CN110027535A - For the pedal sense simulator of vehicle and with its vehicle - Google Patents
For the pedal sense simulator of vehicle and with its vehicle Download PDFInfo
- Publication number
- CN110027535A CN110027535A CN201810031968.9A CN201810031968A CN110027535A CN 110027535 A CN110027535 A CN 110027535A CN 201810031968 A CN201810031968 A CN 201810031968A CN 110027535 A CN110027535 A CN 110027535A
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- CN
- China
- Prior art keywords
- motor
- pedal
- push rod
- elastic component
- vehicle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B60T7/042—Brake-action initiating means for personal initiation foot actuated by electrical means, e.g. using travel or force sensors
-
- 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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/34—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition
- B60T8/40—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration having a fluid pressure regulator responsive to a speed condition comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
- B60T8/4072—Systems in which a driver input signal is used as a control signal for the additional fluid circuit which is normally used for braking
- B60T8/4081—Systems with stroke simulating devices for driver input
- B60T8/409—Systems with stroke simulating devices for driver input characterised by details of the stroke simulating device
Abstract
The invention discloses a kind of pedal sense simulator for vehicle and with its vehicle, vehicle includes pedal, pedal sense simulator includes shell, linear motor and two elastic components, linear motor includes electric motor primary, motor secondary and motor push rod, electric motor primary is fixed on the inner wall of shell, motor secondary is located in electric motor primary, motor secondary and electric motor primary cooperate so that the opposite electric motor primary of motor secondary is axially movable, motor secondary housing drives motor push rod synchronizing moving on motor push rod, the first end of motor push rod stretches out shell and is suitable for being connected with pedal；Two elastic components are respectively provided in shell, and the length of two elastic components is different and the both ends of each elastic component are respectively fitting into the inner wall of shell and the second end of motor push rod.Pedal sense simulator according to the present invention for vehicle, fast response time have good braking effect, while can provide good " brake feel " for driver, and especially pedal brake is felt.
Description
Technical field
The present invention relates to technical field of vehicle, more particularly, to a kind of pedal sense simulator for vehicle and with its
Vehicle.
Background technique
In the related technology, the pedal in vehicle mainly uses hydraulic gear or pneumatic drive mechanisms to carry out power transmission,
To realize the braking of vehicle.But using the response speed of the braking system of hydraulic gear or pneumatic drive mechanisms compared with
Slowly, poor stop brings big inconvenience to the practical operation of driver.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, the present invention proposes a kind of use
In the pedal sense simulator of vehicle, the pedal sense simulator fast response time, there is good braking effect, while can be
Driver provides good " brake feel ", and especially pedal brake is felt.
The present invention also proposes a kind of vehicle with above-mentioned pedal sense simulator.
The pedal sense simulator for vehicle of embodiment according to a first aspect of the present invention, the vehicle includes pedal, institute
Stating pedal sense simulator includes: shell；Linear motor, the linear motor include electric motor primary, motor secondary and motor push rod,
The electric motor primary is fixed on the inner wall of the shell, and the motor secondary is located in the electric motor primary, the motor
Grade cooperates with the electric motor primary so that the opposite electric motor primary of motor secondary is axially movable, the motor secondary housing
To drive the motor push rod synchronizing moving on the motor push rod, the first end of the motor push rod stretch out the shell with
Suitable for being connected with the pedal；Two elastic components, described two elastic components are respectively provided in the shell, described two elastic components
Length is different and the both ends of each elastic component be respectively fitting into the shell inner wall and the motor push rod second
End.
Pedal sense simulator according to an embodiment of the present invention for vehicle passes through setting linear motor and elastic component, bullet
Property part elastic force can be applied to motor push rod and motor push rod application can be acted on providing based-pedal counter-force, motor secondary
Power allows pedal sense simulator to provide pedal optimal target pedal reaction force to provide balancing force, thus optimal mesh
It is mutually matched between mark pedal reaction force, pedal brake power and the operating status of real vehicle, and then when pedal sense simulator is applied to vehicle
When middle, brake signal can be transmitted using electric signal, signal transmitting is rapidly, braking response is fast, is quick on the draw, while can be
Driver provides good " brake feel ", and especially pedal brake is felt, so that " brake feel " more meets the impression of human body,
To improve vehicle braking system braking effect (such as shorten braking response time, brake force more reasonable) and drive
The brake feel for the person of sailing by；By setting two for elastic component, the elastic characteristic line of elastic component has diversity, so that elastic component
Elastic characteristic line closer to pedal aim curve, i.e. elastic component elastic force closer to optimal target pedal reaction force, more hold
Easily reach design requirement, to alleviate the burden of linear motor, while any one elastic component goes out in two elastic components
When existing failure, another elastic component can continue to provide normal operation of the elastic force to guarantee pedal sense simulator, improve bullet
Property part safety coefficient, ensure that the use reliability of pedal sense simulator, and may be implemented pedal brake feeling regulation,
Such as can change optimal target pedal reaction force, the difference of " brake feel " is required to meet different drivers；Pedal
The globality for feeling simulator is strong, it can be achieved that modularized design, facilitates production and transport and install and use.
According to some embodiments of the present invention, the inner wall of the shell is equipped with the first installation protrusion, first installation
The end face towards the motor push rod of protrusion is equipped with the second installation protrusion, and the periphery wall of the second installation protrusion is located at described
The inside of the periphery wall of first installation protrusion, described two elastic components are respectively the first elastic component and the second elastic component, and described the
One elastic component housing is in the first installation protrusion, and the second elastic component housing is in the second installation protrusion.
According to some embodiments of the present invention, the second end of the motor push rod is raised equipped with third installation, and described first
For elastic component housing on the periphery wall of third installation protrusion, second elastic component, which stops, is against the third installation protrusion
On end face.
According to some embodiments of the present invention, the second installation protrusion is extend into the third installation protrusion.
According to some embodiments of the present invention, the shell is equipped with support, and the pedal is rotatably arranged at the branch
On seat, setting is only against the only arrived piece in the first end of the motor push rod on the pedal.
According to some embodiments of the present invention, the only arrived piece is the idler wheel being rotatably arranged on the pedal.
According to some embodiments of the present invention, the shell includes: the open Master cylinder body in two sides, and the electric motor primary is fixed
On the inner wall of the Master cylinder body；Bottom cover, the bottom cover are located at the wherein side that the Master cylinder body is closed on the Master cylinder body
Open ports, described two elastic components are only against on the bottom cover；Fixed plate, the fixed plate are located on the Master cylinder body to close
The first end of the other side open ports of the Master cylinder body, the motor push rod is pierced by the fixed plate.
According to some embodiments of the present invention, the periphery wall of the fixed plate is located at the outer of the periphery wall of the Master cylinder body
Side.
According to some embodiments of the present invention, sealing ring is equipped between the bottom cover and the Master cylinder body.
The vehicle of embodiment according to a second aspect of the present invention, comprising: car body, the car body are equipped with electronic control unit；
Pedal sense simulator, the pedal sense simulator are according to the pedal sense simulator of the above-mentioned first aspect embodiment of the present invention, institute
It states shell to be located on the car body, the first end of the motor push rod is connected with the pedal, the linear motor and the electricity
Sub-control unit is connected；For detecting the displacement detector of the displacement of the motor push rod, institute's displacement sensing device with
The electronic control unit is connected；It is described for detecting the pressure-detecting device of the bearing capacity of the first end of the motor push rod
Pressure-detecting device is connected with the electronic control unit.
Vehicle according to an embodiment of the present invention can form electronics in vehicle by using above-mentioned pedal sense simulator
Mechanical layout, without arranging fluid pressure line etc., flexible arrangement facilitates the integrally-built arrangement of vehicle, while reducing vehicle
Quality, improve the braking effect of the braking system of vehicle and the brake feel of driver by realizing the electric braking of vehicle.Its
In, pedal sense simulator may be mounted under the floor of car body, and the simulator of pedal sense at this time will not occupy cockpit and engine
The space in cabin has further facilitated the integrally-built arrangement of vehicle, has improved the comfort of vehicle.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the cross-sectional view of pedal sense simulator according to an embodiment of the present invention；
Fig. 2 is the enlarged drawing in the portion A that Fig. 1 centre circle shows；
Fig. 3 is the enlarged drawing in the portion B that Fig. 1 centre circle shows；
Fig. 4 is the assembling schematic diagram between pedal sense simulator and pedal shown in Fig. 1；
Fig. 5 is the explosive view of pedal sense simulator and pedal assembling structure shown in Fig. 4；
Fig. 6 is the partial schematic diagram of pedal sense simulator and pedal assembling structure shown in Fig. 4；
Fig. 7 is the elastic characteristic line of the first elastic component according to an embodiment of the present invention, the second elastic component and combinations thereof；
Fig. 8 is the elastic characteristic of the first elastic component in accordance with another embodiment of the present invention, the second elastic component and combinations thereof
Line.
Appended drawing reference:
Pedal sense simulator 100, pedal 101, limiting section 101a, only arrived piece 102, roller wheel shaft 102a,
Shell 1, support 10, support shaft 10a, the first fixing piece 10b, the second fixing piece 10c, third fixing piece 10d,
Master cylinder body 11, first connecting portion 111, bottom cover 12, bottom cover sealing ring 120,
First holding tank 12a, first installation protrusion 121, second installation protrusion 122, second connecting portion 123,
Fixed plate 13, the second holding tank 13a, fixed plate sealing ring 130,
Linear motor 2, electric motor primary 21, motor secondary 22, motor push rod 23,
First end 23a, second end 23b, third installation protrusion 231, escape groove 231a,
First elastic component 31, the second elastic component 32.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " transverse direction ", " length ", " thickness ", "upper",
The instruction such as "lower", "vertical", "horizontal", "top", "bottom", "inner", "outside", " clockwise ", " counterclockwise ", " axial direction ", " radial direction "
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.In addition, defining " first ", the feature of " second " can be expressed or impliedly
Including one or more of the features.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two
More than a.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The pedal sense simulator for vehicle of embodiment according to a first aspect of the present invention is described below with reference to Fig. 1-Fig. 8
100。
As Figure 1-Figure 8, the pedal sense simulator 100 according to an embodiment of the present invention for vehicle, vehicle include stepping on
Plate 101, pedal sense simulator 100 include shell 1, linear motor 2 and two elastic components.
Linear motor 2 includes electric motor primary 21, motor secondary 22 and motor push rod 23, and electric motor primary 21 is fixed on shell 1
Inner wall on, motor secondary 22 is located in electric motor primary 21, and motor secondary 22 and electric motor primary 21 cooperate so that motor secondary
22 opposite electric motor primaries 21 are axially movable, and 22 housing of motor secondary drives motor push rod 23 is synchronous to move on motor push rod 23
Dynamic, the first end 23a of motor push rod 23 stretches out shell 1 and is suitable for being connected with pedal 101.Two elastic components are respectively provided at shell 1
Interior, the length of two elastic components is different and the both ends of each elastic component are respectively fitting into the inner wall and motor push rod 23 of shell 1
Second end 23b.
For example, as shown in figs 1 to 6, shell 1, which can be generally formed into tubular structure and shell 1, can limit receiving
Space, electric motor primary 21 and motor secondary 22 can be respectively positioned in accommodation space, and electric motor primary 21 is fixed on shell 1 to support
Shell 1 is further ensured that the strength and stability of shell 1, motor push rod 23 can be threaded through on shell 1, so that motor push rod
23 a part is located in accommodation space, another part of motor push rod 23 is located at outside accommodation space.
Electric motor primary 21 and motor secondary 22 can be all formed as cyclic structure, motor push rod 23, motor secondary 22 and electricity
Machine primary 21 can be set gradually from inside to outside, that is to say, that motor secondary 22 is set in outside motor push rod 23 and electric motor primary
21 are set in outside motor secondary 22, and wherein motor secondary 22 can be fixed on motor push rod 23 and electric motor primary 21 and motor
Secondary 22 internal and external partitions setting, interacts between electric motor primary 21 and motor secondary 22, allows motor secondary 22 along straight
Line motor 2 is moved axially with respect to electric motor primary 21, so that motor secondary 22 can drive 23 synchronizing moving of motor push rod.Directly
Line motor 2 has many advantages, such as that compact-sized, power loss is small, reaction speed is fast, registration, noise is small, the service life is long.
The length difference of two elastic components and the both ends of each elastic component are respectively fitting into the inner wall such as shell 1 of shell 1
Bottom wall and motor push rod 23 second end 23b, thus when vehicle need brake, motor push rod 23 along linear motor 2 axial direction
When mobile, the axial distance between the second end 23b of motor push rod 23 and the inner wall of above-mentioned shell 1 changes, and elastic component can
To apply elastic force to motor push rod 23, and the first end 23a of motor push rod 23 is connected with pedal 101, so that elastic component can be with
Based-pedal counter-force is provided.Here, it should be noted that " length of two elastic components is different " refer to pedal sense simulator 100
After being completed and being connected with pedal 101, when pedal sense simulator 100 is in initial position (the non-pushes pedals 101 of driver),
The axial length of two elastic components is different.
When pedal sense simulator 100 be applied to vehicle in when, when vehicle needs to brake, driver step on pedal 101 with will
The pedal force of driver is transferred to linear motor 2 and elastic component by motor push rod 23, and elastic component can apply motor push rod 23
Add elastic force to provide based-pedal counter-force, guarantees " brake feel " of pedal 101 when braking system work；And the inspection on vehicle
Surveying device such as sensor can detecte the size of pedal force, the mobile displacement of motor push rod 23 or motor secondary 22, motor
The parameters such as the movement speed size of push rod 23 or motor secondary 22, and will test the electronic control unit that result is transferred to vehicle
(Electronic Control Unit, ECU) is to analyze testing result, so that it is anti-to calculate optimal target pedal
Power and linear motor 2 need balancing force to be offered, and linear motor 2 needs balancing force to be offered anti-for optimal target pedal
Difference between power and based-pedal counter-force, optimum results are transferred to linear motor 2, linear motor by electronic control unit at this time
2 reception signals to interact between electric motor primary 21 and motor secondary 22, allow motor secondary 22 to motor push rod
23 apply corresponding balancing force, and the sum of based-pedal counter-force and balancing force are to form optimal target pedal reaction force, optimal mesh
Mark pedal reaction force acts on motor push rod 23 to be matched with the operating status with real vehicle, so as to promote driver's pedal
Pedal sense effect when 101, can promote the operational comfort of driver；Electronic control unit can be according to optimal mesh simultaneously
Operating status and the real-time road etc. marked pedal reaction force and combine real vehicle, analysis obtains final braking scheme, and will accordingly believe
Number executing agency is transferred to realize the braking of vehicle.
Here, it should be noted that " brake feel " is a kind of comprehensive feeling, it may include that pedal brake is felt, driven
Vehicle braking deceleration, brake noise acoustically and visual vehicle deceleration that the person of sailing experiences etc., wherein pedal
Brake feel is most important component part.
It is understood that the both ends of each elastic component second end 23b with the inner wall of shell 1, motor push rod 23 respectively
Cooperation, when the non-pushes pedals 101 of driver, pedal sense simulator 100 are in initial position, at least one of two elastic components
Both ends only supported with the second end 23b phase of the inner wall of shell 1, motor push rod 23 respectively, thus when driver's pushes pedals 101,
At least one elastic component can apply elastic force to motor push rod 23 to provide based-pedal counter-force.For example, driver does not trample
When pedal 101, pedal sense simulator 100 are in initial position, both ends of one of them in two elastic components respectively with shell 1
Inner wall, motor push rod 23 second end 23b phase only support, one end of another in two elastic components can be with shell 1
In the second end 23b of inner wall and motor push rod 23 one of them only support, the other end can be with the inner wall and motor push rod of shell 1
Another interval setting in 23 second end 23b, driver start pushes pedals 101 and make motor push rod 23 along straight-line electric
Machine 2 axial direction move, in two elastic components it is above-mentioned one of them to motor push rod 23 application elastic force, when motor push rod
23 be moved to so that in two elastic components it is above-mentioned another both ends respectively with the inner wall of shell 1 and motor push rod 23
Two end 23b phases are only supported, and two elastic components start to work at the same time, apply elastic force to motor push rod 23 simultaneously at this time.For another example driving
When the non-pushes pedals 101 of the person of sailing, pedal sense simulator 100 are in initial position, the both ends of each elastic component in two elastic components
It is only supported with the second end 23b phase of the inner wall of shell 1, motor push rod 23 respectively, driver starts pushes pedals 101 and motor is pushed away
Bar 23 is moved along the axial direction of linear motor 2, and two elastic components start simultaneously at work while applying elasticity to motor push rod 23
Power.
Wherein, when the non-pushes pedals 101 of driver, pedal sense simulator 100 are in initial position, the shape of two elastic components
State can be arranged according to actual needs.For example, two elastic components can be in nature, (elastic component does not carry out precompressed
Contracting) perhaps two elastic components can be in pre-compressed state or two elastic components one of them be in precommpression shape
State, another in the raw.
Pedal sense simulator 100 according to an embodiment of the present invention for vehicle passes through setting linear motor 2 and elasticity
Part, elastic component can apply elastic force to motor push rod 23 can push away motor with providing based-pedal counter-force, motor secondary 22
Bar 23 applies active force to provide balancing force, and pedal sense simulator 100 is allowed to provide pedal 101 optimal target pedal
Counter-force to be mutually matched between optimal target pedal reaction force, pedal brake power and the operating status of real vehicle, and then works as pedal
When sense simulator 100 is applied in vehicle, brake signal can be transmitted using electric signal, signal transmitting is rapid, braking response is fast,
It is quick on the draw, while good " brake feel " can be provided for driver, especially pedal brake is felt, so that " brake feel
Feel " more meet the impression of human body, to improve the braking effect of the braking system of vehicle (such as when shortening braking response
Between, brake force it is more reasonable) and driver brake feel by；By setting two for elastic component, the elastic characteristic of elastic component
Line has diversity, so that the elastic force of elastic characteristic line closer to the pedal aim curve, i.e. elastic component of elastic component is closer
Optimal target pedal reaction force, it is easier to reach design requirement, to alleviate the burden of linear motor 2, while two elasticity
In part any one elastic component break down when, another elastic component can continue provide elastic force to guarantee pedal sense mould
The normal operation of quasi- device 100, improves the safety coefficient of elastic component, ensure that the use reliability of pedal sense simulator 100, protects
The safety of driver has been demonstrate,proved, and the regulation of pedal brake feeling may be implemented, such as to can change optimal target pedal anti-
Power requires the difference of " brake feel " to meet different drivers, easy to adjust；The globality of pedal sense simulator 100
By force, it can be achieved that modularized design, facilitates production and transport and install and use.
In some alternative embodiments of the invention, the inner wall of shell 1 is equipped with the first installation protrusion 121, the first installation
The end face towards motor push rod 23 of protrusion 121 is equipped with the second installation protrusion 122, and the periphery wall of the second installation protrusion 122 is located at
The inside of the periphery wall of first installation protrusion 121, two elastic components are respectively the first elastic component 31 and the second elastic component 32, and first
31 housing of elastic component is in the first installation protrusion 121, and 32 housing of the second elastic component is in the second installation protrusion 122.For example, scheming
In the example of 1 and Fig. 4, the first installation protrusion 121 can be located on the bottom wall of shell 1, and the first installation protrusion 121 can be by above-mentioned
The internal partial wall of bottom wall protrudes to be formed towards the direction close to motor push rod 23, and the second installation protrusion 122 can be by the first installation
A part of the end face towards motor push rod 23 of protrusion 121 is protruded to be formed towards the direction close to motor push rod 23, the first peace
Dress protrusion 121 and the second installation protrusion 122 can be generally formed into the cross-sectional area of solid construction and the second installation protrusion 122
Less than the cross-sectional area of the first installation protrusion 121, the first installation protrusion 121 and the second installation protrusion 122 can be coaxially disposed.The
One elastic component 31 and the second elastic component 32 inside and outside nested can be arranged and the first elastic component 31 can be set in the second elastic component 32
Outside, and by the lower end of the first elastic component 31 (for example, lower end as shown in figure 1) it is set in outside the first installation protrusion 121, the second elasticity
The lower end of part 32 is set in outside the second installation protrusion 122, and 31 lower end of the first elastic component can be with the first installation protrusion 121 at this time
Periphery wall is adapted, 32 lower end of the second elastic component can be adapted with the periphery wall of the second installation protrusion 122, thus the first installation
Protrusion 121 and the second installation protrusion 122 can respectively position the first elastic component 31 and the second elastic component 32, avoid because of the
The position of one elastic component 31 and/or the second elastic component 32 changes so that the first elastic component 31 and/or 32 nothing of the second elastic component
Method preferably provides based-pedal counter-force, to further ensure pedal brake feeling；It ensure that the first elastic component 31 simultaneously
And the second interval between elastic component 32, so that the first elastic component 31 and the setting of 32 internal and external partition of the second elastic component, thus first
It does not interfere with each other, work independently from each other between elastic component 31 and the second elastic component 32；And first elastic component 31 and the second elastic component
32 may be implemented to be co-axially mounted, and guarantee the first elastic force and the second elastic component 32 that the first elastic component 31 applies motor push rod 23
The second elastic force applied to motor push rod 23 is more balanced.
It is understood that the first elastic component 31 can be with non-inside and outside nested setting, such as first with the second elastic component 32
Elastic component 31 and the second elastic component 32 can be along the diametrically settings of linear motor 2.Wherein, the first elastic component 31 and the second bullet
Property part 32 can be spring, but not limited to this.When the first elastic component 31 and the second elastic component 32 are spring, spring can be with
For the internal diameter of Hookean spring, nonlinear spring etc., and spring axis constant or along spring can be axially retained along spring
To being gradually increased or reduce, such as spring can be cylindrical spring or volute spring etc., while the stiffness factor of spring can phase
With, can not also be identical.
As Figure 1-Figure 8, when pedal sense simulator 100 is applied in vehicle, when the non-pushes pedals 101 of driver,
Pedal sense simulator 100 is in initial position, at this time at the time of the state and start-up operation of the first elastic component 31, the second elastic component
It can be arranged according to actual needs at the time of 32 state and start-up operation.For example, pedal sense simulator 100 is in initial position
When, the first elastic component 31 and the second elastic component 32 are that pre-compressed state, i.e. the first elastic component 31 and the second elastic component 32 are located
In compressive state to generate active force to motor push rod 23；When driver's pushes pedals 101, the first elastic component 31 and the second bullet
Property part 32 works at the same time.Alternatively, when pedal sense simulator 100 is in initial position, the first elastic component 31 be pre-compressed state and
In the raw, the first elastic component 31 generates active force, the second elastic component 32 to motor push rod 23 to second elastic component 32 at this time
Active force is not generated to motor push rod 23, the lower end of the second elastic component 32 mutually can only be supported with the inner wall of shell 1, the second elastic component
32 upper end and the second end 23b of motor push rod 23 mutually only can support or be spaced setting；At pedal sense simulator 100
When the upper end of initial position and the second elastic component 32 and the second end 23b phase of motor push rod 23 are only supported, driver's pushes pedals
101, the displacement of pedal 101 is greater than zero, then the first elastic component 31 and the second elastic component 32 work at the same time, alternatively, working as pedal sense
When simulator 100 is in upper end and the interval the second end 23b setting of motor push rod 23 of initial position and the second elastic component 32,
After the displacement that the displacement of pedal 101 reaches its setting value or motor push rod 23 reaches its setting value, 31 He of the first elastic component
Second elastic component 32 just works at the same time, that is to say, that the second end 23b of motor push rod 23 is moved to upper with the second elastic component 32
After end is mutually only supported, the second elastic component 32 is just started to work, and the displacement of pedal 101 is not up to its setting value or motor push rod
When 23 displacement is not up to its setting value, the work of only the first elastic component 31.For another example pedal sense simulator 100 is in just
When beginning position, the first elastic component 31 and the second elastic component 32 are nature, at this time the first elastic component 31 and the second elastic component
32 do not apply elastic force to motor push rod 23, and the upper end of the first elastic component 31 can be with the second end 23b of motor push rod 23
Phase is only supported, the lower end of the first elastic component 31 mutually can only be supported with the inner wall of shell 1, and the lower end of the second elastic component 32 can be with shell
1 inner wall mutually only supports, setting only can be supported or be spaced in the upper end of the second elastic component 32 with the second end 23b phase of motor push rod 23.
But not limited to this.
Further, as shown in Figure 1 and Figure 4, the cross-sectional area of the first installation protrusion 121 can gradually increase from up to down
Greatly, such as the first installation protrusion 121 is formed as round table-like, to facilitate the installation of the first elastic component 31；Second installation protrusion
122 cross-sectional area can be gradually increased from up to down, such as the second installation protrusion 122 is formed as round table-like, to facilitate
The installation of second elastic component 32.It is understood that the cross-sectional area of the first installation protrusion 121 can also be kept from up to down not
Becoming, the cross-sectional area of the second installation protrusion 122 can also remain unchanged from up to down, but not limited to this.
In further embodiment of the present invention, the second end 23b of motor push rod 23 is equipped with third installation protrusion 231, the
For one elastic component, 31 housing on the periphery wall of third installation protrusion 231, the second elastic component 32, which stops, is against third installation protrusion 231
On end face.For example, third installation protrusion 231 can be by the portion of the second end 23b of motor push rod 23 in the example of Fig. 1 and Fig. 4
Point end face protrudes to be formed towards close to the direction of the first installation protrusion 121, the upper end of the first elastic component 31 (for example, as shown in figure 1
Upper end) it is set in outside third installation protrusion 231,31 upper end of the first elastic component can install the periphery wall phase of protrusion 231 with third
Adaptation, the upper end of the second elastic component 32, which is stopped, to be against on the end face of third installation protrusion 231, and the second elastic component 32 may be at nature
State or pre-compressed state, so that third installation protrusion 231 can position 31 further progress of the first elastic component, while into one
Step ensure that the interval between the first elastic component 31 and the second elastic component 32.
Further, as shown in Figure 1 and Figure 4, the cross-sectional area of third installation protrusion 231 can gradually increase from up to down
Greatly, to further facilitate the installation of the first elastic component 31.It is understood that the cross-sectional area of third installation protrusion 231
It can also remain unchanged from up to down, but not limited to this.
Optionally, the second installation protrusion 122 is extend into third installation protrusion 231.For example, as shown in Figure 1 and Figure 4, the
Escape groove 231a is formed in three installation protrusions 231, escape groove 231a can be installed the one of the above-mentioned end face of protrusion 231 by third
It is partially toward the recessed formation in direction far from the first installation protrusion 121, motor push rod 23 is axially facing along linear motor 2 at this time
During the direction movement of the first installation protrusion 121, the second installation protrusion 122 can be extend into escape groove 231a,
Lead to 100 nothing of pedal sense simulator so as to avoid colliding between the second installation protrusion 122 and third installation protrusion 231
Method operates normally, while limiting the displacement of motor push rod 23, limiting the stroke of motor push rod 23, reduces pedal sense
The axial dimension of simulator 100 so that pedal sense simulator 100 it is compact-sized, occupy little space.
It is understood that the second end 23b of motor push rod 23 is not provided with third installation protrusion 231 but is formed with recessed
Slot (not shown go out), motor push rod 23 are being axially facing the mistake moved close to the direction of the first installation protrusion 121 along linear motor 2
Cheng Zhong, the second installation protrusion 122 can be extend into groove, and the upper end of the first elastic component 31 can only be against motor push rod at this time
On the end face of 23 second end 23b, the end of the second end 23b that can be only against motor push rod 23 of the upper end of the second elastic component 32
On face or on the wall surface of groove.
In some embodiments of the invention, shell 1 is equipped with support 10, and pedal 101 is rotatably arranged on support 10,
Setting is only against the only arrived piece 102 on the first end 23a of motor push rod 23 on pedal 101.For example, as shown in Figure 4-Figure 6, support
10 can be located at the side of the neighbouring pedal 101 of shell 1, and pedal 101 can be rotatably arranged at support by support shaft 10a
On 10, only arrived piece 102 can be located at the side towards motor push rod 23 of pedal 101, so that pedal 101 can be by stopping arrived piece
102 are transferred to the pedal force of driver on motor push rod 23, while the occupancy for further reducing pedal sense simulator 100 is empty
Between.
In some embodiments of the invention, only arrived piece 102 is the idler wheel being rotatably arranged on pedal 101.Example
Such as, in the example of Fig. 4-Fig. 6, idler wheel can be installed in rotation on pedal 101 by roller wheel shaft 102a, work as driver
When pushes pedals 101, pedal 101 can be rotated around support shaft 10a, so that idler wheel can also be rotated around support shaft 10a, from
And idler wheel can make motor push rod 23 mobile towards the first installation protrusion 121 with pushing motor push rod 23, so that motor push rod 23
The first elastic component 31 and/or the second elastic component 32 are compressed, in the process, idler wheel can rotate around roller wheel shaft 102a,
So that reducing rubbing between idler wheel and motor push rod 23 between idler wheel and the first end 23a of motor push rod 23 to be in rolling contact
It wipes, reduces the abrasion of idler wheel Yu motor push rod 23, to improve the use reliability of pedal sense simulator 100, ensure that
The pedal brake of driver is felt.
In some embodiments of the invention, shell 1 includes the open Master cylinder body 11 in two sides, bottom cover 12 and fixed plate 13,
Electric motor primary 21 is fixed on the inner wall of Master cylinder body 11, and bottom cover 12 is located at the wherein side that Master cylinder body 11 is closed on Master cylinder body 11
Open ports, two elastic components are only against on bottom cover 12, and fixed plate 13 is located at the other side that Master cylinder body 11 is closed on Master cylinder body 11
The first end 23a of open ports, motor push rod 23 is pierced by fixed plate 13.For example, as Figure 1-Figure 5, Master cylinder body 11 can be substantially
Be formed as tubular structure, the axial ends of Master cylinder body 11 is opened wide, and bottom cover 12 is located at axial one end of Master cylinder body 11, fixed plate 13 is set
In the axial other end of Master cylinder body 11, to limit closed receiving jointly between bottom cover 12, Master cylinder body 11 and fixed plate 13
Space realizes dust-proof, waterproof the effect of pedal sense simulator 100 so that dust, water etc. cannot be introduced into accommodation space.Two
The lower end (for example, such as lower end of Fig. 1) of a elastic component is only against on bottom cover 12, and motor push rod 23 can be threaded through fixed plate 13
On, so that the first end 23a of motor push rod 23 is pierced by fixed plate 13 and is suitable for being connected with pedal 101.
Specifically, as shown in Fig. 1, Fig. 3, Fig. 4 and Fig. 6, the one end of Master cylinder body 11 being connected with fixed plate 13 can be formed
There is first connecting portion 111, first connecting portion 111 can be formed along projecting radially outward for Master cylinder body 11, in first connecting portion 111
It is equipped with the first fixing piece 10b, Master cylinder body 11 and fixed plate 13 are fixedly linked by the first fixing piece 10b realization；
The outer edge of bottom cover 12 could be formed with second connecting portion 123, and second connecting portion 123 can projecting radially outward along bottom cover 12
It is formed, is equipped with the second fixing piece 10c in second connecting portion 123, allow Master cylinder body 11 and bottom cover 12 fixed by second
Part 10c realization is fixedly linked；Third fixing piece 10d is equipped in fixed plate 13, so that pedal sense simulator 100 can pass through
Three fixing piece 10d are fixed on vehicle, facilitate the installation of pedal sense simulator 100, while fixed plate 13 can play support
The effect of pedal sense simulator 100.Wherein, the first fixing piece 10b, the second fixing piece 10c and third fixing piece 10d can be
Bolt.
In some embodiments of the invention, as shown in Fig. 1, Fig. 4-Fig. 6, the periphery wall of fixed plate 13 is located at master cylinder
The outside of the periphery wall of body 11, consequently facilitating third fixing piece 10d is worn in fixed plate 13, by pedal sense simulator 100
It is installed on vehicle.Here, it should be noted that direction "outside" refers to the side of the central axis far from pedal sense simulator 100
To opposite direction is defined as "inner".
Further, sealing ring is equipped between bottom cover 12 and Master cylinder body 11.For example, in the example of Fig. 1, Fig. 3 and Fig. 4,
It is equipped with bottom cover sealing ring 120 between bottom cover 12 and Master cylinder body 11, improves the leakproofness between bottom cover 12 and Master cylinder body 11, thus
The leakproofness for further ensuring shell 1 improves dust-proof, waterproof the effect of pedal sense simulator 100.
Wherein, the first holding tank 12a, bottom cover sealing ring be could be formed at least one of bottom cover 12 and Master cylinder body 11
120 can be placed in the first holding tank 12a, to play position-limiting action to bottom cover sealing ring 120.For example, in Fig. 1, Fig. 3 and Fig. 4
Example in, the first holding tank 12a is formed on the periphery wall of bottom cover 12, and the first holding tank 12a can be by the portion of bottom cover 12
Exceptionally peripheral wall inwardly concaves to be formed.Certainly, the first holding tank 12a is additionally formed on Master cylinder body 11 or bottom cover 12 and main
Cylinder body 11 is respectively formed on the first holding tank 12a on the first holding tank 12a and bottom cover 12 and first on Master cylinder body 11 accommodates
Slot 12a is positioned opposite to each other to accommodate bottom cover sealing ring 120.
As shown in Figure 1, Figure 2 and Figure 4, the through-hole for running through fixed plate 13 along its thickness direction, electricity are formed in fixed plate 13
The first end 23a of machine push rod 23 is pierced by fixed plate 13 by through-hole, and fixed plate is equipped between motor push rod 23 and the wall surface of through-hole
Sealing ring 130, to promote the leakproofness between motor push rod 23 and fixed plate 13, to further ensure the sealing of shell 1
Property, improve dust-proof, waterproof the effect of pedal sense simulator 100.Wherein, the part wall of through-hole can be outwardly concaved to be formed
Second holding tank 13a, fixed plate sealing ring 130 can be placed in the second holding tank 13a the limit for realizing fixed plate sealing ring 130
Position.
The vehicle of embodiment according to a second aspect of the present invention, including car body, pedal sense simulator 100, displacement detector
And pressure-detecting device, wherein pedal sense simulator 100 is to be simulated according to the pedal sense of the above-mentioned first aspect embodiment of the present invention
Device 100.Vehicle can be electric car, but not limited to this.
Car body is equipped with electronic control unit, and the shell 1 of pedal sense simulator 100 is set on the car body, motor push rod 23
First end 23a is connected with pedal 101, and linear motor 2 is connected with electronic control unit.Displacement detector can be used for detecting electricity
The displacement and displacement detector of machine push rod 23 are connected with electronic control unit, and displacement detector is allowed to will test knot
Fruit passes to electronic control unit, pressure-detecting device can be used for detecting the bearing capacity of the first end 23a of motor push rod 23 and
Pressure-detecting device is connected with electronic control unit, allows pressure-detecting device to will test result and passes to electronic control list
Member.Electronic control unit can analyze the testing result of displacement detector and pressure-detecting device, and calculate most
Excellent target pedal reaction force and linear motor 2 need balancing force to be offered, and optimum results are transferred to linear motor 2, straight-line electric
Machine 2 receives signal and to interact between electric motor primary 21 and motor secondary 22, and motor secondary 22 pushes away motor
Bar 23 applies corresponding balancing force, thus pedal sense effect when improving driver's pedal 101；Electronic control unit simultaneously
Can be according to the operating status and real-time road etc. of optimal target pedal reaction force and combination real vehicle, analysis obtains final system
Dynamic scheme, and corresponding signal is transferred to executing agency to realize the braking of vehicle.Wherein, displacement detector and pressure detecting
The specific location of device can be specifically arranged according to actual needs.
Vehicle according to an embodiment of the present invention can form electricity in vehicle by using above-mentioned pedal sense simulator 100
Sub- mechanical layout, without arranging fluid pressure line etc., flexible arrangement facilitates the integrally-built arrangement of vehicle, while reducing vehicle
Quality, improve the braking effect of the braking system of vehicle and the brake feel of driver by realizing the electric braking of vehicle.
Wherein, pedal sense simulator 100 may be mounted under the floor of car body, and the simulator of pedal sense at this time 100 will not occupy cockpit
With the space of enging cabin, the integrally-built arrangement of vehicle is further facilitated, the comfort of vehicle is improved.
Other of vehicle according to an embodiment of the present invention are constituted and are operated for those of ordinary skills all
Be it is known, be not detailed herein.
It is described in detail below with reference to Fig. 1-Fig. 8 with two specific embodiments according to an embodiment of the present invention for vehicle
Pedal sense simulator 100.It is worth understanding, it is described below to be merely illustrative, rather than to the concrete restriction of invention.
Embodiment one
In the present embodiment, as shown in Fig. 1-Fig. 7, pedal sense simulator 100 includes shell 1, linear motor 2, the first bullet
Property part 31 and the second elastic component 32.
Shell 1 includes Master cylinder body 11, bottom cover 12 and fixed plate 13, and Master cylinder body 11 is generally formed into tubular structure, Master cylinder body
11 axial ends is opened wide, and bottom cover 12 is located at axial one end (for example, lower end as shown in figure 1) of Master cylinder body 11, fixed plate 13 is set
In the axial other end (for example, upper end as shown in figure 1) of Master cylinder body 11, so that between bottom cover 12, Master cylinder body 11 and fixed plate 13
Closed accommodation space is limited jointly.Specifically, as shown in figs 1 to 6, the upper end of Master cylinder body 11 is formed with first connecting portion
111, first connecting portion 111 to be formed along projecting radially outward for Master cylinder body 11, and the first fixing piece is equipped in first connecting portion 111
10b, Master cylinder body 11 and fixed plate 13 are fixedly linked by the first fixing piece 10b realization；The outer edge of bottom cover 12 is formed with second
Interconnecting piece 123, second connecting portion 123 to be formed along projecting radially outward for bottom cover 12, and it is solid that second is equipped in second connecting portion 123
Determine part 10c, Master cylinder body 11 and bottom cover 12 to be fixedly linked by the second fixing piece 10c realization；The periphery wall of fixed plate 13 is located at master
The outside of the periphery wall of cylinder body 11 is equipped with third fixing piece 10d in fixed plate 13, thus when pedal sense simulator 100 is applied
When in vehicle, pedal sense simulator 100 can be fixed on vehicle by third fixing piece 10d.Wherein, the first fixing piece
10b, the second fixing piece 10c and third fixing piece 10d are bolt.
Further, as Figure 1-Figure 4, the first holding tank 12a, the first holding tank are formed on the periphery wall of bottom cover 12
12a is located at the top of second connecting portion 123, and the bottom cover sealing ring 120 between bottom cover 12 and Master cylinder body 11 is placed in the first holding tank
In 12a.Linear motor 2 includes electric motor primary 21, motor secondary 22 and motor push rod 23, and electric motor primary 21 and motor secondary 22 are equal
Be formed as cyclic structure, motor push rod 23, motor secondary 22 and electric motor primary 21 can be set gradually from inside to outside, electric motor primary
21 and motor secondary 22 be respectively positioned in above-mentioned accommodation space, electric motor primary 21 is fixed on the inner wall of shell 1, motor secondary 22 with
21 internal and external partition of electric motor primary setting and motor secondary 22 is fixed on motor push rod 23, electric motor primary 21 and motor secondary 22 it
Between interact, allow the moving axially with respect to electric motor primary 21 along pedal sense simulator 100 of motor secondary 22, thus
Motor secondary 22 can drive 23 synchronizing moving of motor push rod.It is formed in fixed plate 13 along its thickness direction through fixed plate 13
Through-hole, throughhole portions wall surface is outwardly concaved to form the second holding tank 13a, and the first end 23a of motor push rod 23 is worn by through-hole
Fixed link out, the fixed plate sealing ring 130 between motor push rod 23 and the wall surface of through-hole are placed in the second holding tank 13a.
As shown in Figure 1 and Figure 4, bottom cover 12 is equipped with the first installation protrusion 121, and the first installation protrusion 121 is by bottom cover 12
Internal partial wall is equipped with the second installation protrusion 122, the second installation towards formation protruding upward, the upper surface of the first installation protrusion 121
For protrusion 122 by the part upper surface formation protruding upward of the first installation protrusion 121, the first installation protrusion 121 and the second installation are convex
122 coaxial arrangements are played, the first installation protrusion 121 and the second installation protrusion 122 are all formed as round table-like and the second installation protrusion 122
Cross-sectional area less than first installation protrusion 121 cross-sectional area.The second end 23b of motor push rod 23 is equipped with third installation protrusion
231, third installation protrusion 231 is downwardly protrude to form by the portion end surface of the second end 23b of motor push rod 23, third installation protrusion
Escape groove 231a is formed on 231, the second installation protrusion 122 bottom-up can cooperate in escape groove 231a.
The setting nested with inside and outside the second elastic component 32 of first elastic component 31, the first elastic component 31 are set in the second elastic component 32
Outside, when pedal sense simulator 100 is in initial position, the lower end of the first elastic component 31 be set in the first installation protrusion 121 it is outer with
It is against the lower end of the first elastic component 31 only on bottom cover 12, the upper end of the first elastic component 31 is set in outside third installation protrusion 231
So that the upper end of the first elastic component 31 is only against on the end face of 23 second end 23b of motor push rod, the lower end cap of the second elastic component 32
It is located at that the second installation protrusion 122 is outer so that the lower end of the second elastic component 32 is only against on the upper surface of the first installation protrusion 121, the
The upper end of two elastic components 32, which is stopped, to be against on the end face of third installation protrusion 231.
Wherein, the first elastic component 31 and the second elastic component 32 are spring, and the initial length of the first elastic component 31 is greater than the
The initial length of two elastic components 32, that is to say, that the non-pushes pedals 101 of driver, pedal sense simulator 100 are in initial position
When, the axial length of the first elastic component 31 is greater than the axial length of the second elastic component 32.As shown in fig. 7,31 He of the first elastic component
Second elastic component 32 is Hookean spring, and the stiffness factor of the first elastic component 31 is greater than the stiffness factor of the second elastic component 32.
When the non-pushes pedals 101 of driver, pedal sense simulator 100 is in initial position, at this time the first elastic component 31 and the second elasticity
Part 32 is nature；When driver's pushes pedals 101, the first elastic component 31 and the second elastic component 32 start simultaneously at work,
To apply elastic force to motor push rod 23, the second elasticity of the first elastic force of the first elastic component 31 and the second elastic component 32 at this time
Power can be superimposed, to form the elastic force of combined elastic part (including the first elastic component 31 and the second elastic component 32).
When pedal sense simulator 100 be applied to vehicle in when, vehicle further include pedal 101, car body, displacement detector and
Pressure-detecting device, pedal 101 are generally formed into slab construction, and car body is equipped with electronic control unit, linear motor 2 and electronics
Control unit is connected, and the shell 1 of pedal sense simulator 100 is installed on the car body by third fixing piece 10d, displacement detector
Displacement and displacement detector for detecting motor push rod 23 are connected with electronic control unit, so that displacement detector can
Electronic control unit is passed to will test result, pressure-detecting device is used to detect holding for the first end 23a of motor push rod 23
Pressure and pressure-detecting device is connected with electronic control unit allows pressure-detecting device to will test result transmitting electron
Control unit.
Fixed plate 13 is equipped with support 10, and pedal 101 is rotatably arranged on support 10 by support shaft 10a, that is, propped up
Seat shaft 10a can be used as the rotating fulcrum of pedal 101；Pedal 101, which is equipped with, to be only against on the first end 23a of motor push rod 23
Only arrived piece 102, the pedal force of driver can be transferred on motor push rod 23 by pedal 101 by stopping arrived piece 102；Pedal
Limiting section 101a is formed on 101, limiting section 101a is located at the two sides of support shaft 10a with only arrived piece 102, to limit
Portion 101a can play the role of limit, avoid pedal 101 that backwards rotation occurs in its initial position, facilitate the behaviour of driver
Make.Wherein, only arrived piece 102 is idler wheel, and idler wheel is installed in rotation on pedal 101 by roller wheel shaft 102a.
When vehicle needs to brake, driver step on pedal 101, pedal 101 is rotated counterclockwise around support shaft 10a, by
In driver to the distance between pedal force of pedal 101 and support shaft 10a be greater than between idler wheel and support shaft 10a away from
From to be transferred to motor push rod 23 by stopping arrived piece 102 after pedal force is amplified, motor push rod 23 is along pedal sense simulator
100 move axially downwards to compress the first elastic component 31 and the second elastic component 32, the first elastic component 31 and the second elastic component 32
Elastic force can be applied to motor push rod 23 to provide based-pedal counter-force, guarantee " the braking of pedal 101 when braking system work
Feel "；And displacement detector such as displacement sensor can detecte the displacement and/or motor secondary 22 of motor push rod 23
Displacement simultaneously will test result and pass to electronic control unit, and pressure-detecting device such as pressure sensor can detecte motor and push away
The bearing capacity of the first end 23a of bar 23 and will test result by electric signal be transferred to electronic control unit with to testing result into
Row analysis, electronic control unit, which can calculate optimal target pedal reaction force and linear motor 2, needs balancing force to be offered, directly
Line motor 2 need balancing force to be offered can difference between optimal target pedal reaction force and based-pedal counter-force, at this time
Electronic control unit equally passes through electric signal and optimum results is transferred to linear motor 2, and linear motor 2 receives signal and makes motor
It interacts between primary 21 and motor secondary 22, motor secondary 22 is allowed to apply corresponding compensation to motor push rod 23
Power, to form optimal target pedal reaction force, optimal target pedal reaction force is acted on for the sum of based-pedal counter-force and balancing force
Matched on motor push rod 23 with the operating status with real vehicle, so as to promote pedal sense effect when driver's pedal 101
Fruit can promote the operational comfort of driver；Electronic control unit according to optimal target pedal reaction force and can be tied simultaneously
Operating status and the real-time road etc. of real vehicle are closed, analysis obtains final braking scheme, and corresponding signal is transferred to execution machine
Structure is to realize the braking of vehicle.
Embodiment two
As shown in figure 8, the present embodiment is roughly the same with the structure of embodiment one, wherein identical component is using identical attached
Icon note, the difference is that: when the non-pushes pedals 101 of driver, pedal sense simulator 100 are in initial position, the first bullet
Property part 31 and the second elastic component 32 are nature, and the both ends of the first elastic component 31 are pushed away with the inner wall of shell 1 and motor respectively
The second end 23b phase of bar 23 is only supported, and the inner wall of the lower end of the second elastic component 32 and shell 1, which mutually stops, to be supported, the second elastic component 32 it is upper
End and the interval second end 23b of motor push rod 23 are arranged.When driver's pushes pedals 101, the first elastic component 31 work first with
Elastic force is applied to motor push rod 23, when the displacement that the displacement of pedal 101 reaches its setting value or motor push rod 23 reaches
When to its setting value, the second elastic component 32 is just started to work, and the first elastic component 31 and the second elastic component 32 push away motor at this time
Bar 23 applies elastic force.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (10)
1. a kind of pedal sense simulator for vehicle, the vehicle includes pedal, which is characterized in that the pedal sense simulator
Include:
Shell；
Linear motor, the linear motor include electric motor primary, motor secondary and motor push rod, and the electric motor primary is fixed on institute
It states on the inner wall of shell, the motor secondary is located in the electric motor primary, and the motor secondary and the electric motor primary cooperate
So that the relatively described electric motor primary of motor secondary is axially movable, the motor secondary housing is on the motor push rod with band
The motor push rod synchronizing moving is moved, the first end of the motor push rod stretches out the shell and is suitable for being connected with the pedal；
Two elastic components, described two elastic components are respectively provided in the shell, and the length of described two elastic components is different and every
The both ends of a elastic component are respectively fitting into the inner wall of the shell and the second end of the motor push rod.
2. the pedal sense simulator according to claim 1 for vehicle, which is characterized in that set on the inner wall of the shell
There is the first installation protrusion, the end face towards the motor push rod of the first installation protrusion is raised equipped with the second installation, described
The periphery wall of second installation protrusion is located at the inside of the periphery wall of the first installation protrusion, and described two elastic components are respectively the
One elastic component and the second elastic component, the first elastic component housing is in the first installation protrusion, outside second elastic component
It covers in the second installation protrusion.
3. the pedal sense simulator according to claim 2 for vehicle, which is characterized in that the second of the motor push rod
End is equipped with third installation protrusion, and the first elastic component housing is on the periphery wall of third installation protrusion, second bullet
Property part stop and being against on the end face of third installation protrusion.
4. the pedal sense simulator according to claim 3 for vehicle, which is characterized in that the second installation protrusion is stretched
Enter into third installation protrusion.
5. the pedal sense simulator according to claim 1 for vehicle, which is characterized in that the shell is equipped with branch
Seat, the pedal are rotatably arranged on the support, and setting is only against described the first of the motor push rod on the pedal
Only arrived piece on end.
6. the pedal sense simulator according to claim 5 for vehicle, which is characterized in that the only arrived piece is rotatable
Ground is located at the idler wheel on the pedal.
7. the pedal sense simulator according to claim 1 to 6 for vehicle, which is characterized in that the shell
Include:
The open Master cylinder body in two sides, the electric motor primary are fixed on the inner wall of the Master cylinder body；
Bottom cover, the bottom cover are located at the wherein side open ports that the Master cylinder body is closed on the Master cylinder body, described two bullets
Property part only be against on the bottom cover；
Fixed plate, the fixed plate are located at the other side open ports that the Master cylinder body is closed on the Master cylinder body, the motor
The first end of push rod is pierced by the fixed plate.
8. the pedal sense simulator according to claim 7 for vehicle, which is characterized in that the periphery wall of the fixed plate
Positioned at the outside of the periphery wall of the Master cylinder body.
9. the pedal sense simulator according to claim 7 for vehicle, which is characterized in that the bottom cover and the master cylinder
Sealing ring is equipped between body.
10. a kind of vehicle characterized by comprising
Car body, the car body are equipped with electronic control unit；
Pedal sense simulator, the pedal sense simulator be according to pedal sense simulator of any of claims 1-9,
The shell is located on the car body, and the first end of the motor push rod is connected with the pedal, the linear motor with it is described
Electronic control unit is connected；
For detecting the displacement detector of the displacement of the motor push rod, institute's displacement sensing device and the electronic control
Unit is connected；
For detecting the pressure-detecting device of the bearing capacity of the first end of the motor push rod, the pressure-detecting device with it is described
Electronic control unit is connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810031968.9A CN110027535B (en) | 2018-01-12 | 2018-01-12 | Pedal feel simulator for vehicle and vehicle with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810031968.9A CN110027535B (en) | 2018-01-12 | 2018-01-12 | Pedal feel simulator for vehicle and vehicle with same |
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| CN110027535B CN110027535B (en) | 2021-09-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329227A (en) * | 2019-08-09 | 2019-10-15 | 上海拿森汽车电子有限公司 | A kind of pedal simulator, Electric booster and vehicle |
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