CN208376720U - The braking executive device of vehicle and vehicle with it - Google Patents

Abstract

The utility model discloses a kind of braking executive device of vehicle and with its vehicle.Braking executive device includes: the first friction plate and the second friction plate, first friction plate is fixed on transmission shaft, second friction plate is removable with respect to the first friction plate to contact or separate with the first friction plate, and the first friction plate and the second friction plate brake transmission shaft when contacting；Driving assembly, driving assembly and the second friction plate cooperate to drive the second friction plate mobile.According to the braking executive device of the utility model embodiment, brake force is applied to realize the purpose of braking to transmission shaft when the first friction plate and the second friction plate contact, reduce hydraulic brake line, not only can be effectively reduced complete vehicle quality, and it is simple for structure, small in size, be easy to arrange.The problem of transmission efficiency is high simultaneously, energy saving, reveals there is no replacement hydraulic oil and hydraulic oil, is conducive to environmental protection, without expendable component, reduces the pollution to environment.

Description

The braking executive device of vehicle and vehicle with it

Technical field

The utility model relates to vehicular field, the braking executive device more particularly, to a kind of vehicle and the vehicle with it ?.

Background technique

Vehicle in the related technology is equipped with braking on each wheel and executes structure, braking execute structure and brake pedal it Between be equipped with mechanical connection mechanism and hydraulic drive structure, the drive mechanism that surges includes the biggish vacuum brake assistor of volume, system It takes offence the elements such as cylinder, oil conservator, there are the risks of hydraulic oil leakage, and structure is complicated is not easy to arrange, while the quality of vehicle It is larger.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art.

For this purpose, reducing hydraulic brake line, structure letter the utility model proposes a kind of braking executive device of vehicle It is clean, it is energy saving.

The utility model also proposes a kind of vehicle with above-mentioned braking executive device.

According to the braking executive device of the vehicle of the utility model embodiment, the vehicle include wheel hub and with the wheel hub Connected transmission shaft, the braking executive device include: the first friction plate and the second friction plate, and first friction plate is fixed on On the transmission shaft, relatively described first friction plate of the second friction plate is removable to contact or divide with first friction plate From first friction plate and second friction plate brake the transmission shaft when contacting；Driving assembly, the driving component Cooperate with second friction plate to drive second friction plate mobile.

According to the braking executive device of the utility model embodiment, by the way that the first friction plate and the second friction plate is arranged, the Two friction plates can be moved relative to the first friction plate, applied when the first friction plate and the contact of the second friction plate to transmission shaft and braked Power reduces hydraulic brake line compared with the relevant technologies are using hydraulic brake technology with the purpose for realizing braking, not only can be with Be effectively reduced complete vehicle quality, and it is simple for structure, small in size, be easy to arrange.Transmission efficiency is high simultaneously, energy saving, and there is no more The problem of changing hydraulic oil and hydraulic oil leakage, is conducive to environmental protection, without expendable component, reduces the pollution to environment.

In some embodiments of the utility model, the driving component includes: permanent magnet；Electromagnet, the electromagnet Cooperate with the permanent magnet, the driving component is constructed such that one of phase in the permanent magnet and the electromagnet First friction plate is reciprocally moveable to drive second friction plate mobile.

Further, the driving component further includes for often driving the electromagnet or the permanent magnet to be directed away from institute State the mobile reset spring in the direction of the second friction plate.

In some embodiments of the utility model, braking executive device further includes deceleration device, the deceleration device Input terminal is connected with the transmission shaft and the output end of the deceleration device is connected with the wheel hub.

Specifically, the deceleration device includes: sun gear, and the sun gear housing is on the transmission shaft；Planetary gear, institute Planetary gear is stated to engage with the sun gear；Static ring gear, the ring gear are engaged with the planetary gear；Planet carrier, it is described Planet carrier and the planetary gear cooperate to be driven and be rotated synchronously by the planetary gear, and the planet carrier is fixed on the wheel hub.

Further, braking executive device further includes static fixation gear, and the fixed gear is nibbled with the ring gear It closes to limit the ring gear rotation.

In some embodiments of the utility model, the planet carrier includes the outer cover sidewall of end plate and annular, described outer Cover side wall is located on the end plate, and the outer of the ring gear, the sun gear and the planetary gear is covered on outside the outer cover sidewall Side, the end plate are connected by connecting shaft with the planetary gear.

Further, the outside of first friction plate and second friction plate is covered on outside the outer cover sidewall.

In some embodiments of the utility model, braking executive device further includes end cap, and the end cap is fixed on described On the end face far from the outer cover sidewall of end plate and positioned at the outside of the connecting shaft.

According to the vehicle of the utility model embodiment, comprising: wheel, the wheel include wheel hub；Transmission shaft, the transmission Axis is connected with the wheel hub；Braking executive device, the braking executive device are the system according to the utility model above-described embodiment Dynamic executive device, the first friction plate housing are fixed on the transmission shaft.

According to the vehicle of the utility model embodiment, executed by being equipped with according to the braking of the utility model above-described embodiment Device, can be moved by the first friction plate of setting and the second friction plate, the second friction plate relative to the first friction plate, be rubbed when first Brake force is applied to realize the purpose of braking to transmission shaft when pad and the second friction plate contact, utilizes hydraulic system with the relevant technologies Dynamic technology is compared, and hydraulic brake line is reduced, and not only can be effectively reduced complete vehicle quality, and it is simple for structure, small in size, be easy to Arrangement.The problem of transmission efficiency is high simultaneously, energy saving, reveals there is no replacement hydraulic oil and hydraulic oil, is conducive to environmental protection, does not have Expendable component reduces the pollution to environment.

The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will Become obvious and be readily appreciated that, in which:

Fig. 1 is equipped with the main view according to the wheel of the braking executive device of the utility model embodiment；

Fig. 2 is the sectional view in the direction B-B in Fig. 1；

Fig. 3 is the fragmentary cross-sectional view according to the braking executive device of the utility model embodiment；

Fig. 4 is the fragmentary cross-sectional view according to the braking executive device of the utility model embodiment；

Fig. 5 is the schematic diagram according to the deceleration device of the utility model embodiment.

Appended drawing reference:

Vehicle 1000, braking executive device 100, wheel hub 200, wheel hub inner ring 201, wheel hub outer ring 202, transmission shaft 300,

First friction plate 1, first set seat 10,

Second friction plate 2, second set seat 20,

Driving assembly 9, permanent magnet 90, electromagnet 91, reset spring 92,

Deceleration device 3, planetary gear 31, ring gear 32, planet carrier 33, end plate 330, outer cover sidewall 331, connects sun gear 30 Spindle 34,

Fixed gear 4,

End cap 5,

Fixing sleeve 6,

Fixing seat 7,

Fixing bolt 8.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model Limitation.

In the description of the present invention, it should be understood that term " center ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " axial direction ", " radial direction ", The orientation or positional relationship of instructions such as " circumferential directions " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description originally Utility model and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific Orientation construction and operation, therefore should not be understood as limiting the present invention.In addition, defining " first ", " second " Feature can explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise Illustrate, the meaning of " plurality " is two or more.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

It, can below with reference to Fig. 1-Fig. 5 description according to the braking executive device 100 of the vehicle 1000 of the utility model embodiment With understanding, braking executive device 100 is located to brake to wheel on wheel, specifically, each vehicle of vehicle 1000 Braking executive device 100 can be equipped on wheel.Wherein vehicle 1000 includes wheel hub 200 and the transmission shaft being connected with wheel hub 200 300, transmission shaft 300 is connected with power source such as engine, and the rotation of power source drive transmission shaft 300 is rotated with band runner hub 200. Specifically, wheel hub 200 includes wheel hub inner ring 201 and wheel hub outer ring 202, and wheel hub outer ring 202 is for driving wheel rim to rotate, in wheel hub Circle 201 is used cooperatively with wheel hub outer ring 202, and driving vehicle 1000 travels.It needs to be illustrated, vehicle 1000 further includes vehicle The elements such as bridge.

As shown in Figure 1, Figure 2 and Figure 4, according to the braking executive device 100 of the vehicle of the utility model embodiment, comprising: First friction plate 1, the second friction plate 2 and driving assembly 9, wherein the first friction plate 1 is fixed on transmission shaft 300, the second friction Piece 2 is removable with respect to the first friction plate 1 to contact or separate with the first friction plate 1, the first friction plate 1 and the second friction plate 2 Transmission shaft 300 is braked when contact.That is, the first friction plate 1 is rotated synchronously with transmission shaft 300, the second friction plate 2 is opposite The axial direction of transmission shaft 300 is removable, can be to transmission shaft when the second friction plate 2, which is moved to, to be contacted with the first friction plate 1 300 are braked, and cancel the braking to transmission shaft 300 when the second friction plate 2 is separated with the first friction plate 1.

Driving assembly 9 and the second friction plate 2 cooperate to drive the second friction plate 2 mobile.

Specifically, second friction plate 2 can be towards the first friction when driving assembly 9 drives the second friction plate 2 mobile Piece 1 is mobile to contact with the first friction plate 1, and the frictional force that generation is coupled between the first friction plate 1 and the second friction plate 2 can be right Transmission shaft 300 generates braking moment, to realize the purpose braked to transmission shaft 300.

It is understood that driving assembly 9 can only drive the second friction plate 2 mobile towards the first friction plate 1, work as driving When the mobile active force of the first friction plate 1 of direction that component 9 applies the second friction plate 2 is cancelled, due to the first friction plate 1 and the Contact surface between two friction plates 2 is Non-smooth surface face, can push the second friction plate 2 during the rotation of the first friction plate 1 It is separated with the first friction plate 1, to cancel the braking to transmission shaft 300.Or driving assembly 9 can also drive the second friction plate 2 It moves back and forth to separate or contact with the first friction plate 1.

According to the braking executive device 100 of the utility model embodiment, pass through the first friction plate 1 of setting and the second friction plate 2, the second friction plate 2 can be moved relative to the first friction plate 1, when the first friction plate 1 and the contact of the second friction plate 2 to transmission shaft 300 application brake force reduce hydraulic braking pipe compared with the relevant technologies are using hydraulic brake technology with the purpose for realizing braking Road, not only can be effectively reduced complete vehicle quality, and it is simple for structure, small in size, be easy to arrange.Transmission efficiency is high simultaneously, saves energy Source is conducive to environmental protection, without expendable component, reduces to environment the problem of leakage there is no replacement hydraulic oil and hydraulic oil Pollution.

As shown in Fig. 2, driving assembly 9 includes: permanent magnet 90 and electromagnet in some embodiments of the utility model 91, wherein electromagnet 91 and permanent magnet 90 cooperate, and driving assembly 9 is constructed such that in permanent magnet 90 and electromagnet 91 wherein One is reciprocally moveable to drive the second friction plate 2 mobile relative to the first friction plate 1.Specifically, can be 90 phase of permanent magnet First friction plate 1 is moved back and forth to push the second friction plate 2 mobile, can also be that electromagnet 91 is past with respect to the first friction plate 1 It is multiple mobile to push the second friction plate 2 mobile.Wherein can by controlling the sense of current that is passed through in electromagnet 91 so that Electromagnet 91 and permanent magnet 90 are attracting or repel each other so that one of them in permanent magnet 90 and electromagnet 91 is reciprocally moveable. Either by power on/off of the control to electromagnet 91 with control permanent magnet 90 and electromagnet 91 repel each other with drive permanent magnet 90 and One of them in electromagnet 91 is mobile towards first direction, and utilizes and answer with what mobile permanent magnet 90 or electromagnet 91 were connected Position spring allows mobile permanent magnet 90 or electromagnet 91 mobile towards second direction, the shifting of first direction and second direction It moves contrary.So that the structure of driving assembly 9 is simple.

In the specific example of the utility model, permanent magnet 90 or electromagnet 91 only drive the second friction plate 2 towards first Friction plate 1 is mobile, when permanent magnet 90 or electromagnet 91 are separated with the second friction plate 2, during the rotation of the first friction plate 1 The second friction plate 2 can be pushed to separate with the first friction plate 1, to cancel the braking to transmission shaft 300.

In the further embodiment of the utility model, driving assembly 9 further includes for normal drive electromagnet 91 or permanent magnetism Iron 90 is directed away from the reset spring 92 of the direction movement of the second friction plate 2.When to guarantee to cancel braking, driving assembly 9 can To separate with the second friction plate 2, the second friction plate 2 is separated under the thrust of the first friction plate 1 with the first friction plate 1, ensure that The functional reliability of braking executive device 100.

As shown in Figure 2 and Figure 4, in some embodiments of the utility model, braking executive device 100 further includes fixing seat 7,7 housing of fixing seat is on transmission shaft 300 and opposite transmission shaft 300 is irremovable, and the second friction plate 2 is movably arranged at fixation On seat 7, consequently facilitating the assembly of the second friction plate 2.

In some specific examples of the utility model, as shown in Figure 2 and Figure 4, the first friction plate 1 is multiple, Duo Ge One friction plate 1 is spaced apart along the axial direction of transmission shaft 300 and is fixed on first set seat 10, and first set seat 10 is fixed On transmission shaft 300.Second friction plate 2 be it is multiple, multiple second friction plates 2 are spaced apart along the axial direction of transmission shaft 300 And be fixed on second set seat 20, multiple first friction plates 1 and multiple second friction plates 2 are one-to-one mating.When When needing to be implemented braking, second set seat 20 drives multiple second friction plates 2 mobile, multiple first friction plates 1 respectively with it is multiple Second friction plate 2 corresponds contact.So as to improve the braking effect to transmission shaft 300.

As shown in Figure 2 and Figure 4, in some examples of the utility model, braking executive device 100 further includes fixing sleeve 6, Fixing sleeve 6 is fixed on transmission shaft 300, and 10 housing of first set seat is fixed on fixing sleeve 6, consequently facilitating first set seat 10 Fixed installation.In Fig. 2 and example shown in Fig. 4, second set seat 20 is movably arranged in fixing seat 7.

As shown in Fig. 2, Fig. 3 and Fig. 5, in the further embodiment of the utility model, braking executive device 100 further includes The input terminal of deceleration device 3, deceleration device 3 is connected with transmission shaft 300 and the output end of deceleration device 3 is connected with wheel hub 200.Its Middle deceleration device 3 can play the role of deceleration increment, and when executing braking, the revolving speed of transmission shaft 300 passes through deceleration device 3 It is acted on after deceleration increment on wheel hub 200, to realize the purpose braked to wheel hub 200.It, can to pass through setting deceleration device 3 To be further ensured that the braking effect to wheel hub 200, the effective braking function for guaranteeing braking executive device 100.

As shown in figure 5, in specific embodiment of the utility model, deceleration device 3 include: sun gear 30, planetary gear 31, Static ring gear 32, planet carrier 33, wherein 30 housing of sun gear is on transmission shaft 300.Planetary gear 31 is engaged with sun gear 30. Ring gear 32 is engaged with planetary gear 31, and planet carrier 33 and planetary gear 31 cooperate to be driven and be rotated synchronously by planetary gear 31, planet carrier 33 are fixed on wheel hub 200.Specifically, the axis of sun gear 30 is input shaft, the axis of planet carrier 33 is output shaft, sun gear 30 Planetary gear 31 is driven to rotate when rotation, planetary gear 31 drives planet carrier 33 to rotate synchronously during rotating, and planet carrier 33 rotates Band runner hub 200 rotates.Planetary gear 31 engages during rotating with ring gear 32 simultaneously, and ring gear 32 remains stationary.To So that the structure of deceleration device 3 is simple.In the specific example of the utility model, planet carrier 33 passes through the fixedly connected parts such as screw It is fixed on wheel hub outer ring 202.As long as of course, it should be understood that deceleration device 3, which may be formed as other structures, to be risen To the purpose of deceleration increment.

In the further embodiment of the utility model, as shown in Figures 2 and 3, braking executive device 100 further includes static Fixation gear 4, fixed gear 4 engages with ring gear 32 to limit ring gear 32 and rotate.To fix gear 4 by being arranged, Fixed gear 4 is engaged with ring gear 32, and ring gear 32 can be limited to stationary state, ensure that deceleration device 3 Reliability service.Specifically, fixed gear 4 can be fixed in vehicle bridge the state to remain stationary.

As shown in Figures 2 and 3, some embodiments according to the present utility model, planet carrier 33 include end plate 330 and annular Outer cover sidewall 331, outer cover sidewall 331 are located on end plate 330, and 331 outer cover of outer cover sidewall is in ring gear 32, sun gear 30 and planet The outside of wheel 31, end plate 330 are connected by connecting shaft 34 with planetary gear 31.Specifically, the free end of outer cover sidewall 331 is solid It is scheduled on wheel hub 200, consequently facilitating planet carrier 33 is fixed on wheel hub 200, and can be to ring gear 32, sun gear 30 and row Star-wheel 31 plays the role of protection.

Further, as shown in Fig. 2, covering on the outside of the first friction plate 1 and the second friction plate 2 outside outer cover sidewall 331.From And make the structure of braking executive device 100 simple, and the work of protection can be played to the first friction plate 1 and the second friction plate 2 With.

As shown in Figures 2 and 3, in some embodiments of the utility model, braking executive device 100 further includes end cap 5, End cap 5 is fixed on the outside on the end face of the separate outer cover sidewall 331 of end plate 330 and being located at connecting shaft 34.So as to play The effect of sealing avoids external substance from entering between connecting shaft 34 and end plate 330 or enter by planet carrier 33 and subtracts The inside of speed variator 3, plays the role of dustproof and waterproof.Specifically, end cap 5 can be fixed on end plate 330 by fixing bolt 8 On, consequently facilitating the assembly of end cap 5.

According to the vehicle 1000 of the utility model embodiment, comprising: wheel, transmission shaft 300 and braking executive device 100, Wherein wheel includes wheel hub 200.Transmission shaft 300 is connected with wheel hub 200 to be rotated with band runner hub 200.Braking executive device 100 is According to the braking executive device 100 of the utility model above-described embodiment, 1 housing of the first friction plate is fixed on transmission shaft 300.It can With understanding, vehicle 1000 may include multiple wheels, can be equipped with braking executive device 100 at each wheel.

According to the vehicle 1000 of the utility model embodiment, by being equipped with the braking according to the utility model above-described embodiment Executive device 100, by the first friction plate 1 of setting and the second friction plate 2, opposite first friction plate 1 of the second friction plate 2 can be moved It is dynamic, brake force is applied to realize the purpose of braking, with phase to transmission shaft 300 when the first friction plate 1 and the contact of the second friction plate 2 Pass technology is compared using hydraulic brake technology, reduces hydraulic brake line, and complete vehicle quality, and structure not only can be effectively reduced Succinctly, small in size, be easy to arrange.Transmission efficiency is high simultaneously, energy saving, and there is no what replacement hydraulic oil and hydraulic oil were revealed to ask Topic is conducive to environmental protection, without expendable component, reduces the pollution to environment.

Below with reference to Fig. 1-Fig. 5 description according to the braking executive device 100 of the utility model specific embodiment.Vehicle 1000 Each wheel at be equipped with braking executive device 100, vehicle includes wheel hub 300 and transmission shaft 300, and wheel hub 200 includes wheel hub Inner ring 201 and wheel hub outer ring 202, for driving wheel rim to rotate, wheel hub inner ring 201 and wheel hub outer ring 202 cooperate for wheel hub outer ring 202 It uses, driving vehicle 1000 travels.

According to the braking executive device 100 of the utility model embodiment, including the first friction plate 1, the second friction plate 2, drive Dynamic component 9, deceleration device 3, fixed gear 4, end cap 5, fixing sleeve 6 and fixing seat 7.

6 housing of fixing sleeve is fixed on transmission shaft 300, and 7 housing of fixing seat is on transmission shaft 300 and with respect to transmission shaft 300 It is not axially movable.

First friction plate 1 be it is multiple, multiple first friction plates 1 are spaced apart and fix along the axial direction of transmission shaft 300 On first set seat 10,10 housing of first set seat is fixed on fixing sleeve 6.Second friction plate 2 be it is multiple, multiple second rub Pad 2 is spaced apart along the axial direction of transmission shaft 300 and is fixed on second set seat 20, and second set seat 20 is movably It is located in fixing seat 7.Along the axial direction of transmission shaft 300, multiple first friction plates 1 and multiple second friction plates 2 are interspersed.

Driving assembly 9 includes permanent magnet 90, electromagnet 91 and reset spring 92, and electromagnet 91 is fixed on wheel hub inner ring 201 On, one end of reset spring 92 is connected with permanent magnet 90, and one end of reset spring 92 is located on wheel hub 200.Reset spring 92 Often driving permanent magnet 90 is directed away from the direction movement of the second friction plate 2.When being powered to electromagnet 91,91 He of electromagnet Mutual expelling force is generated between permanent magnet 90 to drive permanent magnet 90 mobile towards the second friction plate 2, permanent magnet 90 pushes multiple second Friction plate 2 is contacted with multiple first friction plates 1 one-to-one correspondence, and each first friction plate 1 is coupled with corresponding second friction plate 2 and produced Raw frictional force generates braking moment to transmission shaft 300.It needs to be illustrated, " resets bullet in the utility model description The direction that spring 92 often drives permanent magnet 90 to be directed away from the second friction plate 2 is mobile " refer to reset spring 92 always to permanent magnet 90 apply the active force for being directed away from the direction movement of the second friction plate 2.

When powering off to electromagnet 91, under the action of reset spring 92, permanent magnet 90 is directed away from the second friction The direction of piece 2 is mobile, and permanent magnet 90 is separated with the second friction plate 2, and each first friction plate 1 can push phase during rotating Answer the second friction plate 2 separated, to cancel the braking to transmission shaft 300.

Deceleration device 3 includes sun gear 30, planetary gear 31, static ring gear 32, planet carrier 33, wherein outside sun gear 30 It covers on transmission shaft 300.Planetary gear 31 is engaged with sun gear 30.Ring gear 32 is engaged with planetary gear 31.Planet carrier 33 includes end The outer cover sidewall 331 of plate 330 and annular, outer cover sidewall 331 is located on end plate 330,331 outer cover of outer cover sidewall ring gear 32, The outside of sun gear 30 and planetary gear 31, outer cover sidewall 331 are fixed on wheel hub outer ring 202, end plate 330 by connecting shaft 34 with Planetary gear 31 is connected, and drives planet carrier 33 to rotate synchronously when planetary gear 31 rotates.When deceleration device 3 works, transmission shaft 300 is driven Sun gear 30 rotates, and after planetary gear train deceleration increment, planet carrier 33 is exported, and planet carrier 33 is rotated with runner hub 200, to drive Motor-car 1000 travels.

Fixed gear 4 is fixed in vehicle bridge, and fixed gear 4 is engaged with ring gear 32 to limit the revolute of ring gear 32. End cap 5 is fixed on end plate 330 by fixing bolt 8 to play the role of water proof and dust proof.

When executing braking function in driving conditions, electromagnet 91 obtains the mutual expelling force electric, permanent magnet 90 and electromagnet 91 generate Push permanent magnet 90 mobile towards the second friction plate 2, permanent magnet 90 pushes multiple second friction plates 2 and multiple first friction plates 1 Contact is corresponded, each first friction plate 1 produces transmission shaft 300 with the frictional force that the coupling of corresponding second friction plate 2 generates Raw braking moment.Transmission shaft 300 inhibits the revolute of wheel hub 200 by planet carrier 33 after 3 deceleration increment of deceleration device, puts down Braking moment is quietly generated, thereby executing running braking function, brake force can charge holding.

It is when driving in 1000 driving process of vehicle, driver implements braking, pedal position by stepping on brake pedal Displacement sensor perceives the information such as pedal position and pace of change, and signal is passed to brake monitor, brake monitor according to This signal judges the braking intention of driver, and the external world for combining other sensors to obtain and automobile current state, counts in real time Optimal brake power needed for calculating each wheel is powered, to generate braking moment to electromagnet 91.At the same time, pedal force mould Quasi- mechanism feeds back to driver and tradition according to the various states such as vehicle 1000, road, braking system, by the variation of pedal force Braking system is similar " road feel ".Active control braking system acquires current of electric, current vortex intensity, wheel speed etc. by sensor Simultaneously Real-time Feedback is to brake monitor for signal, and entire braking process forms closed-loop control, to ensure to obtain excellent braking effect. This braking system can also be integrated with the electronic control function of vehicle, apply when needed necessary brake force or to brake force into Row adjust, with realize ABS (anti-lock brake system), TCS (traction control system), ESP (body electronics systems stabilisation) and With the integration of brake energy feedback system.

According to the braking executive device 100 of the utility model embodiment, have the advantages that

1) mechanical connection is few, without hydraulic brake line, can effectively reduce complete vehicle quality；It is simple for structure, it is small in size, it is easy to Arrangement；

2) using being mechanically and electrically, rapidly, braking response is fast, is quick on the draw for signal transmitting；

3) transmission efficiency is high, saves the energy；

4) electronic intelligence control function is powerful, can be by soft in modification ECU (electronic control unit or car running computer) Part program configures relevant parameter to realize the electric control function of the complexity such as ABS, TCS, ESP, ACC (power supply of automobile), and It is easy to and the new-energy automobile with brake energy recovering system is matched；

5) whole system uses modular construction, and assembly is simple, easy to maintenance；

6) the mechanically and hydraulically connection of brake pedal Yu braking executive device 100 is eliminated, on the one hand, executing ABS etc. Brake pedal does not have rebound vibration when movement, improves braking comfort；On the other hand, the punching when vehicle 1000 collides Hitting power will not be passed in driver's cabin by braking executive device 100, improve the passive safety of automobile；

7) there is no hydraulic brake line and brake fluid, there is no hydraulic oil and hydraulic fluid leak is replaced, be conducive to ring It protects, braking executive device 100 is without not recoverable parts, to environment almost without pollution.

Other compositions such as engine according to the vehicle 1000 of the utility model embodiment etc. and operation are for ability All be for the those of ordinary skill of domain it is known, be not detailed herein.

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 contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or Person's feature can be combined in any suitable manner in any one or more of the embodiments or examples.

While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that: These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective And modification, the scope of the utility model are defined by the claims and their equivalents.

Claims (10)

1. a kind of braking executive device of vehicle, the vehicle includes wheel hub and the transmission shaft that is connected with the wheel hub, feature It is, the braking executive device includes:

First friction plate and the second friction plate, first friction plate are fixed on the transmission shaft, and the second friction plate is with respect to institute It is removable to contact or separate with first friction plate to state the first friction plate, first friction plate and second friction The transmission shaft is braked when piece contacts；

Driving assembly, the driving component and second friction plate cooperate to drive second friction plate mobile.

2. the braking executive device of vehicle according to claim 1, which is characterized in that the driving component includes:

Permanent magnet；

Electromagnet, the electromagnet and permanent magnet cooperation, the driving component are constructed such that the permanent magnet and institute One of them stated in electromagnet is reciprocally moveable to drive second friction plate mobile relative to first friction plate.

3. the braking executive device of vehicle according to claim 2, which is characterized in that the driving component further includes being used for The electromagnet or the permanent magnet is often driven to be directed away from the reset spring of the direction movement of second friction plate.

4. the braking executive device of vehicle according to any one of claim 1-3, which is characterized in that further include the dress that slows down It sets, the input terminal of the deceleration device is connected with the transmission shaft and the output end of the deceleration device is connected with the wheel hub.

5. the braking executive device of vehicle according to claim 4, which is characterized in that the deceleration device includes:

Sun gear, the sun gear housing is on the transmission shaft；

Planetary gear, the planetary gear are engaged with the sun gear；

Static ring gear, the ring gear are engaged with the planetary gear；

Planet carrier, the planet carrier and the planetary gear cooperate to be driven and be rotated synchronously by the planetary gear, and the planet carrier is solid It is scheduled on the wheel hub.

6. the braking executive device of vehicle according to claim 5, which is characterized in that it further include static fixation gear, The fixed gear is engaged with the ring gear to limit the ring gear rotation.

7. the braking executive device of vehicle according to claim 5, which is characterized in that the planet carrier includes end plate and ring The outer cover sidewall of shape, the outer cover sidewall are located on the end plate, and the ring gear, the sun are covered on outside the outer cover sidewall The outside of wheel and the planetary gear, the end plate are connected by connecting shaft with the planetary gear.

8. the braking executive device of vehicle according to claim 7, which is characterized in that covered on outside the outer cover sidewall described The outside of first friction plate and second friction plate.

9. the braking executive device of vehicle according to claim 7, which is characterized in that further include end cap, the end cap is solid It is scheduled on the end face far from the outer cover sidewall of the end plate and is located at the outside of the connecting shaft.

10. a kind of vehicle characterized by comprising

Wheel, the wheel include wheel hub；

Transmission shaft, the transmission shaft are connected with the wheel hub；

Braking executive device, the braking executive device be according to braking executive device of any of claims 1-9, The first friction plate housing is fixed on the transmission shaft.