CN104755366A - Mechanism for operatively associating front and rear brakes - Google Patents
Mechanism for operatively associating front and rear brakes Download PDFInfo
- Publication number
- CN104755366A CN104755366A CN201380057331.2A CN201380057331A CN104755366A CN 104755366 A CN104755366 A CN 104755366A CN 201380057331 A CN201380057331 A CN 201380057331A CN 104755366 A CN104755366 A CN 104755366A
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- China
- Prior art keywords
- brake
- connector
- support portion
- wheel
- wheel brake
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62L—BRAKES SPECIALLY ADAPTED FOR CYCLES
- B62L3/00—Brake-actuating mechanisms; Arrangements thereof
- B62L3/08—Mechanisms specially adapted for braking more than one wheel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K23/00—Rider-operated controls specially adapted for cycles, i.e. means for initiating control operations, e.g. levers, grips
- B62K23/08—Rider-operated controls specially adapted for cycles, i.e. means for initiating control operations, e.g. levers, grips foot actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Of Braking Force In Braking Systems (AREA)
- Braking Elements And Transmission Devices (AREA)
Abstract
A front wheel link (24) has a first support section (24a) which serves as a rotation base point, a cable connection section (24b), and a first cam section (24c), and the rotation of the front wheel link (24) about the first support section (24a) pulls a front wheel brake operating cable (40). A rear wheel link (26) has a second support section (26a) which serves as a rotation base point, an operating means connection section (26b), and a second cam section (26c), and the rear wheel link (26) pulls a rear wheel brake operating means (46). The movement of the second support section (26a) causes the second cam section (26c) to press the first cam section (24c), and as a result, the front wheel link (24) is rotated.
Description
Technical field
The present invention relates to a kind of front and back linkage stop mechanism, front-wheel brake and the rear wheel brake start of two-wheel vehicles is wherein made in the mode of interlock, and the handling device more specifically, relating to a kind of preferred rear wheel brake is the front and back linkage stop mechanism of the vehicle of slipper.
Background technology
As the stop mechanism for two-wheel vehicles, known a kind of stop mechanism, wherein, brake lever is utilized to make front-wheel brake and rear wheel brake start, and a kind of stop mechanism, wherein utilize brake lever to handle front-wheel brake, and utilize brake pedal rear wheel brake.
The former mainly adopts in the such vehicle of such as scooter, and in this vehicle, transmission device does not relate to the operation of power-transfer clutch.On the other hand, the latter adopts clutch lever to be wherein placed in a lot of two-wheel vehicles at the left part place of handle.
The present invention relates to a kind of front and back linkage stop mechanism, it is for the stop mechanism of a rear vehicle.As the front and back linkage stop mechanism of the type, mechanism disclosed in known patent document 1 and patent documentation 2 traditionally.
Disclosed in patent documentation 1, stop mechanism comprises: as the balancer of connector (link), and the rear wheel brake control lever of operation rear wheel brake is connected to this balancer; And as the double-throw crankshaft of connector, the front-wheel brake operation cable being configured to operate front-wheel brake is connected to this double-throw crankshaft.Balancer is connected to the operating portion of brake pedal via the connection connector at intermediate portion place.Double-throw crankshaft therebetween place is pivotally supported as concentric with the rotating shaft of brake pedal.Link in stop mechanism disclosed in patent documentation 1, parallel links is configured to operate around the rotating shaft of brake pedal, and utilizes the balance between the length of each connector to realize the distribution of the power transmitted when pressing brake pedal.
Disclosed in patent documentation 2, stop mechanism comprises: rear wheel brake control lever, and it is configured to make rear wheel brake start; Brake pedal, it is configured to rotate when taking turns antagonistic force when drg applies upon receipt; And antagonistic force transmitting device, the front-wheel brake operation cable of its pull operation front-wheel brake.Rear wheel brake control lever responds the pressing of brake pedal and is pulled, to make rear wheel brake start.Antagonistic force transmitting device is connected to brake pedal, and pulls front-wheel brake to operate cable when the rotation receiving brake pedal.Link in stop mechanism disclosed in patent documentation 2, by pressing brake pedal and make rear wheel brake start, and by use owing to brake operating, make front-wheel brake start as the antagonistic force of binary pair.
Reference listing
Patent documentation
Patent documentation 1:JP-A-2001-278170
Patent documentation 2:JP-A-2006-62559
Summary of the invention
Technical matters
Linking in stop mechanism disclosed in above-mentioned patent documentation, utilizing the pressing of brake pedal to make rear wheel brake and front-wheel brake start as triggering in the mode of interlock.But in technology disclosed in patent documentation 1, the structure of connecting rod mechanism is complicated, the number of components related to is large, and the assembling of parts is bad.In addition, in technology disclosed in patent documentation 2, make rear wheel brake start, and then use the antagonistic force of generation to make front-wheel brake start as triggering.This needs to arrange power transmission line at each input side of rear wheel brake and outgoing side.As a result, need prolongation power transmission line, this makes the unitary construction of stop mechanism be complicated.
Make the present invention in view of the foregoing, and the object of this invention is to provide a kind of front and back linkage stop mechanism, make compared with traditional mechanism, the combined operation of simple constitution realization front and rear wheel brake can be utilized.
The scheme of dealing with problems
For realizing object, according to the present invention, a kind of front and back linkage stop mechanism is provided, wherein make front-wheel brake start by operation brake lever, and make rear wheel brake start by pressing brake pedal, thus pull front-wheel brake to operate cable, this front-wheel brake operation cable is configured to make front-wheel brake start, and described front and back linkage stop mechanism comprises:
Front-wheel connector, this front-wheel connector has: the first support portion, and this first support portion is configured for the strong point rotated; Cable connections, an end of described front-wheel brake operation cable is connected to this cable connections; And first cam part, and this front-wheel connector is configured by and rotates about described first support portion as the strong point and pull described front-wheel brake to operate cable; And
Trailing wheel connector, this trailing wheel connector has: the second support portion, and this second support portion is supported on brake pedal pivotally, and is configured for the strong point of rotation; Handling device connecting portion, makes an end of the rear wheel brake handling device of described rear wheel brake start be connected to this handling device connecting portion; And second cam part, and this trailing wheel connector is configured to utilize the response pressing of described brake pedal and described second support portion of movement pulls described rear wheel brake handling device, wherein
Described second cam part utilizes described first cam part of mobile pushing of described second support portion to rotate to make described front-wheel connector.
In the front and back linkage stop mechanism with above-mentioned feature, following structure can be adopted, described first support portion, described cable connections and described first cam part integration, and described second support portion, described handling device connecting portion and described second cam part integration.
In the front and back linkage stop mechanism with above-mentioned feature, following structure can be adopted, described first cam part is the protrusion tab of the outside extending radially into described first support portion from described first support portion, and described second cam part is the protrusion tab of the outside extending radially into described second support portion from described second support portion.
In the front and back linkage stop mechanism with above-mentioned feature, can adopt following structure, settle described first support portion and pedal-supporting part concentrically with respect to one another, this pedal-supporting part forms the rotational support point of described brake pedal.
By having this feature, independent rotating shaft can be utilized to make front-wheel connector and brake pedal pivotally.Therefore, assembling property is improved.
In addition, in the front and back linkage stop mechanism with above-mentioned feature, can adopt following structure, described front and back linkage stop mechanism also comprises: sleeve, and this sleeve is inserted by the pedal-supporting part of described brake pedal and described first support portion; And connecting pin, described trailing wheel connector is supported on the service portion of described brake pedal by this connecting pin pivotally.
By having this feature, brake pedal, front-wheel connector and trailing wheel connector can be fitted together in advance as integrated unit.As a result, can not only increase productivity, can also assembly failure be limited.
In the front and back linkage stop mechanism with above-mentioned feature, can adopt following structure, described sleeve is the ladder bushing with flange, and this flange is blocked by the edge of inserting side peristome.
By having this structure, the sleeve inserted by pedal-supporting part and the first support portion is blocked by the edge of inserting side peristome, thereby eliminates the worry that sleeve departs from from another peristome side.As a result, the handling after improving brake pedal, front-wheel connector and the integration of trailing wheel connector.
In the front and back linkage stop mechanism with above-mentioned feature, following structure can be adopted, described front and back linkage stop mechanism also comprises: retainer, and this retainer is configured to prevent described trailing wheel connector on the opposite side in the direction pulled with described rear wheel brake handling device, rotate about the initial makeup location of the described trailing wheel connector as the strong point.
By having this structure, even if operate the antagonistic force of cable via front-wheel connector owing to making the hydraulic pressure of front-wheel brake start (namely at front-wheel brake, the hydraulic pressure of braking liquid) loss and when reducing, there is not the antagonistic force of trailing wheel connector due to rear wheel brake handling device in the worry pulling direction surface thereof or topple over of rear wheel brake handling device yet.As a result, even if when making the hydraulic loss of front-wheel brake start, also rear wheel brake start can be made.
In the front and back linkage stop mechanism with above-mentioned feature, can adopt following structure, described front and back linkage stop mechanism also comprises:
Master cylinder, this master cylinder is arranged on handle, can support described brake lever rotationally, and make described front-wheel brake start by being promoted by piston;
Promote connector, this promotion connector has: pushing part, and this pushing part promotes described piston by rotating; First power transport part, this first power transport part is configured by and is promoted by described brake lever and obtain turning effort; And the second power transport part, this second power transport part is configured to by means of the pulling force of described front-wheel brake operation cable and obtains turning effort; And
Transmission connector, this transmission connector is configured to the pulling force of described front-wheel brake operation cable to be transferred to described promotion connector as turning effort.
By having this structure, do not exist such as when operating brake lever and making rear wheel brake start or operating the worry producing interference when brake pedal makes brake lever mobile in operating system.
In addition, in the front and back linkage stop mechanism with above-mentioned feature, can adopt following structure, the rotating shaft of described brake lever, described promotion connector and described transmission connector is settled mutually with one heart.
By having this structure, independent anchor shaft can be utilized to support brake lever pivotally, promote connector and transmission connector.Therefore, assembling property is improved.
According to the front and back linkage stop mechanism with above-mentioned feature, compared with traditional mechanism, the combined operation of simple constitution realization front and rear wheel drg can be utilized.
Accompanying drawing explanation
Fig. 1 is that observe from the inside of vehicle, that the rear service brake system of the front and back linkage stop mechanism according to embodiment is shown transparent view.
Fig. 2 is that observe from the outside of vehicle, that the rear service brake system of the front and back linkage stop mechanism according to embodiment is shown transparent view.
Fig. 3 is the transparent view that state brake pedal unit, front-wheel connector, trailing wheel connector removed from vehicle frame is shown.
Fig. 4 illustrates the transparent view by state exploded from one another to brake pedal, front-wheel connector and trailing wheel connector.
Fig. 5 is the view of the entirety of the front and back linkage stop mechanism illustrated according to embodiment.
Fig. 6 is the transparent view of the front wheel brake system of the front and back linkage stop mechanism illustrated according to embodiment.
Fig. 7 (A) is the view that the interlock brake operating utilizing rear service brake system is shown to 7 (C).
Fig. 8 (A) and 8 (B) is the view of the serviceability of rear service brake system when hydraulic loss in current wheel brake system is shown.
List of reference signs
10: front and back linkage stop mechanism
12: vehicle frame
14: stretcher
16: cable maintaining part
20: rear service brake system
22: brake pedal
22a: operating portion
22a1: tread portion
22a2: dowel bar
22b: pedal-supporting part
22b1: through hole
22c: service portion
22c1: connection holes
24: front-wheel connector
24a: front-wheel interlink support portion
24a1: through hole
24b: cable connections
24b1: connecting bore
24c: the first cam part
24c1: mating surfaces
25: retainer
26: trailing wheel connector
26a: trailing wheel connector support portion
26a1: through hole
26b: handling device connecting portion
26b1: connecting bore
26c: the second cam part
26c1: mating surfaces
28: sleeve
28a: flange
30: attaching bolt
32: connecting pin
32a: spring cotter
34: rear wheel brake
36: drum
38: brake control lever
40: front-wheel brake operation cable
40a: outer cable
40b: inner cable
40c: cylinder
42: jointing
44: connecting pin
44a:: spring cotter
46: brake rod
48: jointing
50: connecting pin
50a: spring cotter
60: front wheel brake system
62: master cylinder
62a: flow container
62b: cylinder body
62c: piston
62d: lever assembled portion
63: erection bolt
64: brake lever
64a: assembled portion
64b: operating portion
66: promote connector
66a: pushing part
66b: the first power transport part
66c: the second power transport part
68: transmission connector
68a: connecting portion
68b: support portion
68c: service portion
70: support
70a: maintaining part
72: reaction spring
74: front-wheel brake
76: clamp
78: brake hose
Detailed description of the invention
Hereinafter, the embodiment according to front and back linkage stop mechanism of the present invention will be described by reference to accompanying drawing.
As shown in Figure 5, the front and back linkage stop mechanism according to embodiment comprises: front wheel brake system 60, and it orders about front-wheel brake 74 start; And rear service brake system 20, it orders about rear wheel brake 34 start.In this stop mechanism, rear service brake system 20 and front wheel brake system 60 utilize transmission cable (that is, front-wheel brake operation cable 40) to link together, thus the mode making it possible to link operates two systems.
First, referring to figs. 1 to 4, will the rear service brake system 20 formed according to the base portion of the front and back linkage stop mechanism 10 of embodiment be described.In fig 1 and 2, arrow F represents the front side of vehicle.As essential structure, rear service brake system 20 has brake pedal 22, front-wheel connector 22 and trailing wheel connector 26.
Brake pedal 22 has operating portion 22a, service portion 22c and pedal-supporting part 22b.Brake pedal 22 is supported near stretcher 14 pivotally, and this stretcher 14 is arranged on vehicle frame 12.Operating portion 22a is the part of trampling when braking, and the tread portion 22a1 had as essential structure and dowel bar 22a2.Dowel bar 22a2 forms the major constituents of operating portion 22a.Tread portion 22a1 is placed in an end portion of dowel bar 22a2, and pedal-supporting part 22b is placed in the other end place.The part that service portion 22c is trampling of operation response portion 22a and rotates, and support the trailing wheel connector 26 that will describe in detail later pivotally.In this embodiment, connection holes 22c1 is arranged in an end (that is, terminal part) of service portion 22c, and trailing wheel connector 26 is pivotally supported in this place.The other end (that is, close end) of service portion 22c is connected to pedal-supporting part 22b.Pedal-supporting part 22b is pivot support portion, and when braking, this pedal-supporting part 22b forms the strong point of the rotation of brake pedal 22.Through hole 22b1 is formed in pedal-supporting part 22b, and the attaching bolt 30 supporting brake pedal 22 is pivotally inserted by through hole 22b1.In this embodiment, attaching bolt 30 inserts via sleeve 28.As a result, the profile of the aperture of through hole 22b1 and sleeve 28 is made to match.
Owing to constructing brake pedal 22 in like fashion, when depressing the tread portion 22a1 of the operating portion 22a forming brake pedal 22, dowel bar 22a2 rotates along pressing direction about the pedal-supporting part 22b as the strong point.As the result that dowel bar 22a2 rotates, service portion 22c also rotates along pressing direction about the pedal-supporting part 22b as the strong point.The pressing force (that is, propelling thrust) being applied to operating portion 22a can be converted to the tractive force (that is, pulling force) required for braking by this.
Front-wheel connector 24 has front-wheel connector support portion 24a, cable connections 24b as essential structure and the first cam part 24c.Front-wheel connector support portion 24a, cable connections 24b and the first forming as one of cam part 24c unit.Front-wheel connector support portion 24a is the first support portion and is have through hole 24a1 to support the frame section of front-wheel connector 24 and brake pedal 22 coaxially.Identical with the pedal-supporting part 22b of brake pedal 22, through hole 24a1 has opening, and sleeve 28 can insert this opening.Cable connections 24b is protrusion tab, and it is placed on the periphery of the frame section of composition front-wheel connector support portion 24a, thus the direction that under the state being assembled into brake pedal 22 at front-wheel connector 24, the operating portion 22a of brake pedal 22 extends extends.Herein, the direction that operating portion 22a extends means the direction of the vehicle front assembling stop mechanism.Connecting bore 24b1 is formed in the end side of cable connections 24b, is connected to cable connections 24b for front-wheel brake being operated cable 40.First cam part 24c is the protrusion tab on the periphery of the frame section being placed in composition front-wheel connector support portion 24a, thus the direction that under the state being assembled into brake pedal 22 at front-wheel connector 24, the service portion 22c of brake pedal 22 extends extends.In other words, the first cam part 24c is the protrusion tab extended radially outwardly from front-wheel connector support portion 24a towards front-wheel connector support portion 24a.Be positioned at the side surface pulling front-wheel brake to operate the first cam part 24c on the opposition side of the rotation direction of cable 40 form with hereinafter by mating surfaces 24c1 that the second cam part 26c of the trailing wheel connector 26 described in detail contacts.
By being placed in through hole 22b1,24a1 by sleeve 28, brake pedal 22 and front-wheel connector 24 integrally turn to unit, and via the attaching bolt 30 be inserted in sleeve 28, brake pedal 22 and front-wheel connector 24 are assembled into vehicle frame 12.In like fashion, because sleeve 28 is placed in through hole 22b1,24a1, so do not exist when brake pedal 22 and front-wheel connector 24 rotate the loosening worry of fashionable dress connecting bolt 30.The ladder bushing with the flange 28a being arranged on an end portion is applicable to the sleeve 28 used in this embodiment.By using the sleeve 28 that constructs in like fashion, there is not the worry that the sleeve 28 that inserts from the side of through hole 22b1,24a1 departs from from the opposite side of through hole 22b1,24a1 because sleeve 28 is blocked by the opening edge portion the inserting side of through hole.As a result, improve the road-holding property after brake pedal 22 and front-wheel 24 integration.
Front-wheel brake operation cable 40 comprises outer cable 40a and inner cable 40b and connection structure 42, and this jointing 42 is arranged on the connection side end be connected with front-wheel connector 24.In front-wheel brake operation cable 40, outer cable 40a is fixed to the cable maintaining part 16 be arranged on vehicle frame 12, makes to limit whole cable and moves along with the inner cable 40b be pulled.Inner cable 40b utilizes connecting pin 44 to be connected to connecting bore 24b1 in the cable connections 24b of front-wheel connector 24 via jointing 42.By adopting this structure, when front-wheel connector 24 rotates in arrow D indicated direction, front-wheel brake is pulled to operate the inner cable 40b (see Fig. 7 (C)) of cable 40.Following structure can be adopted, wherein use the steady ring that the such as snap ring except spring cotter 44a is such, depart to prevent connecting pin 44.
Trailing wheel connector 26 has trailing wheel connector support portion 26a, handling device connecting portion 26b as essential structure and the second cam part 26c.Trailing wheel connector support portion 26a, handling device connecting portion 26b and the second forming as one of cam part 26c unit.Trailing wheel connector support portion 26a is the second support portion, and is the frame section with through hole 26a1, and this through hole 26a1 is in order to be supported on trailing wheel connector 26 pivotally in the connection holes 22c1 in the operating portion 22c of brake pedal 22.Handling device connecting portion 26b is under the state being assembled into brake pedal 22 at trailing wheel connector 26, is placed in the protrusion tab on the periphery of the frame section constituting trailing wheel connector support portion 26a in the position being positioned at the opposition side of the pedal-supporting part 22b of described brake pedal 22 through the trailing wheel connector support portion 26a for the strong point.Connection holes 26b1 is formed in the end side of handling device connecting portion 26b in order to rear wheel brake handling device (in this embodiment, brake rod 46) is connected to handling device connecting portion 26b.Second cam part 26c is under the state being assembled into brake pedal 22 at trailing wheel connector 26, on the direction that the pedal-supporting part 22b of brake pedal 22 settles, is placed in the protrusion tab on the periphery of the frame section of composition trailing wheel connector support portion 26a.In other words, the second cam part 26c is the protrusion tab extended radially outwardly towards trailing wheel connector support portion 26a from trailing wheel connector support portion 26a.The side surface be positioned on the opposition side pulling the hand of rotation of brake rod 46 of the second cam part 26c constitutes the mating surfaces 26c1 contacted with the first cam part 24c of front-wheel connector 24.Trailing wheel connector 26 is supported in the connection holes 22c1 of service portion 22c pivotally via connecting pin 32.Following structure can be adopted, wherein use the steady ring that the such as snap ring except spring cotter 32a is such, depart to prevent connecting pin 32.
In Figure 5, the drum brake mechanism as rear wheel brake 34 is shown.Brake rod 46 at one end place of portion is connected to the connecting bore 26b1 of the handling device connecting portion 26b of trailing wheel connector 26, and is connected to the brake control lever 38 making drum brake mechanism start at the other end place.When actuated, brake control lever 38 makes the cam be arranged in drum 36 rotate, to make the brake plate expansion be arranged in drum 36.Therefore, brake plate is pressed against the inwall of drum 36 to produce braking force.In like fashion, by pulling brake rod 46 to make brake control lever 38 start, the start of brake control lever 38 makes rear wheel brake 34 start.Jointing 48 is arranged on an end portion of brake rod 46, and brake rod 46 is connected to the connection holes 26b1 of handling device connecting portion 26b via jointing 48 by link pins 50.Following structure can be adopted, wherein use the steady ring that the such as snap ring except spring cotter 50a is such, depart to prevent connecting pin 50.
According in the rear service brake system 20 of embodiment, retainer 25 is arranged between trailing wheel connector 26 and service portion 22c.Retainer 25 is in order to prevent the handling device connecting portion 26b of the trailing wheel connector 26 of the antagonistic force bearing brake rod 46 to tilt towards brake rod 46 further than its initial position or to topple over.This is because when handling device connecting portion 26b tilts towards brake rod 46 or topples over, prevent from pulling brake rod 46 and the less desirable state causing making rear wheel brake 34 start.In example shown in Fig. 1 to 4, by the protrusion tab be arranged on trailing wheel connector 26 is realized retainer 25 against the protrusion tab be arranged on service portion 22c.But, retainer 25 should make retainer 25 trailing wheel connector 26 can be prevented in arrow D (see Fig. 7 (C)) indicated direction surface thereof or topple over, and does not hinder the rotation of trailing wheel connector 26 in arrow C (see Fig. 7 (B)) indicated direction simultaneously.Such as, although not shown, following structure can be adopted, wherein protrusion tab is only arranged on trailing wheel connector 26, make protrusion tab and service portion 22c carry out against, or following structure can be adopted, wherein protrusion tab is only arranged on service portion 22c, thus prevents the rotation of trailing wheel connector 26.
By constructing rear service brake system 20 in the above described manner, can by means of only increase by two connectors (namely, front-wheel connector 24 and trailing wheel connector 26) and realize following mechanism, this mechanism is for generation of pulling brake rod 46 to make the power of rear wheel brake 34 start and to pull front-wheel brake to operate cable 40 to make the power of front-wheel brake 74 start.
In addition, become integrated unit together with brake pedal 22, front-wheel connector 24 and trailing wheel connector 26 can be assembled into connecting pin 32 in advance by sandwiched sleeve 28, thus these composed components can be used as assembly.
As a result, according to front and back linkage stop mechanism, compared with traditional mechanism, simple structure can be realized, and can assembleability be improved.This can realize the raising of productive force, and minimizing is assembled unsuccessfully.
Then, the structure of front wheel brake system 60 will be described by reference to Fig. 6.Have as the master cylinder 62 of essential structure, brake lever 64 and front-wheel brake 74 according to the front wheel brake system 60 of embodiment.In this embodiment, adopt the disc type brake of hydraulic actuated (in other words, based on the hydraulic pressure that braking liquid produces) as front-wheel brake 74.
Master cylinder 62 is arranged on the element on unshowned handle.Master cylinder 62 mainly has flow container 62a, cylinder body 62b and piston 62c, and lever assembled portion 62d is arranged near piston 62c, and brake lever 64 is assembled in this lever assembled portion 62d place.In master cylinder 62, an end of brake hose 78 is connected to the discharge side of cylinder body 62b.The other end of brake hose 78 is connected to the clamp 76 of composition front-wheel brake 74.As a result, when promoting piston 62c, the fluid received in cylinder body 62b is sent to clamp 76 by brake hose 78 by master cylinder 62.
Brake lever 64 is the levers manually operating front-wheel brake 74.Brake lever 64 has assembled portion 64a and operating portion 64b.Through hole (not shown) is formed in assembled portion 64a, and brake lever 64 can be supported on master cylinder 62 by erection bolt 63 pivotally at lever assembled portion 62d place.
Utilize erection bolt 63 that promotion connector 66, drive link 68 are fastened to master cylinder 62 with support 70 with one heart together with brake lever 64.Brake lever 64, promotion connector 66 and transmission connector 68 freely rotate about the erection bolt 63 as the strong point.On the other hand, support 70 is fastened to master cylinder 62 at 2 places via bolt of rear end plate 79, thus prevents from rotating.
Promoting connector 66 is that the turning effort of the operating effort of brake lever 64 and transmission connector 68 is converted to the propelling thrust thus the connector of promotion piston 62c that promote piston 62c.Promote connector 66 and at least comprise pushing part 66a, the first power transport part 66b and the second power transport part 66c.Pushing part 66a be carry out with piston 62c against part and when turning effort be applied to promote connector 66 time in propelling piston 62c.First power transport part 66b is the part operating effort of operation brake lever 64 being converted to the turning effort promoting connector 66.First power transport part 66b and side surface on the lever side of the operating portion 64b of brake lever 64 carry out against.Second power transport part 66c is the part turning effort of transmission connector 68 being converted to the turning effort promoting connector 66.Second power transport part 66c and side surface on the promotion side of service portion 68c of transmitting connector 68 carry out against.
Transmission connector 68 is that pulling force front-wheel brake being operated cable 40 is transferred to as turning effort the connector promoting connector 66.Transmission connector 68 has connecting portion 68a, support portion 68b as essential structure and service portion 68c.Connecting portion 68a is the part that the other end of front-wheel brake operation cable 40 connects.Connecting portion 68a is connected to via cylinder 40c at the inner cable 40b at the other end place of front-wheel brake operation cable 40.Outer cable 40a is fixed to the maintaining part 70a be formed on support 70.Reaction spring 72 is arranged on around inner cable 40b, as the axle between maintaining part 70a and connecting portion 68a.By adopting this structure, when removing tractive force or pulling force after pulling front-wheel brake operation cable 40, transmission connector 68 turns back to its initial position.Support portion 68b is the strong point, transmission connector 68 rotate about this strong point, and support portion 68b be transmission connector 68 by erection bolt 63 fastening position.Service portion 68c is the part moving along with connecting portion 68a and rotate, and pulling force front-wheel brake being operated cable 40 is transformed into promotion connector 66 as turning effort.Upon assembly, service portion 68c be positioned so that its side surface (that is, towards the side surface of rotation direction) promoting side with promote the second power transport part 66c of connector 66 carry out against.
Clamp 76 are in order to by keeping unshowned rotor to obtain braking force.Clamp 76 comprise cylinder barrel and piston, and flow into the result of the cylinder barrel of clamp 76 as the fluid supplied from master cylinder 62 and release piston.The piston of release like this promotes to be placed at least one in the slipper on the inner side and outer side of rotor.The slipper of promotion like this keeps rotor from inner side and outer side together with another slipper, thus produces braking force.
In the front wheel brake system 60 of above-mentioned structure, when operating brake lever 64 or pull front-wheel brake to operate cable 40, promote connector 66 to rotate (because transmission connector 68 is got involved and the rotation pulling front-wheel brake to operate the promotion connector 66 that cable 40 is associated), thus pushing part 66a promotes piston 62c, makes front-wheel brake 74 start.
In addition, owing to constructing front wheel brake system 60 by arranging two connectors on master cylinder 62, institute defines independently power transmission line for during operation brake lever 64 and when pulling front-wheel brake to operate cable 40.As a result, interference is not produced between the operation operating cable 40 in the operation of brake lever 64 and front-wheel brake.Thus, do not make rear wheel brake 34 start when operating brake lever 64, or do not make brake lever 64 move when depressing brake pedal 22.
Owing to being assembled into master cylinder 62 and constructing front wheel brake system 60 by means of only by promotion connector 66, transmission connector 68, brake lever 64 and support 70, so master cylinder 62 can be common to the vehicle not adopting front and back linkage stop mechanism 10.Result, the vehicle of the identical type of assembling common basic components universally can be ready for use on and not adopt the low-priced edition product of front and back linkage stop mechanism 10 and expensive version product, and by means of only the unit by brake pedal 22, front-wheel connector 24 and trailing wheel connector 26, and promote connector 66, transmission connector 68, brake lever 64 and support 70 be assembled in the vehicle of low-priced edition, and connect up as the front-wheel brake operation cable 40 of transmission cable, just can manufacture the vehicle of the expensive version comprising front and back linkage stop mechanism 10.
In an embodiment, brake rod 46 is described as be used as rear wheel brake handling device.But, rear wheel brake handling device can be used as by pulling the cable of brake control lever 38.
Then, the operating principle of rear service brake system 20 will be described to 7 (C) by reference to Fig. 7 (A).
First, Fig. 7 (A) illustrates the state not performing brake operating.Then, as shown in Fig. 7 (B), by pressing the operating portion 22a of brake pedal 22 in arrow A indicated direction, service portion 22c and the trailing wheel connector 26 of brake pedal 22 move in arrow B indicated direction.Now, by the antagonistic force of the piston 62c of master cylinder 62 and the antagonistic force of reaction spring 72 make a concerted effort be applied to pulling force (that is, front-wheel brake operates the antagonistic force of cable 40) that front-wheel brake operates cable 40 and be greater than antagonistic force from brake rod 46.Therefore, the front-wheel connector 24 contacted with trailing wheel connector 26 via the first cam part 24c does not rotate.Therefore, 26a trailing wheel connector 26 of movement wherein together with service portion 22c in trailing wheel connector support portion moves while rotating in arrow C indicated direction in arrow B indicated direction.
As a result, by pressing the operating portion 22a of brake pedal 22, having pulled brake rod 46, having made rear wheel brake 34 start.
Then, as shown in Fig. 7 (C), in arrow A indicated direction, the operating portion 22a of brake pedal 22 is pressed further.By press operating part 22a in like fashion, the service portion 22c of brake pedal 22 moves further together with trailing wheel connector 26 in arrow B indicated direction.Particular point in time during this operation, the antagonistic force of the pulling force of brake rod 46 exceedes making a concerted effort of the antagonistic force of the piston 62c of master cylinder 62 and the antagonistic force of reaction spring 72, thus promote the first cam part 24c via the second cam part 26c, front-wheel connector 24 is rotated in arrow D indicated direction.Herein, due to the return force of the antagonistic force without front-wheel brake operation cable 40, thus trailing wheel connector 26 is subject to the antagonistic force of brake rod 46 to rotate in arrow E indicated direction.Thus, the second cam part 26c promotes the first cam part 24c further, adds the amount of spin of front-wheel connector 24.
As a result, from the state making rear wheel brake 34 start, further increase the pressing quantity of the operating portion 22a of brake pedal 22, thus except brake rod 46, pull front-wheel brake to operate cable 40.When pulling front-wheel brake to operate cable 40, promoting connector 66 and rotate via the transmission connector 68 be additionally provided on master cylinder 62 and press against on piston 62c.Except rear wheel brake 34, this also makes front-wheel brake 74 start.
In like fashion, according to the front and back linkage stop mechanism 10 of embodiment, when pressing brake pedal 22, first making rear wheel brake 34 start, and accepting the antagonistic force of the operation of rear wheel brake 34, making front-wheel brake 74 start.This makes it possible to make rear wheel brake 34 start before front-wheel brake 74 start, thus makes it possible to the stabilization of the attitude realizing vehicle.
Fig. 8 (A) and 8 (B) is the view that the serviceability ought taking turns rear service brake system 20 when hydraulic pressure in the master cylinder 62 of drg 74 (in other words, by hydraulic pressure that braking liquid produces) loses before operation is shown.Fig. 8 (A) illustrates the state not performing brake operating.In this condition, the state can understanding hydraulic does not change.Then, Fig. 8 (B) illustrates the state of the operating portion 22a pressing brake pedal 22 when hydraulic loss.When in arrow A indicated direction during press operating part 22a, service portion 22c moves together with trailing wheel connector 26 in arrow B indicated direction.Now, under the state not having hydraulic loss, in the starting stage of brake operating, the antagonistic force due to front-wheel brake operation cable 40 is greater than the antagonistic force of brake rod 46, as shown in Fig. 7 (B), trailing wheel connector 26 rotates in arrow C indicated direction.
But when hydraulic loss, the antagonistic force only produced by reaction spring 72 operates on cable 40 at front-wheel brake as reaction force acts.Therefore, equally in the starting stage of brake operating, the antagonistic force of brake rod 46 becomes the antagonistic force being greater than front-wheel brake operation cable 40.As a result, promote trailing wheel connector 26 by brake rod 46, thus cause bearing the power attempting trailing wheel connector 26 is rotated in arrow E indicated direction.But retainer 25 is arranged between operating portion 22a and trailing wheel connector 26, thus prevent the handling device connecting portion 26b of trailing wheel connector 26 from tilting towards brake rod 46 or toppling over.This makes retainer 25 limit trailing wheel connector 26 to tilt or topple over, thus can pull brake rod 46.
As a result, even if when master cylinder 62 lost efficacy or lose hydraulic pressure wherein, by pressing brake pedal 22, rear wheel brake 34 start also can be made.Herein, according in the front and back linkage stop mechanism 10 of this embodiment, the length of cable 40 and the elemental height of adjustable brake pedal 22 is operated by adjustable brake bar 46 and front-wheel brake, under non-brake state, first cam part 24c and the second cam part 26c enters the state contacted with each other, and places retainer 25 under this mode of operation.Therefore, when operating master cylinder 62 correctly start to keep hydraulic pressure wherein, can the stage produces large braking force in early days by using that front-wheel brake operate the antagonistic force of cable 40.On the other hand, even if when losing efficacy in master cylinder 62 or lost hydraulic pressure wherein, when brake application, also the change of stroke is suppressed to little value to make rear wheel brake 34 start.
Technical scope of the present invention is not limited to above-described embodiment.Various amendment and improvement can be carried out to embodiment when not departing from technical scope of the present invention.
Such as, in an embodiment, consider simplified construction and realize the improvement of assembling property and front-wheel connector 24 and brake pedal 22 are described as fixing with one heart.But, even if front-wheel connector support portion 24a keeps fixing when front-wheel connector 24 makes pressing brake pedal 22 to rotate, but when rotating by being promoted by the second cam part 26c of trailing wheel connector 26, the anchor shaft of front-wheel connector support portion 24a can be set separately.
Herein, by the feature of following item brief overview according to the front and back linkage stop mechanism of embodiment.
(I) in front and back linkage stop mechanism (10), make front-wheel brake (74) start by operation brake lever (64), make rear wheel brake (34) start by pressing brake pedal (22) and pull front-wheel brake operation cable (40) making front-wheel brake (74) start.Front and back linkage stop mechanism (10) comprises front-wheel connector (24) and trailing wheel connector (26).Front-wheel connector (24) has: the first support portion (24a), and it is configured for the strong point rotated; Cable connections (24b), an end of front-wheel brake operation cable (40) is connected to this cable connections (24b); And first cam part (24c), and the rotation be configured by about the first support portion (24a) as the strong point and pull front-wheel brake to operate cable (40).Trailing wheel connector (26) has: the second support portion (26a), and it is supported on brake pedal (22) pivotally, and is configured for the strong point of rotation; Handling device connecting portion (26b), makes an end of the rear wheel brake handling device (46) of rear wheel brake (34) start be connected to this handling device connecting portion (26b); And second cam part (26c), and be configured to utilize the pressing of response brake pedal (22) and second support portion (26a) of movement pulls rear wheel brake handling device (46).Second cam part (26c) utilizes mobile pushing first cam part (24c) of the second support portion (26a) to rotate to make front-wheel connector (24).
(II) in front and back linkage stop mechanism (10), first support portion (24a), cable connections (24b) and the first cam part (24c) integrally turn to unit, and the second support portion (26c), handling device connecting portion (26b) and the second cam part (26c) integrally turn to unit.
(III) in front and back linkage stop mechanism (10), first cam part (24c) is the protrusion tab of the outside extending radially into the first support portion (24a) from the first support portion (24a), and the second cam part (26c) is the protrusion tab of the outside extending radially into the second support portion (26a) from the second support portion (26a).
(IV) in front and back linkage stop mechanism (10), the pedal-supporting part (22b) of the rotational support point of the first support portion (24a) and formation brake pedal (22) is settled with one heart.
(V) front and back linkage stop mechanism (10) also has: sleeve (28), and it is inserted by pedal-supporting part (22b) of brake pedal (22) and the first support portion (24a); With connecting pin (32), trailing wheel connector (26) is supported on the service portion (68c) of brake pedal (22) by pivotally.
(VI) in front and back linkage stop mechanism (10), sleeve (28) is the ladder bushing with flange (28a), and this flange (28a) is blocked by the edge of inserting side peristome.
(VII) front and back linkage stop mechanism (10) also has retainer (25), its be configured to prevent trailing wheel connector (26) with to pull in the opposite side in the direction of rear wheel brake handling device (46), rotate about the initial makeup location of the trailing wheel connector (26) as the strong point.
(VIII) front and back linkage stop mechanism (10) also has master cylinder (62), promotes connector (66) and transmission connector (68).Master cylinder (62) is arranged on handle, can support brake lever (64) rotationally, and makes front-wheel brake (74) start by being promoted by piston (62c).Promote connector (66) to have: pushing part (66a), it rotates with pushing piston (62c); First power transport part (66b), it obtains turning effort by being promoted by the brake lever (64) rotated; And the second power transport part (66c), it operates the tractive force of cable (40) or pulling force by means of front-wheel brake and obtains turning effort.The pulling force that front-wheel brake is operated cable (40) by transmission connector (68) is transferred to promotion connector (66) as turning effort.
(IX) in front and back linkage stop mechanism (10), brake lever (64), promote connector (66) and transmit connector (68) rotating shaft settle with one heart mutually.
The present invention is that (Japanese patent application No.2013-34213, the content of this patent application is incorporated to herein by reference based on the Japanese patent application submitted on February 25th, 2013.
Industrial usability
According to front and back linkage stop mechanism of the present invention, compared with traditional mechanism, the combined operation of simple constitution realization front and rear wheel brake can be utilized.
Claims (9)
1. a front and back linkage stop mechanism, wherein make front-wheel brake start by operation brake lever, and make rear wheel brake start by pressing brake pedal, thus pull front-wheel brake to operate cable, this front-wheel brake operation cable is configured to make front-wheel brake start, and described front and back linkage stop mechanism comprises:
Front-wheel connector, this front-wheel connector has: the first support portion, and this first support portion is configured for the strong point rotated; Cable connections, an end of described front-wheel brake operation cable is connected to this cable connections; And first cam part, and this front-wheel connector is configured by and rotates about described first support portion as the strong point and pull described front-wheel brake to operate cable; And
Trailing wheel connector, this trailing wheel connector has: the second support portion, and this second support portion is supported on brake pedal pivotally, and is configured for the strong point of rotation; Handling device connecting portion, makes an end of the rear wheel brake handling device of described rear wheel brake start be connected to this handling device connecting portion; And second cam part, and this trailing wheel connector is configured to utilize the response pressing of described brake pedal and described second support portion of movement pulls described rear wheel brake handling device, wherein
Described second cam part utilizes described first cam part of mobile pushing of described second support portion to rotate to make described front-wheel connector.
2. front and back linkage stop mechanism according to claim 1, wherein
Described first support portion, described cable connections and described first cam part integration, and
Described second support portion, described handling device connecting portion and described second cam part integration.
3. front and back linkage stop mechanism according to claim 1, wherein
Described first cam part is the protrusion tab of the outside extending radially into described first support portion from described first support portion, and
Described second cam part is the protrusion tab of the outside extending radially into described second support portion from described second support portion.
4. front and back linkage stop mechanism according to claim 1, wherein
Described first support portion and pedal-supporting part are settled concentrically with respect to one another, and this pedal-supporting part forms the strong point that described brake pedal rotates.
5. front and back linkage stop mechanism according to claim 4, also comprises:
Sleeve, this sleeve is inserted by the pedal-supporting part of described brake pedal and described first support portion; And
Connecting pin, described trailing wheel connector is supported on the service portion of described brake pedal by this connecting pin pivotally.
6. front and back linkage stop mechanism according to claim 5, wherein
Described sleeve is the ladder bushing with flange, and this flange is blocked by the edge of inserting side peristome.
7. the front and back linkage stop mechanism according to any one of claim 1 to 6, also comprises:
Retainer, this retainer is configured to prevent described trailing wheel connector from rotating in the opposition side in the direction pulled with described rear wheel brake handling device about the initial makeup location of the described trailing wheel connector as the strong point.
8. front and back linkage stop mechanism according to claim 1, also comprises:
Master cylinder, this master cylinder is arranged on handle, can support described brake lever rotationally, and make described front-wheel brake start by being promoted by piston;
Promote connector, this promotion connector comprises: pushing part, and this pushing part promotes described piston by rotating; First power transport part, this first power transport part is configured by and is promoted by described brake lever and obtain turning effort; And the second power transport part, this second power transport part is configured to by means of the pulling force of described front-wheel brake operation cable and obtains turning effort; And
Transmission connector, this transmission connector is configured to the pulling force of described front-wheel brake operation cable to be transferred to described promotion connector as turning effort.
9. front and back linkage stop mechanism according to claim 8, wherein
The rotating shaft of described brake lever, described promotion connector and described transmission connector is settled mutually with one heart.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013034213A JP6097993B2 (en) | 2013-02-25 | 2013-02-25 | Front / rear interlocking brake mechanism |
| JP2013-034213 | 2013-02-25 | ||
| PCT/JP2013/085113 WO2014129090A1 (en) | 2013-02-25 | 2013-12-27 | Mechanism for operatively associating front and rear brakes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104755366A true CN104755366A (en) | 2015-07-01 |
| CN104755366B CN104755366B (en) | 2017-09-08 |
Family
ID=51390901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380057331.2A Expired - Fee Related CN104755366B (en) | 2013-02-25 | 2013-12-27 | Front and back linkage arrestment mechanism |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6097993B2 (en) |
| CN (1) | CN104755366B (en) |
| IN (1) | IN2015DN02812A (en) |
| WO (1) | WO2014129090A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106515978A (en) * | 2016-11-24 | 2017-03-22 | 湖北航特科技有限责任公司 | Motorcycle linkage brake system and motorcycle |
| CN108025720A (en) * | 2015-09-30 | 2018-05-11 | 本田技研工业株式会社 | Saddle-ride type vehicle |
| CN110520350A (en) * | 2017-02-23 | 2019-11-29 | Tvs电机股份有限公司 | Foot-operated synchronous braking system |
| CN111377025A (en) * | 2018-12-27 | 2020-07-07 | 本田技研工业株式会社 | Front and rear linkage brake device for saddle-type vehicle |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6214601B2 (en) | 2015-07-27 | 2017-10-18 | 本田技研工業株式会社 | Automatic braking system for saddle-ride type vehicles |
| EP3947066B1 (en) * | 2019-03-25 | 2023-11-29 | TVS Motor Company Limited | A synchronized braking system |
| CN113631474B (en) | 2019-03-25 | 2023-02-28 | Tvs电机股份有限公司 | Synchronous braking system for vehicle |
| CN110450899A (en) * | 2019-08-14 | 2019-11-15 | 刘隆蓉 | A kind of pedal electric bicycle brake gear |
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| JPS61229684A (en) * | 1985-04-05 | 1986-10-13 | スズキ株式会社 | Actuator for rear brake for motorcycle |
| JPS61241247A (en) * | 1985-04-18 | 1986-10-27 | Honda Motor Co Ltd | Device for brake pedal |
| CN1164487A (en) * | 1996-03-25 | 1997-11-12 | 本田技研工业株式会社 | Front and back linkage brake device for vehicle |
| CN1935590A (en) * | 2005-09-22 | 2007-03-28 | 本田技研工业株式会社 | Braking device for vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5945186U (en) * | 1982-09-17 | 1984-03-26 | 本田技研工業株式会社 | Brake devices for motorcycles, etc. |
-
2013
- 2013-02-25 JP JP2013034213A patent/JP6097993B2/en not_active Expired - Fee Related
- 2013-12-27 WO PCT/JP2013/085113 patent/WO2014129090A1/en active Application Filing
- 2013-12-27 CN CN201380057331.2A patent/CN104755366B/en not_active Expired - Fee Related
-
2015
- 2015-04-06 IN IN2812DEN2015 patent/IN2015DN02812A/en unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61229684A (en) * | 1985-04-05 | 1986-10-13 | スズキ株式会社 | Actuator for rear brake for motorcycle |
| JPS61241247A (en) * | 1985-04-18 | 1986-10-27 | Honda Motor Co Ltd | Device for brake pedal |
| CN1164487A (en) * | 1996-03-25 | 1997-11-12 | 本田技研工业株式会社 | Front and back linkage brake device for vehicle |
| CN1935590A (en) * | 2005-09-22 | 2007-03-28 | 本田技研工业株式会社 | Braking device for vehicle |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108025720A (en) * | 2015-09-30 | 2018-05-11 | 本田技研工业株式会社 | Saddle-ride type vehicle |
| CN108025720B (en) * | 2015-09-30 | 2020-02-21 | 本田技研工业株式会社 | Saddle-ride type vehicle |
| CN106515978A (en) * | 2016-11-24 | 2017-03-22 | 湖北航特科技有限责任公司 | Motorcycle linkage brake system and motorcycle |
| CN106515978B (en) * | 2016-11-24 | 2019-05-03 | 湖北航特科技有限责任公司 | Motorcycle linking brake system and motorcycle |
| CN110520350A (en) * | 2017-02-23 | 2019-11-29 | Tvs电机股份有限公司 | Foot-operated synchronous braking system |
| CN110520350B (en) * | 2017-02-23 | 2021-02-02 | Tvs电机股份有限公司 | Pedal synchronous braking system |
| CN111377025A (en) * | 2018-12-27 | 2020-07-07 | 本田技研工业株式会社 | Front and rear linkage brake device for saddle-type vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014129090A1 (en) | 2014-08-28 |
| CN104755366B (en) | 2017-09-08 |
| IN2015DN02812A (en) | 2015-09-11 |
| JP2014162320A (en) | 2014-09-08 |
| JP6097993B2 (en) | 2017-03-22 |
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