CN100371208C - Interlink brake device for small vehicle - Google Patents

Interlink brake device for small vehicle Download PDF

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Publication number
CN100371208C
CN100371208C CNB2005100044227A CN200510004422A CN100371208C CN 100371208 C CN100371208 C CN 100371208C CN B2005100044227 A CNB2005100044227 A CN B2005100044227A CN 200510004422 A CN200510004422 A CN 200510004422A CN 100371208 C CN100371208 C CN 100371208C
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China
Prior art keywords
wheel brake
mentioned
operating system
front wheel
arm
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CNB2005100044227A
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Chinese (zh)
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CN1647993A (en
Inventor
冈崎泰典
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Honda Motor Co Ltd
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Honda Motor Co Ltd
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Abstract

To arrange a front wheel brake system and a rear wheel brake system at a desirable angle in relation to each other, in regard to an interlocking brake device to be used for a motorcycle. This interlocking brake device for a compact vehicle has the front wheel brake operation system F and the rear wheel brake operation system R, and this duplex interlocking brake device is provided with an interlocking device 6 for operating the front wheel brake operation system F when operating the rear wheel brake operation system R. The front wheel brake operation system F and the rear wheel brake operation system R are arranged at an angle in relation to each other in a part wherein the interlocking device 6 is provided. The interlocking device 6 is provided with a direction converting means H for converting a part of operating force of the rear wheel brake operation system R to force in an operating direction of the front wheel brake operation system F and for transmitting the power to the front wheel brake operation system F. (C)2005,JPO&NCIPI.

Description

Interlink brake device for small vehicle
Technical field
The present invention relates to be used for the brake equipment of dillies such as automatic two-wheeled cycle and automatic three-wheel vehicle, relate in particular to and have band front wheel brake operating system and trailing wheel brake-operating system, have after making the work of trailing wheel brake-operating system, make the also interlink brake device for small vehicle of the linkage of interlock work of front wheel brake operating system.
Background technology
For example in the link braking device of automatic two-wheeled cycle, only front wheel brake work when operation front wheel brake bar, but not only also interlock work of trailing wheel braking front wheel brake when operation trailing wheel brake rod.Thereby, in the link braking device of automatic two-wheeled cycle, a plurality of brake-operating systems and the linkage that makes these brake-operating system interlocks are set.
In the past in the known devices, the device of record in patent documentation 1 is being arranged as such linkage.This linkage is following device, near the head that is arranged at automatic two-wheeled cycle is managed balancing device memory box is put trammel beam, the input wire joint of the trailing wheel brake-operating system that will link to each other with the trailing wheel brake rod is to the pars intermedia of this trammel beam the time, will make the output line of trailing wheel braking work and make the output line of front wheel brake work be connected respectively to the both ends of trammel beam.According to such linkage, during the input line of operation trailing wheel brake rod traction trailing wheel brake-operating system, the pars intermedia of pulling trammel beam, owing to follow the output line of this pulling trailing wheel brake side, so trailing wheel braking work.And, when the load of trailing wheel brake side reaches to a certain degree big or small,, also work so brake front wheel brake with trailing wheel owing to also spur the output line of front wheel brake side.
Patent documentation 1: the spy opens the 2000-309294 communique
Yet, as in above-mentioned patent documentation 1, recording and narrating, will import line and output line and all be connected on the trammel beam, many output lines also all are pulled by the traction of input line, since the operative orientation of trammel beam roughly with each line parallel, so need be with the whole configured in parallel of each line.For this reason, limited the degree of freedom of the configuration of each brake system that comprises linkage.And therefore the operating range of trammel beam, has limited the miniaturization of balancing device casing owing to the mode of operation of each line becomes wideer scope.
Summary of the invention
The present invention is the invention of making in view of such problem, and its purpose is to provide a kind of degree of freedom height of configuration, the interlink brake device for small vehicle that can constitute compactly.
In order to achieve the above object, the invention provides a kind of interlink brake device for small vehicle, it has front wheel brake operating system, the trailing wheel brake-operating system, and after making the work of trailing wheel brake-operating system, make the also linkage of interlock work of front wheel brake operating system, front wheel brake operating system and trailing wheel brake-operating system, the position that is provided with at above-mentioned linkage is configured with being angle mutually, above-mentioned linkage have a part with the propulsive effort of above-mentioned trailing wheel brake-operating system be transformed into above-mentioned front wheel brake operating system operative orientation power and be delivered to the direction-changing device of this front wheel brake operating system, wherein, above-mentioned direction-changing device is made of following part: the 1st arm that cooperates with interlock working part in the interior backguy that is fixed on above-mentioned front wheel brake operating system, with the 2nd arm of the shell that inputs or outputs line that supports above-mentioned trailing wheel brake-operating system, and be angle and be connected these the 1st and the 2nd arms and can supported rotatably adapter shaft.Here, as the meaning of " front wheel brake operating system and trailing wheel brake-operating system are angle mutually ", be meant that they are not to be in equidirectionally, and each brake-operating system is also contained among the present invention with the situation of 180 ° angle configurations.
In addition, the present invention is on the basis of the 1st invention, and the 2nd invention is characterised in that: above-mentioned front wheel brake operating system and trailing wheel brake-operating system are provided with the position cross-over configuration at above-mentioned linkage.
Further, the present invention is on the basis of the 1st invention, and the 3rd invention is characterised in that: either party at least in the above-mentioned the 1st and the 2nd arm, and can load onto with respect to above-mentioned adapter shaft with unloading and to connect, these arm angulations can be adjusted arbitrarily.
In addition, the present invention is on the basis of the 1st or the 3rd invention, and the 4th invention is characterised in that: support the input side support portion of shell of input line of above-mentioned front wheel brake operating system and the outgoing side support portion of shell of supporting the output line of its front wheel brake operating system and be set on the same support component.
Further, the present invention is on the basis of the 4th invention, the 5th invention is characterised in that: the extension that stretches out to the side from the straight line that connects above-mentioned input side support portion and outgoing side support portion is set on above-mentioned support component, can supporting above-mentioned adapter shaft rotatably on this support portion.
According to the feature of the 5th invention, because a support component of the shell by supporting front wheel brake operating system also supports direction-changing device, so when can reducing components number, can constitute linkage integral body more compactly.
In addition, the present invention is on the 4th basis, and the 6th invention is characterised in that: either party at least in the above-mentioned the 1st and the 2nd arm by being arranged on the elastic body between itself and the above-mentioned support component, and is pushed to the inoperative direction of above-mentioned front wheel brake operating system.
Further, the present invention is on the basis of the 4th invention, and the 7th invention is characterised in that: above-mentioned support component forms casing, and when one of the above-mentioned the 1st and the 2nd arm side was configured in this casing, the opposing party was configured in the outside of above-mentioned casing.
According to the 1st invention of the present invention, constitute linkage owing to be transformed into the direction-changing device that the power of the operative orientation of front wheel brake operating system is delivered on this front wheel brake operating system, so front wheel brake operating system and trailing wheel brake-operating system the position being set being angle configurations at linkage by a part with the propulsive effort of trailing wheel brake-operating system.Promptly owing to not needing to dispose abreast front wheel brake operating system and trailing wheel brake-operating system, so can improve the degree of freedom of its configuration.And, be angle configurations by front wheel brake operating system and trailing wheel brake-operating system, owing to its operating range is not defined, so can reach the miniaturization of linkage.And, because direction-changing device by the 1st arm, the 2nd arm be the rotatable adapter shaft that angle is connected these the 1st and the 2nd arms and constitute, so this direction-changing device is very simple constructing apparatus, and can make its miniaturization.Thereby, can constitute linkage integral body compactly.In addition, owing to the transmission of the strength between each brake-operating system is undertaken by rotation, so its work also can smooth and easyly be carried out.
In addition, according to the 2nd invention of the present invention, because being configured at above-mentioned linkage the position to be set, above-mentioned front wheel brake operating system and trailing wheel brake-operating system intersect, so can concentrate being arranged near the linkage front wheel brake operating system and each support portion of trailing wheel brake-operating system, can compile the position that is provided with of linkage compactly.
And then, according to the 3rd invention of the present invention, make the either party at least in the 1st and the 2nd arm, can pack into respect to adapter shaft and to unload, these arm angulations can be adjusted arbitrarily, so no matter front wheel brake operating system and trailing wheel brake-operating system can make their interlock being configured in which direction.Thereby, can improve the degree of freedom of the configuration of each brake-operating system more.And the 1st and the 2nd arm and adapter shaft also can use other car types, in the increase that can prevent components number, its assembling operation are oversimplified.
In addition, according to the 4th invention of the present invention, because will support the input side support portion of shell of input line of front wheel brake operating system and the outgoing side support portion of shell of supporting the output line of its front wheel brake operating system is arranged on the same support component, so can reduce components number with the situation comparison that input side support portion and outgoing side support portion is arranged on respectively on the parts independently, it be become very simply constitute.And, owing to can make the distance between input side support portion and the outgoing side support portion keep constant, so can make the reliable operation of front wheel brake operating system.
And then, according to the 5th invention of the present invention, because on the support component of input side support portion that front wheel brake operating system is set and outgoing side support portion, the extension that setting is stretched out to the side from the straight line that connects these input side support portions and outgoing side support portion, by this support portion support and connection axle rotatably, so still can support direction-changing device by a support component, thereby when reducing components number, can constitute linkage integral body more compactly.
In addition, according to the 6th invention of the present invention, because either party at least in the 1st and the 2nd arm, by being arranged on the elastic body between itself and the above-mentioned support component, be pushed to the inoperative direction of front wheel brake operating system, so after the work of trailing wheel braking, make brake operation force also suitably be assigned on the front wheel brake operating system, front wheel brake is also worked, can carry out stable braking.And, owing to do not need to be provided with in addition the parts of support elastic body, so in the increase that prevents components number, can make its reliable operation.
And, according to the 7th invention of the present invention, owing to make above-mentioned support component form casing, when one of the 1st and the 2nd arm side is configured in this casing, the opposing party wherein is configured in the outside of above-mentioned casing, so can reduce the moving part that exposes externally, can improve the degree of freedom of the configuration of linkage more.
Description of drawings
Fig. 1 is the system diagram of the automatic two-wheel vehicle used link braking device of the 1st embodiment of the present invention.
Fig. 2 is the cross sectional side view of the main portion of above-mentioned link braking device.
Fig. 3 is the section-drawing along the 3-3 line of Fig. 2.
Fig. 4 be the different mode of operation of expression, with the same section-drawing of Fig. 2.
Fig. 5 be the further different mode of operation of expression, with the same section-drawing of Fig. 2.
Fig. 6 is the main portion system diagram of the 2nd embodiment of the present invention.
Fig. 7 is the system diagram of the 3rd embodiment of the present invention.
Among the figure: 2f-front wheel brake bar, 2r-trailing wheel brake rod, 3-front wheel brake operating line, backguy in the 3a-, 3b-input side shell, 3c-outgoing side shell, 4f, the 4r-drive spindle, backguy in the 5-trailing wheel brake operating line, 5a-, 5b-input side shell, 5c-outgoing side shell, 6-linkage, 7-casing (support component), 10-input side support portion, 11-outgoing side support portion, the 12-extension, 13-adapter shaft, 14-the 1st arm, 15-the 2nd arm, 17-interlock working part, 18-adjusts spring (elastic body), 19-input side support portion, 20-outgoing side support portion, 22-input side support portion, 23-outgoing side support portion, Bf-front-wheel brake, Br, Br1, the Br2-rear wheel brake, the H-direction-changing device, F-front wheel brake operating system, R-trailing wheel brake-operating system.
The specific embodiment
Below, the embodiments of the invention shown in describe embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 is the system diagram of the automatic two-wheel vehicle used link braking device of the 1st embodiment of the present invention, Fig. 2 is the cross sectional side view of the main portion of its link braking device, Fig. 3 is the section-drawing along the 3-3 line of Fig. 2, Fig. 4 be the different mode of operation of expression, with the same section-drawing of Fig. 2, Fig. 5 be the further different mode of operation of expression, with the same section-drawing of Fig. 2, Fig. 6 is the main portion system diagram of the 2nd embodiment of the present invention, and Fig. 7 is the system diagram of the 3rd embodiment of the present invention.
At first, Fig. 1~the 1st embodiment of the present invention shown in Figure 5 is described.
In Fig. 1, on the steering handle 1 of automatic two-wheeled cycle, being adjacent to axle bearing with right handle 1a has front wheel brake bar 2f, and being adjacent to axle bearing with left handle 1b has trailing wheel brake rod 2r.Front wheel brake bar 2f is connected on the drive spindle 4f of drum-type front-wheel brake Bf by the interior backguy 3a of front wheel brake operating line 3, and trailing wheel brake rod 2r is connected on the drive spindle 4r of drum-type rear wheel brake Br by the interior backguy 5a of trailing wheel brake operating line 5.Drive spindle 4f, the 4r of each drg Bf, Br are pushed to the inoperative direction by returning spring 21f, 21r respectively.
Like this, in this automatic two-wheel vehicle used link braking device, be provided with the two system brake-operating system, that is, from front-wheel brake rod 2f through the front wheel brake operating system F of the drive spindle 4f of front wheel brake operating line 3 to front-wheel brake Bf with from the trailing wheel brake-operating system R of trailing wheel brake rod 2r through the drive spindle 4r of trailing wheel brake operating line 5 to rear wheel brake Br.
Front wheel brake operating line 3 and trailing wheel brake operating line 5, portion interconnects by linkage 6 therebetween, as described later, front-wheel brake Bf works independently when operation front wheel brake bar 2f, when operation trailing wheel brake rod 2r, make rear wheel brake Br and the work of front-wheel brake Bf interlock by linkage 6.
Linkage 6 has the casing 7 as support component.As shown in Figures 2 and 3, this casing 7 is the open container-like parts of rear side, be fixed on by bolt 8 near the side the head pipe 9h of car body 9 of automatic two-wheeled cycle, thus its with car body 9 between space 7a in the formation casing.The interior backguy 3a of front wheel brake operating line 3 is configured to up/down perforation casing 7 and passes through space 7a in this casing.On casing 7, the outgoing side support portion 11 of the input side support portion 10 of the shell 3b of the input side of support front wheel brake operating line 3 and the shell 3c of support outgoing side is set up position in a straight line.In addition, the extension 12 that stretches out to side (be in an embodiment rear, i.e. right-hand at Fig. 2) from the straight line that connects these input side support portions 10 and outgoing side support portion 11 is set on casing 7.
Front face wall, extension 12 at casing 7 partly is provided with shaft sleeve part 12a, can support adapter shaft 13 rotatably in this shaft sleeve part 12a.This adapter shaft 13 is outstanding to the inboard and the outside of casing 7 respectively, and the protrusion 13a of space 7a side forms planar portions in casing, and the protrusion 13b in casing 7 outsides forms thin spline.And the base end part of chimeric the 1st arm 14 on the protrusion 13a of space 7a side in having the casing of this planar portions thus, connects with respect to the mode that adapter shaft 13 can not rotate according to the 1st arm 14.In addition, on the protrusion 13b with thin spline in casing 7 outsides of adapter shaft 13, the base end part of chimeric the 2nd arm 15.Base end part at the 2nd arm 15 is provided with the opening portion, and by by bolt 16 fastening these opening portions, and the 2nd arm 1 does not connect 5 revolvably with respect to adapter shaft 13.Thereby, if relax bolt 16, then the 2nd arm 15 can be unloaded down from adapter shaft 13, in addition, can adjust the 1st arm 14 and the 2nd arm 15 angulations arbitrarily.
Like this, the 1st arm 14 is configured in the casing 7, and in addition, the 2nd arm 15 is configured in the outside of casing 7, and the 1st arm 14 and the 2nd arm 15 are angle ground and are connected, and keeps this state can be supported rotatably.As described later, by these the 1st arms 14 and the 2nd arm 15 and the adapter shaft 13 that is connected them, constitute direction-changing device H.
It is two forked that the leading section of the 1st arm 14 is formed, the interior backguy 3a by front wheel brake operating line 3 between its y-bend.In this, be fixed with the diameter roughly spherical interlock working part 17 bigger on the backguy 3a than backguy 3a diameter in this.The leading section of the 1st arm 14 can be engaged on its interlock working part 17 from the below.Between the front part of the upper end wall of casing 7 and the 1st arm 14, be provided with and adjust spring 18, the 1 arms 14 and be pushed to the inoperative direction that anticlockwise direction is front wheel brake operating system F at Fig. 2 with the state of the compressive load that applies regulation.
At the leading section of the 2nd arm 15, the outgoing side support portion 20 of the shell 5c of the outgoing side that supports trailing wheel brake operating line 5 is set.In addition, near input side support portion 19 on the car body 9, that the shell 5b of the input side that supports trailing wheel brake operating line 5 is set the casing 7.
In the situation of illustrated example, the 1st arm 14 is acute angle ground with the 2nd arm 15 and is connected.Thereby front wheel brake operating line 3 and trailing wheel brake operating line 5 are angle mutually at the position that is provided with of linkage 6, in this position cross-over configuration.
At the inner face of casing 7, support the 1st arm 14 above, the outstanding barrier 7b that is provided with restriction to the swing boundary of its top of one.
The effect of the 1st embodiment then, is described.
The interior backguy 3a of front wheel brake operating line 3 and the interior backguy 5a of trailing wheel brake operating line 5 be by being separately positioned on returning spring 21f, the 21r on front-wheel brake Bf and the rear wheel brake Br, and be pushed to the inoperative direction, be the below of Fig. 2.In addition, on the 1st arm 14, apply anti-clockwise thrust by adjusting spring 18.Thereby, when the inoperative of front-wheel brake Bf and rear wheel brake Br, as shown in Figure 2, the 1st arm 14 remains on the lower wall state of contact with casing 7 to anticlockwise motion, on the 1st arm 14, the state that is fixed on the interlock working part 17 on the interior backguy 3a of front wheel brake operating line 3 with contact keeps.
Under this state, when operation front wheel brake bar 2f, the interior backguy 3a of traction front wheel brake operating line 3, because this tractive force directly passes on the drive spindle 4f of front-wheel brake Bf, so front-wheel brake Bf work.At this moment, as shown in Figure 4, be fixed on interlock working part 17 on the interior backguy 3a of front wheel brake operating line 3 and rise and leave, but owing on the 1st arm 14, apply the thrust of adjusting spring 18 from the 1st arm 14, thus to trailing wheel brake-operating system R also without any influence.When removing the operating effort of front wheel brake bar 2f, the drive spindle 4f of front-wheel brake Bf is reset to position originally by the thrust of returning spring 21f, so front-wheel brake Bf is an off working state.
In addition, during operation trailing wheel brake rod 2r, at first, the internal lock 5a of traction trailing wheel brake operating line 5 is because this tractive force is passed to the drive spindle 4r of rear wheel brake Br, so rear wheel brake Br work.And, at this moment,, and the 2nd arm 15 that supports this shell 5c applied the power of rotating to clockwise direction by the counter-force that on the shell 5c of the outgoing side of trailing wheel brake operating line 5, produces.Yet, being applied in the little process of the limit rotation power of the 1st arm 14 by adjusting spring 18 in this force rate that makes its rotation, the 1st and the 2nd arm 14,15 is maintained at original state.
Under this state, if pull on trailing wheel brake rod 2r, the counter-force that produces on the shell 5c of the outgoing side of trailing wheel brake operating line 5 is further strengthened, the power that the 2nd arm 15 is rotated to clockwise direction surpasses the limit rotation power that spring 18 produces of adjusting.So the 1st and the 2nd arm 14,15 one are rotated around the axis clockwise direction of adapter shaft 13.Its result, as shown in Figure 5, the interlock working part 17 that cooperates with the leading section of the 1st arm 14 is boosted, on draw the interior backguy 3a of the front wheel brake operating line 3 of fixing this interlock working part 17.Thereby, front-wheel brake Bf work.
Like this, when operation trailing wheel brake rod 2r, at first, the whole of this brake operation force only are delivered on the rear wheel brake Br, make its work, and then, brake operation force suitably is assigned on rear wheel brake Br and the front-wheel brake Bf, and they are worked simultaneously.Thus, can carry out the stable braking of automatic two-wheeled cycle.
When further operating trailing wheel brake rod 2r, last the 1st arm 14 touches the barrier 7b of casing 7 and limits its excessive swing, owing to wherein only draw the internal lock 5a of trailing wheel brake operating line 5, then when the braking force maintenance of front-wheel brake Bf is constant, the braking force of rear wheel brake Br is increased.
In addition, the purpose that above-mentioned adjustment spring 18 is set is: when operation trailing wheel brake rod 2r, the time in the time of can beginning the work from rear wheel brake Br when the work of front-wheel brake Bf begins is provided with time delay.
And, when removing the operating effort of trailing wheel brake rod 2r, because each drive spindle 4f, 4r of front-wheel brake Bf and rear wheel brake Br thrust by returning spring 21f, 21r resets to position originally, so front-wheel brake Bf and rear wheel brake Br are off working state simultaneously.In addition, owing to make the 1st arm 14 to anticlockwise motion by the thrust of adjusting spring 18, so linkage 6 turns back to the state of Fig. 2.
As mentioned above, when drawing the interior backguy 5a of trailing wheel brake operating line 5 at operation trailing wheel brake rod 2r, the counter-force that on the shell 5c of the outgoing side of trailing wheel brake operating line 5, produces, be that the part of the propulsive effort of trailing wheel brake-operating system R is added on the 2nd arm 15, the 2nd arm 15 is rotated to clockwise direction with the 1st arm 14.And, by the rotation of the 1st arm 14, the interior backguy 3a of traction front wheel brake operating line 3.That is, the part of the propulsive effort of trailing wheel brake-operating system R is transformed into the power of the operative orientation of front wheel brake operating system F, and this power is transferred on the front wheel brake operating system F.Like this, in this embodiment, by the 1st arm 14 and the 2nd arm 15 and captive joint their adapter shaft 13, constitute direction-changing device H.
And, by such direction-changing device H is set, and since not need linkage 6 position configured in parallel front wheel brake operating line 3 and trailing wheel brake operating line 5 be set, so increased the degree of freedom of this configuration.In addition, dispose front wheel brake operating line 3 and trailing wheel brake operating line 5 by being angle ground, and limit its operating range, therefore can realize the miniaturization of linkage 6.Particularly, if position cross-over configuration front wheel brake operating line 3 and trailing wheel brake operating line 5 be set at linkage 6, then owing to concentrate each support portion 10,11,19,20 of shell 3b, the 3c that can make these lines 3,5,5b, 5c, so can concentrate the position that is provided with of linkage 6 compactly.
In addition, by by the 1st arm 14 and the 2nd arm 15 be the rotatable adapter shaft 13 that angle is connected the 1st arm 14 and the 2nd arm 15 and constitute direction-changing device H, and because direction-changing device H is the device of very simple structure, so can make its miniaturization, can constitute linkage 6 integral body compactly.And, owing to undertaken by rotation to the transmission of the power of front-wheel brake-operating system F from trailing wheel brake-operating system R, thereby its action also becomes smooth and easy.
And, the 1st arm 14 of this direction-changing device of formation H and one of them (being the 2nd arm 15 in the above-described embodiments) at least of the 2nd arm 15 can be loaded and unloaded with respect to adapter shaft 13, by adjusting the angle that the 1st arm 14 and the 2nd arm 15 constitute arbitrarily, and because front wheel brake operating line 3 and trailing wheel brake operating line 5 can make their interlocks no matter be configured in the situation of which direction, so can further improve the degree of freedom of the configuration of each brake-operating system F, R.Simultaneously, the 1st and the 2nd arm 14,15 and adapter shaft 13 also can be diverted to other car type, can prevent the increase of components number, also carry out its erecting work easily.
And then, the input side support portion 10 of shell 3b by the input side that supports front wheel brake operating line 3 is set on the casing 7 as single part and support the outgoing side support portion 11 of casing 3c of the outgoing side of this front wheel brake operating line 3, and can prevent the increase of components number, can make to constitute simple structure.And, because the distance between input side support portion 10 and the outgoing side support portion 11 always keeps constant, thus not only can make front wheel brake operating line 3 carry out work reliably, and can make its erecting work facilitation.
And, on casing 7, the extension 12 that setting is stretched out to the side from the straight line of input side support portion 10 that connect to support front wheel brake operating line 3 and outgoing side support portion 11, by support and connection axle 13 rotatably on this extension 12, and also support direction-changing device H because of single support component by the shell 3b, the 3c that support front wheel brake operating system F, so when reducing components number, can constitute linkage 6 integral body more compactly.In addition, by will the adjustment spring 18 that the 1st arm 14 applies limit rotation power being arranged between the 1st arm 14 and the casing 7, and owing to do not need to be provided with in addition the parts that support adjustment spring 18, so in the increase that prevents components number, this adjustment spring 18 is worked reliably.
And then, by configuration among the space 7a in the casing that forms by casing 7 one of in the 1st and the 2nd arm 14,15 in side's (disposing the 1st arm 14 in the above-described embodiments), the opposing party in the 1st and the 2nd arm 14,15 is configured in the outside of this casing 7, thereby cover for example the 1st arm 14 and adjustment spring 18 and the moving parts such as linkage part 17 that are fixed on the interior backguy 3a of front wheel brake operating line 3 by casing 7, owing to can reduce the moving part that exposes externally, so can further improve the degree of freedom of the configuration of linkage 6.In addition, compare with the situation that linkage 6 integral body is left in the casing, owing to can dwindle casing, so can realize the further miniaturization of linkage 6.
Then, the 2nd embodiment of the present invention shown in Figure 6 is described.
In the 2nd embodiment, only the configuration of trailing wheel brake operating line 5 is different with the 1st embodiment, and other formation is identical with preceding embodiment, and therefore, by giving identical symbol with the counterpart of preceding embodiment in the drawings, it illustrates omission.
As described in Figure 6, in the situation of the 2nd embodiment, the shell 5b of the input side of trailing wheel brake operating line 5, be supported on the input side support portion 22 of the leading section that is arranged at the 2nd arm 15, then, the outgoing side support portion 23 of shell 5c of supporting the outgoing side of this trailing wheel brake operating line 5 is set on the car body 9.And the 1st arm 14 and the 2nd arm 15 are configured in obtuse angle.
In link braking device with such formation, if the interior backguy 5a of operation trailing wheel brake rod 2r (with reference to Fig. 1) traction trailing wheel brake operating line 5, then in rear wheel brake Br work, by the counter-force that on the shell 5b of the input side of trailing wheel brake operating line 5, produces, the 2nd arm 15 that supports this outer case 5b is applied the power of rotating to clockwise direction.And, the counter-force that produces on the outer case 5b of the input side of trailing wheel brake operating line 5 is increased to when above to a certain degree, the 2nd arm 15 rotates to clockwise direction around the axis of adapter shaft 13 with the 1st arm 14, and the interlock working part 17 that cooperates with the leading section of the 1st arm 14 is boosted.Thereby, on draw the interior backguy 3a of the front wheel brake operating line 3 of fixing this interlock working part 17, front-wheel brake Bf work.
Like this, according to the 2nd embodiment, also can make front-wheel brake Bf work linkedly with rear wheel brake Br.
Situation at the 2nd embodiment, by front wheel brake bar 2f and the trailing wheel brake rod 2r that is arranged on car body 9 tops, draw the interior backguy 3a of front wheel brake operating line 3 and the interior backguy 5a of trailing wheel brake operating line 5 respectively, fasten in this pass, the 1st arm 14 and the 2nd arm 15 in obtuse angle, front wheel brake operating line 3 and trailing wheel brake operating line 5 are configured to above linkage 6 to intersect.Therefore, the size of the fore-and-aft direction of linkage 6 becomes greatly slightly, but in addition can obtain the effect same with the 1st embodiment.And the 2nd embodiment is effective especially for the situation of the operating range of the distribution of needs restrictions outgoing side etc.
In addition, in the 2nd embodiment, for by brake pedal operation trailing wheel brake operating line 5, the lower end of the interior backguy 5a of trailing wheel brake operating line 5 is connected on the brake pedal.At this moment, identical with the 1st embodiment, the 1st arm 14 and the 2nd arm 15 are acute angle, and front wheel brake operating line 3 and trailing wheel brake operating line 5 also can intersect at the position that is provided with of linkage 6.
Then, the 3rd embodiment of the present invention shown in Figure 7 is described.
The 3rd embodiment is to make the present invention be applied to automatic three-wheel vehicle with the example on the link braking device, installing and connecting apparatus 24 on trailing wheel brake operating line 5.On this connecting device 24, connect a pair of output line 251,252 of drive spindle 4r1, the 4r2 work that makes pair of rear wheels drg Br1, Br2 respectively.Like this, when traction trailing wheel brake operating line 5, pair of rear wheels drg Br1, Br2 work simultaneously.That is, the situation rear wheel brake operating system R at the 3rd embodiment is divided into 2.Other formation is because identical with the 1st embodiment, so, to giving identical symbol, omit its explanation among the figure with the cooresponding part of the 1st embodiment.
In the 3rd embodiment, during operation trailing wheel brake rod 2r, beginning pair of rear wheels drg Br1, Br2 work simultaneously, and then brake operation force also suitably is assigned on the front-wheel brake Bf, rear wheel brake Br1, Br2 and the work of drg Bf interlock.Thereby, can access the action effect identical with the 1st embodiment.
More than, the preferred embodiments of the present invention have been described, but the present invention not the invention that only limits to the foregoing description, in the scope that does not break away from its purport, can carry out various design modifications.For example, direction-changing device H also can be made of rack mechanism except being made of such the 1st and the 2nd arm 14,15 of the foregoing description and adapter shaft 13.In addition, the interior backguy 3a of front wheel brake operating line 3 is separated into input side and outgoing side in the inside of linkage 6, in the interior backguy of outgoing side, fixedly in the interlock working part 17, also the interior backguy of this interlock working part 17 and input side can be connected versatilely.And then, as adjusting spring 18, except graphic coil spring, also can use elastic body such as rubber and around the coil spring of being turned round of pivotal mounting.

Claims (7)

1. an interlink brake device for small vehicle has front wheel brake operating system (F), trailing wheel brake-operating system (R) and make the also linkage of interlock work (6) of front wheel brake operating system (F) after making trailing wheel brake-operating system (R) work,
Above-mentioned front wheel brake operating system (F) and trailing wheel brake-operating system (R) are configured in the position that is provided with of above-mentioned linkage (6) with being angle mutually,
Above-mentioned linkage (6) has direction-changing device (H), this direction-changing device (H) part of the propulsive effort of above-mentioned trailing wheel brake-operating system (R) is transformed into above-mentioned front wheel brake operating system (F) operative orientation power and pass to this front wheel brake operating system (F), it is characterized in that:
Above-mentioned direction-changing device (H) is made of following part:
The 1st arm (14) that cooperates with interlock working part (17) in the interior backguy (3a) that is fixed on above-mentioned front wheel brake operating system (F),
Support the 2nd arm (15) of the shell that inputs or outputs line (5a, 5c) of above-mentioned trailing wheel brake-operating system (R),
Be angle and connect these the 1st and the 2nd arms (14,15) and adapter shaft (13) that can be supported rotatably.
2. according to the described interlink brake device for small vehicle of claim 1, it is characterized in that: above-mentioned front wheel brake operating system (F) and trailing wheel brake-operating system (R) are provided with the position cross-over configuration at above-mentioned linkage (6).
3. according to the described interlink brake device for small vehicle of claim 1, it is characterized in that: either party (15) at least in the above-mentioned the 1st and the 2nd arm (14,15), can connect with respect to above-mentioned adapter shaft (13), these arms (14,15) angulation can be adjusted arbitrarily with loading and unloading.
4. according to claim 1 or 3 described interlink brake device for small vehicle, it is characterized in that: support the input side support portion (10) of shell (3b) of input line of above-mentioned front wheel brake operating system (F) and the outgoing side support portion (11) of shell (3c) of supporting the output line of its front wheel brake operating system (F) and be set on the same support component (7).
5. according to the described interlink brake device for small vehicle of claim 4, it is characterized in that: go up at above-mentioned support component (7) extension (12) that stretches out to the side from the straight line that connects above-mentioned input side support portion (10) and outgoing side support portion (11) is set, can support above-mentioned adapter shaft (13) rotatably at this extension (12).
6. according to the described interlink brake device for small vehicle of claim 4, it is characterized in that: either party (14) at least in the above-mentioned the 1st and the 2nd arm (14,15), by being arranged on the elastic body (18) between this either party (14) and the above-mentioned support component (7), and be pushed to the inoperative direction of above-mentioned front wheel brake operating system (F).
7. according to the described interlink brake device for small vehicle of claim 4, it is characterized in that: above-mentioned support component (7) is formed casing, when side (14) is configured in this casing (7) one of in the above-mentioned the 1st and the 2nd arm (14,15), the opposing party (15) in the above-mentioned arm (14,15) is configured in the outside of above-mentioned casing (7).
CNB2005100044227A 2004-01-30 2005-01-17 Interlink brake device for small vehicle Expired - Fee Related CN100371208C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004024015A JP4430420B2 (en) 2004-01-30 2004-01-30 Interlocking brake device for small vehicles
JP2004024015 2004-01-30

Publications (2)

Publication Number Publication Date
CN1647993A CN1647993A (en) 2005-08-03
CN100371208C true CN100371208C (en) 2008-02-27

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IT (1) ITTO20050041A1 (en)

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ITTO20050041A1 (en) 2005-07-31
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JP2005212676A (en) 2005-08-11

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