CN202728215U - Wide-adjusting-range proportional valve for braking and motorcycle with same - Google Patents
Wide-adjusting-range proportional valve for braking and motorcycle with same Download PDFInfo
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- CN202728215U CN202728215U CN 201220355214 CN201220355214U CN202728215U CN 202728215 U CN202728215 U CN 202728215U CN 201220355214 CN201220355214 CN 201220355214 CN 201220355214 U CN201220355214 U CN 201220355214U CN 202728215 U CN202728215 U CN 202728215U
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Abstract
The utility model discloses a wide-adjusting-range proportional valve for braking and a motorcycle with the same. The wide-adjusting-range proportional valve comprises a valve body, a piston I and a piston II, wherein an isolation seat is arranged in an inner chamber of the valve body; the isolating seat, the piston I and the piston II divide the inner chamber of the valve body into a work chamber I and a work chamber II for outputting hydraulic pressure, as well as a driving chamber for inputting the hydraulic pressure for driving the piston I or/and the piston II to drive a valve core to axially move; hydraulic forces outputted by the work chamber I and the work chamber II respectively correspond to an output braking force; and the valve core has a pre-tightening force for driving the valve core to return. According to the wide-adjusting-range proportional valve disclosed by the utility model, the preset linking effect can be achieved; the adjustment is realized by adjusting the size, the stroke and the pre-tightening force of the pistons according to the required braking force distribution; the utilization rate of an attachment coefficient is increased; the braking deceleration is increased; and the braking distance is shortened. According to the wide-adjusting-range proportional valve disclosed by the utility model, the structure is simple and the reaction is sensitive; the adjustment can be realized according to the braking force distribution; the safety and the stability of motorcycle driving are improved; and the problems of cost, maintenance, and the like generated by a complex structure in the prior art are solved.
Description
Technical field
The utility model relates to a kind of motorcycle part and motor bike thereof, particularly a kind of motorcycle brake class safety attachment and motor bike thereof.
Background technology
Brake system is the requisite safety attachment of motor bike, guarantees that the driver to the good control of motor bike, avoids safety misadventure.Motor bike is the same with other vehicle, comprise front wheel brake assembly and trailing wheel brake assemblies, the front wheel brake assembly comprises that front-wheel brake and front wheel brake drive transmission component, and such as zip or hydraulic actuating cylinder assembly etc., the trailing wheel brake assemblies comprises that rear wheel brake and front wheel brake drive transmission component; What the braking driving was more is front wheel brake assembly and trailing wheel brake assemblies self contained function, can not distribute preferably front wheel brake assembly and trailing wheel brake assemblies braking force during the average driver braking, only operates with subjectivity; Unreasonable and the safety misadventures such as overturning that cause of brakig force distribution appear in the shortcomings, particularly braking procedure such as thereby it is low to have adhesion coefficient utilization, and braking deceleration is little, and stopping distance is long easily.
In the prior art, for addressing the above problem, a series of linkage braking devices have appearred; Patent application 201110009654.7 discloses a kind of motorcycle combined brake device, can realize the interlock brake operating of front and back wheel; This structure adopts mechanical force to drive hydraulic actuating cylinder and realizes the interlock braking, and the conversion that secondary hydraulic actuating cylinder is realized hydraulic pressure and machinery is set, and reaches the purpose of interlock; In order rationally to adjust assignment system power, also be provided with for delay valve and the hydraulic pressure check valve of adjusting hydraulic coupling output, the whole system complex structure is made also comparatively difficulty, and cost is higher, and adjustment process is comparatively loaded down with trivial details; Owing to adopt the structure of delay valve and hydraulic pressure check valve, increase equipment volume, and reaction is sensitive not, be difficult for the effect that reaches set, and deviation occurs easily; Simultaneously, realization interlock or independent brake are finished by different equipment respectively in the prior art, complex structure not only, the effect that does not also have ratio output needs binding operation person's subjectivity operation to carry out, and can not distribute preferably the front and rear wheel braking force, can not adjust the proportional distribution relation of front and rear wheel braking force, it is low still to exist adhesion coefficient utilization, and braking deceleration is little, the problem that stopping distance is long.
Therefore, need to the function unit of interlock braking be improved, can reasonable distribution front wheel brake assembly and the braking force of trailing wheel brake assemblies, be easy to the interlock effect that reaches set, can adjust the proportional distribution relation of front and rear wheel braking force, improve adhesion coefficient utilization, increase braking deceleration, shorten stopping distance; Simultaneously, system architecture is simple, is quick on the draw, and is easy to adjust according to required brakig force distribution.
The utility model content
In view of this, the utility model provides a kind of braking with large setting range apportioning valve and motor bike thereof, can reasonable distribution front wheel brake assembly and the brakig force distribution of trailing wheel brake assemblies, be easy to the interlock effect that reaches set, can adjust the proportional distribution relation of front and rear wheel braking force, improve adhesion coefficient utilization, increase braking deceleration, shorten stopping distance; Simultaneously, system architecture is simple, is quick on the draw, and is easy to adjust according to required brakig force distribution.
Braking of the present utility model is with large setting range apportioning valve, comprise valve body and be positioned at the vertically spool of bearing fit of valve body and valve body, described spool is piston I and the piston II of axially passing through the piston rod captive joint, the inner chamber of valve body is provided with isolation seat, isolation seat is passed in described piston rod packing, by isolation seat, piston I and piston II are divided into the inner chamber of valve body for the epitrochoidal chamber I with hydraulic pressure output, epitrochoidal chamber II and be used for input hydraulic pressure driven plunger I or/and the piston II drives the axially movable actuator chamber of spool, the hydraulic coupling of described epitrochoidal chamber I and the output of epitrochoidal chamber II is corresponding output braking force respectively, and described spool is provided with the predetermincd tension that drives its return; Return refer to spool by the mode of operation travelling backwards to normal condition, driven by this predetermincd tension and to be back to the initial position, wait for that drive next time; Certainly, actuator chamber comprises pedal brake plate or hand grip control lever etc. by driver's input hydraulic pressure power, need be equipped with necessary hydraulic pressure outdevice; The actuator chamber type of drive can have multiple, can be that while driven plunger I and piston II are exported epitrochoidal chamber I and epitrochoidal chamber II simultaneously, and two actuator chambers also can be set, and realizes single output; By the setting of isolation seat, it is poor not need to form diameter between two pistons, thereby can adjust front and back wheel braking force export ratio in theory in any range, flexible and convenient to use, highly versatile; Simultaneously, isolation seat forms preferably two pistons and supports, and increases the cylinder inner-support, can the stable support spool, reach reciprocating stability, the purpose that prolongs its service life.
Further, described epitrochoidal chamber I and epitrochoidal chamber II are between piston I and piston II and be respectively in the axial both sides of isolation seat; Utilize isolation seat to form epitrochoidal chamber I and epitrochoidal chamber II, make it have preferably stability and reliability, make the output of hydraulic coupling accurately sensitive, guarantee stability and the safety of brake.
Further, described actuator chamber comprises actuator chamber I and actuator chamber II, and described epitrochoidal chamber I and actuator chamber I are total to the chamber and are formed between piston I and the isolation seat, and described epitrochoidal chamber II is formed between piston II and the isolation seat, and the actuator chamber II is positioned at piston II external side end; Entire arrangement is simple and compact for structure, is easy to make and assembling, simultaneously, can finish the purpose of interlock and independent brake by an equipment; The actuator chamber I drives, and front and back wheel interlock output braking is finished in epitrochoidal chamber I and the output of epitrochoidal chamber II; The actuator chamber II drives, and independent output braking is finished in the output of epitrochoidal chamber II.
Further, the return predetermincd tension of described spool is applied by the preloading spring that is positioned at the epitrochoidal chamber II; Simple and compact for structure, the protection spring is not subjected to extraneous failsafety, and spring is immersed in the hydraulic oil, prolongs its service life.
Further, piston I and piston II are respectively equipped with the sealing member mounting groove, be respectively equipped with V-type or Y type oil enveloping structure sealing member in the sealing member mounting groove of described piston I and the sealing member mounting groove of piston II, described V-type or Y type oil enveloping structure sealing member correspondence lean against the piston body of piston I and piston II and sealing lip and meet to be installed with and put; Namely sealing lip is met epitrochoidal chamber or actuator chamber one side to correspondence, is generally sealing lip and meets to epitrochoidal chamber, leans against corresponding piston body, has better self-tightening sealing effect under the passive pressure effect.
Further, described piston rod comprise with piston I all-in-one-piece bar processed section I and with piston II all-in-one-piece bar processed section II, described bar section II is coaxial to be stretched into bar section I and is threaded that to form piston rod whole; Have the characteristics of easy installation and removal, and can be used in the effect of the stroke of adjusting piston, improve commonality of the present utility model.
Further, be provided with sealing member between the internal chamber wall of described isolation seat and valve body split setting and isolation seat cylindrical and valve body; The axial two ends of described isolation seat are respectively by the sealing between V-type or the formation of Y type oil sealing and the piston rod; The split type isolation seat that arranges is beneficial to Assembly ﹠Disassembly, simultaneously, makes isolation seat can adjust right alignment, avoid and two pistons between operation moment occurs, further improve running precision and the sensitivity of two pistons; Two way seal is realized respectively by V-type or Y type oil sealing sealing in the axial two ends of isolation seat, and dynamic seal is effective, guarantees the integral sealing effect of assembly, thereby guarantees braking effect.
Further, the epitrochoidal chamber II is provided with the front-wheel output interface that hydraulic pressure is exported to the front wheel brake assembly, the epitrochoidal chamber I is provided with the trailing wheel output interface that hydraulic pressure is exported to the trailing wheel brake assemblies, the actuator chamber II is provided with the front braking input interface with the input of Front brake hydraulic coupling, and actuator chamber I and epitrochoidal chamber I are total to the chamber and are provided with brakes input interface with the interlock of rear braking hydraulic coupling input; Simple in structure, easy to use; The actuator chamber II is by front braking input interface input hydraulic pressure, and then by the front-wheel output interface output braking force braking front-wheel of epitrochoidal chamber II, trailing wheel is not braked; The actuator chamber I is then exported braking force braking front-wheel and trailing wheel by the front-wheel output interface of epitrochoidal chamber II and the trailing wheel output interface of epitrochoidal chamber I simultaneously by rear braking input interface input hydraulic pressure, realizes interlock.
Further, the two ends of valve body respectively detachable-type sealed are provided with valve gap I and valve gap II, described actuator chamber II is formed between valve gap II and the piston II, be formed for the cushion chamber of piston I motion between valve gap I and the piston I, described piston II is provided with for the interior preloading spring that is placed in the spring perch of its radial location, spring one end is coated at spring perch, and the other end withstands isolation seat; Adopt detachable valve gap I and valve gap II structure, be beneficial to Assembly ﹠Disassembly, convenient maintenance, each parts has preferably commutativity; Spring perch can guarantee the installation of preloading spring and alignment and the in-use performance after the installation, avoids occuring failure phenomenon; And simple and compact for structure, the seal point sealing is reliable easily, reliable operation.
Described valve gap I and valve gap II are respectively equipped with the coaxial inner chamber of valve body and the valve gap head that cooperates with valve body screw thread of stretching into, the cylindrical of valve gap head is provided with the seal groove of embedded valve bonnet seal circle, the spring perch of described valve gap I is arranged at the valve gap head medial end of valve gap I, easy installation and removal is simple, good airproof performance, and have directional tagging.
The invention also discloses a kind of brake application with the motor bike of large setting range apportioning valve, described motor bike is equipped with braking with large setting range apportioning valve.
The beneficial effects of the utility model: braking of the present utility model is with large setting range apportioning valve and motor bike thereof, the hydraulic actuating cylinder assembly utilizes same equipment hydraulic-driven and hydraulic pressure output, realize the interlock braking, can reasonable distribution front wheel brake assembly and the braking force of trailing wheel brake assemblies, be easy to the interlock effect that reaches set, the utility model adopts two pistons and forms each actuator chamber and each epitrochoidal chamber in conjunction with isolation seat, by adjusting the piston size, stroke and predetermincd tension, adjust according to required brakig force distribution, improve adhesion coefficient utilization, increase braking deceleration, shorten stopping distance; Simultaneously, native system is simple in structure, is quick on the draw, and has increased the safety and stability of motorcycle driving; Simultaneously, can realize linking and the operation of independent brake by same equipment, avoid the series of problems such as cost that the labyrinth of prior art produces, maintenance.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described.
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Fig. 1 is structural representation of the present utility model, as shown in the figure: the braking of present embodiment is with large setting range apportioning valve, comprise valve body 3 and be positioned at the vertically spool of bearing fit of valve body 3 and valve body 3, described spool is piston I 6 and the piston II 10 of axially passing through the piston rod captive joint, the inner chamber of valve body 3 is provided with isolation seat 9, isolation seat 9 is passed in described piston rod packing, by isolation seat 9, piston I 6 and piston II 10 are divided into the inner chamber of valve body 3 for the epitrochoidal chamber I 31 with hydraulic pressure output, epitrochoidal chamber II 33 and be used for input hydraulic pressure driven plunger I 6 or/and piston II 10 drives the axially movable actuator chamber of spools, the hydraulic coupling of described epitrochoidal chamber I 31 and 33 outputs of epitrochoidal chamber II is corresponding output braking force respectively, and described spool is provided with the predetermincd tension that drives its return; Return refer to spool by the mode of operation travelling backwards to normal condition, driven by this predetermincd tension and to be back to the initial position, wait for that drive next time; Certainly, actuator chamber comprises pedal brake plate or hand grip control lever etc. by driver's input hydraulic pressure power, need be equipped with necessary hydraulic pressure outdevice; The actuator chamber type of drive can have multiple, can be that while driven plunger I 6 and piston II 10 are exported epitrochoidal chamber I 31 and epitrochoidal chamber II 33 simultaneously, and two actuator chambers also can be set, and realizes single output; By the setting of isolation seat, it is poor not need to form diameter between two pistons, thereby can adjust front and back wheel braking force export ratio in theory in any range, flexible and convenient to use, highly versatile; Simultaneously, isolation seat forms preferably two pistons and supports, and increases the cylinder inner-support, can the stable support spool, reach reciprocating stability, the purpose that prolongs its service life.
In the present embodiment, described epitrochoidal chamber I 31 and epitrochoidal chamber II 33 are between piston I 6 and piston II 10 and be respectively in the axial both sides of isolation seat 9; Utilize isolation seat 9 to form epitrochoidal chamber I 31 and epitrochoidal chamber II 33, make it have preferably stability and reliability, make the output of hydraulic coupling accurately sensitive, guarantee stability and the safety of brake.
In the present embodiment, described actuator chamber comprises actuator chamber I 32 and actuator chamber II 34, described epitrochoidal chamber I 31 and actuator chamber I 32 altogether chambeies and be formed at piston I 6 and isolation seat 9 between, described epitrochoidal chamber II 33 is formed between piston II 10 and the isolation seat 9, actuator chamber II 34 is positioned at piston II 10 external side ends, and the outside refers to a side opposing with isolation seat and piston rod; Entire arrangement is simple and compact for structure, is easy to make and assembling, simultaneously, can finish the purpose of interlock and independent brake by an equipment; Actuator chamber I 32 drives, and front and back wheel interlock output braking is finished in epitrochoidal chamber I 31 and 33 outputs of epitrochoidal chamber II; Actuator chamber II 34 drives, and independent output braking is finished in 33 outputs of epitrochoidal chamber II; The direction of arrow is the input and output direction among the figure, and epitrochoidal chamber I 31, actuator chamber I 32 and epitrochoidal chamber II 33 and actuator chamber II 34 are full of working medium (hydraulic pressure wet goods) in the chamber altogether during work, to realize the work purpose; Piston I 6 is with movable valve plug (double-piston) compression work chamber II 33 under the effect of actuator chamber I 32 input hydraulic pressures, the hydraulic coupling output braking force of epitrochoidal chamber II 33 outputs, simultaneously, because actuator chamber I 32 and epitrochoidal chamber I 31 be the chamber altogether, the hydraulic coupling output braking force of epitrochoidal chamber I 31 outputs, the output braking force forms interlock, and front and back wheel is realized braking; Piston II 10 is with movable valve plug (double-piston) compression work chamber II 33 under the effect of actuator chamber II 34 input hydraulic pressures, the hydraulic coupling output braking force of epitrochoidal chamber II 33 outputs, described epitrochoidal chamber I 31 and actuator chamber I 32 be the chamber altogether, the chamber inner volume increases, pressure reduces not work, do not work epitrochoidal chamber II 33 independent output braking forces.
In the present embodiment, the return predetermincd tension of described spool is applied by the preloading spring 4 that is positioned at the epitrochoidal chamber II; Simple and compact for structure, the protection preloading spring is not subjected to extraneous failsafety, and preloading spring is immersed in the hydraulic oil, prolongs its service life.
In the present embodiment, piston I 6 and piston II 10 are respectively equipped with the sealing member mounting groove, be respectively equipped with V-type or Y type oil enveloping structure sealing member in the sealing member mounting groove of described piston I 6 and the sealing member mounting groove of piston II 10, described V-type or Y type oil enveloping structure sealing member correspondence lean against the piston body of piston I 6 and piston II 10 and sealing lip and meet to be installed with and put; As shown in the figure, the sealing member mounting groove of piston I 6 is provided with sealing member, the sealing member mounting groove of piston II 10 is provided with sealing member, be respectively V-seal spare 5 and V-seal spare 8 among the figure, meet and be installed with that to put be that sealing lip is met epitrochoidal chamber I 31 and epitrochoidal chamber II 33 1 sides to correspondence, and lean against corresponding piston body, as the sealing between piston and the body cavity wall; In conjunction with the piston of its dorsal part, have under pressure the self-tightening sealing effect, guarantee the integral sealing effect of assembly, thereby guarantee braking effect.
In the present embodiment, described piston rod comprise with piston I 6 all-in-one-piece bar section I 61 processed and with piston II 10 all-in-one-piece bar section II 101 processed, described bar section II 101 is coaxial to be stretched into bar section I 61 and is threaded that to form piston rod whole; Have the characteristics of easy installation and removal, and can be used in the effect of the stroke of adjusting piston, improve commonality of the present utility model.
In the present embodiment, be provided with sealing member 18 between the internal chamber wall of described isolation seat 9 and valve body 3 split settings and isolation seat 9 cylindricals and valve body 3; The axial two ends of described isolation seat 9 are respectively by the sealing between V-type or the formation of Y type oil sealing and the piston rod; As shown in the figure, present embodiment adopts Y type oil sealing, and its sealing lip meets to be installed with and put, and namely meets to corresponding epitrochoidal chamber, and isolation seat 9 axial two ends are respectively equipped be used to the baffle ring 16 that prevents that Y type oil sealing from moving; Isolation seat 9 axial ends abut against on the spacing preiection that the internal chamber wall of valve body 3 forms, and the Spring Card 17 that arranges on the internal chamber wall of the other end by valve body 3 is spacing, finish to install and have degree of freedom at circumferencial direction, are beneficial to self adaptation and adjust right alignment; The split type isolation seat that arranges is beneficial to Assembly ﹠Disassembly, simultaneously, makes isolation seat can adjust right alignment, avoid and two pistons (piston I 6 and piston II 10) between operation moment occurs, further improve running precision and the sensitivity of two pistons; Two way seal is realized respectively by V-type or Y type oil sealing sealing in the axial two ends of isolation seat, and dynamic seal is effective, guarantees the integral sealing effect of assembly, thereby guarantees braking effect.
In the present embodiment, epitrochoidal chamber II 33 is provided with the front-wheel output interface 11 that hydraulic pressure is exported to the front wheel brake assembly, epitrochoidal chamber I 31 is provided with the trailing wheel output interface 12 that hydraulic pressure is exported to the trailing wheel brake assemblies, actuator chamber II 34 is provided with the front braking input interface 13 with the input of Front brake hydraulic coupling, and actuator chamber I 32 is total to the chamber and is provided with epitrochoidal chamber I 31 brakes input interface 7 with the interlock of rear braking hydraulic coupling input; Simple in structure, easy to use; Actuator chamber II 34 is by front braking input interface 13 input hydraulic pressures, and then by the front-wheel output interface 11 output braking force braking front-wheels of epitrochoidal chamber II 33, trailing wheel is not braked; Actuator chamber I 32 is then exported braking force braking front-wheel and trailing wheel by the front-wheel output interface 11 of epitrochoidal chamber II 33 and the trailing wheel output interface of epitrochoidal chamber I 31 simultaneously by interlock braking input interface 7 input hydraulic pressures, realizes interlock.
In the present embodiment, the two ends of valve body respectively detachable-type sealed are provided with valve gap I 1 and valve gap II 14, described actuator chamber II 34 is formed between valve gap II 14 and the piston II 10, be formed for the cushion chamber of piston I 6 motions between valve gap I 1 and the piston I 6, described piston II 10 is provided with for the interior preloading spring 4 that is placed in the spring perch of its radial location, and preloading spring 4 one ends are coated at spring perch, and the other end withstands isolation seat, shown in the figure, withstand isolation seat 9 by baffle ring 17; Adopt detachable valve gap I 1 and valve gap II 14 structures, be beneficial to Assembly ﹠Disassembly, convenient maintenance, each parts has preferably commutativity; Spring perch can guarantee the installation of preloading spring and alignment and the in-use performance after the installation, avoids occuring failure phenomenon; And simple and compact for structure, the seal point sealing is reliable easily, reliable operation;
In the present embodiment, described valve gap I 1 and valve gap II 14 be respectively equipped with the coaxial inner chamber that stretches into valve body 3 and with the valve gap head of valve body 3 screws thread fit, the cylindrical of valve gap head is provided with the seal groove of embedded valve bonnet seal circle, the spring perch of the spring perch of described valve gap I 1 and valve gap II 14 is located at respectively valve gap head medial end separately, easy installation and removal is simple, and leak tightness and guidance quality are good; As shown in the figure, the seal groove of the valve gap head of valve gap I 1 is embedded with valve bonnet seal circle 2, adopts y-type seal ring, and the seal groove of the valve gap head of valve gap II is embedded with valve bonnet seal circle 15, adopts O type circle; Coaxial stretching into refers to that the valve gap head is identical with the axis of body cavity.
The invention also discloses a kind of brake application with the motor bike of large setting range apportioning valve, the braking that the brake system of described motor bike is equipped with above-described embodiment is with large setting range apportioning valve.
Explanation is at last, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (10)
1. a braking is with large setting range apportioning valve, it is characterized in that: comprise valve body and be positioned at the vertically spool of bearing fit of valve body and valve body, described spool is piston I and the piston II of axially passing through the piston rod captive joint, the inner chamber of valve body is provided with isolation seat, isolation seat is passed in described piston rod packing, by isolation seat, piston I and piston II are divided into the inner chamber of valve body for the epitrochoidal chamber I with hydraulic pressure output, epitrochoidal chamber II and be used for input hydraulic pressure driven plunger I or/and the piston II drives the axially movable actuator chamber of spool, the hydraulic coupling of described epitrochoidal chamber I and the output of epitrochoidal chamber II is corresponding output braking force respectively, and described spool is provided with the predetermincd tension that drives its return.
2. braking according to claim 1 is characterized in that with large setting range apportioning valve: described epitrochoidal chamber I and epitrochoidal chamber II are between piston I and piston II and be respectively in the axial both sides of isolation seat.
3. braking according to claim 2 is with large setting range apportioning valve, it is characterized in that: described actuator chamber comprises actuator chamber I and actuator chamber II, described epitrochoidal chamber I and actuator chamber I are total to the chamber and are formed between piston I and the isolation seat, described epitrochoidal chamber II is formed between piston II and the isolation seat, and the actuator chamber II is positioned at piston II external side end.
4. braking according to claim 3 is with large setting range apportioning valve, and it is characterized in that: the return predetermincd tension of described spool is applied by the preloading spring that is positioned at the epitrochoidal chamber II.
5. braking according to claim 4 is with large setting range apportioning valve, it is characterized in that: piston I and piston II are respectively equipped with the sealing member mounting groove, be respectively equipped with V-type or Y type oil enveloping structure sealing member in the sealing member mounting groove of described piston I and the sealing member mounting groove of piston II, described V-type or Y type oil enveloping structure sealing member correspondence lean against the piston body of piston I and piston II and sealing lip and meet to be installed with and put.
6. braking according to claim 5 is with large setting range apportioning valve, it is characterized in that: described piston rod comprise with piston I all-in-one-piece bar processed section I and with piston II all-in-one-piece bar processed section II, described bar section II is coaxial to be stretched into bar section I and is threaded that to form piston rod whole.
7. braking according to claim 6 is characterized in that: be provided with sealing member between the internal chamber wall of described isolation seat and valve body split setting and isolation seat cylindrical and valve body with large setting range apportioning valve; The axial two ends of described isolation seat are respectively by the sealing between V-type or the formation of Y type oil sealing and the piston rod.
8. braking according to claim 7 is with large setting range apportioning valve, it is characterized in that: the epitrochoidal chamber II is provided with the front-wheel output interface that hydraulic pressure is exported to the front wheel brake assembly, the epitrochoidal chamber I is provided with the trailing wheel output interface that hydraulic pressure is exported to the trailing wheel brake assemblies, the actuator chamber II is provided with the front braking input interface with the input of Front brake hydraulic coupling, and actuator chamber I and epitrochoidal chamber I are total to the chamber and are provided with brakes input interface with the interlock of rear braking hydraulic coupling input.
9. braking according to claim 8 is with large setting range apportioning valve, it is characterized in that: the two ends of valve body respectively detachable-type sealed are provided with valve gap I and valve gap II, described actuator chamber II is formed between valve gap II and the piston II, be formed for the cushion chamber of piston I motion between valve gap I and the piston I, described piston II is provided with for the interior preloading spring that is placed in the spring perch of its radial location, spring one end is coated at spring perch, and the other end withstands isolation seat;
Described valve gap I and valve gap II are respectively equipped with the coaxial inner chamber of valve body and the valve gap head that cooperates with valve body screw thread of stretching into, and the cylindrical of valve gap head is provided with the seal groove of embedded valve bonnet seal circle, and the spring perch of described valve gap I is arranged at the valve gap head medial end of valve gap I.
10. a brake application is characterized in that with the motor bike of large setting range apportioning valve: the brake system of described motor bike is equipped with the described braking of the arbitrary claim of claim 1 to 9 with large setting range apportioning valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220355214 CN202728215U (en) | 2012-07-20 | 2012-07-20 | Wide-adjusting-range proportional valve for braking and motorcycle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220355214 CN202728215U (en) | 2012-07-20 | 2012-07-20 | Wide-adjusting-range proportional valve for braking and motorcycle with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202728215U true CN202728215U (en) | 2013-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220355214 Expired - Fee Related CN202728215U (en) | 2012-07-20 | 2012-07-20 | Wide-adjusting-range proportional valve for braking and motorcycle with same |
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| Country | Link |
|---|---|
| CN (1) | CN202728215U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102745294A (en) * | 2012-07-20 | 2012-10-24 | 隆鑫通用动力股份有限公司 | Linkage braking proportional valve and motorcycle comprising same |
| CN104354690A (en) * | 2014-09-16 | 2015-02-18 | 南车株洲电力机车有限公司 | Pressure control device of brake cylinder of rail vehicle and control method of pressure control device |
-
2012
- 2012-07-20 CN CN 201220355214 patent/CN202728215U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102745294A (en) * | 2012-07-20 | 2012-10-24 | 隆鑫通用动力股份有限公司 | Linkage braking proportional valve and motorcycle comprising same |
| CN102745294B (en) * | 2012-07-20 | 2014-10-15 | 隆鑫通用动力股份有限公司 | Linkage braking proportional valve and motorcycle comprising same |
| CN104354690A (en) * | 2014-09-16 | 2015-02-18 | 南车株洲电力机车有限公司 | Pressure control device of brake cylinder of rail vehicle and control method of pressure control device |
| CN104354690B (en) * | 2014-09-16 | 2017-02-15 | 南车株洲电力机车有限公司 | Pressure control device of brake cylinder of rail vehicle and control method of pressure control device |
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