CN101457800A - Clutch regulator and clutch especially for operating automobile - Google Patents
Clutch regulator and clutch especially for operating automobile Download PDFInfo
- Publication number
- CN101457800A CN101457800A CNA2007101995549A CN200710199554A CN101457800A CN 101457800 A CN101457800 A CN 101457800A CN A2007101995549 A CNA2007101995549 A CN A2007101995549A CN 200710199554 A CN200710199554 A CN 200710199554A CN 101457800 A CN101457800 A CN 101457800A
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- China
- Prior art keywords
- piston
- tappet
- clutch
- clutch regulator
- described clutch
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- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The invention relates to a clutch adjuster (1), in particular to the clutch adjuster used for operating a vehicle clutch; wherein, at least one piston (2) is movably arranged in an air cylinder (3) and the piston (2) can be loaded by a hydrodynamic force or a gas dynamic type force on at least one side surface (2a); moreover, the piston (2) can be effectively connected with a preferable jib (4) capable of swinging; wherein, at least two guide elements (5, 6) are effectively arranged between the piston (2) and the air cylinder (3) and are used for guiding and/or supporting the piston (2) in the air cylinder (3); moreover, the guide elements (5, 6) are mutually spaced on the coaxial direction and are preferably arranged at the opposite tail end areas of the piston, thus reducing the maintenance and cost expense, and being capable of avoiding tilting motion in particular; namely the clutch adjuster (1) is formed by designing/ and or setting the piston and/or the jib to lead the effective point of force application (KP) between the jib and the piston to be arranged in a piston area limited by the guide elements (5, 6).
Description
Technical field
The present invention relates to a kind of clutch regulator, especially be used for operating automobile clutch, wherein, the power of at least one piston is provided with in cylinder movably and this piston can be surged at least one side formula or pneumatic type loads, and, this piston is connected with the tappet that preferably can swing, wherein, be provided with at least two director elements that between piston and cylinder, effectively are provided with to be used for guiding and/or supporting piston in cylinder, and described director element each interval in the axial direction also preferably is set at relative piston end location.
Background technique
In the prior art, but the preferred clutch regulator by the hydraulic type operation of the fluid mechanics formula of the clutch of dry operating operation, mesh rod and engagement bearing are implemented.This clutch regulator has the seal element that preferably constitutes as the driving type seal element mostly.This means also motion together of seal element when piston moves in cylinder, still must guarantee to be surged formula or pneumatic type power loaded piston side seal with respect to the piston another side.So a side of piston effectively is connected with tappet, this tappet can be operated mesh rod again.In addition, an end of tappet and correspondingly acting in conjunction of piston, in other words, the motion of piston in cylinder correspondingly is delivered to (or oppositely) on the tappet.Because tappet and mesh rod acting in conjunction, thus tappet in its motion with the mode of swinging following accordingly, the circular trace of mesh rod.Therefore tappet not only is delivered to corresponding power on the piston in the axial direction but also diametrically.
Facts have proved that disclosed clutch regulator does not constitute as yet best in this prior art here.Swing by tappet can produce transverse force or along the power of radial effect on piston element.Can allow the interior piston of cylinder correspondingly overturn over thus under certain condition, this can allow the guide surface of the interior piston of cylinder impaired on the one hand, can cause higher cost and corresponding higher maintenance expenditure on the other hand.In addition, corresponding flip-flop movement brings influence can for the seal element or a plurality of seal element that has been provided with that have been provided with, and brings influence also can for the director element of corresponding effective setting between outer surface of piston and cylinder face.The looseness that can occur determining thus, this can cause higher cost-and maintenance expenditure again.
Summary of the invention
Therefore, task of the present invention is, the clutch regulator that starts described type is designed and retrofits, make and when clutch regulator turns round, avoid this flip-flop movement as far as possible by the piston that tappet caused, especially suppress this flip-flop movement, therefrom also reduce the maintenance and the cost expenditure of the clutch regulator that constitutes like this.
Solve above-mentioned task by following content now, that is, piston and/or tappet are designed and/or are arranged to, and make that the effective point of force application between tappet and the piston constitutes in the piston area that director element limited.Because these combination of features, so can realize allowing the effective point of force application between tappet and the piston be positioned at the piston area that director element limits, so following situation can appear, that is transverse force effect diametrically in other words and be delivered on the piston from tappet that (or oppositely) power can be directed to element and absorbs comparatively equably.In other words, because above-mentioned combination of features, so then be directed to element and evenly absorb even also can realize allowing power import piston comparatively equably for the swing element of tappet.Can (common in prior art) upset of piston in cylinder not take place here, thereby avoided opening civilian described shortcoming thus.Particularly, owing to avoided flip-flop movement,, thereby make cost of upkeep be able to remarkable reduction with relevant therewith work expenditure so the seal element of relative set also can fully guarantee its function now.Guide surface of piston and director element all obtain Reduction of Students' Study Load alone, and this point also belongs to corresponding advantages.Generally speaking, the corresponding location by the point of force application between tappet and the piston/be provided with and realized the uniform force distribution on the director element, thus obtain remarkable advantage and avoided opening civilian described shortcoming.
Description of drawings
There is the multiple possibility that clutch regulator according to invention is provided with and retrofits.Thus at first referring to the claim that is subordinated to claim 1.By accompanying drawing and description of drawings a preferred embodiment of the present invention is elaborated below.In the accompanying drawings:
Fig. 1 shows the part section of clutch regulator basic module, i.e. a piston and a coefficient tappet that is arranged in the cylinder in the mode of schematic representation.
Embodiment
Fig. 1 (at least in part) shows clutch regulator 1, and clutch regulator 1 especially is used for operating the same unshowned clutch of automobile not shown here.This clutch regulator has the piston 2 that is provided with movably in cylinder 3.Can be surged at least one the side 2a power of formula or pneumatic type of piston 2 loads and effectively is connected with the tappet 4 that preferably can swing.Make piston 2 within cylinder 3, obtain guiding or supporting by two director elements 5 and 6 that between piston 2 and cylinder 3, effectively are provided with.Thus, director element 5 is mutually in the axial direction each other with distance a interval and schematically illustrated by a dotted line.Director element 5 and 6 preferably is set at relative piston 2 stub area places, promptly preferably is set near side 2a and the 2b, and director element 5 and 6 obviously and here is schematically shown in Fig. 1.Here can also be clear that the hydraulic type hydraulic medium shown in the point type, especially refer to hydraulic oil.
Open civilian described shortcoming and can be avoided by following content now, that is, piston 2 and/or tappet 4 are designed and are arranged to, and make to constitute in director element 5 and 6 pistons that limited, 2 scopes at the effective point of force application KP between tappet 4 and the piston 2.In other words, as shown in Figure 1, point of force application KP is positioned at by director element 5 and 6 piston 2 zones that limit, and just is in substantially within the distance range a.Can realize allowing uniform strength be distributed on director element 5 and 6 thus under certain condition by piston 2.
For example in Fig. 1, not only show point of force application KP, and show by tappet 4 and act on power F on the piston 2.Power F can be divided into horizontal component F
HWith the vertical stress component component F of effect in vertical direction or diametrically in other words
V, these power are here by corresponding arrow F, F
HAnd F
VIllustrate.Shown in Fig. 1 is further, arrow F
V1And F
V2Shown vertical stress component F
VBeing directed to element 5 and 6 correspondingly absorbs.
The piston 2 of axial motion in cylinder 3 (here illustrating by arrow A) can be loaded on the 2a of side accordingly by the hydraulic coupling shown in the arrow B.By formula operation that piston 2 is surged accordingly can allow piston 2 within cylinder 3 along axially, here move from right to left according to Fig. 1, described operation also can realize on pneumatic type ground.Piston 2 location around obtains sealing by additional seal element 7 with respect to cylinder 3.Preferably allow described additional seal element 7 with within point of force application KP is in the identical plane perpendicular to cylinder axis.This has following advantage,, also flip-flop movement is produced reverse action that is.If seal element generation axial displacement and Sealing and point of force application KP are not within the same plane, hydraulic medium is not within the plane identical with point of force application at the part-acting surface on the seal element so, and this will help flip-flop movement.
Preferably allow director element 5 and 6 constitute as piston ring, and director element 5 and 6 is bearing in piston 2 grooves that are not shown specifically accordingly here, this point can be seen in Fig. 2.It is also contemplated that and allow director element 5 and 6 integrated packages constitute as piston 2.This depends on various applicable cases.
Because the cause of tappet 4 swing, so can cause tappet 4 motions of representing by arrow C, reason is, tappet 4 effectively is connected with unshowned mesh rod here away from the tail end of piston 2 at it.Thus one, can cause the horizontal force F of different sizes according to the deflection situation of applicable cases or tappet 4
HWith vertical force F
V
Fig. 1 illustrates especially, and tappet 4 has rod-shaped regions 4a and points to the terminal 4b of piston 2, and terminal 4b is preferred to be constituted spherically.Have towards piston 2 zones of tappet 4 from this piston 2 stub areas (just 2b) from the side and extend to the groove 8 in the zone between director element 5 and 6.Groove 8 constitutes like this, that is, the bulb 4b of tappet 4 can be as being bearing in well in this groove 8 as shown in Figure 1.In addition, the tappet 4 terminal 4b of groove 8 and sensing piston 2 constitute like this,, realize a kind of cup-and-ball joint-supporting that is at this point.Groove 8 portion tail end within it has supporting surface that the correspondence that is used for attaching tappet 4 bulb 4b matches, preferably also can be bearing 10, thus make by shown in the arrow C, the swing of tappet 4 within groove 8 be achieved.
The multiple clutch that preferably the clutch regulator 1 shown in here is used for compound clutch speed changer.
Because point of force application KP is set up and locatees or come across in the zone between director element 5 and 6, so having uniform force distribution within the piston 2 on director element 5 and 6, but piston 2 has good supporting and set-up mode in cylinder 3 in other words.The flip-flop movement of piston 2 can be avoided thus.If the material of piston especially has enough good slip property, so also it is contemplated that to allow piston 2 and lead ring 5,6 partly fuse each other.
Reference numeral
1 clutch regulator
2 pistons
2a first piston side
The 2b second piston side
3 cylinders
4 tappets
5 director elements
6 director elements
7 seal elements
8 grooves
9 hydraulic mediums
10 bearings
The A arrow
The B arrow
The C arrow
The a distance
The KP point of force application
F power
F
HHorizontal force
F
VVertical force
F
V1Vertical stress component
F
V2Vertical stress component
Claims (12)
1. clutch regulator (1), especially be used for operating automobile clutch, the wherein power loading that at least one piston (2) is provided with in cylinder (3) movably and this piston (2) can be gone up surged formula or pneumatic type at least one side (2a), and this piston (2) effectively is connected with the tappet that preferably can swing (4), at least two director elements (5 that effectively are provided with between piston (2) and cylinder (3) wherein are set, 6), be used in cylinder (3), obtaining guiding and/or supporting piston (2), and described director element (5,6) each interval and preferably be arranged on the opposing ends location of piston (2) in the axial direction, it is characterized in that, piston (2) and/or tappet (4) design and/or are arranged to make the effective point of force application (KP) between tappet (4) and the piston (2) to constitute in piston (2) scope that director element (5,6) is limited.
2. according to the described clutch regulator of claim 1, it is characterized in that director element (5,6) constitutes as piston ring.
3. according to claim 1 or 2 described clutch regulators, it is characterized in that director element (5,6) is bearing in the groove of piston (2).
4. according to the described clutch regulator of one of aforementioned claim, it is characterized in that, between director element (5,6), be provided with additional seal element (7).
5. according to the described clutch regulator of claim 4, it is characterized in that additional seal element (7) and effective point of force application (KP) are in the same plane perpendicular to cylinder axis substantially.
6. according to the described clutch regulator of one of aforementioned claim, it is characterized in that the end (4b) of the sensing piston (2) of tappet (4) constitutes on part-spherical ground at least.
7. according to the described clutch regulator of one of aforementioned claim, it is characterized in that the zone towards tappet (4) of piston (2) has from the stub area of piston (2) and extends to the groove (8) that is positioned at the zone between the director element (5,6).
8. according to the described clutch regulator of one of aforementioned claim, it is characterized in that the end (4b) of the sensing piston (2) of groove (8) and tappet (4) constitutes like this, to realize a kind of cup-and-ball joint supporting thus.
9. according to the described clutch regulator of one of aforementioned claim, it is characterized in that tappet (4) effectively is connected with mesh rod or effectively is connected with trip(ping) lever in its tail end away from piston (2) under the situation that clutch is initiatively opened.
10. according to the described clutch regulator of one of aforementioned claim, it is characterized in that director element (5,6) constitutes as the integrated package of piston (2).
11., it is characterized in that groove (8) portion tail end within it has the supporting surface that the correspondence that is used for attaching tappet (4) bulb (4b) matches according to the described clutch regulator of one of aforementioned claim.
12., it is characterized in that clutch regulator (1) is used for the multiple clutch of compound clutch speed changer according to the described clutch regulator of one of aforementioned claim.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101995549A CN101457800A (en) | 2007-12-13 | 2007-12-13 | Clutch regulator and clutch especially for operating automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101995549A CN101457800A (en) | 2007-12-13 | 2007-12-13 | Clutch regulator and clutch especially for operating automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101457800A true CN101457800A (en) | 2009-06-17 |
Family
ID=40768839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101995549A Pending CN101457800A (en) | 2007-12-13 | 2007-12-13 | Clutch regulator and clutch especially for operating automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101457800A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235339A (en) * | 2010-04-30 | 2011-11-09 | 奔迪士商业运输系统公司 | Piston and cylinder assembly |
-
2007
- 2007-12-13 CN CNA2007101995549A patent/CN101457800A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235339A (en) * | 2010-04-30 | 2011-11-09 | 奔迪士商业运输系统公司 | Piston and cylinder assembly |
| CN102235339B (en) * | 2010-04-30 | 2015-12-16 | 奔迪士商业运输系统公司 | Piston and cylinder component |
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Open date: 20090617 |