CN106481786A - Double clutch gearboxes and its sealing device - Google Patents
Double clutch gearboxes and its sealing device Download PDFInfo
- Publication number
- CN106481786A CN106481786A CN201510535368.2A CN201510535368A CN106481786A CN 106481786 A CN106481786 A CN 106481786A CN 201510535368 A CN201510535368 A CN 201510535368A CN 106481786 A CN106481786 A CN 106481786A
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- CN
- China
- Prior art keywords
- oil duct
- groove
- sealing ring
- shell
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/0003—Arrangement or mounting of elements of the control apparatus, e.g. valve assemblies or snapfittings of valves; Arrangements of the control unit on or in the transmission gearbox
- F16H61/0009—Hydraulic control units for transmission control, e.g. assembly of valve plates or valve units
Abstract
A kind of pair of clutch gearbox and its sealing device, described pair of clutch gearbox includes：It is provided with the hydraulic control unit housing of the first oil duct；It is provided with the clutch housing of the second oil duct；Sealing device, two ends vertically are located in first and second oil duct respectively, and include：Shell, has the hollow hole that insertion vertically is connected with first and second oil duct, and the axial two ends of shell bear against on hydraulic control unit housing, clutch housing along two contrary axial directions；It is located at first and second groove on the outer wall at shell axial direction two ends respectively；The first sealing ring in the first groove, the inwall of the first sealing ring and the first oil duct, the equal interference fit of diapire of the first groove；The second sealing ring in the second groove, the inwall of the second sealing ring and the second oil duct, the equal interference fit of diapire of the second groove.The present invention solves the problems, such as that existing sealing device and hydraulic control unit housing, clutch housing assembling means are difficult to implement and seal easily to lose efficacy.
Description
Technical field
The present invention relates to automotive field, more particularly to a kind of pair of clutch gearbox and its sealing device.
Background technology
Double clutch gearboxes (Dual Clutch Transmission, abbreviation DCT) are a kind of new speed changes
Case, gearbox-gear is arranged in two inputs being coupled with two clutches by it by odd, even number
On axle, shift process is completed by the alternately switching of two clutches, realizes power shifting.Double clutches become
Fast case combines hydrodynamic mechanic automatic transmission and the advantage of electrical control automatic manual transmission case, transmission efficiency
High, structure is simple, not only ensure that dynamic property and the economy of vehicle, and significantly improves vehicle
The comfortableness run.
Hydraulic control unit and clutch are the vitals of double clutch gearboxes, the master of hydraulic control unit
Act on the action being to control clutch and shift fork by hydraulic oil, the Main Function of clutch is to realize moving
The transmission of power or interruption.As shown in figure 1, the housing 1 of hydraulic control unit is provided with the first oil duct 2, clutch
Housing 3 be provided with the second oil duct 4, connected by sealing device 5 between the first oil duct 2 and the second oil duct 4, close
Seal apparatus 5 are the annular element made using covered material.Hydraulic oil is flowed from the first oil duct 2 by sealing device 5
To the second oil duct 4, to control the clutch of clutch.Sealing device 5 and the first oil duct 2, the second oil duct 4
Inwall is closely sticked together, and prevents hydraulic oil between sealing device 5 and the first oil duct 2, sealing fills
Put 5 and second to leak between oil duct 4.
But, there are following deficiencies in above-mentioned existing sealing device 5：
1) adopt plastic sealing technology by sealing device 5, the housing 1 of hydraulic control unit, clutch shell
Body 3 is assembled together, and specifically, first, one end of sealing device 5 is sticked in the inwall of the first oil duct 2
On, then, the other end of sealing device 5 is sticked on the inwall of the second oil duct 4.Sealing device 5 is glued
It is connected in the first oil duct 2, the operation on the second oil duct 4 is difficult to implement, and sealing device 5 and the first oil duct 2,
The adhesion of the second oil duct 4 was easily lost efficacy, and caused hydraulic oil between sealing device 5 and the first oil duct 2, sealing fills
Put 5 and second to leak between oil duct 4.
2) when the housing 3 in the housing 1 by hydraulic control unit and clutch splits and comes, hydraulic control list
Hydraulic oil in the housing 1 of unit can leak.
Content of the invention
The problem to be solved in the present invention is：Existing sealing device and hydraulic control unit housing, bell housing
Body assembling means are difficult to implement and seal easily to lose efficacy.
The invention solves the problems that another problem is that：The housing of hydraulic control unit housing and clutch is split
When coming, the hydraulic oil in hydraulic control unit housing can leak.
For solving the above problems, the invention provides a kind of pair of clutch gearbox, including：
It is provided with the hydraulic control unit housing of the first oil duct；
It is provided with the clutch housing of the second oil duct；
Sealing device, two ends vertically are located in described first and second oil duct respectively, and include：
Shell, has the hollow hole of insertion vertically, and described hollow hole is connected with first and second oil duct, institute
State the axial two ends of shell along two contrary axial directions bear against hydraulic control unit housing, from
On clutch housing；
It is located at first and second groove on the outer wall at described shell axial direction two ends respectively, described first and second is recessed
Groove is along the radial depressions of shell；
The first sealing ring in described first groove, the inwall of described first sealing ring and the first oil duct,
The equal interference fit of diapire of the first groove；
The second sealing ring in described second groove, the inwall of described second sealing ring and the second oil duct,
The equal interference fit of diapire of the second groove.
Alternatively, also include：
It is movably located on the valve rod of described hollow in the hole, exist between described valve rod and the hole wall of hollow hole
Spaced radial；
Positioned at the elastic component of described hollow in the hole, described elastic component is in that compressive state ground axially clamps along shell
Between valve rod, the hole wall of hollow hole.
Alternatively, also include：Positioned at the 3rd groove of described valve rod axial direction one end, described 3rd groove edge
Valve rod radial depressions；The 3rd sealing ring in described 3rd groove, described 3rd sealing ring is located at the
One oil duct is interior and stretches out outside hollow hole；
Described hollow hole include one section be located at axial end portion truncated cones hole, described truncated cones hole position in
In first oil duct；
It is not assembled together with clutch housing in described sealing device but fill with hydraulic control unit housing
In the state of fitting over together, described 3rd sealing ring is along the direction towards elastic component against described truncated cones
The hole wall in hole.
Alternatively, described elastic component is spring.
Alternatively, the inwall of described second oil duct is provided with the boss radially extending, the side of described boss
Face is along the end pointing to the axial direction of hydraulic control unit housing against valve rod from clutch housing.
Alternatively, the outer wall of described shell is provided with the annular flange radially extending, described annular flange
Along the axial direction from clutch housing sensing hydraulic control unit housing against hydraulic control unit housing.
In addition, present invention also offers a kind of sealing device for double clutch gearboxes, described pair of clutch
Change speed gear box includes the hydraulic control unit housing being provided with the first oil duct and the bell housing being provided with the second oil duct
Body, described sealing device two ends vertically are used for being separately positioned in described first and second oil duct；
Described sealing device includes：
Shell, has the hollow hole of insertion vertically, and described hollow hole is used for connecting with first and second oil duct,
The axial two ends of described shell are used for bearing against in hydraulic control unit shell along two contrary axial directions
On body, clutch housing；
It is located at first and second groove on the outer wall at described shell axial direction two ends respectively, described first and second is recessed
Groove is along the radial depressions of shell；
The first sealing ring in described first groove, the diapire of described first sealing ring and the first groove
Interference fit, and for the inwall interference fit with the first oil duct；
The second sealing ring in described second groove, the diapire of described second sealing ring and the second groove
Interference fit, and for the inwall interference fit with the second oil duct.
Alternatively, also include：
It is movably located on the valve rod of described hollow in the hole, exist between described valve rod and the hole wall of hollow hole
Spaced radial；
Positioned at the elastic component of described hollow in the hole, described elastic component is in that compressive state ground axially clamps along shell
Between valve rod, the hole wall of hollow hole.
Alternatively, also include：Positioned at the 3rd groove of described valve rod axial direction one end, described 3rd groove edge
Valve rod radial depressions；The 3rd sealing ring in described 3rd groove, during described 3rd sealing ring stretches out
Outside emptying aperture and be used for being arranged in the first oil duct；
Described hollow hole includes one section of truncated cones hole being located at axial end portion, and described 3rd sealing ring is along court
To elastic component direction against described truncated cones hole hole wall.
Alternatively, described elastic component is spring.
Alternatively, the outer wall of described shell is provided with the annular flange radially extending, described annular flange
For along the axial direction from clutch housing sensing hydraulic control unit housing against hydraulic control unit shell
Body.
Compared with prior art, technical scheme has advantages below：
Sealing device includes shell and first and second sealing ring.Shell have insertion vertically hollow hole,
And respectively be located at shell axial direction two ends outer wall on first and second groove, the first sealing ring be located at first
In groove and the inwall with the first oil duct, the first groove the equal interference fit of diapire, the second sealing ring is located at
Second in groove and the inwall with the second oil duct, the second groove the equal interference fit of diapire, prevent hydraulic pressure
Oil is between the inwall of the first sealing ring and the first oil duct, between the first sealing ring and the first groove, second
Leakage between the inwall of sealing ring and the second oil duct, between the second sealing ring and the second groove is so that the
First, under the sealing function of two sealing rings, the hydraulic oil in the first oil duct is only capable of flowing to second via hollow hole
Oil duct.Axial two ends due to shell bear against in hydraulic control unit along two contrary axial directions
On housing, clutch housing, after being prevented from assembling, sealing device rocks in the axial direction.To seal
When device and hydraulic control unit housing, clutch housing are assembled together, first, by sealing device
Axial one end is filled in the first oil duct, until sealing device stops because of the stop by hydraulic control unit housing
Only send into.Then, the axial other end of sealing device is filled in the second oil duct, until sealing device because
Stopped by the stop of clutch housing sending into.With existing sealing device and hydraulic control unit housing, from
The assembling means of clutch housing are compared, sealing device of the present invention and hydraulic control unit housing, bell housing
The assembling means of body are very easy to implement, and will not use plastic sealing technology, thus are not in sealing
The problem losing efficacy.
Brief description
Fig. 1 is the partial structural diagram of existing a kind of pair of clutch gearbox；
Fig. 2 is the partial structurtes three-dimensional exploded view of double clutch gearbox in one embodiment of the present of invention；
Fig. 3 is double clutch gearboxes shown in Fig. 2 in the assembled condition along the part sectioned view in the first section；
Fig. 4 is the three-dimensional structure diagram of sealing device in double clutch gearbox shown in Fig. 2；
Fig. 5 is the three-dimensional exploded view of sealing device shown in Fig. 4；
Fig. 6 be in double clutch gearboxes shown in Fig. 2 sealing device not being assembled together with clutch housing,
But it is along the part sectioned view in the second section in the state of being assembled together with hydraulic control unit housing, described
First section is vertical with the second section.
Specific embodiment
Understandable for enabling the above objects, features and advantages of the present invention to become apparent from, below in conjunction with the accompanying drawings
The specific embodiment of the present invention is described in detail.
In conjunction with shown in Fig. 2 to Fig. 3, double clutch gearboxes of the present embodiment include being provided with the liquid of the first oil duct 10
Voltage-controlled unit housings processed 11, the clutch housing 13 being provided with the second oil duct 12 and sealing device 20.The
One oil duct 10 is connected by sealing device 20 so that hydraulic oil can flow from the first oil duct 10 with the second oil duct 12
To the second oil duct 12, to control the clutch of clutch.Meanwhile, sealing device 20 and the first oil duct 10,
The inwall interference fit of the second oil duct 12, to seal, prevents hydraulic oil from sealing device 20 and first
Between oil duct 10, leak between sealing device 20 and the second oil duct 12.
In conjunction with shown in Fig. 3 to Fig. 5, sealing device 20 includes shell 21 and valve rod 22.Shell 21 has
The hollow hole 210 of insertion vertically, the first groove 211, the second groove 212 are located at shell 21 axle respectively
To on the outer wall at two ends, and all along the radial depressions of shell 21.It is provided with the first sealing in first groove 211
Circle 23, is provided with the second sealing ring 24 in the second groove 212.Valve rod 22 is movably located on hollow hole 210
Interior, and there is spaced radial between the hole wall of valve rod 22 and hollow hole 210.First sealing ring 23 and
The material of two sealing rings 24 is rubber, in other embodiments, the first sealing ring 23 and the second sealing ring
24 can also be made using the material that can seal.
Sealing device 20 two ends vertically are located at the first oil duct 10 respectively, in the second oil duct 12, and outward
The axial two ends of shell 21 are coordinated with the first oil duct 10, the second oil duct 12 gap respectively, the first sealing ring 23
With the inwall of the first oil duct 10, the first groove 211 diapire (in shell 21 radially towards first
Sealing ring 23) equal interference fit, the inwall of the second sealing ring 24 and the second oil duct 12, the second groove 212
(in shell 21 radially towards the second sealing ring 24) all interference fit, to stop hydraulic oil from first
Between the inwall of sealing ring 23 and the first oil duct 10, between the first sealing ring 23 and the first groove 211,
Between the inwall of the second sealing ring 24 and the second oil duct 12, the second sealing ring 24 and the second groove 212 it
Between leak.Under the sealing function of the first sealing ring 23 and the second sealing ring 24, in the first oil duct 10
The spaced radial that hydraulic oil is only capable of between the hole wall of valve rod 22 and hollow hole 210 flows to the second oil duct
12.
Sealing device 20 also includes the elastic component 25 in hollow hole 210, and elastic component 25 is in compression shape
State ground axially clamps between valve rod 22, the hole wall of hollow hole 210 along shell 21 so that valve rod 22 meeting
The axial action pointing to clutch housing 13 from hydraulic control unit housing 11 being applied by elastic component 25
Power, shell 21 can be pointed to hydraulic control unit housing by what elastic component 25 applied from clutch housing 13
11 axial force.
As shown in figure 3, in the present embodiment, by following manner by elastic component 25 along shell 21 axially
Clamp between valve rod 22, the hole wall of hollow hole 210：On valve rod 22, setting one is along shell 21 radial direction
The boss (can also be able to be other than ring type for annular) extending, this boss has on valve rod 22 axial direction
To the side 220 of elastic component 25, the boss that setting one radially extends on the hole wall of hollow hole 210 (can
Think that annular can also be other than ring type), this boss has the side in valve rod 22 axle elastic component 25 facing upwards
Face 214, the two ends of elastic component 25 are resisted against the side 214 of the side 220 of boss, boss respectively in axial direction
On.It is also possible to by other means by elastic component 25 along shell 21 in the alternative of the present embodiment
Axially clamp between valve rod 22, the hole wall of hollow hole 210.
In the present embodiment, elastic component 25 is helical spring.In the alternative of the present embodiment, elastic component
25 can also other kinds of spring (as leaf spring) or other be made up of elastomeric material (as rubber)
Part etc..
In the present embodiment, the axial two ends realizing shell 21 by following manner are along two contrary axles
Bear against on hydraulic control unit housing 11, clutch housing 13 to direction, to prevent sealing device
20 with hydraulic control unit housing 11 and clutch housing 13 assembling after can rock in the axial direction：Outside
The annular flange 213 radially extending is arranged on the outer wall of shell 21, annular flange 213 is in shell 21 axially
Above it is located between the first groove 211 and the second groove 212, annular flange 213 is along from clutch housing 13
The axial direction pointing to hydraulic control unit housing 11 is against hydraulic control unit housing 11, i.e. shell
21 can be pointed to clutch by by what hydraulic control unit housing 11 applied from hydraulic control unit housing 11
The axial force of housing 13, understands according to noted earlier, shell 21 also suffers from elastic component 25 and applies
From clutch housing 13 point to hydraulic control unit housing 11 axial force, in this both direction
It is capable of the axial two ends of shell 21 along two contrary axial directions respectively under contrary axial force
Be resisted against hydraulic control unit housing 11, on clutch housing 13 so that shell 21 clamps in the axial direction
Between hydraulic control unit housing 11, clutch housing 13.
It is also possible to realize the axial two ends of shell 21 by other means in the alternative of the present embodiment
Bear against on hydraulic control unit housing 11, clutch housing 13 along two contrary axial directions,
For example：The boss that setting one radially extends on the inwall of the first oil duct 10 (can also for annular
For other than ring type), this boss has the side 100 being facing axially in shell 21, makes shell 21 be located at the
Axial one end in one oil duct 10 can be subject to hydraulic control axially against the side 100 of boss, shell 21
The axial force pointing to clutch housing 13 from hydraulic control unit housing 11 that unit housings 11 apply,
Understood according to noted earlier, shell 21 also suffers from pointing to from clutch housing 13 of elastic component 25 applying
The axial force of hydraulic control unit housing 11, can under the contrary axial force of this both direction
The axial two ends realizing shell 21 bear against in hydraulic control unit housing along two contrary axial directions
11st, on clutch housing 13 so that shell 21 be clamped in the axial direction hydraulic control unit housing 11,
Between clutch housing 13.
In the present embodiment, the inwall of the second oil duct 12 is provided with a boss radially extending, and this boss has
There is a side wall 120 being facing axially in valve rod 22, the ends contact of plateau sidewall 120 and valve rod 22, and
Apply an axial force pointing to hydraulic control unit housing 11 from clutch housing 13 to valve rod 22,
In the axial action pointing to clutch housing 13 from hydraulic control unit housing 11 applying with elastic component 25
Under the collective effect of power, stress keeps balance to valve rod 22 in the axial direction.
When sealing device 20 is assembled together with hydraulic control unit housing 11, clutch housing 13,
First, axial one end of sealing device 20 is filled in the first oil duct 10, until sealing device 20 is because being subject to
The stop of hydraulic control unit housing 11 and stop send into, i.e. the annular flange 213 of shell 21 and hydraulic pressure
Control unit housing 11 offsets.Then, the axial other end of sealing device 20 is filled in the second oil duct 12
Interior, until sealing device 20 stops because of the stop by clutch housing 13 sending into, i.e. the end of valve rod 22
Portion is offseted with the side 120 of the boss of the second oil duct 12.With existing sealing device and hydraulic control unit shell
Body, the assembling means of clutch housing are compared, sealing device of the present invention and hydraulic control unit housing, from
The assembling means of clutch housing are very easy to implement, and will not use plastic sealing technology, thus will not deposit
Problem in seal failure.
In conjunction with shown in Fig. 3 and Fig. 5, in the present embodiment, axial one end of valve rod 22 is provided with the 3rd groove
(mark), described 3rd groove is along valve rod 22 radial depressions.It is provided with the 3rd close in described 3rd groove
Seal 26, the 3rd sealing ring 26 is located in the first oil duct 10 and stretches out outside hollow hole 210.Hollow hole
210 include one section of truncated cones hole 215 being located at axial end portion, and truncated cones hole 215 is located at the first oil duct
In 10.The material of the 3rd sealing ring 26 is rubber, and in other embodiments, the 3rd sealing ring 26 also may be used
To be made using the material that can seal.
In conjunction with shown in Fig. 3 and Fig. 6, hydraulic control unit housing 11 is being split with clutch housing 13
When coming, axial one end that sealing device 20 is located in the second oil duct 12 pulls out, sealing device 20
It is retained in the first oil duct 10 in the axial one end in the first oil duct 10, as shown in Figure 6.In hydraulic pressure control
After unit housings 11 processed and sealing device 20 disassemble from clutch housing 13, valve rod 22 is not
It is subject to the axial direction pointing to hydraulic control unit housing 11 from clutch housing 13 that clutch 13 applies to make again
Firmly, elastic component 25 meeting recovered part deformation, under the restoring force of elastic component 25 acts on, valve rod 22 meeting
Move along the direction gradually stretching out the first oil duct 10, until the under the residual deformation effect of elastic component 25
Three sealing rings 26 along towards elastic component 25 direction against truncated cones hole 215 hole wall, so,
Hydraulic oil in hydraulic control unit housing 11 will not between the 3rd sealing ring 26 and hollow hole 210,
Between the hole wall of the first sealing ring 23 and the first oil duct 10, the first sealing ring 23 and the first groove 211 it
Between leak.
As shown in figure 3, in the alternative of the present embodiment, can also not have in sealing device 20 valve rod 22,
Elastic component 25, the 3rd sealing ring 26.In this case：By the first sealing ring 23 and the first oil duct
The diapire interference fit of 10 inwall and the first groove 211, the second sealing ring 24 and the second oil duct 12
Inwall and the diapire interference fit of the second groove 212, still enable the sealing of hydraulic oil, that is, stop hydraulic pressure
Oil is between the inwall of the first sealing ring 23 and the first oil duct 10, the first sealing ring 23 and the first groove 211
Between, between the second sealing ring 24 and the inwall of the second oil duct 12, the second sealing ring 24 and the second groove
Leak between 212, the hydraulic oil in the first oil duct 10 flows to the second oil duct 12 via hollow hole 210；And
And, remain to solve prior art sealing device and hydraulic control unit housing, clutch housing assembling means
It is difficult to implement and seal the problem easily losing efficacy, concrete analysis is as follows：
When sealing device 20 is assembled together with hydraulic control unit housing 11, clutch housing 13,
First, axial one end of sealing device 20 is filled in the first oil duct 10, until sealing device 20 is because being subject to
The stop of hydraulic control unit housing 11 and stop send into.Then, will be another for the axial direction of sealing device 20
End plug enters in the second oil duct 12, until sealing device 20 stops sending because of the stop by clutch housing 13
Enter.Still it is provided without plastic sealing technology in assembling process.
When there is no valve rod 22, elastic component 25, three sealing rings 26 in sealing device 20, with continued reference to
The side 120 of shell 21 axial one end in the second oil duct 12 and boss shown in Fig. 3, can be made
Axially offset, the axial two ends so also enabling shell 21 bear against along two contrary axial directions
On hydraulic control unit housing 11, clutch housing 13.
Although present disclosure is as above, the present invention is not limited to this.Any those skilled in the art,
Without departing from the spirit and scope of the present invention, all can make various changes or modifications, therefore the guarantor of the present invention
Shield scope should be defined by claim limited range.
Claims (11)
1. a kind of pair of clutch gearbox is it is characterised in that include：
It is provided with the hydraulic control unit housing of the first oil duct；
It is provided with the clutch housing of the second oil duct；
Sealing device, two ends vertically are located in described first and second oil duct respectively, and include：
Shell, has the hollow hole of insertion vertically, and described hollow hole is connected with first and second oil duct, institute
State the axial two ends of shell along two contrary axial directions bear against hydraulic control unit housing, from
On clutch housing；
It is located at first and second groove on the outer wall at described shell axial direction two ends respectively, described first and second is recessed
Groove is along the radial depressions of shell；
The first sealing ring in described first groove, the inwall of described first sealing ring and the first oil duct,
The equal interference fit of diapire of the first groove；
The second sealing ring in described second groove, the inwall of described second sealing ring and the second oil duct,
The equal interference fit of diapire of the second groove.
2. as claimed in claim 1 double clutch gearboxes it is characterised in that described sealing device also includes：
It is movably located on the valve rod of described hollow in the hole, exist between described valve rod and the hole wall of hollow hole
Spaced radial；
Positioned at the elastic component of described hollow in the hole, described elastic component is in that compressive state ground axially clamps along shell
Between valve rod, the hole wall of hollow hole.
3. as claimed in claim 2 double clutch gearboxes it is characterised in that described sealing device also includes：
Positioned at the 3rd groove of described valve rod axial direction one end, described 3rd groove is along valve rod radial depressions；It is located at
The 3rd sealing ring in described 3rd groove, during described 3rd sealing ring is located in the first oil duct and stretches out
Outside emptying aperture；
Described hollow hole include one section be located at axial end portion truncated cones hole, described truncated cones hole position in
In first oil duct；
It is not assembled together with clutch housing in described sealing device but fill with hydraulic control unit housing
In the state of fitting over together, described 3rd sealing ring is along the direction towards elastic component against described truncated cones
The hole wall in hole.
4. as claimed in claim 2 double clutch gearboxes it is characterised in that described elastic component be spring.
5. as claimed in claim 2 double clutch gearboxes it is characterised in that on the inwall of described second oil duct
It is provided with the boss radially extending, hydraulic control list is pointed to along from clutch housing in the side of described boss
The axial direction of first housing is against the end of valve rod.
6. as claimed in claim 1 double clutch gearboxes it is characterised in that the outer wall of described shell is provided with
The annular flange radially extending, described annular flange points to hydraulic control unit along from clutch housing
The axial direction of housing is against hydraulic control unit housing.
7. a kind of sealing device for double clutch gearboxes is it is characterised in that described pair of clutch gearbox includes
The hydraulic control unit housing being provided with the first oil duct and the clutch housing being provided with the second oil duct, described close
Seal apparatus two ends vertically are used for being separately positioned in described first and second oil duct；
Described sealing device includes：
Shell, has the hollow hole of insertion vertically, and described hollow hole is used for connecting with first and second oil duct,
The axial two ends of described shell are used for bearing against in hydraulic control unit shell along two contrary axial directions
On body, clutch housing；
It is located at first and second groove on the outer wall at described shell axial direction two ends respectively, described first and second is recessed
Groove is along the radial depressions of shell；
The first sealing ring in described first groove, the diapire of described first sealing ring and the first groove
Interference fit, and for the inwall interference fit with the first oil duct；
The second sealing ring in described second groove, the diapire of described second sealing ring and the second groove
Interference fit, and for the inwall interference fit with the second oil duct.
8. sealing device as claimed in claim 7 is it is characterised in that also include：
It is movably located on the valve rod of described hollow in the hole, exist between described valve rod and the hole wall of hollow hole
Spaced radial；
Positioned at the elastic component of described hollow in the hole, described elastic component is in that compressive state ground axially clamps along shell
Between valve rod, the hole wall of hollow hole.
9. sealing device as claimed in claim 8 is it is characterised in that also include：Positioned at described valve rod axially
3rd groove of one end, described 3rd groove is along valve rod radial depressions；In described 3rd groove
3rd sealing ring, outside described 3rd sealing ring stretches out hollow hole and be used for being arranged in the first oil duct；
Described hollow hole includes one section of truncated cones hole being located at axial end portion, and described 3rd sealing ring is along court
To elastic component direction against described truncated cones hole hole wall.
10. sealing device as claimed in claim 8 is it is characterised in that described elastic component is spring.
11. sealing devices as claimed in claim 7 are it is characterised in that the outer wall of described shell is provided with along footpath
To the annular flange extending, described annular flange is used for pointing to hydraulic control unit along from clutch housing
The axial direction of housing is against hydraulic control unit housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510535368.2A CN106481786B (en) | 2015-08-27 | 2015-08-27 | Double clutch gearboxes and its sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510535368.2A CN106481786B (en) | 2015-08-27 | 2015-08-27 | Double clutch gearboxes and its sealing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106481786A true CN106481786A (en) | 2017-03-08 |
| CN106481786B CN106481786B (en) | 2019-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510535368.2A Active CN106481786B (en) | 2015-08-27 | 2015-08-27 | Double clutch gearboxes and its sealing device |
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| CN (1) | CN106481786B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111512069A (en) * | 2017-12-13 | 2020-08-07 | 麦格纳动力系有限两合公司 | Gearbox and method for mounting such a gearbox |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1596353A (en) * | 2001-11-28 | 2005-03-16 | 弗利亚特克公司 | Plug-in connector |
| US20070102923A1 (en) * | 2003-12-10 | 2007-05-10 | Tapani Niemela | Coupling system |
| CN201206686Y (en) * | 2008-05-10 | 2009-03-11 | 周纪昌 | Conical rubber seal type male and female quick joint |
| CN102121547A (en) * | 2010-12-23 | 2011-07-13 | 拉卡萨安吉拉股份有限公司 | Bushing for pipe joint and pipe joint adopting bushing |
| CN104870878A (en) * | 2013-01-02 | 2015-08-26 | Abb技术有限公司 | Hydraulic connecting bush, hydraulic connection, and hydraulic plug |
-
2015
- 2015-08-27 CN CN201510535368.2A patent/CN106481786B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1596353A (en) * | 2001-11-28 | 2005-03-16 | 弗利亚特克公司 | Plug-in connector |
| US20070102923A1 (en) * | 2003-12-10 | 2007-05-10 | Tapani Niemela | Coupling system |
| CN201206686Y (en) * | 2008-05-10 | 2009-03-11 | 周纪昌 | Conical rubber seal type male and female quick joint |
| CN102121547A (en) * | 2010-12-23 | 2011-07-13 | 拉卡萨安吉拉股份有限公司 | Bushing for pipe joint and pipe joint adopting bushing |
| CN104870878A (en) * | 2013-01-02 | 2015-08-26 | Abb技术有限公司 | Hydraulic connecting bush, hydraulic connection, and hydraulic plug |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111512069A (en) * | 2017-12-13 | 2020-08-07 | 麦格纳动力系有限两合公司 | Gearbox and method for mounting such a gearbox |
| CN111512069B (en) * | 2017-12-13 | 2024-01-09 | 麦格纳动力系有限两合公司 | Gearbox and method for mounting such a gearbox |
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| Publication number | Publication date |
|---|---|
| CN106481786B (en) | 2019-05-10 |
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