CN102741111B - Device for the sealed coupling of a window washer fluid dispensing pipe - Google Patents
Device for the sealed coupling of a window washer fluid dispensing pipe Download PDFInfo
- Publication number
- CN102741111B CN102741111B CN201180007415.6A CN201180007415A CN102741111B CN 102741111 B CN102741111 B CN 102741111B CN 201180007415 A CN201180007415 A CN 201180007415A CN 102741111 B CN102741111 B CN 102741111B
- Authority
- CN
- China
- Prior art keywords
- pipeline
- back boxing
- car bonnet
- fixed equipment
- packing seal
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/10—Bonnets or lids, e.g. for trucks, tractors, busses, work vehicles
- B62D25/12—Parts or details thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/46—Cleaning windscreens, windows or optical devices using liquid; Windscreen washers
- B60S1/48—Liquid supply therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Water Supply & Treatment (AREA)
- Gasket Seals (AREA)
- Seal Device For Vehicle (AREA)
- Pipe Accessories (AREA)
Abstract
The invention relates to a device (11) for connecting a window washer fluid dispensing pipe (7) positioned at the rear gasket (9) of a bonnet and allowing the window washer fluid to cross the sealing barrier without impairing the effectiveness thereof. To do that, the connecting device (11) has a body of a shape that complements the indentation (23) of the bonnet lining (3) through which a pipe (21) passes and a planar bearing surface (15) designed to engage with the gasket (9).
Description
Technical field
The present invention relates to the vehicle window flushing liquor distribution device for the preferred power actuated vehicle of vehicle.Or rather, the connection of the vehicle window flushing-liquid pipe that packing seal (the joint d' é tanch é it é) place that the present invention relates to the car bonnet at power actuated vehicle uses and anchor fitting.
Background technology
In order to avoid rainwater or vehicle window flushing liquor, the component parts to vehicle motor causes damage, arranges packing seal between the known rear at car bonnet and engine compartment.This is made up of the circle cross-section pipe of extruding car bonnet or its back boxing usually.When the nozzle of vehicle window flushing liquor be not be placed on car bonnet but be hidden and be placed in below car bonnet time, have the sealing problem at packing seal place.
In fact, Fig. 1 illustrates the car bonnet 1 being provided with back boxing 3, back boxing 3 is furnished with nozzle 5, can see that liquid dispensing tube 7 has to pass through rear packing seal 9 in order to supply vehicle window cleaning liquid to nozzle 5 by reference to Fig. 1.Find at vehicle window inclination liquid distribution pipe 7 passage place to leak.Thus, water or vehicle window flushing liquor can drop onto on the such as alternating current generator of engine block inside, thus have the risk of damage.
The assignment problem of vehicle window flushing liquor especially by packing seal under car bonnet is studied in prior art.
Thus, patent document FR2668568 is provided in pad structure around.In fact, this file describes a kind of packing seal of the power actuated vehicle for comprising integrated pipeline, the parallel longitudinal extension of described integrated pipeline and pad.This pipeline is simultaneously molded and shaped with pad.It can be used to conveying vehicle window flushing liquor.Thus, no longer need the distribution pipe through packing seal, because this distribution pipe is integrated in wherein.But this technical scheme needs to use special pad and modifies to the structure of vehicle window flushing liquor dispensing loop.
Patent document JP2008025797 is open a kind of when pipe is fixed between car bonnet and pad, prevents the device that vehicle window flushing liquor distribution pipe is extruded by the packing seal of car bonnet.For this reason, the pad position place be recommended on car bonnet is fixed with usual shape of cross section and is roughly half-elliptic attaching parts.This attaching parts is made up of elastomeric material and can be out of shape to avoid the lateral end position between car bonnet and pad to produce clearance envelope under pad pressure.The opening formed thus will have a negative impact to the leak tightness of assembly.This attaching parts has the plane surface and nonreentrant surface that are provided with fixed equipment, and described plane surface is for by gluing or be buckled in car bonnet, and described nonreentrant surface is used for when car bonnet is closed coordinating to guarantee leak tightness with pad.The interior conduit that the parts both sides that this attaching parts is also included in barrel forms extend.Vehicle window flushing liquor distribution pipe is divided into two.The often end of pipe is connected the sleeve pipe place of attaching parts.Vehicle window flushing liquor is through attaching parts.Attaching parts is greater than to the extruding of distribution pipe against power against power the extruding of pad, and the shape of described attaching parts is suitable for being mated to guarantee leak tightness.Although this technical scheme looks like actv. for anti-extrusion, due to the distortion of the pad at attaching parts place, thus leak tightness is not best.In fact, the rear pad of car bonnet has round section (oil pipe) usually, to guarantee optimal seal, and its abutment surface not allowable transformation.
In order to prevent the extruding to pipe, in prior art also known on the back boxing of hood of vehicle packing seal position implement pressing part.Distribution pipe is maintained at pressing part inside by connecting element clamping usually, and described connecting element has the double action maintaining distribution pipe and guarantee system sealing.Because the rear pad of car bonnet does not insert in pressing part, therefore such layout can prevent the extruding to pipe.But the leak tightness of device is not best and can observes leakage, and this may have the risk producing serious short circuit within the engine.
Summary of the invention
The present invention advises adopting a kind of technical scheme, and when vehicle window flushing liquor distribution pipe is through when implementing the pressing part on car bonnet back boxing, the program does not exist the sealing problem that can observe.
For this reason, an object of the present invention is a kind of connecting device for connecting vehicle window flushing liquor distribution pipe, it is suitable in the pressing part of the back boxing being placed on hood of vehicle, described back boxing serves as the abutment surface to packing seal, described device comprises plane surface and has the surface of the projection of being passed by pipeline, it is characterized in that, described projection is used for being placed in pressing part, and its plane surface is used for flushing with the surface of the back boxing of car bonnet, does not make described packing seal be out of shape in a point-like manner to serve as the abutment surface of packing seal.
Preferably, device also comprises at least one side direction fin with fixed equipment, and described fixed equipment extends outstanding from the sidepiece with protruding surface, and also preferably, it comprises each two side direction fins being provided with fixed equipment.
Alternatively, extend with the both sides of barrel forms from projection through protruding pipeline.
According to a preferred embodiment of the invention, main body also has soft peripheral lip.Preferably, the thickness of the base portion of described peripheral lip is identical with the thickness of its fin fixed thereon.Also preferably, peripheral lip is along the profile on surface, and described surface has the projection of described device.
According to a preferred embodiment of the present invention, device is shaping by elastomeric material, preferably molded and shaped by EPDM.Alternatively, fixed equipment and/or pipeline are made up of rigid plastic material, are preferably made up of polypropylene.
According to a further advantageous embodiment of the invention, pipeline and fixed equipment are the single-pieces that rigidity plastics is made, and it has the main body of described device, fin and preferred peripheral lip by elastomeric material molded.
Be to be understood that the invention reside in and block by means of a kind of connecting device the pressing part be formed in car bonnet back boxing in a sealing manner, the pipeline that described connecting device is connected with vehicle window flushing liquor distribution pipe by end passes.First aspect present invention relates to fills up the space be present between connecting device and packing seal and avoids may being out of shape of described pad simultaneously.Therefore enforcement of the present invention relates to the flat abutment surface being provided for packing seal at the passage place of vehicle window flushing liquor distribution pipe.Abutment surface according to connecting device of the present invention flushes to coordinate with packing seal with the flat abutment surface provided by car bonnet back boxing.In addition, the flat abutment surface that provided by car bonnet back boxing is no more than to coordinate with packing seal according to the abutment surface of connecting device of the present invention.A second aspect of the present invention relates to be filled up or seals by the adjustment of connecting device in the pressing part of car bonnet back boxing and the mechanical clearance produced.Enforcement of the present invention comprises in pressing part connecting device being fixed on hermetically car bonnet back boxing.In other words, connecting device is provided with packing seal.
Accompanying drawing explanation
Other aspects and advantages of the present invention can be understood better by reading the explanation that below with reference to the accompanying drawings only provides by way of example, appended accompanying drawing wherein:
Fig. 1 schematically shows the hood of vehicle being provided with back boxing, and described back boxing is equipped with vehicle window rinse liquid nozzle.
Fig. 2 illustrates the view according to apparatus of the present invention, wherein shows its plane surface.
Fig. 3 is the cutaway view of device according to the present invention along AA plane.
Fig. 4 is disposed in the cutaway view of the device between car bonnet back boxing and packing seal when being and showing and use.
Detailed description of the invention
Fig. 1 is described in the part of background technology.Referring now to accompanying drawing 2,3 and 4, present invention is described, Fig. 2 and 3 illustrates the example according to connecting device 11 of the present invention, it is suitable for the distribution pipe 7 be used to the vehicle window flushing liquor of power actuated vehicle and is fixed, Fig. 4 illustrates the cutaway view of the device 11 be arranged between car bonnet back boxing 3 and packing seal 9, and described packing seal is in the pressing part 23 of car bonnet back boxing 3.
But should be appreciated that this device also can be used as carrying the pipe of the liquid of other type or fluid (such as gas) or solid-state components (such as cable) to be fixed.Be connected to and will not be construed as limiting the invention according to the content of the pipe on distribution device 11 of the present invention.
Connecting device 11 form according to the present invention is that cross section is roughly semi-cylindrical main body, and it has at least one fin 13, is preferably two fins 13 arranged in described main body bilateral symmetry.Device 11 has flat abutment surface 15 and has the surface 17 of fillet or protruding 19.Plane surface 15 is formed by body surfaces and the continuous fin 13 arranged and is served as the abutment surface for packing seal 9.It should be pointed out that the shape of protruding 19 does not restrict scope of the present invention.First form that connecting device 11 according to the present invention adopts will be nested in the pressing part 23 of the back boxing 3 of car bonnet wherein shape complementarity with it can be understood.Thus, the cross section of device can be such as substantially semicircle, half elliptic or even trapezoidal.Be the plane 17 of the longitudinally projection 19 of the shape complementarity having plane surface 15 and have shape and pressing part 23 according to the main points of connecting device of the present invention, Liquid distribution pipeline 21 will through described pressing part.
Device 11 is made up of flexible resilient material, such as elastomeric EP DM (ethylene propylene diene rubber).It can be optionally overallly made up of EPDM or as below by being formed by two assembling parts of being introduced by molded and shaped, these two parts one of them be EPDM material another be harder material such as polypropylene.
When on the back boxing 3 that connecting device 11 is positioned in car bonnet, user can see plane surface 15 or abutment surface.Advantageously, as shown in Figure 4, the plane surface 15 of device 11 is positioned at the upper surface same level place with the back boxing 3 of car bonnet, and when device 11 is fixed, described plane surface is used for coordinating with packing seal 9.Namely the plane surface 15 of device is concordant with the plane surface of the back boxing 3 of car bonnet and do not exceed, and described plane surface is used as the abutment surface with packing seal 9.
Be to be understood that and serve as with the abutment surface of pad 9 according to the plane surface of device 11 of the present invention and continuous with the abutment surface of the back boxing 3 of car bonnet, indeformable when packing seal 9 is contacted.In addition, connecting device 11 does not have on the surface of pad 9 at it can be the recess of water extraction confession passage.Therefore connecting device 11 coordinates with packing seal 9 the rear leak tightness guaranteeing car bonnet 1 in the mode that the back boxing 3 with car bonnet is same.It may be noted that the rear pad 9 of car bonnet is generally the pad with round section, it guarantees leak tightness by being squeezed on surface flat as far as possible.This says that pad 9 only allows the infinitesimal distortion of abutment surface, if not so then can not meet its function.Equally, pad is not easy to be inserted into it and is extruded in the recess on surface thereon.Connecting device for vehicle window flushing liquor distribution pipe according to the present invention is suitable in the pressing part of the back boxing being placed on hood of vehicle, described back boxing serves as the abutment surface to packing seal, it comprises plane surface and has the protruding surface passed by pipeline and it is characterized in that projection has the shape with the shape complementarity of pressing part, to make when device is placed in pressing part, its plane surface is concordant with the surface of the back boxing of car bonnet to serve as the abutment surface for packing seal in the indeformable situation of packing seal.
The fin 13 of connecting device 9 advantageously has at least one fixed equipment 25, and at least one fixed equipment described projects upwards extension from the sidepiece on the surface 17 with protruding 19 in the side of the back boxing 3 of car bonnet.Fixed equipment 25 is for coordinating with the equipment on the back boxing 3 of car bonnet to guarantee to the location of connecting device 11 and fixing.When device 11 entirety is made up of EPDM, fixed equipment 25 can be that the outstanding boss that coordinates with the hole (not shown) in the pressing part 23 of the back boxing 3 of car bonnet is to realize the spring packaging of " snapper " type.But those skilled in the art also can expect other fixed equipment.
Thus, in a preferred embodiment of the invention, the fixed equipment 25 of connecting device 11 is the poor plastic materials of flexibility, such as polypropylene (PP).In this case, connecting device 11 is no longer single-piece but is formed by least two assembling parts.Preferably, the form of fixed equipment 25 is the tongue piece (languette à encliqueter) with ratchet device.By by ratchet device, device 11 is fixed on the back boxing 3 of car bonnet.This embodiment is favourable, only produces less noise when erecting device 11, only needs to install the device fixed for setter.
As mentioned above, device 1 main body projection 19 by pipeline 21 longitudinally through.Pipeline 21 in the position break-through of the semi-cylindrical base portion formed by protruding 19 from one end break-through of device to the other end.Pipeline 21 extends beyond base portion preferably by sleeve pipe 27, and described sleeve pipe is suitable for each end being connected to vehicle window flushing liquor distribution pipe 7.In fact, the channel position place at packing seal 9 is substituted liquid dispensing tube 7 by connecting device 11.Therefore pipe 7 is divided into two to connect the two ends of connecting device 11.When those skilled in the art consider appropriate, pipeline 21 and its outstanding sleeve pipe 27 can be made up of EDPM or PP.It should be pointed out that having benefited from connecting device 11 is inserted between the pressing part 23 of the back boxing 3 of car bonnet and pad 9, the pressure applied thereon by pad 9 can not extrusion pipe 21.In fact, the plane surface 15 of device 11 is in same level with the plane surface of the back boxing 3 of car bonnet, and the pressure padding 9 thus can not cause connecting device 11 to be out of shape.Then it is preferred for implementing the pipeline 21 be made up of PP for facilitating the connection of vehicle window flushing liquor distribution pipe 7.Preferably, the pipeline 21 of fixed equipment 25 and PP material is single-piece, and the remainder of device is formed by EPDM molded.
According to the preferred embodiment of the present invention, connecting device 11 has the pad of peripheral lip 29 form to increase the leak tightness of assembly, described peripheral lip seals the mechanical clearance produced by the adjustment of device 11 in the pressing part 23 of the back boxing 3 of car bonnet.The profile that the profile of this peripheral lip 29 along pressing part 23 and the surface 17 by device 11 limit.This especially its by through through below the end of the pipeline 21 of device 11 or sleeve pipe 27.Preferably, the thickness of the base portion of peripheral lip 29 is identical with the flank sheet 13 of device 11 fixed thereon described in it.Should be appreciated that peripheral lip 29 is only together with device 11 main body and is made up of EPDM.
The peripheral lip 29 that fin 13 extends can fill up the mechanical clearance between the back boxing 3 of device 11 and car bonnet.In fact, the gap that contriver has shown this longitudinal extension forms the minor groove parallel with the pipeline 21 of device 11 together with packing seal 9 and is easy to when it is not filled up by lip 9 water is passed through.Peripheral lip 29 can seal the gap caused by the adjustment of device 11 in the pressing part 23 of the back boxing 3 of car bonnet along the profile on surface 17.
Thus, when car bonnet 1 is closed, no longer retaining water can around the passage of device 11.Because have benefited from the lip 29 on its surface and sidepiece, device 11 is fixed on the back boxing 3 of car bonnet hermetically, and due to its plane surface flushed, thus can guarantee the leak tightness with pad 9 in its abutment surface 15 position.
Therefore two sealing stations can be had according to device 11 of the present invention.First sealing station is embodied by plane surface 15, and the second sealing station is provided by the peripheral lip 29 of surface 17 profile of following pressing part 23 profile and device 11.
Feature part of the present invention is, it allows vehicle window flushing liquor distribution pipe 7 not change leak tightness through the rear pad 9 of car bonnet 1.Permission of the present invention, once after watertight packing, prevents any noise and smell from eliminating serious short-circuit risks simultaneously.
In addition, device 11 of the present invention allows to guarantee the location to distribution pipe 7.In fact, distribution pipe to be no longer clamped in anchor fitting but to be connected on parts.Therefore no longer include the risk of slippage and movement, its position is guaranteed thus improves the assembling of vehicle window flushing liquor jetting system thus.
The invention is not restricted to the above embodiment only described by way of example, but comprise all modification that those skilled in the art can expect in the limited range provided.
Claims (14)
1. one kind for connecting the connecting device (11) of vehicle window flushing liquor distribution pipe (7), it is suitable in the pressing part (23) of the back boxing (3) being placed on hood of vehicle, described back boxing (3) serves as the abutment surface to packing seal (9), described device (11) comprises plane surface (15) and has the surface (17) of the projection (19) of being passed by pipeline (21), it is characterized in that, described projection (19) is for being placed in pressing part (23), and its plane surface (15) flushes for the surface of the back boxing (3) with car bonnet, to serve as the abutment surface of packing seal (9) and not make described packing seal (9) be out of shape in a point-like manner.
2. device according to claim 1, it is characterized in that, it also comprises at least one side direction fin (13) with fixed equipment (25), and described fixed equipment extends outstanding from the sidepiece on the surface (17) with projection (19).
3. device according to claim 2 (11), is characterized in that, it comprises two the side direction fins (13) being respectively equipped with fixed equipment (25).
4. device according to any one of claim 1 to 3 (11), is characterized in that, the pipeline (21) through protruding (19) extends with the both sides of sleeve pipe (27) form from protruding (19).
5. device according to any one of claim 1 to 3 (11), is characterized in that, it also has soft peripheral lip (29).
6. device according to claim 5 (11), is characterized in that, the thickness of the base portion of described peripheral lip (29) is identical with the thickness of its fin fixed thereon (13).
7. device according to claim 5 (11), is characterized in that, peripheral lip (29) is along with the profile on surface (17) with projection (19).
8. device according to any one of claim 1 to 3 (11), it is characterized in that, it is shaping by elastomeric material.
9. device according to any one of claim 1 to 3 (11), is characterized in that, fixed equipment (25) is made up of rigid plastic material.
10. device according to any one of claim 1 to 3 (11), is characterized in that, pipeline (21) is made up of rigid plastic material.
11. devices according to any one of claim 1 to 3 (11), it is characterized in that, pipeline (21) and fixed equipment (25) are the single-pieces that rigidity plastics is made, and it has the main body of described device (11), fin (13) and peripheral lip (29) by elastomeric material molded.
12. devices according to any one of claim 1 to 3 (11), it is characterized in that, it is molded and shaped by EPDM.
13. devices according to any one of claim 1 to 3 (11), is characterized in that, fixed equipment (25) is made up of polypropylene.
14. devices according to any one of claim 1 to 3 (11), is characterized in that, pipeline (21) is made up of polypropylene.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1052751A FR2958711B1 (en) | 2010-04-12 | 2010-04-12 | DEVICE FOR CONNECTING THE SEAL OF A WATERWATER LIQUID DISPENSING PIPE |
| FR1052751 | 2010-04-12 | ||
| PCT/FR2011/050188 WO2011128534A1 (en) | 2010-04-12 | 2011-01-31 | Device for the sealed coupling of a window washer fluid dispensing pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102741111A CN102741111A (en) | 2012-10-17 |
| CN102741111B true CN102741111B (en) | 2015-06-17 |
Family
ID=43125587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180007415.6A Active CN102741111B (en) | 2010-04-12 | 2011-01-31 | Device for the sealed coupling of a window washer fluid dispensing pipe |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2558351A1 (en) |
| CN (1) | CN102741111B (en) |
| FR (1) | FR2958711B1 (en) |
| WO (1) | WO2011128534A1 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0482974A1 (en) * | 1990-10-25 | 1992-04-29 | Automobiles Peugeot | Motor vehicle engine compartment seal |
| CN1638985A (en) * | 2002-03-05 | 2005-07-13 | 梅策勒汽车轮廓系统意大利股份有限公司 | Sealing system for a motor vehicle window |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5737049U (en) * | 1980-08-12 | 1982-02-26 | ||
| JPS5737049A (en) * | 1980-08-14 | 1982-03-01 | Toyota Motor Corp | Vehicle wiper driving device |
| JPS57117252U (en) * | 1981-01-16 | 1982-07-20 | ||
| JPS62127846U (en) * | 1986-02-06 | 1987-08-13 | ||
| JP2008025797A (en) * | 2006-07-25 | 2008-02-07 | Asmo Co Ltd | Hose protector and washer hose routing structure for vehicle |
| FR2935165B1 (en) * | 2008-08-19 | 2013-05-17 | Renault Sas | WATERTIGHT RING |
-
2010
- 2010-04-12 FR FR1052751A patent/FR2958711B1/en active Active
-
2011
- 2011-01-31 WO PCT/FR2011/050188 patent/WO2011128534A1/en active Application Filing
- 2011-01-31 CN CN201180007415.6A patent/CN102741111B/en active Active
- 2011-01-31 EP EP11706892A patent/EP2558351A1/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0482974A1 (en) * | 1990-10-25 | 1992-04-29 | Automobiles Peugeot | Motor vehicle engine compartment seal |
| CN1638985A (en) * | 2002-03-05 | 2005-07-13 | 梅策勒汽车轮廓系统意大利股份有限公司 | Sealing system for a motor vehicle window |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011128534A1 (en) | 2011-10-20 |
| EP2558351A1 (en) | 2013-02-20 |
| FR2958711B1 (en) | 2012-03-23 |
| CN102741111A (en) | 2012-10-17 |
| FR2958711A1 (en) | 2011-10-14 |
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| C14 | Grant of patent or utility model | ||
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