CN106015822B - Pipe end sealing for confining pressure pipeline - Google Patents
Pipe end sealing for confining pressure pipeline Download PDFInfo
- Publication number
- CN106015822B CN106015822B CN201610160415.4A CN201610160415A CN106015822B CN 106015822 B CN106015822 B CN 106015822B CN 201610160415 A CN201610160415 A CN 201610160415A CN 106015822 B CN106015822 B CN 106015822B
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- China
- Prior art keywords
- tolerance compensating
- described sleeve
- wall
- end sealing
- sleeve pipe
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- 238000007789 sealing Methods 0.000 title claims abstract description 94
- 239000000446 fuel Substances 0.000 claims description 40
- 239000000463 material Substances 0.000 claims description 37
- 238000009826 distribution Methods 0.000 claims description 30
- 229910000679 solder Inorganic materials 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 20
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 238000001125 extrusion Methods 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 2
- 238000011017 operating method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 238000005219 brazing Methods 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/10—Means for stopping flow in pipes or hoses
- F16L55/115—Caps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
- F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
- F02M55/025—Common rails
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
The present invention relates to a kind of pipe end sealings (100) for confining pressure pipeline, the pipe end sealing (100) includes: sleeve (101), with the casing wall (103) for taking sleeve edge (105) as boundary, wherein, described sleeve pipe (101) can introduce in the pressure pipeline (303)；And multiple tolerance compensating webs (107,109), wherein the multiple tolerance compensating web forms along the periphery of described sleeve pipe wall (103) and axially extends to described sleeve pipe edge (105).
Description
Technical field
The present invention relates to a kind of pipe end sealing for confining pressure pipeline, there is the pressure pipeline conduction fuel etc. to add
Press the ability of fluid.
Background technique
The distribution that closed pipeline is usually used in pressurized fluid is carried out to its end side by pipe end sealing.Pipe end at the end side
Sealing also carries out welding/being brazed after introducing pipeline, so that the pipeline for example can be applied to 200~800 bars and more
The high pressure section of high pressure is on the way.
For example, the pressure pipeline of the above-mentioned type can be used for the conduction of pressurized fluid in automotive engineering field.Wherein, it lifts
For example, there is the fuel distribution guide rail for carrying out the closed fuel distribution manifold in end side by pipeline sealing to be usually used in distributing fuel
To cylinder of internal-combustion engine.However, because there is production relevant difference, the pipeline envelope in the interior diameter tolerance of the fuel distribution manifold
There may be too tight or too loose situations for cooperation of the part in the fuel distribution manifold.
For example, if the interior diameter of the fuel distribution manifold is too big for the pipeline sealing of tapered plug form,
Then can the pipeline sealing can not be welded/be brazed on the correct position of the fuel distribution manifold.In contrast, if institute
State that pipeline interior diameter is too small, the introducing of pipe end sealing may cause pipe end and undesirable broaden occurs.In addition, when in pipeline
When diameter is too small, also frequent occurrence for accommodating the problem of the intermediate space deficiency of connection solder.
In order to realize the end side closing of fuel distribution manifold, disclosed in the invention of 2013/113314 A1 of Publication No. WO
A kind of sealing that can effectively use provides a kind of groove for accommodating connection solder in the sealing.In this way, may be used
It can guarantee to form an intermediate space for connection solder, to realize that the sealing connects with the reliable of the fuel distribution manifold
It connects.
The purpose of the present invention is to provide another kinds to carry out the closed pipe end sealing in end side to pressure pipeline.
Summary of the invention
Above-mentioned purpose is realized by the feature of independent claims.Favorable embodiment of the invention see dependent claims,
The technical solution of the description and the appended drawings.
The present invention is based on following concepts: above-mentioned target can be realized by a kind of pipe end sealing.The pipe end sealing has sleeve
Shape part, the sleeve-shaped part can introduce pipe end, and can have taper or straight shape.In order to realize to pipeline
The compensation of the production relevant difference of interior diameter, the circumferential direction along the sleeve-shaped part of the pipeline sealing are provided with axially extending
The tolerance compensating web of (i.e. the length direction of the sleeve-shaped part).The tolerance compensating web can be prominent for example formed as nodular
It rises, which always forms the intermediate space that can introduce connection solder between casing wall and the inner wall of the pipeline.
When said inner tube diameter is smaller, since there are tolerances, when described sleeve pipe shape is introduced the pipeline,
The tolerance compensating web can be frustrated and remove or at least partly remove.This mode can prevent the pipeline from becoming because of the pipe end sealing
It is wide.In this way, the production relevant difference of pressure pipeline interior diameter tolerance can obtain effective compensation because of the tolerance compensating web.
According on one side, the present invention relates to a kind of pipe end sealing of end side for confining pressure pipeline, pipe end envelopes
Part includes: sleeve, is had using sleeve edge as the casing wall on boundary, wherein described sleeve pipe can introduce in the pressure pipeline；With
And multiple tolerance compensating webs, wherein the multiple tolerance compensating web along described sleeve pipe wall periphery formed and it is axially extending
To described sleeve pipe edge.
Described sleeve pipe can for example form the cock body that can be introduced in the pressure pipeline end.The axis of the tolerance compensating web
Guarantee that the tolerance compensating web can be extended into along the longitudinal direction (i.e. substantially along the incoming direction of described sleeve pipe) of described sleeve pipe to shape
In the pressure pipeline and until described sleeve pipe edge.This mode can simplify the introducing that described sleeve pipe is introduced to the pressure pipeline
Mode.
According to a kind of embodiment, the height of the tolerance compensating web at a distance from described sleeve pipe edge increase and
Risen with ramp system.In this way, the tolerance compensating web itself can form the introducing outer peripheral surface of taper, to make
The tolerance compensating web is obtained incrementally to occur to block or frustrate to remove.
According to a kind of embodiment, each tolerance compensating web by described sleeve pipe wall the overhanging convex shaped of radial direction
At.The shape of the protrusion is corresponding with the shape of the tolerance compensating web as defined in the protrusion.Since the radial direction is overhanging convex
It rises, the shape of described sleeve pipe wall realizes tolerance compensating protrusion or tolerance compensating tubercle.
According to a kind of embodiment, the overhanging protrusion of each radial direction is formed by the deformation of described sleeve pipe wall, especially logical
Extrusion molding is crossed to be formed.It in the manner, can be by deforming described sleeve pipe wall, with the high side of cost-effectiveness and manufacture efficiency
Formula realizes the manufacture of the tolerance compensating web in an operating procedure.This embodiment is very advantageous in through deep-drawing list
Sheet material, especially sheet metal manufacture the situation of the pipe end sealing.In this case, the tolerance compensating web both can be in institute
State and directly formed during deep draw process, can also after the deep draw process by described sleeve pipe wall implement to extrude at
Type and formed.
According to a kind of embodiment, each tolerance compensating web is formed on described sleeve pipe wall, or by the set
The reinforcement of tube wall is formed.It wherein, can be high with cost-effectiveness and manufacture efficiency if the pipe end sealing is casting
Mode manufactures the tolerance compensating web in an operating procedure, such as is manufactured by injection forming method.
According to a kind of embodiment, adjacent tolerance compensating web laterally delimits out for accommodating connecting material, especially connects
Connect the intermediate space of solder.In this way, the tolerance compensating web can be while realizing tolerance compensating, moreover it is possible to work as described sleeve pipe
When being introduced into the pipeline with accurate press-fit, intermediate space is provided between described sleeve pipe and pipeline, which uses
In accommodating the connecting material, to guarantee to form reliable material integrally connected, such as solder connection.The intermediate space is fixed
Justice solder gap, such as connection solder can penetrate into solder gap therein with limited way.
According to a kind of embodiment, described sleeve pipe is closed in the cannula tip far from described sleeve pipe edge.It is logical to close the set
Tube end can prevent that the pressure loss occurs by the closed pressure pipeline of the pipe end sealing.
According to a kind of embodiment, described sleeve pipe has opening in the cannula tip far from described sleeve pipe edge.The opening
Such as it can accommodate or be formed fuel feed pipe line.
According to a kind of embodiment, described sleeve pipe extends to described sleeve pipe edge in a conical manner.Wherein, the tolerance is mended
Constant or ramped shaped height can be had by repaying web, and by this height, the tolerance compensating web and described sleeve pipe wall are jointly with cone
Shape mode extends.In this way, it can be achieved that in a simple manner introducing described sleeve pipe together together with the tolerance compensating web
In the pressure pipeline.
According to a kind of embodiment, the pipe end sealing is deep drawn integral piece.In this way, it is possible to cost-effectiveness pole
High mode realizes the pipe end sealing.
According to a kind of embodiment, the pipe end sealing at least has there are three tolerance compensating web.So, it is ensured that described
Casing not run-off the straight during introducing the pressure pipeline, to realize accurate place.
According to a kind of embodiment, the tolerance compensating web has when introducing described sleeve pipe in the pressure pipeline
Frustrated the ability removed.It is removed since the tolerance compensating web is introduced into frustrating in the pipe process in described sleeve pipe, that is to say, that by
In the removal of its material, avoids the pipe end sealing and occur when tolerance correlation reduces in the interior diameter of the pipeline because to the pipe
The inner wall in road applies excess pressure and the pipeline is broadened in an undesired manner.In order to realize the tolerance compensating web
It is introduced into frustrating in the pipe process in described sleeve pipe to remove, the width of the tolerance compensating web may be less than or equal to the pipeline set
The thickness of tube wall.Optionally, the tolerance compensating web can have back that is round or being gradually reduced to any, to be further simplified
The removal of its material.According to a kind of embodiment, the tolerance compensating web can further have longitudinal rib, to realize with more
Simple mode is introduced into the pipe process in described sleeve pipe removes material.
According to a kind of embodiment, the pressure sensing for detecting the pressure pipeline fluid pressure is equipped in described sleeve pipe
Device.In this way, can be monitored to Fluid pressures such as fuel pressures in the pressure pipeline by the pipe end sealing.
The present invention relates to a kind of according to another aspect, in motor vehicles distributes the distribution guide rail of pressurized fuel, comprising: one
Pressure pipeline, in particular fuel distribution manifold；And pipe end sealing of the invention, wherein described sleeve pipe introduces the pressure pipe
It is closed in road and by the pressure pipeline in end side；The multiple tolerance compensating web, especially only the multiple tolerance compensating abdomen
Plate is contacted with the inner wall of the pressure pipeline, or the inner wall of the pressure pipeline is connected to by extrusion molding.
The pressure pipeline can be made of the stainless steel of 2 millimeters, 1 millimeter or smaller wall thickness.In this way, may make the pressure
Hydraulic piping has thin wall type structure.
The fuel distribution guide rail can be for example allocated Fuel Petroleum as fuel.In the case, the fuel
The imagination operating pressure for distributing guide rail is 100 bars, 200 bars and up to 800 bars.In the case where the fuel is diesel fuel,
When using conventional guide rail technology, the imagination operating pressure is about 1800 bars to 2500 bars.In view of above-mentioned operating pressure, fuel
Manifold (and thus described pipe end sealing) is envisaged in high-pressure applications.In addition, between described sleeve pipe and pipeline substantially integrally
Connect the operational safety that can be achieved under pressurized conditions.
According to a kind of embodiment, connecting material, especially connection solder are included between two neighboring tolerance compensating web
Intermediate space, described sleeve pipe wall connect with the inner wall of the pressure pipeline in the form of material one by the connecting material.
In this way, it can be achieved that the pipe end sealing is used for application of the means of confining pressure pipeline in high-pressure applications.
The present invention relates to a kind of for manufacturing the side of the closed pipe end sealing in pressure pipeline end side according to another aspect,
Method has to be formed using sleeve edge as the set on boundary this method comprises: the pipe end sealing is made by deep-drawing material blank
The casing of tube wall；And multiple tolerance compensating webs, the multiple tolerance compensating web axis are formed along the periphery of described sleeve pipe wall
To extending to described sleeve pipe edge.
According to a kind of embodiment, the tolerance compensating web can be formed in the deep-drawing step of the pipe end sealing.
According to a kind of embodiment, the multiple tolerance compensating web is mechanical-moulded by implementing to described sleeve pipe wall, especially
It is that the mode of extrusion molding is formed.Wherein, which implements after the deep-drawing step.The change of described sleeve pipe wall
Shape can be realized by cold forming.
The present invention relates to a kind of for manufacturing the distribution guide rail for distributing pressurized fuel in motor vehicles according to another aspect,
Method pressure pipeline, especially fuel distribution manifold are sealed in end side this method comprises: pipe end sealing through the invention
It closes；By connecting material, especially connection solder be included in by the pipe end sealing casing wall and the pressure pipeline inner wall it
Between the intermediate space that laterally defines of two neighboring tolerance compensating web in；And by being incorporated into the intermediate space
Described sleeve pipe wall is connected with the inner wall of the pressure pipeline in the form of material one by the connecting material.
The tolerance compensating web can be frustrated at least partly in the end side closed process of the pressure pipeline and be removed, with compensation
The difference of the pipeline interior diameter tolerance.The connecting material can be for example formed as being included between the tolerance compensating web in
Between round solder shape or arc-shaped solder shape in space.The material integrally connected step both can be with the connecting material
It is included in step while implementing, can also implement behind.
Detailed description of the invention
Hereinafter, other embodiments of the invention are further described in more detail with reference to attached drawing.In attached drawing:
Fig. 1 is the cross-sectional view that the closed pipe end sealing in end side is carried out to pressure pipeline；
Fig. 2 is the cross-sectional view of pipe end sealing shown in Fig. 1；
Fig. 3 show fuel distribution guide rail.
Reference signs list
100 pipe end sealings
101 casings
103 casing walls
105 sleeve edges
107 tolerance compensating webs
109 tolerance compensating webs
111 longitudinal axis
112 inner walls
113 protrusions
115 protrusions
201 tolerance compensating webs
203 protrusions
301 fuel distribute guide rail
303 pressure pipelines
305 pipe end sealings
307 pipe end sealings
309 supply pipelines
311 atomizer sockets
313 brackets
A deformation direction
B deformation direction
C deformation direction
Specific embodiment
Fig. 1 is by the cross-sectional view of the closed pipe end sealing 100 in pressure pipeline (not shown in figure 1) end side.Pipe end sealing 100
Including the casing 101 with casing wall 103.The section of casing wall 103 is preferably the circle to round.Casing wall 103 is to cover
Tube edges 105 are boundary.The cannula tip of the formation casing 100 of sleeve edge 105 introduced in the pressure pipeline.
Pipe end sealing 100 also has multiple tolerance compensating webs 107,109 for being set to 103 periphery of casing wall.Tolerance is mended
It repays web 107,109 and axially extends to sleeve edge 105, so that the sleeve edge includes tolerance compensating web 107,
109 end.In illustrated embodiment shown in Fig. 1, the extending direction and pipe end sealing 100 of tolerance compensating web 107,109
The longitudinal axis 111 it is parallel.Optionally, in addition, tolerance compensating web 107,109 also extend along the longitudinal direction of casing 101.This case example
It such as betides when casing 100 extends in a conical manner relative to sleeve edge 105.
Pipe end sealing 100 is closed in the above-mentioned cannula tip far from sleeve edge 105.In other words, 100 side of casing is opened
It puts.As shown in Figure 1, pipe end sealing 100 can be integrated component, and can be such as the deep-drawing material blank as stainless steel blank
It is formed.
According to a kind of embodiment, pipe end sealing 100 has in the above-mentioned cannula tip far from sleeve edge 105 and can accommodate
Or form the opening of fuel feed pipe line.
According to a kind of embodiment, tolerance compensating web 107,109 can convexing to form by casing wall 103.Tolerance is mended
Repaying web 107,109 and other optional tolerance compensating webs can be formed by the overhanging extrusion molding part of radial direction of casing wall 103.
In this way, just forming the external definition overhanging protrusion of tolerance compensating web 107,109, and inner wall 112 corresponding with each protrusion
Recess 113,115.
According to a kind of embodiment, pipe end sealing 100 can be made up in an operating procedure of deep-drawing.In addition, public
Difference compensation web 107,109 can be made together with this step.
According to another embodiment, the pipe end sealing is made of two operating procedures.In the first operating procedure, it can make
The pipe end sealing is made by deep-drawing with material blanks such as stainless steels.In the second operating procedure, such as by casing
101 (namely to casing walls 103) implement extrusion molding and form tolerance compensating web 107,109.
However, according to a kind of embodiment, pipe end sealing 100 can for example be made of ejection formation casting.In this way, can incite somebody to action
While the tolerance compensating web is formed on casing wall 103, so that casing wall 103 does not deform.In addition, this mode can
To realize the production of pipe end sealing 100 in the high mode of cost-effectiveness.
Fig. 2 is the pipe shown in Fig. 1 with 201 (not shown in figure 1) of tolerance compensating web 107,109 and tolerance compensating web
The cross-sectional view of end seal part 100.Tolerance compensating web 107,109,201 is symmetrical arranged, to realize the symmetrical of power.
As shown in Fig. 2, tolerance compensating web 107,109 and 201 is illustrating the direction deformed shaft A, B and C because of casing wall 103
Radial overhanging deformation and deform.In this way, as shown in Fig. 2, just forming radial overhanging notch 113,115 and 203 on inner wall 112.
Tolerance compensating web 107,109 and 201 is respectively convexed to form accordingly.
Overhanging tolerance compensating web 107,109 and 201 laterally delimits out for accommodating the connecting materials such as connection solder
Intermediate space.The intermediate space along casing wall 103 extend adjacent tolerance compensating web 107 and 109,109 and 201 and
Between 201 and 107.In this way, can be after pipe end sealing 100 be introduced into pipeline (being not shown in Fig. 2), in casing wall 103 and institute
It states and generates the enterable restriction gaps of connecting materials such as connection solder between the inner wall of pipeline.
Each elongated protrusion that tolerance compensating web 107,109 and 201 is formed on casing wall 103 can be achieved to pressure pipe
Production relative tolerance or the compensation of difference of interior diameter (is not shown) in road in Fig. 1 and Fig. 2.For example, the pressure is being introduced
During in pipeline one end, it can at least partly reduce and (frustrate and remove) height of tolerance compensating web 107,109 and 201, thus
Realize tolerance compensating.At the same time, the intermediate space extended between tolerance compensating web 107,109 and 201 also provides
For accommodating the solder gap of connection solder.In this way, while realizing tolerance compensating, it is ensured that casing wall 103 and institute
Stating between pressure pipeline inner wall also has enough intermediate spaces for accommodating the connecting materials such as connection solder, so that pipe end be sealed
Part 100 is substantially integrally attached on the pressure pipeline.So, it can be achieved that pipe end sealing 100 is at 200~800 bars or 1500
The application of~2800 bars of other equal high pressure ranges.
In addition, can also prevent broadening for pipe end to be closed by frustrating except tolerance compensating web 107,109 and 201.
At the same time, when the interior diameter of the pressure pipeline is larger, tolerance compensating web 107,109 and 201 can be played
Pinch effect.In addition, can also be increased by using the casing 101 of taper or the tolerance compensating web 107,109 and 201 of slope shape
The strong pinch effect.
By the above-mentioned means, the difference of the pressure pipeline interior diameter as caused by tolerance difference is, for example, ± 0.15 millimeter.For
The tolerance difference is compensated, the casing 101 of pipe end sealing 100 there can be 18.83 millimeters of overall diameter.Wherein, tolerance
Compensation web 107,109 and 201 can have 0.4 millimeter of height.Therefore, total overall diameter of pipe end sealing 100 is 19.23 millis
Rice.It, can be by the way that pipe end sealing 100 be pushed into the pressure for the pressure pipeline of the tolerance correlation minimum dimension with 18.85 millimeters
Tolerance compensating web 107,109 and 201 is formed by extra height and at least partly frustrated and removed, to realize by the mode of hydraulic piping
Precise match setting of the tolerance compensating web 107,109 and 201 in the pressure pipeline.At the same time, it prevents described
Pressure pipeline broadens.
When the tolerance correlation minimum dimension is, for example, 19.15 millimeters, gone from tolerance compensating web 107,109 and 201
The material removed will tail off, or can realize pinch effect (especially when pipe end sealing 100 is taper), at the same time, due to outer
The tolerance compensating web 107,109 and 201 stretched, also achieves enough welding/joints clearance of brazing.In the case, the pressure
Pipeline does not broaden equally.
When stating illustration size in use, it can make through measuring the pipe end for being included in tolerance compensating web 107,109 and 201
100 overall diameter of sealing is adapted to maximum possible deviation, or when stating 19.15 millimeters of full-size in use, keeps this outer straight
Diameter is similarly 19.15 millimeters.
The spot distribution that tolerance compensating web 107,109 and 201 is realized holds the pinch effect that seat is generated by it, so that pipe
End seal part 100 is tightly placed in the pressure pipeline, and at the same time, and the pressure pipeline is not made to broaden.In addition, being also connection weldering
The connecting materials such as material provide enough intermediate spaces, especially enough welding/joints clearance of brazing.In this way, the connecting material
It can be spread between the pressure pipeline and pipe end sealing always, so that pipe end sealing 100 is stably fixed to the pressure
In pipeline.
According to a kind of embodiment, the thickness of casing wall 103 is, for example, 1 millimeter, 1.2 millimeters, 1.7 millimeters or 2 millimeters.It is public
The length of difference compensation web 107,109 and 201 may be, for example, 3 millimeters, and the sleeve outer diameter locating for it is, for example, 18.63 millis
Rice (not including tolerance compensating web 107,109 and 201).
As shown in figure 3, pipe end sealing 100 shown in Fig. 1 and Fig. 2 can be for example applied to distributing pressurized fuel in motor vehicles
Fuel distribution guide rail 301 in.Fuel distributes guide rail 301 for example including the pressure pipeline 303 as fuel distribution manifold.Pressure
It is closed by pipe end sealing 305 and 307 end side of pipeline 303.
Sealing 305 for example can the pipe end sealing 100 as shown in Fig. 1 and Fig. 2 formed.
Similarly, pipe end sealing 307 can also be as the pipe end sealing shape that is generally corresponding to pipe end sealing 100 shown in Fig. 1 and Fig. 2
At.Unlike pipe end sealing 100 shown in Fig. 1 and Fig. 2, pipe end sealing 107 can have the supply pipeline 309 of the fuel.
Supply pipeline 309 can be formed by the sidewall opening of pipeline sealing closed side, or be set in the sidewall opening.
Fuel distribution guide rail 301 can also have atomizer socket 311, and an oil spout is provided in each atomizer socket
An atomizer is inserted in mouth or each atomizer socket, and each atomizer is connected to cylinder cover and (does not show in Fig. 3
Out).
Fuel distribution guide rail 301 further includes bracket 313, and the bracket is for example for extremely sending out fuel distribution guide rail 301 installation
On motivation shell.
The distribution guide rail 301 of fuel shown in Fig. 3 can for example work under 200~800 bars of pressure.The operating pressure is by pressing
Power pumps (being not shown in Fig. 3) setting.Wherein, as described in the invention of 2013/113314 A1 of Publication No. WO, supply pipeline
309 can have variable inner diameter, to guarantee enough fuel supplies.Therefore, in this regard, Publication No. WO 2013/113314
The disclosure of the invention of A1 is included in this specification.
Pipe end sealing 305 and 307 is for example fixed on fuel distribution manifold 303 by connection solder.Wherein, due to the company
Connecing solder can flow into welding/joint clearance of brazing provided by tolerance compensating web 107,109 and 201 (being not shown in Fig. 3), therefore
Stronger connection effect can be achieved.
Claims (21)
1. pipe end sealing (100) of the one kind for the end side of confining pressure pipeline (303) characterized by comprising
Sleeve (101) has the casing wall (103) with sleeve edge (105) for boundary, wherein described sleeve pipe (101) can introduce
In the pressure pipeline (303)；And
Multiple tolerance compensating webs (107,109,201), wherein the multiple tolerance compensating web (107,109,201) is along institute
The periphery for stating casing wall (103) forms and axially extends to described sleeve pipe edge (105),
Wherein, each of the multiple tolerance compensating web (107,109,201) is outside by the diameter of described sleeve pipe wall (103)
It stretches and convexes to form and described sleeve pipe (101) can introduced the pressure by the multiple tolerance compensating web (107,109,201)
Pipeline (303) is frustrated when interior and is removed；
Wherein, the height of the tolerance compensating web (107,109,201) is increased at a distance from described sleeve pipe edge (105)
And risen with ramp system；
Wherein, the tolerance compensating web (107,109,201) deforms because of the overhanging deformation of the radial direction of described sleeve pipe wall (103),
To form radial overhanging notch (113,115,203), corresponding each convex shaped on the inner wall (112) of pipe end sealing (100)
At the tolerance compensating web (107,109,201).
2. pipe end sealing (100) as described in claim 1, which is characterized in that each overhanging protrusion of radial direction is by the set
The deformation of tube wall (103) is formed.
3. pipe end sealing (100) as claimed in claim 2, which is characterized in that each radial direction is overhanging to project through extrusion
Molding is formed.
4. pipe end sealing (100) as described in claim 1, which is characterized in that the multiple tolerance compensating web (107,109,
Each of 201) it is formed on described sleeve pipe wall (103), or is formed by the reinforcement of described sleeve pipe wall (103).
5. pipe end sealing (100) as described in claim 1, which is characterized in that the multiple tolerance compensating web (107,109,
201) the two neighboring tolerance compensating web (107,109,201) in laterally delimits out among one for accommodating connecting material
Space.
6. pipe end sealing (100) as claimed in claim 5, which is characterized in that the connecting material is connection solder.
7. pipe end sealing (100) as described in claim 1, which is characterized in that described sleeve pipe (101) is far from described sleeve pipe side
The cannula tip of edge (105) is closed.
8. pipe end sealing (100) as described in claim 1, which is characterized in that described sleeve pipe (101) is in a conical manner to described
Sleeve edge (105) extends.
9. pipe end sealing (100) as described in claim 1, which is characterized in that the pipe end sealing (100) is integrated deep-drawing
Part.
10. pipe end sealing (100) as described in claim 1, which is characterized in that have at least three tolerance compensating webs
(107,109,201).
11. a kind of distribution guide rail (301) for distributing pressurized fuel in motor vehicles characterized by comprising
One pressure pipeline (303)；And
Pipe end sealing (100) according to any one of the preceding claims, wherein described sleeve pipe (101) introduces the pressure
It is closed in pipeline (303) and by the pressure pipeline (303) in end side；The multiple tolerance compensating web (107,109,201) with
The inner wall of the pressure pipeline (303) contacts, or the inner wall of the pressure pipeline (303) is connected to by extrusion molding, wherein
Each of the multiple tolerance compensating web (107,109,201) by described sleeve pipe wall (103) the overhanging convex shaped of radial direction
At and the multiple tolerance compensating web (107,109,201) described sleeve pipe (101) can introduced the pressure pipeline (303)
It is frustrated and is removed when interior,
Wherein, the height of the tolerance compensating web (107,109,201) is increased at a distance from described sleeve pipe edge (105)
And risen with ramp system；Radial direction overhanging deformation of the tolerance compensating web (107,109,201) because of described sleeve pipe wall (103)
And deform, so that radial overhanging notch (113,115,203) is formed on the inner wall (112) of pipe end sealing (100), it is corresponding each
Convex to form the tolerance compensating web (107,109,201).
12. distribution guide rail (301) as claimed in claim 11, which is characterized in that the pressure pipeline (303) is fuel distribution
Pipeline.
13. distribution guide rail (301) as claimed in claim 11, which is characterized in that the pipe end sealing (100) is only by described
Multiple tolerance compensating webs (107,109,201) contact with the inner wall of the pressure pipeline (303).
14. distribution guide rail (301) as claimed in claim 11, which is characterized in that connecting material is included in two neighboring tolerance and is mended
Repay the intermediate space between web (107,109,201), the connecting material is by described sleeve pipe wall (103) and the pressure pipeline
(303) inner wall is connected in the form of material one.
15. distributing guide rail (301) as claimed in claim 14, which is characterized in that the connecting material is connection solder.
16. method of the one kind for manufacturing pipe end sealing (100), wherein the pipe end sealing (100) is used for confining pressure pipeline
(303) end side, which is characterized in that this method comprises the following steps:
The pipe end sealing (100) is made by deep-drawing material blank, to form the set having with sleeve edge (105) for boundary
The casing (101) of tube wall (103)；And
Multiple tolerance compensating webs (107,109,201), the multiple tolerance compensating are formed along the periphery of described sleeve pipe wall (103)
Web (107,109,201) axially extends to described sleeve pipe edge (105), wherein the multiple tolerance compensating web (107,
109,201) it each of is convexed to form and the multiple tolerance compensating web by the radial direction of described sleeve pipe wall (103) is overhanging
(107,109,201) can be frustrated when described sleeve pipe (101) introducing pressure pipeline (303) is interior and be removed,
Wherein, the height of the tolerance compensating web (107,109,201) is increased at a distance from described sleeve pipe edge (105)
And risen with ramp system；Radial direction overhanging deformation of the tolerance compensating web (107,109,201) because of described sleeve pipe wall (103)
And deform, so that radial overhanging notch (113,115,203) is formed on the inner wall (112) of pipe end sealing (100), it is corresponding each
Convex to form the tolerance compensating web (107,109,201).
17. the method described in claim 16, which is characterized in that the multiple tolerance compensating web (107,109,201) is logical
It crosses and mechanical-moulded formation is implemented to described sleeve pipe wall (103).
18. method as claimed in claim 17, which is characterized in that it is described it is mechanical-moulded be extrusion molding.
19. a kind of for manufacturing the method for distributing the distribution guide rail (301) of pressurized fuel in motor vehicles, which is characterized in that
This method comprises the following steps:
By the pipe end sealing (100) as described in any one of claims 1 to 10, pressure pipeline (303) is closed in end side；
By connecting material be included in by the pipe end sealing (100) casing wall (103) and the pressure pipeline (303) inner wall it
Between the intermediate space that laterally defines of two neighboring tolerance compensating web (107,109,201) in；And
By the connecting material being incorporated into the intermediate space, by described sleeve pipe wall (103) and the pressure pipeline
(303) inner wall is connected in the form of material one.
20. method as claimed in claim 19, which is characterized in that the pressure pipeline is fuel distribution manifold.
21. method as claimed in claim 19, which is characterized in that the connecting material is connection solder.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015104538.9A DE102015104538A1 (en) | 2015-03-25 | 2015-03-25 | Pipe end closure for closing a pressurized pipe |
| DE102015104538.9 | 2015-03-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106015822A CN106015822A (en) | 2016-10-12 |
| CN106015822B true CN106015822B (en) | 2019-09-10 |
Family
ID=56890056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610160415.4A Active CN106015822B (en) | 2015-03-25 | 2016-03-21 | Pipe end sealing for confining pressure pipeline |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106015822B (en) |
| DE (1) | DE102015104538A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102020128531A1 (en) | 2020-10-29 | 2022-05-05 | Veritas Ag | FLUID CONNECTION ARRANGEMENT |
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|---|---|---|---|---|
| US2649090A (en) * | 1950-09-29 | 1953-08-18 | American Cyanamid Co | Rubber closure for pharmaceutical vials |
| FR1597563A (en) * | 1968-10-16 | 1970-06-29 | ||
| US4811759A (en) * | 1986-10-06 | 1989-03-14 | Framatome | Device for the fluidtight closure of an aperture extending through a wall |
| EP1213526A1 (en) * | 2000-12-06 | 2002-06-12 | Techspace Aero S.A. | Method and means for assembling a composite tube and a metallic end-fitting |
| CN2791436Y (en) * | 2005-03-22 | 2006-06-28 | 杨水平 | Pipe-end sealing cock |
| CN201170413Y (en) * | 2007-12-10 | 2008-12-24 | 王栋 | Pipe cap |
| CN201351788Y (en) * | 2008-12-25 | 2009-11-25 | 联合汽车电子有限公司 | Sealing end cover |
| CN202220940U (en) * | 2011-08-18 | 2012-05-16 | 大连市金州区登沙河云峰管路配件厂 | Pressure pipeline plug with strong bearing capacity |
| CN103764996A (en) * | 2012-02-02 | 2014-04-30 | 本特勒尔汽车技术有限公司 | fuel distributor plate |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19520259A1 (en) * | 1995-05-26 | 1996-11-28 | Rommel Juergen Gmbh | Guard with lengthwise spring blades for bar |
| DE10140590C2 (en) * | 2001-08-18 | 2003-11-20 | Frank Germeroth | Plug for closing sleeves for winding flat material |
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2015
- 2015-03-25 DE DE102015104538.9A patent/DE102015104538A1/en active Pending
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- 2016-03-21 CN CN201610160415.4A patent/CN106015822B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2649090A (en) * | 1950-09-29 | 1953-08-18 | American Cyanamid Co | Rubber closure for pharmaceutical vials |
| FR1597563A (en) * | 1968-10-16 | 1970-06-29 | ||
| US4811759A (en) * | 1986-10-06 | 1989-03-14 | Framatome | Device for the fluidtight closure of an aperture extending through a wall |
| EP1213526A1 (en) * | 2000-12-06 | 2002-06-12 | Techspace Aero S.A. | Method and means for assembling a composite tube and a metallic end-fitting |
| CN2791436Y (en) * | 2005-03-22 | 2006-06-28 | 杨水平 | Pipe-end sealing cock |
| CN201170413Y (en) * | 2007-12-10 | 2008-12-24 | 王栋 | Pipe cap |
| CN201351788Y (en) * | 2008-12-25 | 2009-11-25 | 联合汽车电子有限公司 | Sealing end cover |
| CN202220940U (en) * | 2011-08-18 | 2012-05-16 | 大连市金州区登沙河云峰管路配件厂 | Pressure pipeline plug with strong bearing capacity |
| CN103764996A (en) * | 2012-02-02 | 2014-04-30 | 本特勒尔汽车技术有限公司 | fuel distributor plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106015822A (en) | 2016-10-12 |
| DE102015104538A1 (en) | 2016-09-29 |
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