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
  • F16N—LUBRICATING
  • F16N31/00—Means for collecting, retaining, or draining-off lubricant in or on machines or apparatus
  • F16N31/002—Drain pans
  • F16N31/004—Drain pans combined with container
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
  • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
  • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
  • F01M11/0004—Oilsumps
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
  • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
  • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
  • F01M11/0004—Oilsumps
  • F01M2011/007—Oil pickup tube to oil pump, e.g. strainer
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
  • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
  • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
  • F01M11/0004—Oilsumps
  • F01M2011/007—Oil pickup tube to oil pump, e.g. strainer
  • F01M2011/0075—Oil pickup tube to oil pump, e.g. strainer with a plurality of tubes
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
  • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
  • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
  • F01M11/0004—Oilsumps
  • F01M2011/0091—Oilsumps characterised by used materials

Definitions

• the invention relates to a producible by injection molding tubular body.
• the invention relates to an oil pan with a producible by injection tube body.
• Oil pans with tubular body are known for example from DE 10 2004 024 517 AI.
• the invention is therefore based on the object to be able to produce a tubular body and an oil pan as inexpensively as possible.
• tubular body of the type described above in that the tubular body comprises a tube part body extending over a first partial circumference of a pipe section and a complementary to this, extending over the still free partial circumference pipe part body, along a course of the tubular body Following adjoining surface abutting connecting surfaces and are joined together along these connecting surfaces by joining.
• the pipe body comprises more than two interconnected pipe part body, since in this case the cost benefits are particularly significant.
• the tubular body along a course of the tubular body successive and each only over a partial circumference of the respective pipe section extending tubular part body form a coherent tubular body element.
• tubular body element which has only one pipe part body in each pipe section, to provide a stable basic structure for the tubular body, each by the
• tubular body element could also be designed such that it is composed of a plurality of tube sub-bodies.
• tubular body element is an integrally produced, the successive pipe part body forming part, which provides the stable basic structure for the tubular body, whereby also this tubular body element is still easy to produce due to the construction of the same tubular body parts.
• end elements are integrally formed on the tubular body element, in particular in one piece, so that the end elements can be shaped simultaneously with the tubular body element.
• Such end elements can be, for example, connection elements between which the tubular body extends or one of the end elements can be, for example, a functional element, for example a suction element or a dispensing element.
• each pipe part body at least each complementary pipe part body, of other elements, such as housing bodies, be independent.
• the pipe part bodies designed according to the invention that the pipe part bodies have longitudinal openings facing the respective complementary pipe part bodies, which are finally covered by the complementary pipe part bodies, that is to say that each pipe part body and the complementary pipe part body belonging to this form a pipe section closed in the circumferential direction.
• each opening has a completely circumferential around this opening edge, which does not pass into the opening edge of a next opening, but that each of the successive openings their own Has opening edge.
• successive longitudinal openings are arranged relative to each other so that they have an angular offset relative to each other in the circumferential direction.
• the longitudinal openings are arranged so that they face in opposite directions, that is, are arranged on opposite sides of, for example, a tubular body element.
• a tubular body element with successive tube sub-bodies if the longitudinal opening belonging to a tube sub-body and the longitudinal opening belonging to the next following tubular body touch at least one another or overlap one another in a projection onto a longitudinal central surface.
• a particularly favorable embodiment of a tubular body according to the invention has at least one curvature and in this case, the one tubular part body is expediently a curvature-internal tubular part body and the complementary tubular part body is a curved outer tubular body.
• the pipe part bodies are formed so that one of the curvature-inner peripheral portion and the other
• curvature outer peripheral region of the respective pipe section forms with the curvature.
• a particularly advantageous embodiment of a tubular body according to the invention provides that this has a plurality of bends and that in the plurality of bends the respective inner tube part body forming the contiguous tubular body member, that is, each of the inner bends tube part are part of the tubular body member, while the outer tubular body part of the pipe complementary body part form.
• the end elements are integrally formed on the contiguous tubular body element comprising the at least one bend-internal pipe part body.
• the connecting surfaces have connecting surface areas extending transversely to one another.
• an oil pan for engines especially for internal combustion engines, characterized in that a built-in oil sump tube body is designed according to one of the preceding claims.
• the tubular body part is an oil suction line.
• Figure 1 is a perspective view of an embodiment of an oil pan according to the invention with a pipe body according to the invention as part of an oil suction.
• Fig. 2 is a section along line 2-2 in Fig. 1; an exploded view of the oil pan with oil suction according to FIG. 1; an exploded view of the parts of the oil suction; a perspective view of a pipe body element according to the invention with an end formed as a suction and an end member formed as a connecting part; a fragmentary perspective view of a transition region between a longitudinal opening and a following this longitudinal opening; a rotated perspective view of the transition region of FIG. 6; a perspective view of the transition region with the pipe sub-bodies by joining associated complementary pipe sub-bodies; a perspective view of the oil pan of FIG. 1 with an elastomeric sealing element for a Dipstick channel and a perspective view of an oil drain opening with an intended for this use.
• FIG. 1 An in Fig. 1 illustrated embodiment of an engine oil pan 10 according to the invention for an internal combustion engine, comprising a designated as a whole with 12 pan body, starting from a mounting flange 14 with inserted seal 15 for fixing the tub body 12 to an engine block of the internal combustion engine in the assembled state
• Gravity direction extends downward and comprises a high-lying tub area 16 and a low-lying tank area 18, wherein in the high-lying tub area 16, a bottom portion 22 is disposed at a smaller distance from the mounting flange 14 as a bottom portion 24 in the low-lying tub area 18 and wherein the bottom portion 22 of the high-lying tub area 16 merges into a sloping to the bottom portion 24 step wall portion 26.
• the entire tub body 12, comprising the mounting flange 14 with the longitudinal side walls 32 and 34, the transverse side walls 36 and 38 and the bottom portions 22 and 24 and the step wall portion 26 is formed as a one-piece plastic part, which is preferably made by injection molding, wherein the plastic material is a thermoplastic plastic For example, polyamide is.
• the bottom region 22 of the elevated trough region 16 is designed in such a way that the entire oil running in this collecting oil runs into the deepened trough region 18 and collects above the bottom region 24 thereof.
• the engine oil pan 10 is provided with an oil suction line designated as a whole with 40, which is preferably firmly connected to the pan body 12 and which has at one end a trumpet-like expanding suction part 42 which For example, is firmly connected to a sieve 44, and at another end approximately at the level of
• connecting part 46 which is preferably connected to a connecting flange 48, which in turn is still provided with a sealing element 52 made of elastomer.
• the oil suction line 40 comprises a between the suction part 42 and the connecting part 46th
• the tubular body 60 comprises a continuous tubular body member 62, to which at a first end as an end member integrally the suction member 42 is integrally formed and at a second end as the end member
• Connecting part 46 are integrally formed with the connection flange 48.
• the tubular body element 62 comprises a first inner tubular part body 64 with a curvature outside facing longitudinal opening 65 in the region of a first
• Curvature 66 of the tubular body 60 is arranged and extends over a curvature-inner part of the circumference of the tubular body 60 in a tubular body 63 which comprises this pipe part body 64.
• first curved pipe part body 64 follows an intermediate pipe part body 68 with a longitudinal opening 69, which faces in the opposite direction as the longitudinal opening 65.
• the intermediate pipe part body 68 extends between the first inner tube part body 64 and a second inner tube part body 72 also extends over a partial circumference of the tubular body 60 in a pipe section 68 comprising this tube part body 67.
• the second curvature-inner pipe part body 72 is arranged, which has a longitudinal opening 73 facing an outside of curvature, into which the longitudinal opening 69 merges.
• the second curvature-inner tube part body 72 extends over a curvature-inner part of the circumference of the tubular body 60 in a pipe section 71 comprising this pipe part body 72.
• a first curvature outer and thus complementary tube part body 84 is placed in the region of the first inner tube part body 64 on the first inner curvature tube body 64, wherein the two tubular body parts 64 and 84 by adjacent to a parting surface 86 and in the parting surface 86 extending Connecting surfaces 92 and 94 are joined together by joining, for example by gluing or welding, so that the
• curvature inner pipe part body 64 and the first outer pipe part body 84 bend to the pipe section 63 of the tubular body 60 supplement.
• the intermediate tube part body 68 as well as the second inner tube part body 72 can be complemented by a complementary Eisenbachmaschine 98 and an integrally formed on the Eisenrohrteil stresses 98 second outer complementary tubular body part 102 to the pipe sections 67 and 71 of the tubular body 60, both also to a continuous interface 104 adjacent connecting surfaces 106 and 108 have.
• tubular body 60 is formed by the first
• the tubular body element 62 Due to the fact that, in the tubular body element 62 according to the invention, the first inner pipe part body 64 and the intermediate pipe part body 68 lie on opposite sides with respect to a geometric center axis 110 of the tubular body 60, the tubular body element 62 is provided with a transition area 120 which is formed such that the longitudinal opening 65 and the longitudinal opening 69 are arranged contact-free and penetration-free relative to one another, however, projections of the two overlap with one another on a geometric longitudinal center surface 112 running through the geometrical central axis 110, as shown in FIG. 6 and 7, so that the tubular body element 62 can be produced by means of a simply constructed injection mold, which can have cores engaging through the longitudinal openings 65 and 69 into the tube sections 63 and 67.
• the connecting surfaces 92 and 94 are preferably formed so that they have mutually transverse connection surface regions 122 and 124 which interlock positively and thus a stable joint of the allow first bend inner tube part body 64 with the first outer tube part body 84, wherein the joint connection takes place in particular by welding or gluing.
• intermediate pipe part body 68 and the complementary intermediate pipe part body 98 and the second curvature inner pipe part body 72 and the second curvature outer complementary pipe part body 102 are provided in the region of their connecting surfaces 106 and 108 with connecting surface areas 126 and 128, which also extend transversely to each other to allow a positive engagement ,
• the first approximately parallel to the longitudinal geometric center surface 112 of the tubular body 60 extending connecting surface 92 of an approximately parallel to the longitudinal central surface 112 extending central region 136 merges into an end portion 132 which is approximately parallel to a transverse to the central axis 110 and Also transversely, in particular obliquely to the longitudinal center surface 112 extending geometric surface 134 is aligned, wherein the end portion 132 with the geometric center axis 110 an angle smaller than 90 °, preferably smaller than 60 °, includes and with the approximately parallel to the longitudinal center surface 112 extending middle region 136th the connecting surface 92 forms an angle of more than 90 °, preferably more than 120 °.
• the profile of the connecting surface 94 which is complementary to the connection surface 92, is adapted to the profile of the connection surface 92.
• an end portion 142 of the connecting surface 106 also extends in a plane parallel to the geometric surface 134, preferably coincident with this surface 144, which also with the central axis 110 of the tubular body 60 an angle of less than 90 ° and in addition so that the end region 142 with an approximately parallel to the longitudinal central surface 112 extending central region 146 of the connecting surface 106 an angle of also greater than 90 °, preferably more than 120 °, includes.
• connection surface 106 complementary to the connecting surface 108 is adapted to the profile of the connecting surface 106.
• tub body 12 is provided in the region of the longitudinal side wall 32 with an integrally molded mounting lug 160 for an oil filter, in which a threaded insert 162 can be used, the
• the mounting boss 160 is provided with non-identifiable molded flow channels 164 and 166 which are closed by a lid 168 and connectable to an oil line set 170, the oil line set 170 comprising a dirty oil line 172 and a fresh oil line 174 for carrying filtered oil.
• the oil line set 170 is on the one hand provided with connecting flanges 176 and 178, via which dirty oil can be discharged or fresh oil can be removed, and with a Fügean gleich Society 180, via which a connection to the flow channels 164 and 166 of the mounting projection 160 can be produced.
• the mounting projection 160 is also provided with a molded-in oil dipstick channel 190, via which an oil dipstick can be inserted, wherein in the dipstick channel 190 an elastomeric sealing element 192 can be used to close it, as shown in FIG. 9 shown.
• an oil drain opening 200 formed in the bath body 12 is provided into which a screw insert 202 can be inserted with an axial seal 204 and fixed by a joint, the screw insert 202 having an oil drain plug 206 is closable.

Landscapes

• Engineering & Computer Science (AREA)
• General Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
• Moulds For Moulding Plastics Or The Like (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=47678799

Family Applications (1)

Country Status (6)

Cited By (1)

Families Citing this family (9)

Citations (1)

Family Cites Families (16)

• 2012
  • 2012-02-07 DE DE102012100988A patent/DE102012100988A1/de not_active Withdrawn
• 2013
  • 2013-02-05 WO PCT/EP2013/052216 patent/WO2013117533A1/de active Application Filing
  • 2013-02-05 EP EP13703031.8A patent/EP2812545A1/de not_active Withdrawn
  • 2013-02-05 CN CN201611190382.4A patent/CN106917654A/zh active Pending
  • 2013-02-05 BR BR112014019458A patent/BR112014019458A8/pt not_active IP Right Cessation
• 2014
  • 2014-08-07 US US14/454,445 patent/US20150028038A1/en not_active Abandoned

Patent Citations (1)

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