WO2020073675A1 - Structure de tube de reniflard de carter - Google Patents

Structure de tube de reniflard de carter Download PDF

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Publication number
WO2020073675A1
WO2020073675A1 PCT/CN2019/091648 CN2019091648W WO2020073675A1 WO 2020073675 A1 WO2020073675 A1 WO 2020073675A1 CN 2019091648 W CN2019091648 W CN 2019091648W WO 2020073675 A1 WO2020073675 A1 WO 2020073675A1
Authority
WO
WIPO (PCT)
Prior art keywords
wire
valve
joint
smooth
boss
Prior art date
Application number
PCT/CN2019/091648
Other languages
English (en)
Chinese (zh)
Inventor
沈皓
Original Assignee
江阴标榜汽车部件股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 江阴标榜汽车部件股份有限公司 filed Critical 江阴标榜汽车部件股份有限公司
Priority to DE212019000108.4U priority Critical patent/DE212019000108U1/de
Publication of WO2020073675A1 publication Critical patent/WO2020073675A1/fr

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Classifications

    • 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
    • F01M13/00—Crankcase ventilating or breathing
    • F01M13/02—Crankcase ventilating or breathing by means of additional source of positive or negative pressure

Definitions

  • the utility model relates to an automobile pipeline structure, in particular to a crankcase vent pipe which can automatically detect exhaust gas emissions. It belongs to the technical field of automotive pipeline components.
  • the crankcase vent pipe is used for the connection between the engine intake duct and the crankcase.
  • the vacuum in the intake pipe is used to extract the exhaust gas from the crankcase to ensure the exhaust gas circulation inside the engine and prevent the exhaust gas from being discharged into the atmosphere.
  • the structure of the existing vent pipe is: there are two wire harnesses on the outer surface of the smooth pipe, including two wire terminals and an electrical socket, the two ends of the vent pipe are the connector and the valve, and there is a protrusion on the connector and the valve body There is a locking hole inside the boss, which is fixed on the engine block together with the wire terminal combination.
  • the technical problem to be solved by the utility model is to provide a crankcase vent pipe structure capable of automatically detecting exhaust gas emissions according to the above-mentioned prior art, which not only can well detect whether it causes exhaust gas emissions and causes air pollution, but also can improve the vehicle's Assembly time.
  • a crankcase vent pipe structure includes a smooth pipe, and a joint and a valve are respectively provided at both ends of the smooth pipe, wherein a fixing seat is installed on the side of the joint
  • a fixing seat is installed on the side of the joint
  • two wire harnesses are led out from the electric socket, and the two wire harnesses are respectively led to the joints and valve positions of the two ends of the smooth tube, and wire terminals are respectively provided at the ends of the two wire harnesses, outside the joints and the valve
  • Each is provided with a boss with a threaded hole, and the threaded hole is fixed on the engine block together with the wire terminal through a bolt, a clamping slot is opened on one side of the boss, and the tail of the wire terminal is embedded Fix in the card slot.
  • a polyurethane foam layer is formed by foaming on the surface of the smooth tube to wrap the wire harness led from the electrical socket to the valve position.
  • wire harnesses on the outer surface of the smooth tube, including two wire terminals and an electric socket.
  • the wire terminals are fixed on the engine block, and the electric socket is powered on.
  • the engine is running normally, if the wire terminals are loose An alarm will appear, so that you can quickly know that there is a leak at the connection between the vent pipe and the engine intake pipe or crankcase.
  • FIG. 1 is a schematic structural diagram of an embodiment of the utility model.
  • a crankcase vent pipe structure in this embodiment includes a smooth pipe 1, and a joint 2 and a valve 3 are respectively provided at both ends of the smooth pipe 1, wherein the joint 2 passes through the side
  • An electric socket 5 is installed on the fixing seat 4, and two wire harnesses 6 are led out from the electric socket 5, and the two wire harnesses 6 are respectively led to the two ends of the smooth tube 1 and the position of the valve 3, and at the ends of the two wire harnesses 6, respectively
  • Wire terminal 7 is provided, and a polyurethane foam layer 8 is formed by foaming on the surface of the smooth tube 1 to wrap the wire harness leading from the electrical socket 5 to the position of the valve 3, and a connector is provided on the outside of the connector 2 and the valve 3 respectively
  • the boss 9 of the threaded hole is fixed on the engine block together with the wire terminal 7 through the bolt in the screw hole.
  • the boss 9 A slot 10 is opened on one side of the wire, and the tail portion of the wire terminal 7 is embedded in the slot 10 to fix it, so as to ensure that the wire terminal 7 is always located on the boss 9 and aligned with the threaded hole, and can be directly passed through the bolt during installation Fixing, eliminating the need to align wire terminals with threaded holes Sequence, saving 10-15s of vehicle installation time.
  • the electrical outlet is powered on and the engine is running normally, there will be an alarm if the wire terminals are loose, so that you can quickly know that there is a leak at the connection between the vent pipe and the engine intake pipe or crankcase, which will cause atmospheric pollution , Does not meet the emission requirements.
  • PUR polyurethane
  • the utility model also includes other embodiments. Any technical solution formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the utility model.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Abstract

L'invention concerne une structure de tube de reniflard de carter de vilebrequin, qui comprend un tube lisse (1). Un joint (2) et une soupape (3) sont prévus sur chacune des deux extrémités du tube lisse (1); une prise électrique (5) est montée sur un côté du joint (2) au moyen d'un siège de fixation (4); deux faisceaux de câbles (6) sortent des prises électriques (5); les deux faisceaux de câbles (6) sont respectivement amenés aux positions des joints (2) et des soupapes (3) aux deux extrémités du tube lisse (1); des bornes de câble électrique (7) sont respectivement disposés aux extrémités des deux faisceaux de câbles (6); des saillies (9) ayant des trous filetés sont respectivement disposées sur les côtés externes des joints (2) et des soupapees (3); les trous filetés sont conçus pour fixer les bornes de câble électrique (7) à un bloc moteur au moyen de boulons; une fente (10) est disposée sur un côté de chaque saillie (9); les queues des bornes de câble électrique (7) sont fixées dans les fentes (10).
PCT/CN2019/091648 2018-10-10 2019-06-18 Structure de tube de reniflard de carter WO2020073675A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE212019000108.4U DE212019000108U1 (de) 2018-10-10 2019-06-18 Struktur eines Entlüftungsrohrs für ein Kurbelgehäuse

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201821645330.6U CN209195510U (zh) 2018-10-10 2018-10-10 曲轴箱通气管结构
CN201821645330.6 2018-10-10

Publications (1)

Publication Number Publication Date
WO2020073675A1 true WO2020073675A1 (fr) 2020-04-16

Family

ID=67407698

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/091648 WO2020073675A1 (fr) 2018-10-10 2019-06-18 Structure de tube de reniflard de carter

Country Status (2)

Country Link
CN (1) CN209195510U (fr)
WO (1) WO2020073675A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6250975B1 (en) * 2000-11-30 2001-06-26 Ewd., L.L.C. Anti-rotation ground terminal for weld nut
CN106058492A (zh) * 2015-04-08 2016-10-26 Det 国际控股有限公司 安装夹
CN206608223U (zh) * 2017-02-14 2017-11-03 江阴标榜汽车部件有限公司 可自动检测废气排放的曲轴箱通气管

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6250975B1 (en) * 2000-11-30 2001-06-26 Ewd., L.L.C. Anti-rotation ground terminal for weld nut
CN106058492A (zh) * 2015-04-08 2016-10-26 Det 国际控股有限公司 安装夹
CN206608223U (zh) * 2017-02-14 2017-11-03 江阴标榜汽车部件有限公司 可自动检测废气排放的曲轴箱通气管

Also Published As

Publication number Publication date
CN209195510U (zh) 2019-08-02

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