CN101984237A - Rocker chamber cover assembly system with respirator - Google Patents
Rocker chamber cover assembly system with respirator Download PDFInfo
- Publication number
- CN101984237A CN101984237A CN 201010537839 CN201010537839A CN101984237A CN 101984237 A CN101984237 A CN 101984237A CN 201010537839 CN201010537839 CN 201010537839 CN 201010537839 A CN201010537839 A CN 201010537839A CN 101984237 A CN101984237 A CN 101984237A
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- CN
- China
- Prior art keywords
- chamber cover
- resuscitation apparatus
- rocker arm
- respirator
- rocker chamber
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- 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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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a rocker chamber cover assembly system with a respirator, which is characterized in that a rocker chamber cover body is provided with a respirator working cavity in which a labyrinth space is arranged; a cover board of the respirator working cavity is fixed and sealed on the rocker chamber cover body through the sealing surface of the respirator working cavity so that an independent sealed respirator is formed in the rocker chamber cover body. The rocker chamber cover body is provided with a respirator outlet used for communicating a crankcase with the air. The rocker chamber cover assembly system with the respirator is arranged on an engine through bolts on the rocker chamber cover body. The invention has simple and reasonable design structure, and can effectively save the surrounding space of the engine. The rocker chamber cover assembly system with the respirator has double functions of the sealed rocker working cavity of the rocker chamber cover as well as the functions of separating engine oil from gas and communicating the crankcase with the air. The invention is also beneficial to designs of other engine auxiliary devices.
Description
Technical field
The invention belongs to engine component, be specifically related to the system of a kind of rocker arm chamber cover and crankcase ventilation.
Background technique
Along with popularizing of automobile family oriented, people are also more and more higher to the requirement of car comfort, miscellaneous functions such as, exhaust brake flame-out as large power air-conditioned, power steering, brake power-assisted, electronics have become the standard configuration of some vehicles, and the transmission supporting mechanism of these auxiliary devices mostly is arranged on the motor, therefore the profile space of motor is more and more nervous, often be forced to give up some functions for this reason, weakened the travelling comfort of motor and car load.Reasonable setting between engine air has become one of design principle of motor thus.
Rocker arm chamber cover and resuscitation apparatus are the indispensable parts of engine operation, and the function of rocker arm chamber cover is the space of parts work such as sealing rocking arm, valve, valve spring, avoids foreign material such as engine interior machine oil spills, external dust to enter engine interior; The function of resuscitation apparatus is that engine crankcase is communicated with atmosphere; the crankcase internal air pressure is equated with atmospheric pressure; oil sealing with each position of protection motor; prevent leakage of oil; avoid simultaneously the machine oil steam in the crankcase to enter atmosphere again with the resuscitation apparatus passage; cause oil consumption to increase and environmental pollution, so the effect of resuscitation apparatus is to guarantee that crankcase communicates with atmosphere, prevents the machine oil loss again.The design of resuscitation apparatus and rocker arm chamber cover often all is separately to carry out at present, need design resuscitation apparatus body, resuscitation apparatus suction port, resuscitation apparatus air outlet, resuscitation apparatus return opening and corresponding connecting pipeline separately, the shape and structure complexity, it is bigger to take up room, and adjacent with it close component are difficult to arrange, complex-shaped or yield.
The present invention proposes a kind of new rocker arm chamber cover assembly system, on the basis of the sealing that can satisfy the rocking arm working space, the function of resuscitation apparatus is achieved.
Summary of the invention
The objective of the invention is,, take present situation bigger between engine air, propose a kind of collection call haustorium and rocker arm chamber cover function rocker arm chamber cover assembly system in one at motor resuscitation apparatus and rocker arm chamber cover apart arrangement.
Below in conjunction with accompanying drawing know-why of the present invention and structure are described.The resuscitation apparatus active chamber has been located at an end (Fig. 1) of rocker arm chamber cover body, the sealing surface of resuscitation apparatus active chamber cover plate by the resuscitation apparatus active chamber is anchored on the rocker arm bonnet body with screw and seals, and constituted the resuscitation apparatus of an independent sealing thus in the rocker arm chamber cover body.Resuscitation apparatus active chamber position is provided with the resuscitation apparatus air outlet on the rocker arm chamber cover body, is provided with the space, labyrinth in the resuscitation apparatus active chamber, and suction port is in the ingress in space, labyrinth.Suction port, space, labyrinth, air outlet three constitute the passage that crankcase communicates with atmosphere jointly.The space, labyrinth is made of some studs, and stud directly casts out on the rocker arm bonnet body, and the effect of stud is to form tortuous passageway, so that air-flow is well mixed.Before addressed resuscitation apparatus effect be that the crankcase internal air pressure is equated with atmospheric pressure, with the oil sealing at each position of protection motor or the like, so resuscitation apparatus active chamber cover plate is provided with return tube, combi inlet port, oil trap and corresponding screw circular hole.The rocker arm chamber cover body has 3 assembly bolts hole, and wherein first bolt hole overlaps with (the 4th) bolt hole on the resuscitation apparatus active chamber cover plate, with bolt rocker arm chamber cover assembly is installed on the motor.
Characteristics of the present invention and beneficial effect be,The project organization advantages of simple can effectively be saved the motor peripheral space.The rocker arm chamber cover assembly system " one dual-purpose " of band resuscitation apparatus, the function of existing rocker arm chamber cover sealing rocking arm active chamber has again and realizes machine oil and gas separation, the function that crankcase and atmosphere are communicated.And help the design of other engine accessory.
Description of drawings
Fig. 1 is a rocker arm chamber cover schematic appearance of the present invention.
Fig. 2 is a resuscitation apparatus active chamber schematic representation.
Fig. 3 is a rocker arm chamber cover assembly structure schematic representation of the present invention.
Embodiment
Followingly structural principle of the present invention is described further with reference to accompanying drawing and by embodiment.The rocker arm chamber cover assembly system of band resuscitation apparatus, its structure is that rocker arm chamber cover body 1 is provided with resuscitation apparatus active chamber 2(Fig. 1), be provided with mazy type space 3 in the resuscitation apparatus active chamber 2, resuscitation apparatus active chamber cover plate 4 is arranged in the rocker arm bonnet body, resuscitation apparatus active chamber cover plate 4 is assemblied in resuscitation apparatus active chamber sealing surface 5, and the screw hole 7 that is anchored on the rocker arm bonnet body with 5 screws 6 seals (Fig. 2).Be provided with resuscitation apparatus air outlet 8 in rocker arm chamber cover body resuscitation apparatus active chamber position, rocker arm chamber cover assembly be installed on the motor by 3 assembly bolt hole 9-1 ~ 9-3 on the rocker arm chamber cover body 1 and the 4th assembly bolt hole 9-4 on the resuscitation apparatus active chamber cover plate 4.Resuscitation apparatus active chamber cover plate 4 is provided with return tube 10, combi inlet port 11, oil trap 12 and 5 screw circular hole 13(Fig. 3).
On the rocker arm chamber cover body, cast out the resuscitation apparatus active chamber simultaneously, resuscitation apparatus air outlet internal diameter 25mm.The sealing surface of resuscitation apparatus active chamber cover plate and resuscitation apparatus active chamber is provided with 5 screw holes, with the sealing surface gluing, with 5 screws cover plate is fastened to sealing surface, constitutes the resuscitation apparatus of independent sealing.The return tube that has φ 6X1 on the resuscitation apparatus active chamber cover plate, the specification of combi inlet port are 27X27.First bolt hole 9-1 of rocker arm chamber cover body overlaps with the 4th bolt hole 9-4 on the resuscitation apparatus active chamber cover plate, so by the resuscitation apparatus of 3 assembly bolts together with independent sealing rocker arm chamber cover assembly is installed on the motor.When comprising resuscitation apparatus, also realized the function of rocker arm chamber cover sealing rocking arm working space.Behind engine running, can produce in the crankcase by air, the mixed gas that combustion gas that the firing chamber leaks out and machine oil gas are formed, be subjected to aisle limit, this portion gas will enter mazy type space 3 from combi inlet port 11, and along Fig. 2, path flows shown in (filled arrows) among Fig. 3, because of gas different with oil droplet proportion, inertia is difference and surface adsorption principle also, oil droplet will adhere to the surface of stud in the space, labyrinth, and flowing on the resuscitation apparatus active chamber cover plate 4 under the stud surface, action of gravity lower edge, be pooled to and enter return tube 10 in the oil trap 12, continue to be back to the rocking arm active chamber, enter oil sump, thereby realize the function of resuscitation apparatus Oil-gas Separation.
Claims (2)
1. be with the rocker arm chamber cover assembly system of resuscitation apparatus, it is characterized in that rocker arm chamber cover body (1) is provided with resuscitation apparatus active chamber (2), be provided with mazy type space (3) in the resuscitation apparatus active chamber (2), resuscitation apparatus active chamber cover plate (4) is arranged in the rocker arm bonnet body, resuscitation apparatus active chamber cover plate (4) is assemblied in resuscitation apparatus active chamber sealing surface (5), the screw hole (7) that is anchored on the rocker arm bonnet body with 5 screws (6) seals, be provided with resuscitation apparatus air outlet (8) in rocker arm chamber cover body resuscitation apparatus active chamber position, (the 4th the assembly bolt hole (9-4) on 9-1 ~ 9-3) and the resuscitation apparatus active chamber cover plate (4) is installed to rocker arm chamber cover assembly on the motor by 3 assembly bolts hole on the rocker arm chamber cover body (1).
2. according to the rocker arm chamber cover assembly system of the described band resuscitation apparatus of claim 1, it is characterized in that described resuscitation apparatus active chamber cover plate (4) is provided with return tube (10), combi inlet port (11), oil trap (12) and 5 screw circular holes (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010537839 CN101984237A (en) | 2010-11-10 | 2010-11-10 | Rocker chamber cover assembly system with respirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010537839 CN101984237A (en) | 2010-11-10 | 2010-11-10 | Rocker chamber cover assembly system with respirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101984237A true CN101984237A (en) | 2011-03-09 |
Family
ID=43641407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010537839 Pending CN101984237A (en) | 2010-11-10 | 2010-11-10 | Rocker chamber cover assembly system with respirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101984237A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10325573A1 (en) * | 2002-06-11 | 2004-01-15 | General Motors Corp. (N.D.Ges.D. Staates Delaware), Detroit | Balanced insulated bracket and gasket for an engine cover |
| CN101476500A (en) * | 2009-01-19 | 2009-07-08 | 奇瑞汽车股份有限公司 | Labyrinth type oil-gas separating device used for crankcase ventilation system |
| CN201437739U (en) * | 2009-07-28 | 2010-04-14 | 广西玉柴机器股份有限公司 | Oil gas pre-separator |
| CN201843694U (en) * | 2010-11-10 | 2011-05-25 | 东风朝阳柴油机有限责任公司 | Rocker arm chamber cover assembly device with respirator |
-
2010
- 2010-11-10 CN CN 201010537839 patent/CN101984237A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10325573A1 (en) * | 2002-06-11 | 2004-01-15 | General Motors Corp. (N.D.Ges.D. Staates Delaware), Detroit | Balanced insulated bracket and gasket for an engine cover |
| CN101476500A (en) * | 2009-01-19 | 2009-07-08 | 奇瑞汽车股份有限公司 | Labyrinth type oil-gas separating device used for crankcase ventilation system |
| CN201437739U (en) * | 2009-07-28 | 2010-04-14 | 广西玉柴机器股份有限公司 | Oil gas pre-separator |
| CN201843694U (en) * | 2010-11-10 | 2011-05-25 | 东风朝阳柴油机有限责任公司 | Rocker arm chamber cover assembly device with respirator |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20110309 |