CN201588662U - Rocker shaft of integral type diesel engine - Google Patents
Rocker shaft of integral type diesel engine Download PDFInfo
- Publication number
- CN201588662U CN201588662U CN2009202841260U CN200920284126U CN201588662U CN 201588662 U CN201588662 U CN 201588662U CN 2009202841260 U CN2009202841260 U CN 2009202841260U CN 200920284126 U CN200920284126 U CN 200920284126U CN 201588662 U CN201588662 U CN 201588662U
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- CN
- China
- Prior art keywords
- hole
- oil
- rocker arm
- bolt
- rocker
- 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.)
- Expired - Fee Related
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- Valve-Gear Or Valve Arrangements (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a rocker shaft of an integral type diesel engine, which comprises a shaft body, wherein an oil inlet hole and an oil filling hole which are communicated with a shaft inner cavity are formed on the shaft body, the oil filling hole is formed in the position where a rocker bushing matched with the shaft body, and the rocker shaft is characterized in that a bolt and oleophobic hole, a bolt hole, a positioning pin hole and a plug hole at the shaft end which are communicated with the shaft inner cavity are further formed on the shaft body, an oleophobic shunt channel is arranged in the fixed bolt and oleophobic hole, a rocker seat is fixed on the shaft body through the bolt hole and the bolt and oleophobic hole, the bolt hole of the rocker seat which is coaxial with the bolt hole is formed on the rocker seat, a lubricating oil passage which leads to a camshaft bushing is formed on the bolt hole of the rocker seat, and the fixed bolt and oleophobic hole is communicated with the shaft inner cavity and the lubricating oil passage on the rocker seat. The rocker shaft can reduce the pressure of engine oil of the rocker shaft inner cavity, adjust the amount of lubricating oil of the rocker bushing, prolong the service life of the bushing, reduce the consumption of the engine oil, reduce the emissions of HC and particles, and support the European IV emission standard.
Description
Technical field
The utility model relates to a kind of engine component, what be specifically related to is pitman arm shaft in a kind of integrated type motor.
Background technique
Motor rockshaft is to be used for providing support to rocking arm, all need lubricate when working at parts such as engine rocker and valves, it lubricates and enters the pitman arm shaft inner chamber by oil duct, arriving by the oil hole on pitman arm shaft, rocker arm bush, the rocking arm needs lubricated position again, and oil hole is positioned at the position that pitman arm shaft is cooperated with rocker arm bush on the pitman arm shaft.
Because the linear velocity of matching parts such as rocking arm, valve motion when work is lower, generally only needing a spot of lubricant oil to be used for lubricating gets final product, and the machine oil in the pitman arm shaft inner chamber is from oil pump, certain pressure is all arranged, under pressure, by the guiding of oil hole, the whipping of rocking arm has excessive machine oil and flows to the valve rod end in addition.Machine oil is just scurried in the cylinder by the fitting surface of valve stem and valve guide bushing easily like this, not only increases the oil consumption of motor, and the HC of motor and particulate emission are increased.For valve is vertical motor, and its influence is even more serious.
The model utility content
At the deficiency that exists on the prior art, the utility model purpose is to be to provide a kind of oil level that reduces the valve rod end, prevents that machine oil from scurrying into cylinder, thereby reduces the integral diesel motor rockshaft of consumption of lubricating oil, reduce HC and particulate emission, helped emission compliance.
To achieve these goals, the utility model is to realize by the following technical solutions:
Integral diesel motor rockshaft, comprise axis body, described axis body is provided with oil inlet hole and the oil hole with the axle intracavity inter-connection, described oil hole is arranged on the position that axis body is cooperated with rocking arm village cover, it is characterized in that, on axis body, also be provided with the bolt oleophobic hole of holding concurrently with the axle intracavity inter-connection, bolt hole, the plug hole of positioning pin hole and axle head, described fixing bolt is held concurrently and is provided with the oleophobic split channel in the oleophobic hole, described rocker arm bracket is fixed on the axis body by bolt hole and the bolt oleophobic hole of holding concurrently, described rocker arm bracket is provided with the rocker arm bracket bolt hole coaxial with bolt hole, on described rocker arm bracket bolt hole, be provided with oil leab towards cam shaft bush, described fixing bolt is held concurrently and is led to the oil leab of cam shaft bush on oleophobic hole connection shaft inner chamber and the rocker arm bracket, thereby makes the machine oil of pitman arm shaft inner chamber just obtain decompression and shunting.
As preferably, described oil hole comprises exhaust rocker arm lining oil hole, fuel oil rocker arm bush oil hole and intake rocker lining oil hole, described exhaust rocker arm lining oil hole is arranged on axis body and exhaust rocker arm lining institute cooperation position, described fuel oil rocker arm bush oil hole is arranged on axis body and fuel oil rocker arm bush institute cooperation position, and described intake rocker lining oil hole is arranged on axis body and intake rocker lining institute cooperation position.
As preferably, described exhaust rocker arm lining oil hole is provided with 3 at least; Described fuel oil rocker arm bush oil hole is provided with 2 at least; Described intake rocker lining oil hole is provided with 1 at least.
The beneficial effects of the utility model are:
1. the utility model motor rockshaft, by setting up oil hole, the lubricants capacity at 3 rocker arm bush places of reasonable distribution has prolonged lining working life.
2. the utility model motor rockshaft, by strengthening pitman arm shaft fixing bolt interporal lacuna is that the oleophobic split channel is the cam shaft bush lubrication channel, can reduce pitman arm shaft inner chamber engine oil pressure, regulate the lubricants capacity of rocker arm bush, reduce oil consumption, reduce HC and particulate emission, support Europe IV emission standard.
Description of drawings
Describe the utility model in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is the utility model structural representation.
Fig. 2 is the A-A sectional drawing of Fig. 1.
Fig. 3 is the B-B sectional drawing of Fig. 1.
Fig. 4 is the C-C sectional drawing of Fig. 1.
Fig. 5 is the D-D sectional drawing of Fig. 1.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with embodiment, further set forth the utility model.
Referring to Fig. 1 and Fig. 2, the utility model integral diesel motor rockshaft comprises axis body 1, is provided with the oil inlet hole 2, oil hole, bolt hole 4, the positioning pin hole 8 of axis body 1 upper end and the plug hole 9 of axle head that are connected with axle inner chamber 10 on axis body 1; This oil hole is arranged on the position that axis body is cooperated with each rocking arm village cover, and it comprises exhaust rocker arm lining oil hole 5, the fuel oil rocker arm bush oil hole 6 that is arranged on axis body 1 and fuel oil rocker arm bush institute cooperation position that is arranged on axis body 1 and exhaust rocker arm lining institute cooperation position, the intake rocker lining oil hole 7 that is arranged on axis body 1 and intake rocker lining institute cooperation position.Oil inlet hole 2 external pressure oil pipes from oil pump, interior connecting shaft inner chamber.
In the present embodiment, on axis body 1, make 7 bolts that rocker shaft beds are installed hold concurrently oleophobic hole 3 and bolt hole 4 altogether, hold concurrently oleophobic hole 3 and bolt hole 4 of described bolt is coaxial with rocker shaft bed upper rocker arm seat bolt hole, and axis body 1 and camshaft all are installed on the rocker arm bracket, are fixed on the cylinder head.Described bolt 3 apertures, oleophobic hole of holding concurrently are φ 11, supporting bolt specification is M10, it cooperates the gap that produces is the oleophobic split channel, on described rocker arm bracket bolt hole, make oil leab towards cam shaft bush, the oil leab that leads to cam shaft bush on described oleophobic split channel connection shaft inner chamber 10 and the rocker arm bracket, make the machine oil of pitman arm shaft inner chamber just obtain decompression and shunting, reduced pitman arm shaft inner chamber engine oil pressure, regulate the lubricants capacity of rocker arm bush.
What deserves to be mentioned is that oil hole leads to separately rocker arm bush from the rocking arm inner chamber respectively, comparatively speaking, the friction of exhaust rocker arm place is violent, then is provided with 3 exhaust rocker arm lining oil holes 5 (as shown in Figure 3); Axis body 1 is general with the friction of fuel oil rocking arm place, then is provided with 2 fuel oil rocker arm bush oil holes 6 (as shown in Figure 4) at this contact position; The friction of intake rocker place is lighter, then is provided with 1 intake rocker lining oil hole 7 (as shown in Figure 5) on axis body 1.
Again referring to Fig. 1 and Fig. 2, pressure lubrication machine oil enters pitman arm shaft inner chamber 10 from oil inlet hole 2, part machine oil is lubricated from the rocker arm bush that exhaust rocker arm lining oil hole 5, fuel oil rocker arm bush oil hole 6 and intake rocker lining oil hole 7 flow to separately, exhaust rocker arm lining place is installed on axis body 13 exhaust oil holes are arranged, fuel oil rocker arm bush place is provided with 2 fuel oil oil holes, there is 1 air inlet oil hole at intake rocker lining place, like this according to the lubricants capacity at each rocker arm bush place of friction level reasonable distribution, prolonged lining working life.Another part machine oil flow to cam shaft bush through the oil leab on the rocker arm brackets and is lubricated from hold concurrently oleophobic hole 3 of bolt.So just reduce pitman arm shaft inner chamber engine oil pressure, regulated the lubricants capacity charge oil pressure at rocker arm bush place, reduce oil consumption, reduce HC and particulate emission, support Europe IV emission standard.
Based on above-mentioned, the utility model is to set up oil hole at pitman arm shaft and rocker arm bush matching part according to friction level; Enlarge pitman arm shaft and rocker arm bracket fixed bolt hole, lead to the oil leab of cam shaft bush again from the design of rocker arm bracket bolt hole.The machine oil of pitman arm shaft inner chamber just obtains decompression and shunting like this, has regulated the lubricants capacity charge oil pressure at rocker arm bush place, reduces oil consumption, has prolonged lining working life.
More than show and described basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. integral diesel motor rockshaft, comprise axis body, described axis body is provided with oil inlet hole and the oil hole with the axle intracavity inter-connection, described oil hole is arranged on the position that axis body is cooperated with rocking arm village cover, it is characterized in that, on described axis body, also be provided with the bolt oleophobic hole of holding concurrently with the axle intracavity inter-connection, bolt hole, the plug hole of positioning pin hole and axle head, described fixing bolt is held concurrently and is provided with the oleophobic split channel in the oleophobic hole, described rocker arm bracket is fixed on the axis body by bolt hole and the bolt oleophobic hole of holding concurrently, described rocker arm bracket is provided with the rocker arm bracket bolt hole coaxial with bolt hole, on described rocker arm bracket bolt hole, be provided with oil leab, the described fixing bolt oil leab on oleophobic hole connection shaft inner chamber and the rocker arm bracket of holding concurrently towards cam shaft bush.
2. integral diesel motor rockshaft according to claim 1, it is characterized in that, described oil hole comprises exhaust rocker arm lining oil hole, fuel oil rocker arm bush oil hole and intake rocker lining oil hole, described exhaust rocker arm lining oil hole is arranged on axis body and exhaust rocker arm lining institute cooperation position, described fuel oil rocker arm bush oil hole is arranged on axis body and fuel oil rocker arm bush institute cooperation position, and described intake rocker lining oil hole is arranged on axis body and intake rocker lining institute cooperation position.
3. integral diesel motor rockshaft according to claim 2 is characterized in that, described exhaust rocker arm lining oil hole is provided with 3 at least.
4. integral diesel motor rockshaft according to claim 2 is characterized in that, described fuel oil rocker arm bush oil hole is provided with 2 at least.
5. integral diesel motor rockshaft according to claim 2 is characterized in that, described intake rocker lining oil hole is provided with 1 at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202841260U CN201588662U (en) | 2009-12-09 | 2009-12-09 | Rocker shaft of integral type diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202841260U CN201588662U (en) | 2009-12-09 | 2009-12-09 | Rocker shaft of integral type diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201588662U true CN201588662U (en) | 2010-09-22 |
Family
ID=42748441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202841260U Expired - Fee Related CN201588662U (en) | 2009-12-09 | 2009-12-09 | Rocker shaft of integral type diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201588662U (en) |
-
2009
- 2009-12-09 CN CN2009202841260U patent/CN201588662U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai Dingxin Electric (Group) Co., Ltd. Assignor: Suzhou Maigete Engine Co., Ltd. Contract record no.: 2011310000136 Denomination of utility model: Integral diesel motor rockshaft Granted publication date: 20100922 License type: Exclusive License Record date: 20110816 |
|
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI DEUTZ POWER TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: MAG SPECIAL ENGINE CO., LTD. OF SUZHOU Effective date: 20140917 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 215300 SUZHOU, JIANGSU PROVINCE TO: 201805 JIADING, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140917 Address after: 201805 Shanghai city Jiading District town Anting Lianxing Road No. 69 Building 1 layer A District 4 Patentee after: Shanghai DEUTZ Power Technology Co Ltd Address before: 215300 Ling Bai Road, Japan Industrial Zone, Kunshan Development Zone, Jiangsu Patentee before: Suzhou Maigete Engine Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170626 Address after: 225000 Hanjiang Economic Development Zone, Jiangsu, Yangzhou 6 Patentee after: Sino man motor Jiangsu Co., Ltd. Address before: 201805 Shanghai city Jiading District town Anting Lianxing Road No. 69 Building 1 layer A District 4 Patentee before: Shanghai DEUTZ Power Technology Co Ltd |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100922 Termination date: 20181209 |