CN203978629U - Cylinder of diesel engine - Google Patents
Cylinder of diesel engine Download PDFInfo
- Publication number
- CN203978629U CN203978629U CN201420452941.4U CN201420452941U CN203978629U CN 203978629 U CN203978629 U CN 203978629U CN 201420452941 U CN201420452941 U CN 201420452941U CN 203978629 U CN203978629 U CN 203978629U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- machine oil
- diesel engine
- oil cooler
- aperture
- 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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- Lubrication Of Internal Combustion Engines (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a kind of cylinder of diesel engine.This cylinder of diesel engine comprises: cylinder block body; Each grade of camshaft hole, the stepped bore that it increases to the aperture of both sides shelves successively for bay therefrom; And machine oil cooler installation position, it is arranged on the outside of described cylinder block body, for fitting machine oil cooler.This cylinder of diesel engine is set to cascade aperture by the processing aperture of each grade of camshaft hole, thereby omitted the window's position of cam shaft bush assembling or left assembly space at body inner chamber, the whole cloth that is beneficial to motor must be put compacter, thereby realize motor and can arrange more annexes in limited space, improved intensity and the rigidity of body simultaneously.In addition, dwindle the design and installation area of machine oil cooler, saved the layout that other part is carried out in a lot of positions.
Description
Technical field
The utility model relates to engine art, particularly a kind of cylinder of diesel engine.
Background technique
At present, the processing aperture of each grade of camshaft hole of cylinder of diesel engine that domestic tradition is used is all consistent, causes need to having in side the window's position of assembling when assembling cam shaft bush, or leaves assembly space at body inner chamber.In addition, the design and installation area of traditional machine oil cooler is larger, and the type of flow of the cooling water of machine oil cooler is local flow.
On cylinder of diesel engine, have the window's position of assembling, or at body inner chamber, leave assembly space can be larger on the layout impact of complete machine, make the layout of complete machine compact not, and then make the intensity, rigidity of cylinder block also than relatively poor.The design and installation area of machine oil cooler is larger, has taken larger installing space, affects the layout of other annex.The type of flow of the cooling water local flow of machine oil cooler is unfavorable for the high efficiency heat exchange of machine oil cooler.
The information that is disclosed in this background technique part is only intended to increase the understanding to general background of the present utility model, and should not be regarded as admitting or imply that in any form this information structure has been the known prior art of persons skilled in the art.
Model utility content
The purpose of this utility model is to provide a kind of simple and reasonable cylinder of diesel engine, this cylinder of diesel engine is set to cascade aperture by the processing aperture of each grade of camshaft hole, thereby omitted the window's position of cam shaft bush assembling or left assembly space at body inner chamber, the whole cloth that is beneficial to motor must be put compacter, thereby realize motor and can arrange more annexes in limited space, improved intensity and the rigidity of body simultaneously.In addition, dwindle the design and installation area of machine oil cooler, saved the layout that other part is carried out in a lot of positions.Also have, the type of flow of the cooling water of machine oil cooler is changed into the full flow type of cross-counterflow by original part stream, improved rate of heat exchange, makes machine oil cooling more abundant.
For achieving the above object, the utility model provides cylinder of diesel engine, comprising: cylinder block body; Each grade of camshaft hole, the stepped bore that it increases to the aperture of both sides shelves successively for bay therefrom; And machine oil cooler installation position, it is arranged on the outside of described cylinder block body, for fitting machine oil cooler.
Preferably, in technique scheme, the aperture of the middle bay camshaft hole of each grade of camshaft hole is minimum, equal with the aperture of the symmetrical both sides camshaft hole of middle bay.
Preferably, in technique scheme, coordinating the outer aperture of each grade of cam shaft bush of assembling with each grade of camshaft hole is cascade, and the internal orifice dimension of each grade of cam shaft bush is isometrical.
Preferably, in technique scheme, the area of machine oil cooler installation position is across the position of two cylinders.
Preferably, in technique scheme, the full flow type that the type of flow of the cooling water of machine oil cooler is cross-counterflow.
Compared with prior art, the utlity model has following beneficial effect: this cylinder of diesel engine is set to cascade aperture by the processing aperture of each grade of camshaft hole, thereby omitted the window's position of cam shaft bush assembling or left assembly space at body inner chamber, the whole cloth that is beneficial to motor must be put compacter, thereby realize motor and can arrange more annexes in limited space, improved intensity and the rigidity of body simultaneously.In addition, dwindle the design and installation area of machine oil cooler, saved the layout that other part is carried out in a lot of positions.Also have, the type of flow of the cooling water of machine oil cooler is changed into the full flow type of cross-counterflow by original part stream, improved rate of heat exchange, makes machine oil cooling more abundant.
Accompanying drawing explanation
Fig. 1 is the camshaft hole structural representation of cylinder of diesel engine of the present utility model.
Fig. 2 is the machine oil cooler installation position structural representation of cylinder of diesel engine of the present utility model.
Description of reference numerals:
1-cylinder block body, 11-camshaft hole, 12-machine oil cooler installation position, 13-cam shaft bush.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but is to be understood that protection domain of the present utility model is not subject to the restriction of embodiment.
Unless separately there is other clearly to represent, otherwise in whole specification and claims, term " comprises " or its conversion was stated being understood to include as " comprising " or " including " etc. element or constituent element, and do not get rid of other element or other constituent element.
As depicted in figs. 1 and 2, according to the concrete structure of the cylinder of diesel engine of the utility model embodiment, comprise: cylinder block body 1, and each grade of camshaft hole 11 and the machine oil cooler installation position 12 that is arranged on this cylinder block body 1 outside that are opened in this cylinder block body 1 inside, wherein, the processing aperture of each grade of camshaft hole 11 is set to cascade aperture, thereby omitted the window's position of cam shaft bush assembling or left assembly space at body inner chamber, the whole cloth that is beneficial to motor must be put compacter, thereby realize motor and can arrange more annexes in limited space, intensity and the rigidity of body have been improved simultaneously.In addition, the area of machine oil cooler installation position 12 had dwindled more greatly, had saved the layout that other part is carried out in a lot of positions.
Specifically, as shown in Figure 1, each grade of camshaft hole 11 is cascade aperture, its therefrom bay start, its processing aperture (internal diameter) is strengthened gradually, in the aperture of camshaft hole of bay minimum, to the aperture of the camshaft hole of both sides, strengthen successively.The aperture of the both sides camshaft hole that the middle bay of take is symmetry center equates.Accordingly, coordinating the outer aperture of each grade of cam shaft bush 13 of assembling with each grade of camshaft hole 11 is also stepped, is also that therefrom bay starts, and the outer aperture of cam shaft bush is also strengthened gradually, but each grade of cam shaft bush internal orifice dimension is isometrical.Processing cylinder block camshaft hole can be cancelled when assembling cam shaft bush and will have in side the window's position of assembling with assembling cam shaft bush like this, reach the object that reduces spatial position, thereby realize motor and can arrange more annexes in limited space, improved intensity and the rigidity of body simultaneously.
As shown in Figure 2, the area of the machine oil cooler installation position before machine oil cooler installation position 12 is changed dwindles greatly, the area of the machine oil cooler installation position before change is across the position of five cylinders, longitudinally, across the position of approximately 1/2 whole cylinder block height, account for the area that whole cylinder block deflation area is greater than 1/3; And the area of machine oil cooler installation position 12 after change is across the position of approximately two cylinders, longitudinally across the position of approximately 1/2 whole cylinder block height, account for the area of whole cylinder block deflation area approximately 1/5, can save the layout that other part is carried out in a lot of positions like this.
In addition, the type of flow of the cooling water of machine oil cooler is changed into the full flow type of cross-counterflow by original part stream, be that first cooler water enter cylinder block by water pump, flow into after machine oil cooler water cavity, run into first cooler core, water (flow) direction is changed into along inner chamber around flowing, and to being to intersect reverse flow before second cooler core, until run into after second cooler core, is again around flowing along inner chamber.This type of flow has improved rate of heat exchange, makes machine oil cooling more abundant.
To sum up, this cylinder of diesel engine is set to cascade aperture by the processing aperture of each grade of camshaft hole, thereby omitted the window's position of cam shaft bush assembling or left assembly space at body inner chamber, the whole cloth that is beneficial to motor must be put compacter, thereby realize motor and can arrange more annexes in limited space, improved intensity and the rigidity of body simultaneously.In addition, dwindle the design and installation area of machine oil cooler, saved the layout that other part is carried out in a lot of positions.Also have, the type of flow of the cooling water of machine oil cooler is changed into the full flow type of cross-counterflow by original part stream, improved rate of heat exchange, makes machine oil cooling more abundant.
The aforementioned description to concrete exemplary of the present utility model is for the object with illustration is described.These descriptions not want the utility model to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.Exemplary embodiment is selected and the object described is to explain certain principles of the present utility model and practical application thereof, thereby made those skilled in the art can realize and utilize various exemplary of the present utility model and various selection and change.Scope of the present utility model is intended to be limited by claims and equivalents thereof.
Claims (5)
1. a cylinder of diesel engine, is characterized in that, comprising:
Cylinder block body;
Each grade of camshaft hole, the stepped bore that it increases to the aperture of both sides shelves successively for bay therefrom; And
Machine oil cooler installation position, it is arranged on the outside of described cylinder block body, for fitting machine oil cooler.
2. cylinder of diesel engine according to claim 1, is characterized in that, the aperture of the middle bay camshaft hole of described each grade of camshaft hole is minimum, equal with the aperture of the symmetrical both sides camshaft hole of middle bay.
3. cylinder of diesel engine according to claim 2, is characterized in that, coordinating the outer aperture of each grade of cam shaft bush of assembling with described each grade of camshaft hole is cascade, and the internal orifice dimension of described each grade of cam shaft bush is isometrical.
4. cylinder of diesel engine according to claim 1, is characterized in that, the area of described machine oil cooler installation position is across the position of two cylinders.
5. according to the cylinder of diesel engine described in any one in claim 1 to 4, it is characterized in that the full flow type that the type of flow of the cooling water of described machine oil cooler is cross-counterflow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420452941.4U CN203978629U (en) | 2014-08-12 | 2014-08-12 | Cylinder of diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420452941.4U CN203978629U (en) | 2014-08-12 | 2014-08-12 | Cylinder of diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203978629U true CN203978629U (en) | 2014-12-03 |
Family
ID=51976085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420452941.4U Expired - Fee Related CN203978629U (en) | 2014-08-12 | 2014-08-12 | Cylinder of diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203978629U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121111A (en) * | 2014-08-12 | 2014-10-29 | 广西玉柴机器股份有限公司 | Diesel engine cylinder block |
-
2014
- 2014-08-12 CN CN201420452941.4U patent/CN203978629U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121111A (en) * | 2014-08-12 | 2014-10-29 | 广西玉柴机器股份有限公司 | Diesel engine cylinder block |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20170812 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |