CN203796432U - Cylinder head of horizontal diesel engine - Google Patents
Cylinder head of horizontal diesel engine Download PDFInfo
- Publication number
- CN203796432U CN203796432U CN201420097829.3U CN201420097829U CN203796432U CN 203796432 U CN203796432 U CN 203796432U CN 201420097829 U CN201420097829 U CN 201420097829U CN 203796432 U CN203796432 U CN 203796432U
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- Prior art keywords
- diesel engine
- cylinder head
- cylinder
- exhaust valve
- valve
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Abstract
The utility model discloses a cylinder head of a horizontal diesel engine. The cylinder head comprises a cylinder head body and an oil injection nozzle, wherein the cylinder head body is provided with a connection surface corresponding to a cylinder end face on a tank of the diesel engine, and an inlet valve and an exhaust valve are arranged on the connection surface and opposite to cylinder holes in the tank of the diesel engine. The other end face of the cylinder head body is provided with a cavity, other ports of the inlet valve and the exhaust valve are positioned in the cavity, and the inside of the cavity is provided with an oil return hole communicated with the connection surface and communicated with a cylinder oil return hole in the tank of the diesel engine to form oil return lubrication. An inlet channel and an exhaust channel are formed in the cylinder head body respectively and correspondingly, are communicated with the inlet valve and the exhaust valve and are in mirror symmetry about a midperpendicular of a line of centers of the inlet valve and the exhaust valve. The cylinder head of the horizontal diesel engine is novel in design, safe to use and capable of reducing cost remarkably and is favored by customers.
Description
Technical field
The utility model relates to a kind of diesel engine cylinder head, belongs to diesel applications technical field, is specifically related to the cylinder head on a kind of horizontal cylinder diesel engine that can be used for substituting traditional 170 petrol engine.
Background technique
At present, adopt 170 petrol engines outfit water pumps or motor to can be used for drawing water or generating electricity, in use, because the burning-point of gasoline is low, hold fire hazardous, therefore very high to the configuration requirement of the members such as 170 petrolic fuel tanks, cause cost of material high; And Fuel Consumption of Gasoline Engine is high, can cause customer using cost higher.
In order to reduce oil consumption and user cost, people rethink by diesel engine and substitute traditional petrol engine, and product in present specification is improved on this basis.
Summary of the invention
For above-mentioned deficiency of the prior art, the utility model aims to provide a kind of horizontal cylinder diesel engine cylinder head, and the parts such as its combination gear chamber cap, casing form a horizontal cylinder diesel engine, can effectively improve fuel utilization ratio, reduces user cost.
To achieve these goals, the technical solution of the utility model: a kind of horizontal cylinder diesel engine cylinder head, comprise cylinder head body and oil injecting nozzle, on described cylinder head body, there is the junction surface corresponding with cylinder barrel end face on diesel engine box body, on this junction surface, be provided with the intake valve relative with cylinder barrel cylinder hole on described diesel engine box body, exhaust valve, on the other end of described cylinder head body, there is cavity, and described intake valve, exhaust valve another port is in this cavity, in described cavity, have and be communicated to described junction surface and be connected and form the spill port of oil-return lubrication with cylinder barrel spill port on described diesel engine box body, corresponding intake duct, the air outlet flue being connected with described intake valve, exhaust valve that be provided with respectively on described cylinder head body, it is reference mirror picture symmetry that described intake duct, air outlet flue be take the perpendicular bisector of described intake valve and the exhaust valve line of centres.
Further, between described spill port and described intake valve or exhaust valve medial axis, be the angle of 30 °.
Further, the line of centres between the projection on described junction surface of described intake duct, air outlet flue and the above intake valve of this junction surface, exhaust valve coincides, and forms the angle of 135 °～145 ° between this intake duct, air outlet flue.
Further, the terminal part of described intake duct, air outlet flue is kidney-shaped flange; This intake duct, air outlet flue correspondence are inclined-plane with the transitional surface that is connected between described intake valve, exhaust valve.
Further, described oil injecting nozzle comprises first stomidium relative with described diesel engine box body cylinder barrel, the second stomidium being connected with diesel engine oil pump, and this first stomidium is connected by being located at the intrinsic sphere of described cylinder head chamber with the second stomidium.
Further, in described cylinder head body, be provided with and be communicated to outside ventilation flue, this ventilation flue is between described intake valve, exhaust valve.
The beneficial effects of the utility model: the petrolic cylinder head of tradition 170 is improved, make the component combinations such as this product and casing, gear chamber cover lid form 170 diesel engine, reasonable in design, than petrol engine, there is plurality of advantages, such as burning-point is higher, deposit or using process in can not cause fire; Compression ratio is large, the easier atomization of fuel oil, fuel oil effective rate of utilization advantages of higher, during 170 diesel engine that this Product Assembly becomes are applied to draw water or generate electricity, than 170 petrol engines, oil consumption is down to 280g/KW.h by 395g/KW.h, and user cost reduces by 30% left and right, and engine power rating is increased to 4.05KW by 3.50KW, power improves 15.71%, use safety, user cost significantly reduces simultaneously, favored by client.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the right elevation of Fig. 1;
Fig. 4 is the rear view of Fig. 1;
Fig. 5 is along the sectional view of B-B line in Fig. 1;
Fig. 6 is along the sectional view of A-A line in Fig. 4;
Fig. 7 is along the sectional view of C-C line in Fig. 1.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing, further describe the utility model.
A kind of horizontal cylinder diesel engine cylinder head as described in Fig. 1-7, comprise cylinder head body 10 and oil injecting nozzle 40, on described cylinder head body 10, there is the junction surface 16 corresponding with cylinder barrel end face on diesel engine box body, on this junction surface 16, be provided with the intake valve 20 relative with cylinder barrel cylinder hole on described diesel engine box body, exhaust valve 30, on the other end of described cylinder head body 10, there is cavity 13, and described intake valve 20, exhaust valve 30 another port are in this cavity 13, in described cavity 13, have and be communicated to described junction surface 16 and be connected and form the spill port 12 of oil-return lubrication with cylinder barrel spill port on described diesel engine box body, corresponding intake duct 21, the air outlet flue 31 being connected with described intake valve 20, exhaust valve 30 that be provided with respectively on described cylinder head body 10, it is that reference mirror picture is symmetrical with the perpendicular bisector of exhaust valve 30 lines of centres that described intake duct 21, air outlet flue 31 be take described intake valve 20.
The utility model is improved the petrolic cylinder head of tradition 170, make the component combinations such as this product and casing, gear chamber cover lid form 170 diesel engine, reasonable in design, than petrol engine, there is plurality of advantages, such as burning-point is higher, deposit or using process in can not cause fire; Compression ratio is large, the easier atomization of fuel oil, fuel oil effective rate of utilization advantages of higher, during 170 diesel engine that this Product Assembly becomes are applied to draw water or generate electricity, than 170 petrol engines, oil consumption is down to 280g/KW.h by 395g/KW.h, and user cost reduces by 30% left and right, and engine power rating is increased to 4.05KW by 3.50KW, power improves 15.71%, use safety, user cost significantly reduces simultaneously, favored by client.
Wherein said junction surface 16 matches with described diesel cylinder sleeve end face, and is fastened and connected by the attachment hole on it, and as shown in Figure 4, described intake valve 20, exhaust valve 30, oil injecting nozzle 40, spill port 12 are all on this junction surface 16.
By the intake valve 20 in cavity 13, exhaust valve 30 correspondingly form or be installed into valve seat insert, exhaust valve valve seat provides air inlet, exhaust to form to whole diesel engine normal operation.This cavity 13 can be protected by lid, avoids dust to enter valve and affects the normal work of each parts, avoids operator's misoperation simultaneously and has an accident.Described spill port 12 carries out oil-return lubrication for each parts in cavity 13 and diesel engine box body cylinder barrel, to improve the working life of each parts, and unnecessary lubricant oil is led back to recycling, to improve the utilization ratio of lubricating oil.
In this example, to between described spill port 12 and described intake valve 20 or exhaust valve 30 medial axis, be the angle setting of 30 °, cylinder barrel spill port on itself and described diesel engine box body is connected, and then guarantees lubricating oil to the normal lubricated of each parts and unnecessary lubricating oil is carried out to recycling.
As a shown in Figure 6, the line of centres between the projection on described junction surface 16 of described intake duct 21, air outlet flue 31 and this junction surface 16 the above intake valve 20, exhaust valve 30 coincides, and forms the angle of 135 °～145 ° between this intake duct 21, air outlet flue 31.Described air outlet flue 31 is by external silencing apparatus, noise pollution while normally working to reduce diesel engine, in order to make the circulate of whole intake duct 21, air outlet flue 31, and the space that the overall structure between air outlet flue 31 and silencing apparatus is taken is the least possible, in this example, described angle is preferably to 140 °.
The terminal part of described intake duct 21, air outlet flue 31 is kidney-shaped flange, to be connected mutually with suction tude, outlet pipe; This intake duct 21, air outlet flue 31 correspondences are inclined-plane with the transitional surface 22,32 that is connected between described intake valve 20, exhaust valve 30, as shown in Figure 6, make the gas communication direction on intake duct 21, air outlet flue 31 corresponding consistent with the operative orientation of intake valve 20, exhaust valve 30, and then guarantee that each gas is in the circulate of intake duct 21, air outlet flue 31.
For oil injecting nozzle 40, as shown in Figure 5, this oil injecting nozzle 40 is chewed for high pressure fuel injector, and it is by after being installed on oil pump on diesel engine box body and pressurizeing, then is connected to this oil injecting nozzle 40 by pipeline.Described oil injecting nozzle 40 comprises first stomidium 41 relative with described diesel engine box body cylinder barrel, the second stomidium 42 being connected with diesel engine oil pump, this first stomidium 41 is connected by the sphere chamber 43 of being located in described cylinder head body 10 with the second stomidium 42, and described sphere chamber 43 is for installing fuel oil shower nozzle.
Finally, in described cylinder head body 10, be provided with and be communicated to outside ventilation flue 14, this ventilation flue 14 is between described intake valve 20, exhaust valve 30, and this ventilation flue 14 is for reducing the temperature of whole cylinder head body 10, avoids oil injecting nozzle 40 overheated and affect the normal work of whole diesel engine.
The technological scheme above the utility model embodiment being provided is described in detail, applied specific case herein the utility model embodiment's principle and mode of execution are set forth, above embodiment's explanation is only applicable to help to understand the utility model embodiment's principle; , for one of ordinary skill in the art, according to the utility model embodiment, in embodiment and application area, all will change, in sum, this description should not be construed as restriction of the present utility model meanwhile.
Claims (6)
1. a horizontal cylinder diesel engine cylinder head, comprise cylinder head body (10) and oil injecting nozzle (40), it is characterized in that: on described cylinder head body (10), there is the junction surface (16) corresponding with cylinder barrel end face on diesel engine box body, on this junction surface (16), be provided with the intake valve (20) relative with cylinder barrel cylinder hole on described diesel engine box body, exhaust valve (30), on the other end of described cylinder head body (10), there is cavity (13), and described intake valve (20), exhaust valve (30) another port is in this cavity (13), in described cavity (13), have and be communicated to described junction surface (16) and be connected and form the spill port (12) of oil-return lubrication with cylinder barrel spill port on described diesel engine box body, on described cylinder head body (10), correspondence is provided with intake duct (21), the air outlet flue (31) being connected with described intake valve (20), exhaust valve (30) respectively, and it is that reference mirror picture is symmetrical that described intake duct (21), air outlet flue (31) be take the perpendicular bisector of described intake valve (20) and exhaust valve (30) line of centres.
2. horizontal cylinder diesel engine cylinder head according to claim 1, is characterized in that: between described spill port (12) and described intake valve (20) or exhaust valve (30) medial axis, be the angle of 30 °.
3. horizontal cylinder diesel engine cylinder head according to claim 1, it is characterized in that: the line of centres between the projection on described junction surface (16) of described intake duct (21), air outlet flue (31) and the above intake valve of this junction surface (16) (20), exhaust valve (30) coincides, and between this intake duct (21), air outlet flue (31), forms the angle of 135 °～145 °.
4. horizontal cylinder diesel engine cylinder head according to claim 3, is characterized in that: the terminal part of described intake duct (21), air outlet flue (31) is kidney-shaped flange; This intake duct (21), air outlet flue (31) correspondence are inclined-plane with the transitional surface (22,32) that is connected between described intake valve (20), exhaust valve (30).
5. horizontal cylinder diesel engine cylinder head according to claim 1, it is characterized in that: described oil injecting nozzle (40) comprises first stomidium (41) relative with described diesel engine box body cylinder barrel, the second stomidium (42) being connected with diesel engine oil pump, this first stomidium (41) is connected by the sphere chamber (43) of being located in described cylinder head body (10) with the second stomidium (42).
6. horizontal cylinder diesel engine cylinder head according to claim 1, is characterized in that: in described cylinder head body (10), be provided with and be communicated to outside ventilation flue (14), this ventilation flue (14) is between described intake valve (20), exhaust valve (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420097829.3U CN203796432U (en) | 2014-03-05 | 2014-03-05 | Cylinder head of horizontal diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420097829.3U CN203796432U (en) | 2014-03-05 | 2014-03-05 | Cylinder head of horizontal diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203796432U true CN203796432U (en) | 2014-08-27 |
Family
ID=51378649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420097829.3U Expired - Fee Related CN203796432U (en) | 2014-03-05 | 2014-03-05 | Cylinder head of horizontal diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203796432U (en) |
-
2014
- 2014-03-05 CN CN201420097829.3U patent/CN203796432U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20170305 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |