CN215719129U - Integrated diesel engine front end gear chamber cover - Google Patents
Integrated diesel engine front end gear chamber cover Download PDFInfo
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- CN215719129U CN215719129U CN202122306447.XU CN202122306447U CN215719129U CN 215719129 U CN215719129 U CN 215719129U CN 202122306447 U CN202122306447 U CN 202122306447U CN 215719129 U CN215719129 U CN 215719129U
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- diesel engine
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- gear chamber
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Abstract
The utility model provides an integrated diesel engine front end gear chamber cover, which comprises a cover plate body which is connected with a diesel engine body and is wide at the top and narrow at the bottom, wherein a crankshaft front oil seal mounting hole is formed in the middle part below the cover plate body; an automatic tensioning wheel mounting structure is arranged at one end above the front face of the cover plate body, a camshaft signal panel mounting cavity is arranged at the other end of the cover plate body, a camshaft rotating speed sensor mounting hole is formed in the outer edge of the camshaft signal panel mounting cavity, and a belt idler wheel mounting structure is arranged on the cover plate body close to the camshaft signal panel mounting cavity; the engine oil pump mounting cavity communicated with the crankshaft front oil seal mounting hole is formed in one end of the back face of the cover plate body, and the lubricating system engine oil channel is formed above the engine oil pump mounting cavity.
Description
Technical Field
The utility model belongs to the technical field of internal combustion engine equipment, and particularly relates to an integrated diesel engine front end gear chamber cover.
Background
For a diesel engine with a gear train at the rear end, a gear chamber cover is also required to be designed at the front end of the diesel engine, and is used for sealing the diesel engine body, the crankshaft and the front end of an oil sump.
In the design phase, need fully consider the arrangement condition of diesel engine front end system, if the front end gear chamber cap integrated level is not high, can increase more extra spare part, for example support, belt train mounting structure etc. also can be because the function that the gear chamber cap possessed is less, lead to the diesel engine organism structure complicacy that is correlated with, the processing difficulty, this all makes the assembly efficiency of diesel engine lower, and the cost-push. Meanwhile, the front end gear chamber cover of the simple thin flat plate shell is structurally designed, the structural strength of the cover can be reduced, and the front end gear chamber cover becomes a main radiation source of noise in the working process of the diesel engine, so that the applicability and the reliability of the product are reduced.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides an integrated front end gear chamber cover of a diesel engine.
In order to achieve the purpose, the utility model adopts the technical scheme that: an integrated gear chamber cover at the front end of a diesel engine comprises a cover plate body which is connected with a diesel engine body and is wide at the top and narrow at the bottom, and a crankshaft front oil seal mounting hole is formed in the middle of the lower part of the cover plate body;
an automatic tensioning wheel mounting structure is arranged at one end above the front face of the cover plate body, a camshaft signal panel mounting cavity is arranged at the other end of the cover plate body, a camshaft rotating speed sensor mounting hole is formed in the outer edge of the camshaft signal panel mounting cavity, and a belt idler wheel mounting structure is arranged on the cover plate body close to the camshaft signal panel mounting cavity;
an oil pump mounting cavity communicated with the crankshaft front oil seal mounting hole is formed in one end of the back face of the cover plate body, and an oil channel of a lubricating system is arranged above the oil pump mounting cavity.
Further, the oil pump mounting cavity is located between the automatic tensioning wheel mounting structure and the crankshaft front oil seal mounting hole.
Furthermore, a weight reduction cavity is arranged on the cover plate body on one side of the oil pump installation cavity.
Furthermore, the lubricating system engine oil channel comprises a communicating channel distributed in a wave shape and a pressure relief cavity positioned on one side of the communicating channel, and a lubricating system safety valve mounting hole communicated with the pressure relief cavity is formed in the outer edge of the cover plate body above the pressure relief cavity.
Furthermore, reinforcing ribs are uniformly arranged on the front surface and the back surface of the cover plate body.
Furthermore, the reinforcing ribs are arranged at a plurality of positions, and the plurality of reinforcing ribs are uniformly, radially and densely distributed by taking the circle center of the crankshaft front oil seal mounting hole as the center.
Further, the front surface of the cover plate body is also provided with a diesel engine top dead center mark.
Furthermore, the automatic tensioning wheel mounting structure, the camshaft signal panel mounting cavity and the crankshaft front oil seal mounting hole are distributed in an inverted triangle shape.
Further, the belt idler mounting structure has a plurality of through holes for mounting an idler.
Compared with the prior art, the utility model has the beneficial effects that: the utility model meets the basic function requirements, has good sealing performance and high integration degree, fully utilizes the arrangement space at the front end of the diesel engine, reduces the processing complexity of the engine body and the types of parts, saves the cost and improves the assembly efficiency.
Drawings
FIG. 1 is a front view of a front end gear chamber cover of an integrated diesel engine according to the present invention;
FIG. 2 is a rear view of the front end gear chamber cover of an integrated diesel engine according to the present invention;
the labels in the figure are: 1. the structure comprises a cover plate body, 2, an automatic tensioning wheel mounting structure, 3, a camshaft signal disc mounting cavity, 4, an oil pump mounting cavity, 5, a diesel engine top dead center mark, 6, a lubricating system oil channel, 7, a crankshaft front oil seal mounting hole, 8, a lubricating system safety valve mounting hole, 9, a camshaft rotating speed sensor mounting hole, 10, a belt idler mounting structure, 11, reinforcing ribs, 12 and a weight reduction cavity.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts belong to the protection scope of the present invention.
An integrated gear chamber cover at the front end of a diesel engine is shown in figure 1 and comprises a cover plate body 1 which is connected with a diesel engine body and is wide at the top and narrow at the bottom, and a crankshaft front oil seal mounting hole 7 is formed in the middle of the lower portion of the cover plate body.
An automatic tensioning wheel mounting structure 2 is arranged at one end above the front face of the cover plate body 1, a camshaft signal panel mounting cavity 3 is arranged at the other end of the cover plate body, a camshaft rotating speed sensor mounting hole 9 is formed in the outer edge of the camshaft signal panel mounting cavity 3, and a belt idler wheel mounting structure 10 is arranged on the cover plate body 1 close to the camshaft signal panel mounting cavity 3; in this embodiment, the belt idler mounting structure 10 is an 8-shaped platform having two through holes, and can be used to mount a belt train idler and adapt to various belt lengths.
The front of the cover plate body 1 is also provided with a diesel engine top dead center mark 5 which belongs to a horizontal slice structure, is positioned on one side of a crankshaft front oil seal mounting hole 7, is arranged in parallel with the crankshaft front oil seal mounting hole 7 and is used for visually indicating a diesel engine first cylinder top dead center in daily maintenance.
As shown in fig. 2, an oil pump installation chamber 4 communicated with the crankshaft front oil seal installation hole 7 is arranged at one end of the back surface of the cover plate body 1, and the oil pump installation chamber 4 is located between the automatic tensioning wheel installation structure 2 and the crankshaft front oil seal installation hole 7. And a lubricating system oil channel 6 is arranged above the oil pump mounting chamber 4.
It should be noted here that the lubricating system oil channel 6 is attached to the diesel engine body to form a fully sealed channel, which includes a communicating channel distributed in a wave shape and a pressure relief cavity located at one side of the communicating channel, wherein the communicating channel is used for directly communicating the oil systems on two side surfaces of the diesel engine body, and in order to avoid oil pressure loss caused by the turning position of the channel, the lubricating system oil channel 6 is designed in a wave shape distribution, which can effectively reduce pressure drop when oil flows. Then, the outer edge of the cover plate body 1 above the pressure relief cavity is provided with a lubricating system safety valve mounting hole 8 communicated with the pressure relief cavity, and when the pressure is higher than a set value, the safety valve is opened, and engine oil flows back.
Furthermore, the cover plate body 1 on one side of the oil pump installation chamber 4 is provided with the weight reduction cavity 12, so that the structural strength is ensured, the weight of parts is reduced, and the cost is reduced.
Reinforcing ribs 11 are respectively arranged on the front surface and the back surface of the cover plate body 1. The reinforcing ribs 11 are arranged at a plurality of positions, and the reinforcing ribs at the plurality of positions are uniformly, radially and finely distributed by taking the circle center of the crankshaft front oil seal mounting hole 7 as the center. Therefore, the strength of the gear chamber cover can be effectively enhanced, and the front-end noise is reduced.
Further, the automatic tensioning wheel mounting structure 2, the camshaft signal panel mounting chamber 3 and the crankshaft front oil seal mounting hole 7 are distributed in an inverted triangle shape.
The utility model meets the basic function requirements, has good sealing performance and high integration degree, fully utilizes the arrangement space at the front end of the diesel engine, reduces the processing complexity of the engine body and the types of parts, saves the cost and improves the assembly efficiency.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The utility model provides an integrated form diesel engine front end gear chamber cap, includes apron body (1) narrow down about the last width that links to each other with the diesel engine organism, and the below middle part of apron body is equipped with preceding oil blanket mounting hole of bent axle (7), its characterized in that:
an automatic tensioning wheel mounting structure (2) is arranged at one end above the front face of the cover plate body (1), a camshaft signal panel mounting cavity (3) is arranged at the other end of the cover plate body, a camshaft rotating speed sensor mounting hole (9) is formed in the outer edge of the camshaft signal panel mounting cavity (3), and a belt idler wheel mounting structure (10) is arranged on the cover plate body (1) close to the camshaft signal panel mounting cavity (3);
an oil pump mounting cavity (4) communicated with the crankshaft front oil seal mounting hole (7) is formed in one end of the back face of the cover plate body (1), and an oil channel (6) of a lubricating system is formed above the oil pump mounting cavity (4).
2. An integrated diesel engine front end gear chamber cover according to claim 1, characterized in that: the oil pump mounting chamber (4) is positioned between the automatic tensioning wheel mounting structure (2) and the crankshaft front oil seal mounting hole (7).
3. An integrated diesel engine front end gear chamber cover according to claim 2, characterized in that: a weight-reducing cavity (12) is arranged on the cover plate body (1) on one side of the oil pump mounting cavity (4).
4. An integrated diesel engine front end gear chamber cover according to claim 1, characterized in that: the lubricating system oil channel (6) comprises a communicating channel distributed in a wave shape and a pressure relief cavity positioned on one side of the communicating channel, and a lubricating system safety valve mounting hole (8) communicated with the pressure relief cavity is formed in the outer edge of the cover plate body (1) above the pressure relief cavity.
5. An integrated diesel engine front end gear chamber cover according to claim 1, characterized in that: reinforcing ribs (11) are uniformly arranged on the front surface and the back surface of the cover plate body (1).
6. An integrated diesel engine front end gear chamber cover according to claim 5, characterized in that: the reinforcing ribs (11) are arranged at multiple positions, and the reinforcing ribs at the multiple positions are uniformly, radially and densely distributed by taking the circle center of the crankshaft front oil seal mounting hole (7) as the center.
7. An integrated diesel engine front end gear chamber cover according to claim 1, characterized in that: the front surface of the cover plate body (1) is also provided with a diesel engine top dead center mark (5).
8. An integrated diesel engine front end gear chamber cover according to claim 1, characterized in that: the automatic tensioning wheel mounting structure (2), the camshaft signal panel mounting cavity (3) and the crankshaft front oil seal mounting hole (7) are distributed in an inverted triangle shape.
9. An integrated diesel engine front end gear chamber cover according to claim 1, characterized in that: the belt idler mounting structure (10) has a plurality of through holes for mounting an idler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122306447.XU CN215719129U (en) | 2021-09-23 | 2021-09-23 | Integrated diesel engine front end gear chamber cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122306447.XU CN215719129U (en) | 2021-09-23 | 2021-09-23 | Integrated diesel engine front end gear chamber cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215719129U true CN215719129U (en) | 2022-02-01 |
Family
ID=80023760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122306447.XU Active CN215719129U (en) | 2021-09-23 | 2021-09-23 | Integrated diesel engine front end gear chamber cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215719129U (en) |
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2021
- 2021-09-23 CN CN202122306447.XU patent/CN215719129U/en active Active
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