CN217029116U - Cam bearing cap, engine and automobile - Google Patents
Cam bearing cap, engine and automobile Download PDFInfo
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- CN217029116U CN217029116U CN202221101832.9U CN202221101832U CN217029116U CN 217029116 U CN217029116 U CN 217029116U CN 202221101832 U CN202221101832 U CN 202221101832U CN 217029116 U CN217029116 U CN 217029116U
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- cover body
- position sensor
- mounting seat
- oil
- cam bearing
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Abstract
The utility model provides a cam bearing cover, an engine and an automobile, which comprise a cover body, an oil-gas separator mounting seat, a position sensor mounting seat, an engine oil filling pipe and a wiring harness support mounting table, wherein the oil-gas separator mounting seat is arranged on the air inlet side of the cover body; the position sensor mounting seat is arranged at the front end of the cover body and is close to the oil-gas separator mounting seat, and the top surface of the position sensor mounting seat is provided with at least two first threaded holes; the engine oil filling pipe is arranged at the front end of the cover body. According to the cam bearing cover provided by the utility model, the oil-gas separator mounting seat is arranged on the air inlet side of the cover body along the front-back direction, so that the strength of the cover body is prevented from being attenuated in the width direction, the structural strength and the mode of the cover body are convenient to improve, the position sensor mounting seat, the engine oil filling pipe and other components are integrated on the cover body, the overall height of the cover body is convenient to reduce, the two first threaded holes are formed, the position sensor can be selectively used according to the layout requirement, and the overall arrangement rationality is improved.
Description
Technical Field
The utility model belongs to the technical field of engine cylinders, and particularly relates to a cam bearing cover, an engine and an automobile.
Background
With the rapid development of automobile technology, the structural improvement of an automobile engine is more and more. The camshaft of the engine is arranged between the cylinder cover and the cam bearing cover, and is connected with the oil-gas separator with larger size, so the arrangement of the opening on the cam bearing cover easily causes the deficiency of structural strength.
In addition, when the cam bearing cover is used for arranging the cable bracket and the position sensor, the installation angle of the cam bearing cover is relatively fixed, so that the wiring harness tends to be messy, and great inconvenience is caused to subsequent operations such as engine oil filling.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cam bearing cover, an engine and an automobile, which can ensure the connection tightness between the cam bearing cover and a cylinder cover, facilitate the arrangement of wire harnesses and improve the convenience of component installation.
In order to realize the purpose, the utility model adopts the technical scheme that: there is provided a cam bearing cap adapted to be snap-fitted to a cylinder head to enclose an intake camshaft mounting hole and an exhaust camshaft mounting hole, comprising:
a cover body;
the oil-gas separator mounting seat is arranged on the air inlet side of the cover body and extends along the front-back direction;
the position sensor mounting seat is arranged at the front end of the cover body and is close to the oil-gas separator mounting seat, and the top surface of the position sensor mounting seat is provided with at least two first threaded holes which are distributed circumferentially;
the engine oil filling pipe is arranged at the front end of the cover body and is positioned on the exhaust side of the cover body;
and the wire harness support mounting table is arranged at the rear end of the cover body and is used for being connected with the wire harness support.
In a possible implementation manner, the top surface of the wire harness support mounting platform protrudes upwards to the cover body, the top surface of the wire harness support mounting platform is provided with a second threaded hole, the periphery of the wire harness support mounting platform is provided with a rotation limiting portion protruding outwards, and the rotation limiting portion can be abutted with a lower boss at the bottom of the wire harness support to limit circumferential rotation of the wire harness support.
In some embodiments, the top surface of the position sensor mounting seat protrudes upward from the cover, a plurality of reinforcing ribs are disposed between the outer peripheral wall of the position sensor mounting seat and the cover, and the plurality of reinforcing ribs are spaced apart from each other in the circumferential direction of the position sensor mounting seat.
In a possible implementation manner, the number of the first threaded holes is two, the periphery of the position sensor mounting seat is provided with two reinforcing platforms which protrude outwards respectively, the two first threaded holes are arranged on the two reinforcing platforms respectively, and the two reinforcing platforms are arranged on one side, close to the oil-gas separator mounting seat, of the position sensor mounting seat respectively.
In a possible implementation mode, the top surface of the oil filling pipe protrudes upwards from the top surfaces of the oil-gas separator mounting seat and the position sensor mounting seat, and the top surface of the oil filling pipe gradually extends towards one side far away from the cover body in an inclined mode from the air inlet side of the cover body to the air outlet side of the cover body.
In some embodiments, a buffer plate is arranged in the engine oil filling pipe, the surface of the buffer plate is parallel to the top surface of the engine oil filling pipe, the periphery of the buffer plate is connected with the inner wall of the engine oil filling pipe through a plurality of connecting rods, and an oil passing gap for engine oil to pass through is formed between the outer edge of the buffer plate and the inner wall of the engine oil filling pipe.
In a possible implementation manner, a connecting platform which is arranged around the periphery of the exhaust camshaft mounting hole and protrudes towards the rear side is arranged on the rear end face of the cover body, the connecting platform is provided with a mounting surface which is in contact fit with the connecting end face of the vacuum pump, and the connecting platform is connected with the vacuum pump through a connecting piece.
In some embodiments, the connecting platform is provided with a connecting lug extending outwards on the periphery thereof, a lightening hole penetrating from front to back is formed in one side of the connecting lug close to the connecting platform, and a third threaded hole matched with the thread of the connecting piece is formed in the outer end of the connecting lug.
The utility model also provides an engine which comprises the cam bearing cover.
The utility model further provides an automobile which comprises the engine.
Compared with the prior art, the scheme shown in the embodiment of the application, the oil-gas separator mounting seat is arranged on the air inlet side of the cover body along the front-back direction, the strength of the cover body is prevented from being attenuated in the width direction, the structural strength and the mode of the cover body are convenient to improve, the overall strength of the cover body is guaranteed, the position sensor mounting seat, an engine oil filling pipe and other components are integrated on the cover body, the overall height of the cover body is convenient to reduce, the structural compactness is improved, two first threaded holes are circumferentially distributed in the position sensor mounting seat, the corresponding first threaded holes can be selected according to the arrangement requirements of the position sensor to be connected, the reasonable arrangement of wiring harnesses is convenient to achieve, and the compactness of overall arrangement is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the embodiments or the prior art description will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings may be obtained according to these drawings without inventive labor.
FIG. 1 is a schematic structural view of a cam bearing cap provided in accordance with an embodiment of the present invention;
FIG. 2 is a schematic diagram of a partial enlarged structure of FIG. 1;
fig. 3 is a schematic structural diagram of another angle in fig. 1 according to an embodiment of the present invention.
Wherein, in the figures, the various reference numbers:
1. a cover body; 2. an oil-gas separator mounting base; 3. a position sensor mount; 31. a first threaded hole; 32. reinforcing ribs; 33. a reinforcing table; 4. an engine oil filler pipe; 41. a buffer plate; 42. oil passing gaps; 5. a harness support mounting table; 51. a second threaded hole; 52. a rotation limiting part; 6. a connecting table; 61. a mounting surface; 62. connecting lugs; 63. lightening holes; 71. an exhaust camshaft mounting hole; 72. and an air inlet camshaft mounting hole.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be constructed in a particular operation, and are therefore not to be considered limiting. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or several of that feature. In the description of the present invention, "a number" means two or more unless specifically limited otherwise.
Referring to fig. 1 to 3 together, the cam bearing cap, the engine and the automobile according to the present invention will now be described. The cam bearing cover is suitable for being buckled on a cylinder cover to enclose and synthesize an air inlet camshaft mounting hole 72 and an exhaust camshaft mounting hole 71, and comprises a cover body 1, an oil-gas separator mounting seat 2, a position sensor mounting seat 3, an engine oil filling pipe 4 and a wiring harness support mounting table 5, wherein the oil-gas separator mounting seat 2 is arranged on the air inlet side of the cover body 1 and extends along the front-back direction; the position sensor mounting seat 3 is arranged at the front end of the cover body 1 and is close to the oil-gas separator mounting seat 2, and the top surface of the position sensor mounting seat 3 is provided with at least two first threaded holes 31 which are distributed circumferentially; the engine oil filling pipe 4 is arranged at the front end of the cover body 1 and is positioned on the exhaust side of the cover body 1; the wire harness support mounting table 5 is arranged at the rear end of the cover body 1 and is used for being connected with a wire harness support.
Compared with the prior art, the cam bearing cover provided by the embodiment, oil and gas separator mount pad 2 is arranged on the air inlet side of cover body 1 along the front-back direction, the strength of cover body 1 is prevented from being attenuated in the width direction, the structural strength and the mode of cover body 1 are convenient to improve, the overall strength of cover body 1 is ensured, components such as position sensor mount pad 3 and engine oil filling pipe 4 are integrated on cover body 1, the overall height of cover body 1 is convenient to reduce, the structural compactness is improved, two first threaded holes 31 are circumferentially distributed in position sensor mount pad 3, corresponding first threaded holes 31 can be selected according to the layout requirement of position sensors for connection, the reasonable layout of wire harnesses is convenient to realize, and the compactness of overall layout is improved.
In this embodiment, the cover body 1 is made of a metal material, so that a plane capable of being effectively attached to the vacuum pump and the cylinder cover is conveniently machined at the rear end and the lower edge of the cover body 1, and the sealing performance of the cam bearing cover, the cylinder cover and the vacuum pump is further ensured.
In some possible implementations, the above-described feature harness support mounting table 5 is configured as shown in fig. 1 and 3. Referring to fig. 1 and 3, the top surface of the harness support mounting platform 5 protrudes upward from the cover body 1, a second threaded hole 51 is formed in the top surface of the harness support mounting platform 5, a rotation limiting portion 52 protruding outward is arranged on the periphery of the harness support mounting platform 5, which is close to the oil-gas separator mounting base 2, and the rotation limiting portion 52 can abut against a lower boss at the bottom of the harness support to limit circumferential rotation of the harness support.
In this embodiment, wire harness support mount table 5 upwards bulges the setting, is convenient for carry out wire harness support's installation and is connected, and wire harness support mount table 5's top surface can effectively laminate with wire harness support's bottom surface. When the wire harness support is fixed to the wire harness support mounting table 5 by using a connecting member such as a screw or a bolt, in order to avoid the connecting member from driving the wire harness support to rotate circumferentially, a rotation limiting portion 52 is provided on the periphery of the wire harness support mounting table 5. Be equipped with the lower boss of downward bulge on wire harness support's the bottom surface, lower boss can and rotatory spacing portion 52 between form the butt to keep wire harness support circumferential position's stability, realize the locking to the cable walking, guarantee the accuracy of cable trend, improve wire harness support's installation effectiveness.
In some embodiments, the above-described characteristic position sensor mount 3 may adopt a structure as shown in fig. 2. Referring to fig. 2, the top surface of the position sensor mounting base 3 protrudes upward from the cover body 1, a plurality of reinforcing ribs 32 are disposed between the outer peripheral wall of the position sensor mounting base 3 and the cover body 1, and the plurality of reinforcing ribs 32 are disposed at intervals in the circumferential direction of the position sensor mounting base 3. The position sensor mounting base 3 is provided with a reinforcing rib 32 at the periphery thereof, and the reinforcing rib 32 can effectively reinforce the position sensor mounting base 3 and enhance the overall structural strength of the cover body 1.
In some possible implementations, the characteristic position sensor mount 3 is configured as shown in fig. 2. Referring to fig. 2, the number of the first threaded holes 31 is two, the periphery of the position sensor mounting base 3 is provided with two reinforcing platforms 33 protruding outwards respectively, the two first threaded holes 31 are arranged on the two reinforcing platforms 33 respectively, and the two reinforcing platforms 33 are arranged on one side of the position sensor mounting base 3 close to the oil-gas separator mounting base 2 respectively.
In this embodiment, be provided with two first screw holes 31 on the position sensor mount pad 3, two first screw holes 31 are certain contained angle and lay in 3 peripheries of position sensor mount pad, and it is required to be applicable to the different installation angle of position sensor. Correspondingly, set up two reinforcing platforms 33 in order to set up first screw hole 31 in the periphery of position sensor mount pad 3, can avoid whole increase 3 external diameters of position sensor mount pad, when guaranteeing first screw hole 31 structural strength, still reduced taking of material, help realizing the lightweight design of whole cylinder structure.
In some possible implementations, the oil filler pipe 4 of the above-described feature is structured as shown in fig. 3. Referring to fig. 3, the top surface of the oil filler pipe 4 protrudes upward from the top surfaces of the air-oil separator mount 2 and the position sensor mount 3, and the top surface of the oil filler pipe 4 gradually extends obliquely toward the side away from the cover body 1 from the air intake side of the cover body 1 to the air exhaust side of the cover body 1.
In this embodiment, the height of the top surface of the engine oil filling pipe 4 is higher than the top surfaces of the oil and gas separator mounting seat 2 and the position sensor mounting seat 3, so that the engine oil can be conveniently filled into the cylinder subsequently, and the convenience in operation is improved.
In addition, when the whole cylinder is installed in a vehicle body, the height of the air inlet side of the cylinder is higher than that of the air outlet side of the cylinder, and in order to ensure that the upper end face of the engine oil filling pipe 4 is in a horizontal state, the upper end face of the engine oil filling pipe is arranged to be inclined from the air inlet side of the cover body 1 to the air outlet side of the cover body 1 gradually towards the side far away from the cover body 1, the inclination angle is consistent with the inclination angle of the whole cylinder, the upper opening of the engine oil filling pipe 4 is ensured to be in a horizontal position, and oil filling is facilitated.
On the basis of the above structure, referring to fig. 2, a buffer plate 41 with a plate surface parallel to the top surface of the oil filling pipe 4 is arranged in the oil filling pipe 4, the periphery of the buffer plate 41 is connected with the inner wall of the oil filling pipe 4 through a plurality of connecting rods, and an oil passing gap 42 for passing the oil is formed between the outer edge of the buffer plate 41 and the inner wall of the oil filling pipe 4.
Because the engine oil needs to be injected for a plurality of times subsequently, in order to avoid causing excessive impact on the inner wall of the engine oil filling pipe 4 in the engine oil filling process, the buffer plate 41 is also arranged in the engine oil filling pipe 4, the surface of the buffer plate 41 is flush with the top surface of the engine oil filling pipe 4, the buffer plate 41 is in a horizontal state after the cylinder is installed in place, the engine oil entering the engine oil filling pipe 4 falls onto the buffer plate 41 and flows out of an oil passing gap 42 between the buffer plate 41 and the inner wall of the engine oil filling pipe 4 to enter the cylinder, and the structure can effectively prolong the service life of a component and avoid scouring and abrasion of the engine oil on the engine oil filling pipe 4.
In some possible implementations, the above-mentioned feature of the cover 1 is structured as shown in fig. 3. Referring to fig. 3, a connecting table 6 which surrounds the periphery of the exhaust camshaft mounting hole 71 and protrudes to the rear side is provided on the rear end face of the cover body 1, the connecting table 6 has a mounting surface 61 which is in contact fit with the connecting end face of the vacuum pump, and the connecting table 6 is connected with the vacuum pump through a connecting piece.
In order to install the vacuum pump to the rear end of cylinder for a long time, set up on the rear end face of lid 1 and connect platform 6, connect the installation face 61 of 6 outer ends of platform and the effective laminating of being connected face of vacuum pump sealed, guarantee the inside whole leakproofness of cylinder.
On the basis of the above structure, referring to fig. 3, the outer periphery of the connecting platform 6 is provided with an outwardly extending connecting lug 62, one side of the connecting lug 62 close to the connecting platform 6 is provided with a lightening hole 63 which is through in the front and back direction, and the outer end of the connecting lug 62 is provided with a third threaded hole which is in threaded fit with the connecting piece.
On the premise of ensuring the structural strength, the lightening holes 63 on the connecting lugs 62 can reduce the consumption of materials, reduce the overall structural weight of an individual and meet the requirement of light-weight design. The connecting lug 62 on the connecting platform 6 can correspond to the connecting position of the vacuum pump, and is connected to the third threaded hole through a connecting piece in a threaded manner, so that the connecting lug 62 is reliably connected with the connecting part of the vacuum pump, and the sealing performance between the connecting lug 62 and the connecting part of the vacuum pump is ensured.
Based on the same inventive concept, the embodiment of the application also provides an engine, and the engine comprises the cam bearing cover. The engine with the cam bearing cover is compact in structure, occupied space can be effectively reduced, the components such as the oil-gas separator and the position sensor can be quickly installed through the integrally formed structure on the top of the cover body 1, sealing performance between the inside of the cylinder and the vacuum pump can be guaranteed, and accordingly usability of the engine is guaranteed.
Based on the same inventive concept, the embodiment of the application also provides an automobile which comprises the engine. The automobile with the engine has the advantages of good engine structure compactness and good sealing performance, and is convenient for realizing the stable running of the automobile.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The cam bearing cover is suitable for the lock in order to enclose synthetic intake camshaft mounting hole and exhaust camshaft mounting hole on the cylinder head, its characterized in that includes:
a cover body;
the oil-gas separator mounting seat is arranged on the air inlet side of the cover body and extends along the front-back direction;
the position sensor mounting seat is arranged at the front end of the cover body and is close to the oil-gas separator mounting seat, and the top surface of the position sensor mounting seat is provided with at least two first threaded holes which are distributed circumferentially;
the engine oil filling pipe is arranged at the front end of the cover body and is positioned on the exhaust side of the cover body;
and the wire harness support mounting table is arranged at the rear end of the cover body and is used for being connected with the wire harness support.
2. The cam bearing cap according to claim 1, wherein a top surface of the wire harness bracket mounting table is provided to protrude upward from the cap body, a second threaded hole is provided in the top surface of the wire harness bracket mounting table, and an outer periphery of the wire harness bracket mounting table is provided with a rotation restricting portion protruding outward, the rotation restricting portion being capable of abutting against a lower boss of a bottom portion of the wire harness bracket to restrict circumferential rotation of the wire harness bracket.
3. The cam bearing cap of claim 2 wherein the top surface of the position sensor mounting seat is provided to protrude upward beyond the cap body, and a plurality of ribs are provided between the outer peripheral wall of the position sensor mounting seat and the cap body, the plurality of ribs being arranged at intervals in the circumferential direction of the position sensor mounting seat.
4. The cam bearing cap of claim 1 wherein there are two first threaded holes, and the position sensor mount has two reinforcing platforms protruding outwardly from the outer periphery thereof, and two first threaded holes are provided in the two reinforcing platforms, respectively, and two reinforcing platforms are provided on the side of the position sensor mount adjacent to the oil separator mount.
5. The cam bearing cap according to claim 1 wherein a top surface of the oil filler pipe is provided to project upward from top surfaces of the gas-oil separator mount and the position sensor mount, and the top surface of the oil filler pipe gradually extends obliquely toward a side away from the cover body from an intake side of the cover body to an exhaust side of the cover body.
6. The cam bearing cap according to claim 5, wherein a buffer plate having a plate surface arranged parallel to the top surface of the oil filler pipe is provided in the oil filler pipe, the outer periphery of the buffer plate is connected to the inner wall of the oil filler pipe by a plurality of connecting rods, and an oil passing gap through which oil passes is formed between the outer edge of the buffer plate and the inner wall of the oil filler pipe.
7. The cam bearing cap according to any one of claims 1 to 6, wherein a connecting land that surrounds an outer periphery of the exhaust camshaft mounting hole and protrudes rearward is provided on a rear end surface of the cap body, the connecting land having a mounting surface that is in contact fit with a connecting end surface of a vacuum pump, and the connecting land is connected to the vacuum pump by a connecting member.
8. The cam bearing cap of claim 7 wherein the engaging boss has an outwardly extending engaging lug on its outer periphery, wherein the engaging lug has a weight-reducing hole extending therethrough in the front-rear direction on a side thereof adjacent to the engaging boss, and wherein the engaging lug has a third threaded hole at its outer end for threaded engagement with the connecting member.
9. An engine comprising the cam bearing cap of any one of claims 1-8.
10. A vehicle characterized in that it comprises an engine according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221101832.9U CN217029116U (en) | 2022-05-09 | 2022-05-09 | Cam bearing cap, engine and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221101832.9U CN217029116U (en) | 2022-05-09 | 2022-05-09 | Cam bearing cap, engine and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217029116U true CN217029116U (en) | 2022-07-22 |
Family
ID=82438200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221101832.9U Active CN217029116U (en) | 2022-05-09 | 2022-05-09 | Cam bearing cap, engine and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217029116U (en) |
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2022
- 2022-05-09 CN CN202221101832.9U patent/CN217029116U/en active Active
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