CN220168043U - Fiber reinforced thermoplastic cylinder head cover assembly for engine - Google Patents
Fiber reinforced thermoplastic cylinder head cover assembly for engine Download PDFInfo
- Publication number
- CN220168043U CN220168043U CN202321955949.8U CN202321955949U CN220168043U CN 220168043 U CN220168043 U CN 220168043U CN 202321955949 U CN202321955949 U CN 202321955949U CN 220168043 U CN220168043 U CN 220168043U
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- Prior art keywords
- cylinder head
- head cover
- hole
- cover body
- reinforced thermoplastic
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- 239000000835 fiber Substances 0.000 title claims abstract description 33
- 229920001169 thermoplastic Polymers 0.000 title claims abstract description 27
- 239000004416 thermosoftening plastic Substances 0.000 title claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 239000003921 oil Substances 0.000 claims abstract description 17
- 239000010705 motor oil Substances 0.000 claims abstract description 10
- 239000012815 thermoplastic material Substances 0.000 claims abstract description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 238000001746 injection moulding Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 238000000465 moulding Methods 0.000 abstract description 3
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The embodiment of the utility model provides a fiber reinforced thermoplastic cylinder head cover assembly for an engine, which comprises a cylinder head cover body, a rubber sealing gasket and a combination bolt; the cylinder cover body is a rectangular cavity with one open side, one open side of the cylinder cover body is provided with a mounting surface, the top surface of the cylinder cover body is provided with an oil sealing hole, an engine oil cover hole, a wire harness mounting hole and an ignition coil hole, and the open side of the cylinder cover body is opposite to the top surface of the cylinder cover body; the ignition coil hole is arranged at the periphery of the oil seal hole; a first embedded part is arranged in the engine oil cover hole, a second embedded part is arranged in the wire harness mounting hole, and a third embedded part is arranged in the ignition coil hole; the cylinder head cover body is integrally formed by adopting fiber reinforced thermoplastic materials. By applying the embodiment of the utility model, the structure is simple, the molding is easy, the assembly process is simple, and the design and manufacturing cost of the fiber reinforced thermoplastic cylinder head cover assembly for the engine is low.
Description
Technical Field
The utility model relates to the technical field of engines, in particular to a fiber reinforced thermoplastic cylinder head cover assembly for an engine.
Background
The cylinder cover is a cover shell covered on the engine cylinder body, can prevent external impurities from entering the engine, has a sealing effect, and has the most basic functions of covering and sealing the cylinder cover, keeping engine oil inside and isolating pollutants such as dirt, moisture and the like.
At present, most engine cylinder covers basically adopt conventional designs, are single in design, are manufactured by adopting stamping steel, have no light weight and noise reduction measures, and have defects in structure and materials. For example, aluminum alloy cylinder heads are generally heavy, costly to manufacture, noisy, and have low dimensional accuracy and a rough appearance.
Therefore, there is a lack of an engine head cover that is easy to form, high in strength, and low in cost in the prior art.
Disclosure of Invention
The embodiment of the utility model aims to provide the plastic composite material which is easy to form, high in strength and low in cost, so that the defects of the prior art are overcome. The specific technical scheme is as follows:
the fiber reinforced thermoplastic cylinder head cover assembly for the engine is characterized by comprising a cylinder head cover body, a rubber sealing gasket and a combination bolt;
the cylinder head cover comprises a cylinder head cover body, a rubber sealing gasket, a combined bolt, an oil hole sealing hole, an engine oil cover hole, a wire harness mounting hole and an ignition coil hole, wherein the cylinder head cover body is a rectangular cavity with one open side;
the ignition coil hole is arranged at the periphery of the oil seal hole;
a first embedded part is arranged in the engine oil cover hole, a second embedded part is arranged in the wire harness mounting hole, and a third embedded part is arranged in the ignition coil hole;
the cylinder head cover body is integrally formed by adopting fiber reinforced thermoplastic materials.
Optionally, the mounting surface has a sealing groove, in which the rubber gasket is mounted.
Optionally, a through hole is formed in the outer side of the sealing groove, and the combination bolt is fixed in the through hole.
Optionally, the combination bolt is fixed to the through hole through interference fit or adhesion.
Optionally, the number of the through holes is specifically 18.
Optionally, the through holes are uniformly distributed, 8 through holes are respectively arranged in the two long side directions, and 1 through hole is respectively arranged in the two short side directions.
Optionally, the outer surface of cylinder head cover body is equipped with vertical strengthening rib, the inside surface in cylinder head cover body top sets up crisscross strengthening rib.
Alternatively, the number of the oil-sealed holes is specifically 6, the number of the wire harness installation holes is specifically 6, and the number of the ignition coil holes is specifically 12.
Optionally, two second embedded parts are arranged in each wire harness installation hole.
Compared with the prior art, the cylinder head cover body of the fiber reinforced thermoplastic cylinder head cover assembly for the engine is integrally formed by adopting fiber reinforced thermoplastic material injection molding, and the cylinder head cover assembly is simple in forming and low in manufacturing cost. The cylinder head cover body, the sealing gasket and the bolts are integrated together, so that the whole vehicle assembly process is reduced, and the time is saved; and the development of spare parts is reduced, and the cost is reduced. The rubber gasket is used for replacing the paper-based gasket, the elasticity of the rubber is utilized to ensure the air tightness of the shell and the cylinder body, the rubber has good wear resistance, and the rubber gasket can be recycled after the cylinder cover is disassembled. The outside of the cylinder cover is provided with the reinforcing ribs, so that the impact resistance and the high strength of the shell are ensured.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic top view of an embodiment of a fiber reinforced thermoplastic cylinder head cover assembly for an engine according to the present utility model;
FIG. 2 is a schematic front view of a fiber reinforced thermoplastic cylinder head cover assembly for an engine according to the present utility model;
fig. 3 is a schematic bottom view of an embodiment of a fiber reinforced thermoplastic cylinder head cover assembly for an engine according to the present utility model.
The correspondence between each component name and the corresponding reference numeral in fig. 1 to 3 is:
the cylinder head cover comprises a cylinder head cover body, an 11 mounting surface, 12 oil sealing holes, 13 engine oil cover holes, 14 wire harness mounting holes, 15 ignition coil holes, 16 sealing grooves, 17 through holes, 18 longitudinal reinforcing ribs and 19 staggered reinforcing ribs;
2, a rubber sealing gasket;
3, combining bolts;
4, a first embedded part;
5, a second embedded part;
and 6, a third embedded part.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The top and bottom, and left and right of the azimuth term in this embodiment are defined with reference to the position of the cylinder head cover embodiment shown in fig. 2.
The "first" of the "first embedded parts", the "second" of the "second embedded parts" and the "third" of the "third embedded parts" in this embodiment are only used for distinguishing the embedded parts in terms of naming, and are not of any limiting significance.
Referring to fig. 1 to 3, fig. 1 is a schematic top view structure of an embodiment of a fiber reinforced thermoplastic cylinder head cover assembly for an engine according to the present utility model, fig. 2 is a schematic front view structure of the fiber reinforced thermoplastic cylinder head cover assembly for an engine according to the present utility model, and fig. 3 is a schematic bottom view structure of the fiber reinforced thermoplastic cylinder head cover assembly for an engine according to the embodiment of the present utility model. As shown in fig. 1 to 3, the fiber reinforced thermoplastic cylinder head cover assembly for an engine provided in the present embodiment includes a cylinder head cover body 1, a rubber gasket 2, and a combination bolt 3;
the cylinder head cover body 1 is a rectangular cavity with one surface being opened, one surface of the cylinder head cover body 1 being opened is provided with a mounting surface 11, the rubber sealing gasket 2 and the combination bolt 3 are arranged in the mounting surface 11, the top surface of the cylinder head cover body 1 is provided with an oil sealing hole 12, an engine oil cover hole 13, a wire harness mounting hole 14 and an ignition coil hole 15, and one surface of the cylinder head cover body 1 being opened is opposite to the top surface of the cylinder head cover body 1; the ignition coil hole 15 is arranged at the periphery of the oil sealing hole 12; a first embedded part 4 is arranged in the engine oil cover hole 13, a second embedded part 5 is arranged in the wire harness mounting hole 14, and a third embedded part 6 is arranged in the ignition coil hole 15; the cylinder head cover body 1 is integrally formed by injection molding of fiber reinforced thermoplastic materials.
It will be appreciated that the mounting surface 11 is a flange sealing surface at the bottom of the head cover body 1, i.e., a mounting surface when connected to an engine.
Specifically, the first embedded part 4 may be directly formed in the oil cover hole 13 when the cylinder head cover body 1 is injection molded, or the first embedded part 4 may be fixed in the oil cover hole 13 by adopting a welding or bonding mode, and in practical application, the oil cover is fixedly connected with the cylinder head cover body 1 through the first embedded part 4; the second embedded part 5 can be directly formed in the wire harness mounting hole 14 when the cylinder head cover body 1 is injection molded, or the second embedded part 5 can be fixed in the wire harness mounting hole 14 in a welding or bonding mode, and in practical application, the wire harness is fixedly connected with the cylinder head cover body 1 through the second embedded part 5; the third embedded part 6 can be directly formed in the ignition coil hole 15 when the cylinder head cover body 1 is injection molded, or the third embedded part 6 can be fixed in the ignition coil hole 15 in a welding or bonding mode, and in practical application, the ignition coil is fixedly connected with the cylinder head cover body 1 through the third embedded part 6.
Compared with the prior art, in the embodiment, the cylinder head cover body is integrally molded by adopting fiber reinforced thermoplastic materials, the product has simple structure, simple molding and low design and manufacturing cost.
More specifically, the mounting surface 11 has a seal groove 16 for mounting the rubber gasket 2, ensuring the sealability of the fiber reinforced thermoplastic cylinder head cover assembly for an engine. The elasticity of the rubber gasket 2 ensures the tightness between the cylinder head cover body 1 and the engine. And rubber has good wear resistance, so that the rubber gasket 2 can be recycled after the cylinder head cover body 1 is disassembled.
Further, in order to enhance the overall installation strength of the fiber reinforced thermoplastic cylinder head cover assembly for an engine, a through hole 17 is provided outside the seal groove 16, and the assembling bolt 3 is fixed in the through hole 17.
Specifically, in order to enable the combination bolt 3 to be stably fixed in the through hole 17, the combination bolt 3 may be fixed in the through hole 17 by a limit structure, for example, a limit structure may be provided in the through hole 17, or a limit structure may be provided on a sleeve of the combination bolt 3 to fix the combination bolt 3 in the through hole 17; alternatively, the assembling bolt 3 may be fixed to the through hole 17 by interference fit or adhesion. For another example, the combination bolt 3 may be directly molded on the head cover body 1 when the head cover body 1 is injection molded. Wherein the combination bolt 3 may be a bolt or a metal insert assembly fixed as one body.
As shown in fig. 1, the number of through holes 17 may be specifically 18. The through holes 17 are uniformly distributed, 8 through holes 17 are respectively arranged in the two long side directions, and 1 through hole 17 is respectively arranged in the two short side directions.
Further, in order to further enhance the strength of the fiber-reinforced thermoplastic cylinder head cover assembly for an engine, a longitudinal reinforcing rib 18 is provided on the outer surface of the cylinder head cover body 1. The longitudinal reinforcing ribs 18 are particularly triangular ribs which are longitudinally distributed, the thickness of the longitudinal reinforcing ribs 18 is 2mm, and the distance between the two longitudinal reinforcing ribs 18 is 30-50mm. The inner surface of the top of the cylinder cover body 1 is provided with staggered reinforcing ribs 19, the height of the staggered reinforcing ribs 19 is 2-8mm, the width of the staggered reinforcing ribs 19 is 2mm, and the distance between the two staggered reinforcing ribs 19 is 18-33mm.
Through the longitudinal reinforcing ribs 18 and the staggered reinforcing ribs 19, the strength and the rigidity of the product can be increased, the noise problem of the fiber reinforced thermoplastic cylinder head cover assembly for the metal engine in the running process can be solved, and the problem of impact resistance of the product can be solved.
Referring to fig. 1, in this embodiment, the number of oil seal holes 12 is specifically 6; 2 ignition coil holes 15 are formed in the periphery of each oil hole 12, and the number of the ignition coil holes 15 is specifically 12; each ignition coil hole 15 is internally provided with 1 third embedded part 16, and the number of the third embedded parts 16 is 12; the number of the wire harness mounting holes 14 is specifically 6, two second embedded parts 5 are arranged in each wire harness mounting hole 14, and the number of the second embedded parts 5 is specifically 12; the number of the oil port cover holes 13 is 1, 1 first embedded part 4 is arranged in each oil port cover hole 13, and the number of the first embedded parts is 1.
In the embodiment, the cylinder head cover body is integrally molded by adopting fiber reinforced thermoplastic material, so that the molding is simple and the manufacturing cost is low. The cylinder head cover body, the sealing gasket and the bolts are integrated together, so that the whole vehicle assembly process is reduced, and the time is saved; and the development of spare parts is reduced, and the cost is reduced. The rubber gasket is used for replacing the paper-based gasket, the elasticity of the rubber is utilized to ensure the air tightness of the shell and the cylinder body, the rubber has good wear resistance, and the rubber gasket can be recycled after the cylinder cover is disassembled. The outside of the cylinder cover is provided with the reinforcing ribs, so that the impact resistance and the high strength of the shell are ensured. The design of the reinforcing ribs ensures the impact resistance and high strength of the product.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model are included in the protection scope of the present utility model.
Claims (9)
1. The fiber reinforced thermoplastic cylinder head cover assembly for the engine is characterized by comprising a cylinder head cover body (1), a rubber sealing gasket (2) and a combination bolt (3);
the cylinder head cover comprises a cylinder head cover body (1), wherein the cylinder head cover body (1) is a rectangular cavity with an opening on one side, a mounting surface (11) is arranged on the opening side of the cylinder head cover body (1), a rubber sealing gasket (2) and a combination bolt (3) are arranged in the mounting surface (11), an oil hole (12), an engine oil hole (13), a wire harness mounting hole (14) and an ignition coil hole (15) are formed in the top surface of the cylinder head cover body (1), and the opening side of the cylinder head cover body (1) is opposite to the top surface of the cylinder head cover body (1);
the ignition coil hole (15) is arranged at the periphery of the oil hole sealing (12);
a first embedded part (4) is arranged in the engine oil cover hole (13), a second embedded part (5) is arranged in the wire harness mounting hole (14), and a third embedded part (6) is arranged in the ignition coil hole (15);
the cylinder head cover body (1) is integrally formed by injection molding of fiber reinforced thermoplastic materials.
2. The fiber reinforced thermoplastic cylinder head cover assembly for an engine according to claim 1, wherein the mounting surface (11) has a seal groove (16), and the rubber gasket (2) is mounted in the seal groove (16).
3. The fiber reinforced thermoplastic cylinder head cover assembly for an engine according to claim 2, wherein a through hole (17) is provided outside the seal groove (16), and the combination bolt (3) is fixed in the through hole (17).
4. A fibre reinforced thermoplastic cylinder head cover assembly for an engine according to claim 3, characterized in that the combination bolt (3) is fixed to the through hole (17) by interference fit or adhesion.
5. The fiber reinforced thermoplastic cylinder head cover assembly for an engine according to claim 4, wherein the number of through holes (17) is in particular 18.
6. The fiber reinforced thermoplastic cylinder head cover assembly for an engine according to claim 5, wherein the through holes (17) are uniformly distributed, 8 through holes (17) are provided in each of two long side directions, and 1 through hole (17) is provided in each of two short side directions.
7. The fiber reinforced thermoplastic cylinder head cover assembly for an engine according to claim 6, wherein the outer surface of the cylinder head cover body (1) is provided with longitudinal reinforcing ribs (18), and the top inner surface of the cylinder head cover body (1) is provided with staggered reinforcing ribs (19).
8. The fiber reinforced thermoplastic cylinder head cover assembly for an engine according to claim 7, wherein the number of the oil seal holes (12) is specifically 6, the number of the wire harness mounting holes (14) is specifically 6, and the number of the ignition coil holes (15) is specifically 12.
9. The fiber reinforced thermoplastic cylinder head cover assembly for an engine according to claim 8, wherein two second embedments (5) are provided in each of the harness mounting holes (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321955949.8U CN220168043U (en) | 2023-07-24 | 2023-07-24 | Fiber reinforced thermoplastic cylinder head cover assembly for engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321955949.8U CN220168043U (en) | 2023-07-24 | 2023-07-24 | Fiber reinforced thermoplastic cylinder head cover assembly for engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220168043U true CN220168043U (en) | 2023-12-12 |
Family
ID=89057181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321955949.8U Active CN220168043U (en) | 2023-07-24 | 2023-07-24 | Fiber reinforced thermoplastic cylinder head cover assembly for engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220168043U (en) |
-
2023
- 2023-07-24 CN CN202321955949.8U patent/CN220168043U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |