CN221169795U - High-strength plastic air inlet pipe assembly - Google Patents
High-strength plastic air inlet pipe assembly Download PDFInfo
- Publication number
- CN221169795U CN221169795U CN202323484137.2U CN202323484137U CN221169795U CN 221169795 U CN221169795 U CN 221169795U CN 202323484137 U CN202323484137 U CN 202323484137U CN 221169795 U CN221169795 U CN 221169795U
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- CN
- China
- Prior art keywords
- air inlet
- shell
- inlet pipe
- pipe assembly
- strength plastic
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- 238000003466 welding Methods 0.000 claims abstract description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 abstract description 5
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of air inlet pipes of diesel engines, and discloses a high-strength plastic air inlet pipe assembly, which comprises a first shell and a second shell which are connected in a welding way, wherein the interiors of the first shell and the second shell are through cavities; the first shell is provided with a second air inlet pipe shell and a second air inlet bent pipe shell, and the second shell is provided with a first air inlet pipe shell and a first air inlet bent pipe shell; the air inlet pipe assembly obtained by welding comprises an air inlet pipe and an air inlet bent pipe which are of an integrated structure, has the effects of high precision, light weight and no hollow uneven phenomenon on the surface of an inner cavity, and improves air inlet uniformity and engine combustion efficiency; the number of parts is reduced, and the weight is reduced by about 40 percent compared with that of aluminum parts; the integral strength of the air inlet pipe assembly is effectively improved, the performance can meet the engine mode requirement, and meanwhile, the product does not need secondary processing, and the manufacturing cost is low.
Description
Technical Field
The utility model relates to the technical field of air inlet pipes of diesel engines, in particular to a high-strength plastic air inlet pipe assembly.
Background
The gas intake pipe of the diesel engine is a gas pipe for introducing gas required for combustion in the internal combustion engine into the engine. The traditional diesel engine air inlet pipe and the air inlet bent pipe are made of aluminum alloy materials, the mounting holes and the mounting surfaces are required to be finely machined after the traditional diesel engine air inlet pipe and the air inlet bent pipe are cast, meanwhile, the inner surfaces of the traditional diesel engine air inlet pipe and the traditional diesel engine air inlet bent pipe are uneven, and the traditional diesel engine air inlet pipe and the traditional diesel engine air inlet bent pipe can generate large noise when the traditional diesel engine air inlet pipe and the traditional diesel engine air inlet bent pipe are made of aluminum alloy materials, and can not meet the use requirements of a host machine factory.
Disclosure of utility model
The utility model aims to solve the defects in the prior art and provides a high-strength plastic air inlet pipe assembly.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a high-strength plastic air inlet pipe assembly comprises a first shell and a second shell which are connected in a welding way, wherein the interiors of the first shell and the second shell are through cavities; the first shell is provided with a second air inlet pipe shell and a second air inlet bent pipe shell, and the second shell is provided with a first air inlet pipe shell and a first air inlet bent pipe shell; the first air inlet pipe shell and the second air inlet pipe shell are matched to form an air inlet pipe, and the air inlet pipe are communicated; the side surface of the second air inlet pipe shell is provided with a flange surface, and one side of the flange surface, which is far away from the second air inlet pipe shell, is provided with a second reinforcing rib; the outer surfaces of the air inlet bent pipe and the air inlet pipe are provided with first reinforcing ribs of a net structure.
As still further aspects of the utility model: and a sealing ring is arranged on one side of the flange surface, which is far away from the second air inlet pipe shell.
As still further aspects of the utility model: the side of the flange face is provided with a bushing.
The beneficial effects of the utility model are as follows: the air inlet pipe assembly obtained by welding comprises the air inlet pipe and the air inlet bent pipe which are of integrated structures, has the effects of high precision, light weight and no hollow uneven phenomenon on the surface of an inner cavity, and improves air inlet uniformity and engine combustion efficiency; the number of parts is reduced, and the weight is reduced by about 40 percent compared with that of aluminum parts; the first reinforcing ribs of the net structure are arranged on the air inlet pipe and the air inlet bent pipe, so that the overall strength of the air inlet pipe assembly is effectively increased, the performance can meet the engine mode requirement, and meanwhile, the product does not need secondary processing, and the manufacturing cost is low; the flange surface is provided with the second reinforcing rib, so that the bearing strength of the air inlet pipe assembly and the effective sealing of the sealing ring can be improved.
Drawings
FIG. 1 is a schematic perspective view of a high strength plastic air intake pipe assembly according to the present utility model;
FIG. 2 is a schematic side view of the air inlet elbow, air inlet pipe and flange surface of a high strength plastic air inlet pipe assembly according to the present utility model;
Fig. 3 is a schematic diagram of the front structures of an air inlet elbow, an air inlet pipe and a flange surface of the high-strength plastic air inlet pipe assembly according to the utility model.
In the figure: 1-first casing, 2-second casing, 3-return bend that admits air, 31-first return bend casing, 32-second return bend casing, 4-intake pipe, 41-first intake pipe casing, 42-second intake pipe casing, 5-flange face, 6-bush, 7-sealing washer, 8-first strengthening rib, 9-second strengthening rib.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.
Referring to fig. 1-3, a high-strength plastic air inlet pipe assembly comprises a first shell 1 and a second shell 2 which are connected in a welding way, wherein a through cavity is formed in the first shell 1 and the second shell 2; the first casing 1 is provided with a second air inlet pipe casing 42 and a second air inlet elbow casing 32 which are integrally formed, and the second casing 2 is provided with a first air inlet pipe casing 41 and a first air inlet elbow casing 31 which are integrally formed; the first air inlet pipe shell 41 and the second air inlet pipe shell 42 are matched to form an air inlet pipe 4, the first air inlet pipe shell 31 and the second air inlet pipe shell 32 are matched to form an air inlet pipe 3, and the air inlet pipe 3 and the air inlet pipe 4 are communicated; the side surface of the second air inlet pipe shell 42 is provided with a flange surface 5, and one side of the flange surface 5 far away from the second air inlet pipe shell 42 is provided with a second reinforcing rib 9; the outer surfaces of the air inlet bent pipe 3 and the air inlet pipe 4 are respectively provided with a first reinforcing rib 8 with a net structure.
As a preferred embodiment of the utility model, the flange surface 5 is provided with a sealing ring 7 on the side facing away from the second inlet pipe housing 42.
As a preferred embodiment of the utility model, the flange face 5 is provided on its side with bushings 6.
According to the utility model, the first shell and the second shell which are the total components of the air inlet pipe are respectively formed by injection molding and then welding, and the welded air inlet pipe assembly comprises the air inlet pipe and the air inlet bent pipe which are of an integrated structure, so that the air inlet pipe assembly has the effects of high precision, light weight and no hollow uneven phenomenon on the surface of an inner cavity, and the air inlet uniformity and the combustion efficiency of an engine are improved; the number of parts is reduced, and the weight is reduced by about 40 percent compared with that of aluminum parts; the first reinforcing ribs of the net structure are arranged on the air inlet pipe and the air inlet bent pipe, so that the overall strength of the air inlet pipe assembly is effectively increased, the performance can meet the engine mode requirement, and meanwhile, the product does not need secondary processing, and the manufacturing cost is low; the flange surface is provided with the second reinforcing rib, so that the bearing strength of the air inlet pipe assembly and the effective sealing of the sealing ring can be improved.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (3)
1. The high-strength plastic air inlet pipe assembly is characterized by comprising a first shell (1) and a second shell (2) which are connected in a welding way, wherein the interiors of the first shell (1) and the second shell (2) are through cavities;
A second air inlet pipe shell (42) and a second air inlet elbow shell (32) are arranged on the first shell (1), and a first air inlet pipe shell (41) and a first air inlet elbow shell (31) are arranged on the second shell (2);
The first air inlet pipe shell (41) and the second air inlet pipe shell (42) are matched to form an air inlet pipe (4), the first air inlet pipe shell (31) and the second air inlet pipe shell (32) are matched to form an air inlet pipe (3), and the air inlet pipe (3) and the air inlet pipe (4) are communicated;
The side surface of the second air inlet pipe shell (42) is provided with a flange surface (5), and one side of the flange surface (5) far away from the second air inlet pipe shell (42) is provided with a second reinforcing rib (9);
the outer surfaces of the air inlet bent pipe (3) and the air inlet pipe (4) are respectively provided with a first reinforcing rib (8) with a net structure.
2. A high strength plastic air inlet pipe assembly according to claim 1, characterized in that the flange surface (5) is provided with a sealing ring (7) on the side remote from the second air inlet pipe housing (42).
3. A high strength plastic air inlet pipe assembly according to claim 2, characterized in that the flange face (5) is provided with bushings (6) on its side.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221169795U true CN221169795U (en) | 2024-06-18 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant |