CN219176471U - Automobile air inlet structure - Google Patents
Automobile air inlet structure Download PDFInfo
- Publication number
- CN219176471U CN219176471U CN202320263811.5U CN202320263811U CN219176471U CN 219176471 U CN219176471 U CN 219176471U CN 202320263811 U CN202320263811 U CN 202320263811U CN 219176471 U CN219176471 U CN 219176471U
- Authority
- CN
- China
- Prior art keywords
- radiator
- lower shell
- guard plate
- air inlet
- upper guard
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 210000001503 joint Anatomy 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 7
- 229920001169 thermoplastic Polymers 0.000 claims description 6
- 239000004416 thermosoftening plastic Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
The utility model relates to an automobile air inlet structure. The radiator comprises a radiator upper beam, a radiator upper guard plate, an air filter air inlet pipe and a lower shell, wherein the radiator upper guard plate is installed and fixed on the radiator upper beam, the cross section of the lower shell is U-shaped, and the lower shell is buckled and welded on the radiator upper guard plate, so that an air inlet channel is formed between the lower shell and the radiator upper guard plate, and an air outlet of the air inlet channel is in butt joint with an air inlet of the air filter air inlet pipe. The utility model simplifies the existing air inlet structure to optimize the structure.
Description
Technical Field
The utility model relates to the technical field of automobile parts, in particular to an air inlet structure of an automobile engine.
Background
The air inlet structure of the automobile is generally composed of an upper shell and a lower shell, the upper shell and the lower shell are respectively injection molded, the upper shell and the lower shell are connected through friction welding or clamping connection after injection molding is finished to form the air inlet structure of the automobile, and an air inlet channel of an engine is formed between the upper shell and the lower shell. As shown in fig. 5, the lower casing 1 and the upper casing 2 form an air intake structure through friction welding, the welded air intake structure is fixed on the upper beam 4 of the radiator of the automobile through the mounting hole 3, the air outlet of the air intake structure is in butt joint with the air inlet of the air filter air inlet pipe 5, and the upper guard plate 6 of the radiator is also mounted and fixed on the upper beam 4 of the radiator, as shown in fig. 6 and 7. The air inlet structure comprises less parts, but has the need of simplification, so that the structure is more optimized.
Disclosure of Invention
The utility model aims to provide an automobile air inlet structure, which simplifies the existing air inlet structure so as to optimize the structure.
The utility model relates to an automobile air inlet structure, which comprises a radiator upper beam, a radiator upper guard plate, an air filter air inlet pipe and a lower shell, wherein the radiator upper guard plate is fixedly arranged on the radiator upper beam, the cross section of the lower shell is U-shaped, and the lower shell is buckled and welded on the radiator upper guard plate, so that an air inlet channel is formed between the lower shell and the radiator upper guard plate, and an air outlet of the air inlet channel is in butt joint with an air inlet of the air filter air inlet pipe.
The lower shell and the radiator upper guard plate are formed by thermoplastic plastic in an injection mode, four BOSS columns are integrally arranged on the radiator upper guard plate, supporting legs are respectively arranged at two ends of two sides of the lower shell, supporting leg holes are formed in the supporting legs, the lower shell is sleeved on the four BOSS columns through the supporting leg holes, and the lower shell is welded on the radiator upper guard plate by taking the BOSS columns as welding materials.
Two positioning sealing grooves are formed in the upper guard plate of the radiator, and two sides of the lower shell are respectively located in the two positioning sealing grooves and are in clearance fit with the positioning sealing grooves.
The positioning seal groove is formed by two mutually parallel convex strips integrally arranged on the upper guard plate of the radiator.
The upper shell and the radiator upper guard plate are made of thermoplastic PP+EPDM-TD30.
According to the utility model, the lower shell is directly welded with the radiator upper guard plate to form the air inlet channel of the engine, so that the upper shell in the existing air inlet structure is reduced, the welded upper and lower shells are not required to be fixedly arranged on the radiator upper beam, the arrangement of holes and projection welding nuts on the radiator upper beam is omitted, the assembly process is simplified, and the product cost is reduced.
Drawings
FIG. 1 is a schematic cross-sectional view of the present utility model.
Fig. 2 is a schematic diagram of welding a lower housing and a radiator upper guard plate by a BOSS column in the present utility model.
Fig. 3 is a cross-sectional view taken along line A-A in fig. 2.
Fig. 4 is an enlarged view at M in fig. 3.
Fig. 5 is an isometric view of a prior art automotive air intake structure.
Fig. 6 is a schematic diagram illustrating connection and fixation between a radiator upper guard plate and a radiator upper beam in a conventional air intake structure of an automobile.
Fig. 7 is a schematic cross-sectional view of a conventional air intake structure of an automobile.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the air intake structure of the automobile comprises a radiator upper beam 4, a radiator upper guard plate 6, an air filter air intake pipe 5 and a lower shell 1, wherein the radiator upper guard plate 6 is formed by injection molding of thermoplastic pp+epdm-TD30, four BOSS posts 7 are integrally arranged on the radiator upper guard plate, two positioning seal grooves 11 are arranged on the radiator upper guard plate, and each positioning seal groove 11 is formed by two mutually parallel raised strips 10 integrally arranged on the radiator upper guard plate 6. The lower shell 1 is formed by injection molding of thermoplastic PP+EPDM-TD30, the cross section of the lower shell is U-shaped, two ends of two sides of the lower shell 1 are respectively provided with support legs 9, the four support legs 9 are provided with support leg holes, the relative positions of the four support leg holes are consistent with the relative positions of four BOSS columns 7 on the radiator upper guard plate 6, the lower shell 1 is sleeved on the four BOSS columns 7 through the four support leg holes, the lower shell 1 is welded on the radiator upper guard plate 6 by taking the BOSS columns 7 as welding flux, and simultaneously, two sides of the lower shell 1 are respectively positioned in two positioning sealing grooves 11 on the radiator upper guard plate 6 and are in clearance fit with the positioning sealing grooves 11, as shown in fig. 3 and 4, so that the lower shell 1 is buckled and welded on the radiator upper guard plate 6, an air inlet channel is formed between the lower shell 1 and the radiator upper guard plate 6, an air outlet of the air inlet channel is in butt joint with an air inlet of an air filter air inlet pipe 5, a sponge strip 8 for sealing is arranged at the butt joint, and the radiator upper guard plate 6 is fixedly arranged on a radiator upper beam 4.
Claims (5)
1. The utility model provides an automobile air inlet structure, includes radiator entablature (4), radiator backplate (6), air cleaner intake pipe (5) and lower casing (1), and radiator backplate installs and fixes on radiator entablature, its characterized in that: the cross section of the lower shell is U-shaped, and the lower shell is buckled and welded on the upper guard plate of the radiator, so that an air inlet channel is formed between the lower shell and the upper guard plate of the radiator, and an air outlet of the air inlet channel is in butt joint with an air inlet of the air inlet pipe of the air filter.
2. The automotive air intake structure of claim 1, wherein: the radiator is characterized in that the lower shell (1) and the radiator upper guard plate (6) are formed by thermoplastic plastic in an injection mode, four BOSS columns (7) are integrally arranged on the radiator upper guard plate, supporting legs (9) are respectively arranged at two ends of two sides of the lower shell, supporting leg holes are formed in the supporting legs, the lower shell is sleeved on the four BOSS columns through the supporting leg holes, and the lower shell is welded on the radiator upper guard plate by taking the BOSS columns as welding materials.
3. The automotive air intake structure of claim 2, wherein: two positioning sealing grooves (11) are formed in the radiator upper guard plate (6), and two sides of the lower shell (1) are respectively located in the two positioning sealing grooves and are in clearance fit with the positioning sealing grooves.
4. A vehicle air intake structure according to claim 3, wherein: the positioning seal groove (11) is formed by two mutually parallel convex strips (10) integrally arranged on the radiator upper guard plate (6).
5. The automotive air intake structure of claim 2, wherein: the lower shell (1) and the radiator upper guard plate (6) are made of thermoplastic PP+EPDM-TD30.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320263811.5U CN219176471U (en) | 2023-02-21 | 2023-02-21 | Automobile air inlet structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320263811.5U CN219176471U (en) | 2023-02-21 | 2023-02-21 | Automobile air inlet structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219176471U true CN219176471U (en) | 2023-06-13 |
Family
ID=86668554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320263811.5U Active CN219176471U (en) | 2023-02-21 | 2023-02-21 | Automobile air inlet structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219176471U (en) |
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2023
- 2023-02-21 CN CN202320263811.5U patent/CN219176471U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |