CN218228646U

CN218228646U - Air inlet and heat dissipation air guide structure of vehicle engine

Info

Publication number: CN218228646U
Application number: CN202221190897.5U
Authority: CN
Inventors: 钟加义; 张晓飞; 张琦
Original assignee: Chongqing Changan Automobile Co Ltd
Current assignee: Chongqing Changan Automobile Co Ltd
Priority date: 2022-05-18
Filing date: 2022-05-18
Publication date: 2023-01-06
Anticipated expiration: 2032-05-18

Abstract

The utility model relates to a wind guiding structure for air intake and heat dissipation of a vehicle engine, which comprises a wind deflector assembly, a front end frame, a front collision beam, a front bumper upper cover plate, a front bumper assembly and a radiator; the air guide plate assembly comprises an air guide body, a first mounting structure is arranged at the lower part of the outer side of the air guide body, a second mounting structure is arranged in the middle of the inner side of the air guide body, a third mounting structure is arranged at the upper part of the outer side of the air guide body, a fourth mounting structure and a fifth mounting structure are arranged on the upper side of the inner side of the air guide body, and the five mounting structures on the air guide body are respectively connected to the front end frame in a matched mode through bolts; a hinge structure and a self buckle are arranged on the upper part of the middle part of the air guide body; and sealing strips are arranged at the positions of the wind guide body, the front end frame, the front collision beam, the front bumper upper cover plate, the front bumper assembly and the radiator, which are adjacent to each other. The air input requirement of the engine can be met, hot air backflow of the engine compartment can be prevented, and the power performance and the fuel economy of the whole vehicle are improved.

Description

Air inlet and heat dissipation air guide structure of vehicle engine

Technical Field

The utility model relates to a vehicle engine air intake system, concretely relates to vehicle engine admits air and radiating wind-guiding structure.

Background

With the more mature automobile technology and the more competitive automobile industry, the more popular the design of low-cost and high-performance system is. The air inlet temperature of the engine is directly related to the power performance and the oil consumption of the engine, so the design of an air inlet channel of the engine is also important. In order to meet the air intake quantity requirement and the air intake temperature requirement of the traditional fuel oil vehicle and prevent rain and snow from entering the traditional fuel oil vehicle by mistake, an air inlet of an engine is generally arranged above an engine cooler or below a cover of an engine cabin, and a plurality of components are designed in the area to form a space sealed with the engine cabin so as to prevent hot air of the engine cabin from flowing back as far as possible.

CN 204354808U discloses "an automobile engine compartment air inlet with aviation baffle", the air inlet of automobile engine compartment has set gradually lower air intake grid, intercooler, condenser, radiator and radiator fan, and the lower air intake grid edge is provided with air intake grid aviation baffle group, and the upper edge of radiator is provided with radiator aviation baffle group, and the lower edge of intercooler is provided with intercooler aviation baffle group. The beneficial effects are as follows: the opening area of the air inlet grille is increased, the air inlet volume of the radiator is increased, however, after the automobile model is determined, the model of the air inlet grille cannot be changed at will, and the air inlet volume can be improved only by adding the air deflector of the radiator, so that the flow field distribution condition in the engine cabin is changed, and the heat management of the engine cabin is optimized. However, the technical solution disclosed in this patent document does not mention the provision of a dedicated engine intake passage. Although the hot air in the engine compartment can be prevented from flowing back to the air inlet, because accessories such as a radiator and the like are installed on the metal front end frame, a large number of irregular gaps exist between the engine compartment and the front end of the radiator, and in addition, the negative pressure is high when the air inlet works, the front end of the radiator needs to be completely sealed, and the hot air in the engine compartment is difficult to be prevented from flowing back to the air inlet. Therefore, improvement of the air guide structure for air intake and heat dissipation of the existing vehicle engine is urgently needed.

CN211685336U discloses an automobile front end module air deflector assembly, which comprises a plate, wherein the plate is integrally arranged into an arc-shaped structure, and the middle of the plate is integrally sunken outwards; the middle part of the plate is vertically and integrally provided with a positioning plate, and a first positioning hole and a first mounting hole are formed in the positioning plate; the right lower corner of the plate is also integrally provided with an installation plate, the installation plate is L-shaped, and the bottom surface of the installation plate is provided with a second installation hole; the frame of the plate is also provided with a first foaming strip and a second foaming strip; the inner surface of the plate is also provided with rectangular groove marks. The positions of the positioning holes and the mounting holes are adjusted and increased, so that the convenience of assembling the air deflector assembly is further improved. The foaming strips are arranged on the frame of the air deflector, so that the stability of air inlet and flow guide functions in the engine room is ensured, and the heat management requirement of the engine room at the front end of the automobile is met. The stability of the automobile in the driving process is further ensured through the arc-shaped outer surface and the rectangular groove marks. The technical solution disclosed in this patent document is a useful attempt in the technical field.

Disclosure of Invention

The utility model aims at providing a vehicle engine admits air and radiating wind-guiding structure, it can form the engine and admit air the dedicated passage, satisfies the air input demand of engine to can prevent that sleet from mistake from going into and prevent engine compartment steam backward flow, promote whole car dynamic nature and fuel economy.

A vehicle engine admit air and radiating wind-guiding structure, including aviation baffle assembly and rather than adjacent front end frame, front collision crossbeam, front bumper upper cover plate, front bumper assembly and radiator, characterized by: the air guide plate assembly comprises an air guide body, a first mounting structure is arranged at the lower part of the outer side of the air guide body, a second mounting structure is arranged in the middle of the inner side of the air guide body, a third mounting structure is arranged at the upper part of the outer side of the air guide body, a fourth mounting structure and a fifth mounting structure are arranged on the upper side of the inner side of the air guide body, and the five mounting structures on the air guide body are respectively connected to the front end frame in a matched mode through bolts; a hinge structure is arranged on the upper part of the middle part of the air guide body, a self-buckle is arranged on the lower part of the hinge structure, and the hinge structure can rotate to avoid the front collision cross beam and is fixed through the self-buckle to wrap the front collision cross beam; and sealing strips are arranged at the positions of the wind guide body adjacent to the front end frame, the front collision beam, the front bumper upper cover plate, the front bumper assembly and the radiator.

The wind deflector assembly further comprises a first sealing strip and a second sealing strip which are arranged on the edge of the upper part of the wind deflector body, a third sealing strip and a fourth sealing strip which are respectively arranged on the upper part and the lower part of the edge of the outer side of the wind deflector body, a fifth sealing strip, a sixth sealing strip and a seventh sealing strip which are respectively arranged on the upper part, the middle part and the upper part of the edge of the inner side of the wind deflector body, and an eighth sealing strip which is arranged on the edge of the hinge structure; the first sealing strip and the second sealing strip interfere with the front bumper upper cover plate in an overlapping mode, the third sealing strip and the fourth sealing strip interfere with the front bumper assembly in an overlapping mode, the fifth sealing strip, the sixth sealing strip and the seventh sealing strip interfere with the radiator in an overlapping mode, and the eighth sealing strip interferes with the front collision beam in an overlapping mode.

Further, first sealing strip, second sealing strip, third sealing strip, fourth sealing strip, fifth sealing strip, sixth sealing strip, seventh sealing strip and eighth sealing strip are the bubble cotton that adopts the EPDM foaming to one side is pasted with the double faced adhesive tape, pastes at wind-guiding body border all around through the double faced adhesive tape.

Further, the first mounting structure, the second mounting structure, the third mounting structure, the fourth mounting structure and the fifth mounting structure on the air guide body are of an injection molding integrated forming structure.

The utility model has the advantages that:

because wind-guiding body local area hinge structure and self buckle structure, accessible hinge structure is rotatory when assembling the front end frame and is dodged the front collision crossbeam, then fixed through self buckle structure, with front collision crossbeam parcel wherein to fill the space between front collision crossbeam and the radiator, improve sealed effect.

Because each sealing strip is foam made of EPDM foam and is in interference lap joint with peripheral components, the sealing effect is ensured. The device can prevent rain and snow from entering the engine compartment by mistake and prevent hot air backflow of the engine compartment, and improves the dynamic property and the fuel economy of the whole vehicle.

Because the air guide body is formed by one-time injection molding through a pair of injection molds, the manufacturing and transporting cost can be saved, the assembling time is reduced, and the cost of the whole vehicle is finally saved.

Drawings

Fig. 1 is a schematic structural view of an air deflector assembly of the present invention;

fig. 2 is a schematic structural diagram of the present invention;

fig. 3 is a schematic cross-sectional view of the air deflector assembly of the present invention after being assembled with peripheral components (the arrow in the figure indicates the direction of the intake air flow of the engine).

In the figure (technical signature): 1-an air deflector assembly, 10-an air deflector body, 11-a first mounting structure, 12-a second mounting structure, 13-a third mounting structure, 14-a fourth mounting structure, 15-a fifth mounting structure, 16-a hinge structure, 17-a self-buckle;

101-a first sealing strip, 102-a second sealing strip, 103-a third sealing strip, 104-a fourth sealing strip, 105-a fifth sealing strip, 106-a sixth sealing strip, 107-a seventh sealing strip, 108-an eighth sealing strip;

2-front end frame;

3-front collision beam;

4-front bumper upper cover plate;

5-a front bumper assembly;

6-radiator.

Detailed Description

The technical solution of the present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1, 2 and 3, an air guide structure for air intake and heat dissipation of a vehicle engine includes an air guide plate assembly 1, and a front end frame 2, a front collision beam 3, a front bumper upper cover plate 4, a front bumper assembly 5 and a radiator 6 adjacent to the air guide plate assembly, and is characterized in that: the air guide plate assembly 1 comprises an air guide body 10, wherein a first mounting structure 11 is arranged at the lower part of the outer side of the air guide body 10, a second mounting structure 12 is arranged at the middle part of the inner side of the air guide body 10, a third mounting structure 13 is arranged at the upper part of the outer side of the air guide body 10, a fourth mounting structure 14 and a fifth mounting structure 15 are arranged on the upper side of the inner side of the air guide body 10, and the five mounting structures on the air guide body 10 are respectively connected to the front end frame 2 in a matched mode through bolts; a hinge structure 16 is arranged at the upper part of the middle part of the air guide body 10, a self buckle 17 is arranged at the lower part of the hinge structure 16, the hinge structure 16 can rotate to avoid the front collision beam 3 and is fixed through the self buckle 17 to wrap the front collision beam 3 so as to fill the gap between the front collision beam and the radiator and improve the sealing effect; sealing strips are arranged at the positions of the wind guide body 10, which are adjacent to the front end frame 2, the front collision beam 3, the front bumper upper cover plate 4, the front bumper assembly 5 and the radiator 6.

The air deflector assembly 1 further comprises a first sealing strip 101 and a second sealing strip 102 which are arranged on the edge of the upper part of the air deflector body 10, a third sealing strip 103 and a fourth sealing strip 104 which are respectively arranged on the upper part and the lower part of the outer edge of the air deflector body 10, a fifth sealing strip 105, a sixth sealing strip 106 and a seventh sealing strip 107 which are respectively arranged on the upper part, the middle part and the upper part of the inner edge of the air deflector body 10, and an eighth sealing strip 108 which is arranged on the edge of the hinge structure 16; the first sealing strip 101 and the second sealing strip 102 are in interference lap joint with the front bumper upper cover plate 4, the third sealing strip 103 and the fourth sealing strip 104 are in interference lap joint with the front bumper assembly 5, the fifth sealing strip 105, the sixth sealing strip 106 and the seventh sealing strip 107 are in interference lap joint with the radiator 6, and the eighth sealing strip 108 is in interference lap joint with the front collision beam 3. The sealing strips are in interference lap joint with the peripheral members to ensure the sealing function.

The first sealing strip 101, the second sealing strip 102, the third sealing strip 103, the fourth sealing strip 104, the fifth sealing strip 105, the sixth sealing strip 106, the seventh sealing strip 107 and the eighth sealing strip 108 are all foam made of EPDM, and one surface of each foam is pasted with double-sided adhesive and is pasted on the periphery of the air guide body 10 through the double-sided adhesive. The width of each sealing strip is 10mm, the height is 10mm, and the length is determined according to the specific position.

The first mounting structure 11, the second mounting structure 12, the third mounting structure 13, the fourth mounting structure 14 and the fifth mounting structure 15 on the air guide body 10 are of an injection molding integral molding structure. The one-time injection molding is carried out through one pair of injection molds, so that the manufacturing and transporting cost can be saved, the assembling time is reduced, and the cost of the whole vehicle is finally saved.

The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The utility model discloses not only confine to above embodiment, its wind-guiding body local change and the cotton length of sealed bubble and quantity etc. can change according to actual conditions. In summary, all changes which come within the scope of the independent claims of the invention are to be embraced therein.

Claims

1. The utility model provides a vehicle engine admits air and radiating wind-guiding structure, includes aviation baffle assembly (1) and rather than adjacent front end frame (2), preceding collision crossbeam (3), front bumper upper cover plate (4), front bumper assembly (5) and radiator (6), characterized by: the air guide plate assembly (1) comprises an air guide body (10), a first mounting structure (11) is arranged on the lower portion of the outer side of the air guide body (10), a second mounting structure (12) is arranged in the middle of the inner side of the air guide body, a third mounting structure (13) is arranged on the upper portion of the outer side of the air guide body (10), a fourth mounting structure (14) and a fifth mounting structure (15) are arranged on the upper side of the inner side of the air guide body (10), and the five mounting structures on the air guide body (10) are connected to the front-end frame (2) through bolts in a matched mode respectively; a hinge structure (16) is arranged on the upper part of the middle part of the air guide body (10), a self-buckle (17) is arranged on the lower part of the hinge structure (16), the hinge structure (16) can rotate to avoid the front collision beam (3) and is fixed through the self-buckle (17) to wrap the front collision beam (3); and sealing strips are arranged at the positions of the wind guide body (10) adjacent to the front end frame (2), the front collision beam (3), the front bumper upper cover plate (4), the front bumper assembly (5) and the radiator (6).

2. The air guide structure for vehicle engine air intake and heat dissipation according to claim 1, wherein: the air guide plate assembly (1) further comprises a first sealing strip (101) and a second sealing strip (102) which are arranged on the edge of the upper portion of the air guide body (10), a third sealing strip (103) and a fourth sealing strip (104) which are respectively arranged on the upper portion and the lower portion of the outer edge of the air guide body (10), a fifth sealing strip (105), a sixth sealing strip (106) and a seventh sealing strip (107) which are respectively arranged on the upper portion, the middle portion and the upper portion of the inner edge of the air guide body (10), and an eighth sealing strip (108) which is arranged on the edge of the hinge structure (16); the first sealing strip (101) and the second sealing strip (102) are in interference lap joint with the front bumper upper cover plate (4), the third sealing strip (103) and the fourth sealing strip (104) are in interference lap joint with the front bumper assembly (5), the fifth sealing strip (105), the sixth sealing strip (106) and the seventh sealing strip (107) are in interference lap joint with the radiator (6), and the eighth sealing strip (108) is in interference lap joint with the front collision beam (3).

3. The air guide structure for vehicle engine air intake and heat dissipation according to claim 2, wherein: the air guide duct is characterized in that the first sealing strip (101), the second sealing strip (102), the third sealing strip (103), the fourth sealing strip (104), the fifth sealing strip (105), the sixth sealing strip (106), the seventh sealing strip (107) and the eighth sealing strip (108) are all foam made of EPDM foam, one face of the foam is pasted with double-faced adhesive tape, and the foam is pasted on the periphery edge of the air guide body (10) through the double-faced adhesive tape.

4. The air guide structure for vehicle engine air intake and heat dissipation according to claim 1, wherein: the air guide body (10) is provided with a first mounting structure (11), a second mounting structure (12), a third mounting structure (13), a fourth mounting structure (14) and a fifth mounting structure (15) which are integrally formed by injection molding.