CN212046866U

CN212046866U - Commercial car protects fan housing air-out air ducting

Info

Publication number: CN212046866U
Application number: CN202020856643.7U
Authority: CN
Inventors: 陈璟; 肖飞; 陈文勇; 陈英; 史美娟
Original assignee: Liuzhou Vocational and Technical College
Current assignee: Xiao Fei
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2020-12-01
Anticipated expiration: 2030-05-21

Abstract

The utility model provides an air outlet and guide device of a commercial vehicle fan guard, wherein the fan guard is positioned between an annular fan at the side end of an engine and a radiator; the side end of the radiator is fixedly connected with an intercooler; the upper end of the radiator is fixedly connected with the auxiliary water tank; the fan cover is a U-shaped air guide fan cover, and the U-shaped air guide fan cover comprises a cover body, a lower air deflector, a U-shaped groove and an upper air deflector; the U-shaped wind guide and protection cover is of a structure with a square front end and a circular rear end; the front end of the U-shaped wind guide and protection cover is a cover body, and one end of the cover body is fixedly connected with the radiator; the U-shaped groove is arranged at the other end of the cover body; the lower end of the U-shaped groove is provided with a lower air deflector, and the upper end of the U-shaped groove is provided with an upper wind deflector safely. The outer end annular ring of the annular fan is positioned in the U-shaped groove. The U-shaped wind shield is an injection molding piece, and plastic wind shields are fixedly mounted at the upper end and the lower end of the U-shaped wind shield. The surface of the U-shaped wind protection cover is coated with an environment-friendly wear-resistant coating. The utility model discloses can reduce the fan raise dust when improving commercial car cooling system heat-sinking capability, reduce the pollution to the environment.

Description

Commercial car protects fan housing air-out air ducting

Technical Field

The utility model relates to an aerodynamics and automobile manufacturing technical field especially relate to a commercial car protects fan housing air-out air ducting.

Background

In order to implement more strict automobile emission standards in the country of 'winning blue sky guard war', in order to meet the continuously upgraded national emission standards, all commercial vehicle enterprises are tightening the vehicle models of the national six-emission standards, the national six-vehicle models, particularly the high-horsepower and natural gas vehicle models, have higher matching requirements on a cooling system, the prior art cannot completely meet the requirements of the national six-emission standards, in recent years, the dust raising problem of vehicles is increasingly serious, particularly, slag vehicles and customer complaints are great, the environment is greatly polluted, and the human health is harmed. Traditional fan housing structure, by the U type fan housing body, U type fan housing U type groove is constituteed, through the U type fan housing body, U type fan housing U type groove is connected square radiator with the fan that is rotary motion, laminating fan blade ring that U type fan housing rear end U type groove can be better, reduce apex clearance and the influence of fan air-out secondary cycle vortex, reduce the system resistance, it is higher to make fan efficiency, the U type fan housing body has slick and sly transitional streamlined polyhedron structure, the air current that the suction that makes the fan can be even passes through the radiator core, reduce fan-out fan's resistance, improve radiator heat exchange efficiency in the reinforcing fan induced draft ability.

However, when the horsepower of the engine is continuously increased and the heat dissipation requirement is further increased, hot air in front of the radiator flows back seriously, the inlet air temperature is greatly increased, the traditional U-shaped fan cover cannot meet the new heat dissipation requirement, and the air outlet of the fan is directly guided to the ground by the fan cover to cause dust raising, so that the traditional U-shaped fan cover cannot meet the requirements of heat dissipation of the heavy commercial vehicle and reduction of dust raising of a vehicle fan. Therefore, the structure of the traditional commercial vehicle fan guard structure needs to be improved, so that the heat dissipation capacity of the commercial vehicle cooling system is improved, the dust raised by a fan is reduced, and the pollution to the environment is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a commercial car protects fan housing air-out air ducting to solve the problem that above-mentioned prior art exists, can reduce the fan raise dust when improving commercial car cooling system heat-sinking capability, reduce the pollution to the environment.

In order to achieve the above object, the utility model provides a following scheme: the utility model provides an air outlet and guiding device of a commercial vehicle fan guard, wherein the fan guard is positioned between an annular fan at the side end of an engine and a radiator; the side end of the radiator is fixedly connected with an intercooler; the upper end of the radiator is fixedly connected with the auxiliary water tank;

the U-shaped air guide fan cover comprises a cover body, a lower air deflector, a U-shaped groove and an upper air deflector;

the U-shaped wind guide and protection cover is of a structure with a square front end and a circular rear end; the front end of the U-shaped wind guide and protection cover is the cover body, and one end of the cover body is fixedly connected with the radiator; the U-shaped groove is arranged at the other end of the cover body;

the lower end of the U-shaped groove is provided with a lower air deflector, and the upper end of the U-shaped groove is provided with an upper wind deflector safely.

Preferably, the outer end annular ring of the annular fan is positioned in the U-shaped groove.

Preferably, the U-shaped air guide and air protection cover is an injection molding, and plastic wind shields are fixedly mounted at the upper end and the lower end of the U-shaped air guide and air protection cover.

Preferably, the surface of the U-shaped wind guide and protection cover is coated with an environment-friendly wear-resistant coating.

The utility model discloses a following technological effect: the utility model discloses commercial car U type protects fan housing air ducting, and the fan housing rear end U type groove can be better laminating fan blade ring is protected to the U type, reduces apex clearance and the influence of fan air-out secondary circulation vortex, and the reducing system resistance makes fan efficiency higher. The air deflector is positioned at the lower end of the U-shaped air protection ring and guides the fan outlet air to the rear of the engine, so that the fan outlet air is tightly attached to the surface of the engine and flows out uniformly and smoothly from the lower surface of an oil pan, the air outlet direction of the fan is effectively controlled, fan dust caused by the fact that the fan outlet air directly blows to the ground is reduced, and further the environmental pollution is reduced. The U-shaped wind shield air guiding device reduces secondary return of air outlet of the fan, improves the efficiency of the fan, improves the cooling performance, reduces the oil consumption of the whole vehicle, simultaneously enables the air outlet of the fan to be controllable by the air guiding plate, reduces the air outlet of the fan to directly blow ground raise dust and blocks secondary air guiding of the frame, and therefore the U-shaped wind shield air guiding device can simultaneously play a role in improving the cooling performance of a cooling system, reducing the oil consumption, reducing the raise dust of the fan and reducing the environmental pollution.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments 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 can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural view of the air guiding device of the U-shaped wind protection cover of the present invention;

fig. 2 is a schematic view of the U-shaped wind protection cover of the present invention.

The engine comprises an intercooler 1, a radiator 2, a U-shaped air guide and protection cover 3, an annular fan 4, an engine 5, an auxiliary water tank 6, a cover body 31, a lower air guide plate 32, a U-shaped groove 33 and an upper air baffle 34.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1-2, the utility model provides an air outlet and guiding device for a commercial vehicle wind shield, wherein the wind shield is positioned between an annular fan 4 at the side end of an engine 5 and a radiator 2; the side end of the radiator 2 is fixedly connected with an intercooler 1; the upper end of the radiator 2 is fixedly connected with an auxiliary water tank 6.

The wind protection cover is a U-shaped wind guiding wind protection cover 3, and the U-shaped wind guiding wind protection cover 3 comprises a cover body 31, a lower wind deflector 32, a U-shaped groove 33 and an upper wind deflector 34;

the U-shaped wind guide and protection cover 3 is of a structure with a square front end and a circular rear end; the front end of the U-shaped wind guide and protection cover 3 is a cover body 31, and one end of the cover body 31 is fixedly connected with the radiator 2; a U-shaped groove 33 is arranged at the other end of the cover body 31;

lower aviation baffle 32 is installed to U type groove 33 lower extreme, and there is last deep bead 34 upper end safety, and the blade ring of ring fan 4 can be better laminated in U type groove 33, reduces apex clearance and fan air-out secondary cycle vortex influence, reduces system resistance, makes ring fan 4's efficiency higher. Moreover, the upper wind shield 34 can guide the wind of the ring fan 4 to the rear evenly and stably, and can effectively avoid secondary backflow of the fan wind due to the blockage of the cab bottom plate, reduce the inlet air temperature of the radiator, reduce the system resistance, improve the fan efficiency and reduce the oil consumption of the whole vehicle. In addition, the lower air deflector 32 can control the air outlet of the fan, so that the air outlet of the fan can be uniformly and smoothly flowed out by being tightly attached to the surface of the engine and the lower surface of the oil pan, the air outlet direction of the fan is effectively controlled, the dust raised by the fan caused by the air outlet of the fan directly blowing to the ground is reduced, the pollution to the environment and the influence on the human health are further reduced, the air deflector also simultaneously blocks the hot air which is secondarily guided back along the frame after the air outlet of the fan, and the obvious effects of reducing the hot air backflow and improving the heat dissipation capacity.

The outer end annular ring of the annular fan 4 is positioned in the U-shaped groove 33, the U-shaped air guide fan protection cover 3 is an injection molding part, and plastic wind shields are fixedly mounted at the upper end and the lower end of the U-shaped air guide fan protection cover 3.

The surface of the U-shaped wind guide and protection cover 3 is coated with an environment-friendly wear-resistant coating, so that the service life is long, and the U-shaped wind guide and protection cover is more environment-friendly.

The utility model discloses well U type protects fan housing air ducting can play improvement cooling system cooling performance simultaneously, and oil reduction reduces the fan raise dust, reduces environmental pollution's effect, under energy saving and emission reduction's policy big environment, the utility model discloses technical scheme has important practical meaning.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The commercial vehicle wind protection cover air outlet and guide device is characterized in that the wind protection cover is positioned between an annular fan (4) at the side end of an engine (5) and a radiator (2); the side end of the radiator (2) is fixedly connected with an intercooler (1); the upper end of the radiator (2) is fixedly connected with an auxiliary water tank (6);

the wind protection cover is a U-shaped wind guiding and protecting cover (3), and the U-shaped wind guiding and protecting cover (3) comprises a cover body (31), a lower wind guide plate (32), a U-shaped groove (33) and an upper wind shield plate (34);

the U-shaped wind guide and protection cover (3) is of a structure with a square front end and a circular rear end; the front end of the U-shaped wind guide and protection cover (3) is provided with the cover body (31), and one end of the cover body (31) is fixedly connected with the radiator (2); the U-shaped groove (33) is arranged at the other end of the cover body (31);

the lower end of the U-shaped groove (33) is provided with a lower air deflector (32), and the upper end of the U-shaped groove is provided with an upper wind shield (34) safely.

2. The commercial vehicle wind shield air-out and air-guiding device according to claim 1, wherein an outer end annular ring of the annular fan (4) is located in the U-shaped groove (33).

3. The commercial vehicle wind-guard wind-outlet and wind-guiding device according to claim 1, wherein the U-shaped wind-guard hood (3) is an injection molding, and plastic wind-guards are fixedly mounted on both upper and lower ends of the U-shaped wind-guard hood (3).

4. The commercial vehicle wind shield air-out and wind-guiding device according to claim 3, wherein the surface of the U-shaped wind shield (3) is coated with an environment-friendly wear-resistant coating.