CN210000114U

CN210000114U - Grid assembly and car

Info

Publication number: CN210000114U
Application number: CN201920900709.5U
Authority: CN
Inventors: 黄帅; 牛荣平; 李宇洲; 尤晓东; 张志远; 王杰; 孙晓磊
Original assignee: Great Wall Motor Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-01-31
Anticipated expiration: 2029-06-14

Abstract

The utility model provides an grid assembly and car belongs to vehicle technical field, including ring frame, grid and fan, ring frame inside is hollow structure, has interior ring frame, outer loop frame and connects outside frame and the interior side frame between interior ring frame and outer loop frame, is equipped with the air outlet along the length direction of interior ring frame, is equipped with the air intake on the outer loop frame, and the grid is laid on interior ring frame, and is located the outside of air outlet, and the fan sets firmly on ring frame, and the fan is under drive arrangement's effect, through the inside air supply of air intake to ring frame, the utility model provides a grid assembly, fan are installed on ring frame, can not lead to the fact the sheltering from to the grid, can improve the utilization efficiency of fan and the utilization ratio of windward side, reduce the utilization in space simultaneously, promote the stability and the fuel economy nature of vehicle operation, practice thrift the running cost.

Description

Grid assembly and car

Technical Field

The utility model belongs to the technical field of the vehicle, more specifically say, relate to kinds of grid assemblies and car.

Background

Along with energy crisis and increasingly serious emission pollution, people have higher and higher requirements on the reliability, economy and emission performance of automobiles, the thermal management of an automobile engine cabin also becomes links which are not negligible in automobile research and development, the performance and service life of the engine can be influenced by over-cooling and over-heating of the engine, the engine can be ensured to work reliably at a proper temperature, and the method is an important way for improving the fuel economy and safety and reducing the emission.

An air intake grille of an automobile is usually arranged right in front of an engine compartment, and mainly has two effects of air intake and heat dissipation of the engine, and outside air enters the engine compartment during the driving process of the automobile or the operation of a fan. The air inlet flow at the front end of the automobile directly influences the heat transfer in the engine compartment, influences the dynamic property, the fuel economy, the operation stability, the riding comfort and the driving safety of the automobile, and can reduce the aerodynamic resistance of the automobile, improve the engine warming efficiency and improve the vehicle performance by changing the grille air inlet amount and the air resistance of the automobile.

The traditional fan is an axial flow fan with blades, is arranged on a radiator frame, and has the functions of increasing the air inlet volume of a radiator and an air conditioner condenser, fully taking away the heat of cooling liquid and a refrigerant, reducing the temperature of the cooling liquid and the air conditioner refrigerant and ensuring the normal operation of a vehicle.

The existing automobile air inlet grille has the following defects:

, an air inlet grille of the vehicle is arranged on a front bumper, a fan is arranged on a cooling module, and the fan and the air inlet grille are respectively arranged, so that the arrangement space is increased;

and secondly, the fan frame can shield part of the radiator core and the condenser core, the shielded part can not fully carry out heat exchange, the power consumption of the fan can be additionally increased, and the utilization rate of the windward wind can be reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide kinds of grid assemblies to solve the fan utilization ratio that exists among the prior art and hang down, the poor technical problem of heat dispersion.

In order to achieve the purpose, the utility model adopts the technical scheme that grid assemblies are provided and comprise an annular frame, grids and a fan, wherein the annular frame is internally of a hollow structure and is provided with an inner ring frame, an outer side frame and an inner side frame, the outer side frame and the inner side frame are connected between the inner ring frame and the outer ring frame, an air outlet is arranged along the length direction of the inner ring frame, an air inlet is arranged on the outer ring frame, the grids are arranged on the inner ring frame and are positioned outside the air outlet, the fan is fixedly arranged on the annular frame, and the fan supplies air to the interior of the annular frame through the air inlet under the action of a driving device.

, the air outlet is an annular slit arranged along the length direction of the inner ring frame.

, the annular slit is disposed adjacent to the outer frame.

, the annular slit is an inclined slit arranged on the inner ring frame and provided with an opening inclined towards the inner side frame.

, connecting end of the outer frame with the outer ring frame in smooth transition, connecting another end with the upper part of the inner ring frame to form an outer overlapping part overlapping with the end of the inner ring frame, connecting end of the inner ring frame with the inner frame, connecting another end with the lower part of the outer frame to form an inner overlapping part overlapping with the end of the inner ring frame, and forming the annular seam for air flow passing between the outer overlapping part and the inner overlapping part.

, the inner folding part is bent towards the hollow cavity enclosed by the annular frame.

, the annular frame is formed integrally from a sheet material , the opposite ends of which overlap to form the annular seam.

, the air inlet is located at the orthographic projection of the fan on the outer ring frame.

, the fan is connected below the ring frame by a support frame connected with the outer ring frame, the support frame is a cylinder, the end of the cylinder is fixed on the outer wall of the outer ring frame, the air inlet is wrapped in the cylinder, and the fan is installed in the cylinder.

Another object of the present invention is to provide automobiles with the grille assembly.

The utility model provides a grid assembly's beneficial effect lies in: compared with the prior art, the utility model discloses the grid assembly, with the fan integrated to the grid on, the inside hollow structure that is of ring frame is equipped with the air intake and the air outlet with well cavity intercommunication, the fan is installed on ring frame, starts the fan, and the air current gets into well cavity through the air intake to flow along well cavity rapidly, and spout fast through the air outlet, produce the air current of fast flow, and then cool off radiator or condenser.

The utility model provides an automobile, because the fan is installed on ring frame, can not cause the grid to shelter from, improve the utilization efficiency of fan and the utilization ratio of windward, reduce the utilization in space simultaneously, promote the stability and the fuel economy of vehicle operation, practice thrift the running cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only the embodiments of the present invention, and those skilled in the art can also obtain other drawings without creative efforts.

Fig. 1 is a schematic front view of a grille assembly according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is an enlarged view of a portion of the ring frame of FIG. 2;

FIG. 4 is a simplified structural schematic view of the ring frame of FIG. 3;

fig. 5 is a schematic perspective view of a grating assembly according to an embodiment of the present invention.

Wherein, the labels in the figure are:

1. a grid; 2. an annular frame; 21. an inner ring frame; 22. an inner frame; 23. an outer ring frame; 24. an outer frame; 25. an outer overlapping portion; 26. an air outlet; 27. an inner overlapping portion; 3. a fan; 4. a support frame; 5. a baffle plate; 6. a rotating shaft.

Detailed Description

In order to make the technical problems, technical solutions and advantages of the present invention to be solved clearer, the present invention is described in detail below with reference to the accompanying drawings and embodiments in steps.

referring to fig. 1 to 5, the grille assembly of the present invention is described, which includes a ring frame 2, a grille 1 and a fan 3, wherein the ring frame 2 is hollow and has an inner ring frame 21, an outer ring frame 23, an outer side frame 24 and an inner side frame 22 connected between the inner ring frame 21 and the outer ring frame 23, an air outlet 26 is disposed along the length direction of the inner ring frame 21, an air inlet is disposed on the outer ring frame 23, the grille 1 is disposed on the inner ring frame 21 and located outside the air outlet 26, and the fan 3 is fixed on the ring frame 2 and supplies air to the inside of the ring frame 2 through the air inlet under the action of a driving device.

The utility model provides a grid assembly compares with prior art, on integrating the grid with

fan

3, 2 inside settings are hollow structure for ring frame to be equipped with air intake and the air outlet 26 of well cavity intercommunication, fan 3 installs on ring frame 2, start fan 3, the air current is through the air intake entering well cavity, and flow along well cavity rapidly, the air current can be spout through air outlet 26 fast simultaneously, produce the air current of fast flow, and then cool off radiator or condenser.

The utility model provides an automobile, because fan 3 installs on ring frame, can not cause the grid to shelter from, can not shelter from the windward of vehicle, during the low temperature, fan 3 closes, reduce warm-up time, promote vehicle stability and fuel economy, improve the result of use of warm braw, in high speed, fan 3 opens, improve windward utilization rate, reduce the windage, improve dynamic property, improve fan 3's utilization efficiency, improve the utilization ratio of windward, reduce the utilization in space simultaneously, promote vehicle stability and fuel economy, and the cost is saved.

In the embodiment, the grating comprises a plurality of grating blocks which are connected to the inner ring frame of the annular frame in parallel, and the grating blocks can be arranged vertically and horizontally in parallel; the plurality of bars may also be interwoven as a mesh structure. The grating can be in an integral type, a split type and other structural forms.

Optionally, referring to fig. 5, the baffle 5 is arranged on the grille 1, the baffle 5 is rotatably connected to the annular frame 2, the grille is closed at low temperature, the fan 3 is closed, warming time is shortened, vehicle stability and fuel economy are improved, the using effect of warm air is improved, the grille is opened at high speed, the fan 3 is opened, the utilization rate of the windward is improved, wind resistance is reduced, and dynamic performance is improved.

Please , refer to fig. 3 to 4, and the air outlet 26 is an annular gap along the length direction of the inner ring frame 21 according to embodiments of the grille assembly of the present invention.

Optionally, the air outlet 26 may also be a plurality of through holes uniformly distributed in the length direction of the inner ring frame 21.

Referring to fig. 3 to 4, the circular gap is close to the outer frame 24 as embodiments of the grille assembly provided by the present invention, the grille 1 is located outside the circular gap, and the airflow ejected from the circular gap drives the air in the circular frame 2 to flow rapidly, so as to drive the air outside the grille to flow, thereby increasing the amount of air entering through the grille.

Referring to fig. 3 and 4, the embodiments of the grille assembly provided by the present invention are shown, in which the annular slot is an inclined slot that is disposed on the inner ring frame 21 and has an opening inclined toward the inner frame 22. in this embodiment, that is, the inclined slot is inclined toward the radiator and the cooler in the vehicle, and the airflow is ejected from the inclined slot toward the radiator, which is beneficial to improving the heat dissipation effect.

Referring to fig. 3 to 4, as specific embodiments of the grille assembly provided by the present invention, the end of the outer frame 24 is connected to the outer frame 23 in a smooth transition manner, the end extends upward of the inner frame 21 and forms an outer overlapping portion 25 overlapping with the end of the inner frame 21, the end of the inner frame 21 is connected to the inner frame 22, the end extends downward of the outer frame 24 and forms an inner overlapping portion 27 overlapping with the end of the inner frame 21, and an annular gap for passing an air flow is formed between the outer overlapping portion 25 and the inner overlapping portion 27.

Referring to fig. 3 and 4, as the embodiments of the grille assembly provided by the present invention, the inner overlapping portion 27 is bent toward the hollow cavity formed by the surrounding of the ring frame 2, the inner overlapping portion 27 is bent toward the hollow cavity, so that the inner opening of the ring gap is larger than the outer opening, and the cross-sectional shape of the ring gap is similar to a trumpet shape, which is beneficial to improving the effect of fast blowing of the air flow, improving the utilization efficiency of the fan 3, and reducing the energy consumption.

Referring to fig. 3 and 4, the annular frame 2 is formed by using a plate, and opposite ends of the plate are overlapped to form an annular gap, the plate for manufacturing the annular frame can be made of metal, plastic material, plastic-steel material, etc. in embodiments of the grill assembly according to the present invention, the grill and the annular frame can be made of the same material.

Referring to fig. 1 and 2, the air inlet is located at the orthographic projection of the fan 3 on the outer ring frame 23. The fan 3 is opposite to the air inlet, and air flow generated by rotation of the fan can directly enter the hollow cavity of the annular frame through the air inlet, so that the utilization efficiency of the fan is improved.

Referring to fig. 1 to 2, the embodiments of the grill assembly according to the present invention include that the fan is connected below the ring frame by a support frame connected to the outer ring frame, the support frame 4 is a cylinder, the end of the cylinder is fixed to the outer wall of the outer ring frame 23, the air inlet is surrounded in the cylinder, and the fan 3 is installed in the cylinder, the cylinder is used for installing the fan 3, and the is used for gathering the air flow in the cylinder without scattering, and further steps are performed to improve the utilization efficiency of the fan 3.

The air inlet is a circular hole, or other regular polygonal holes such as a square hole, a diamond hole and the like.

In the present embodiment, referring to fig. 2, the grating 1 is an arc structure protruding outward.

The utility model discloses an aim at provides kind cars in addition, have grid assembly

Install the utility model provides an operating principle of car of grid assembly as follows:

in the vehicle driving process, when the temperature of the cooling liquid or the pressure of the refrigerant is too high, and forced ventilation and heat dissipation are required to be carried out, the fan 3 is started, the fan blades rotate to generate air flow, the air flow enters the hollow cavity inside the annular frame 2 through the air inlet and is then quickly sprayed out through the annular seam to generate quick air flow, and then the radiator or the condenser is cooled.

When the environment temperature is low in winter and the like, the engine needs to be rapidly heated and the fan 3 is closed in the running process of the vehicle just after starting, so that the purpose of rapid warming is achieved.

During the running process of the vehicle, an engine ECU (Electronic Control Unit, also called a running computer, a vehicle-mounted computer and the like, and specifically a special microcomputer controller for the vehicle in terms of application) identifies the states of various parts, collects the oil temperature, the water temperature, the vehicle speed and the air conditioning pressure of a transmission, identifies the working condition of the vehicle at the moment, according to the control strategy of the ECU, corresponding instructions are sent out, so that the opening state of the grille (for the grille provided with the rotary baffle 5) is controlled, the rotating speed of the fan 3 is controlled, the angle of the baffle 5 is enabled to identify the optimal value (the rotating angle of the baffle 5 is 0-90 degrees, the angle is divided into a plurality of gears, different angles correspond to different gears), then, the grille baffle 5 is opened to a corresponding gear by controlling the rotating mechanism, the fan 3 reaches the optimal rotating speed state, the air inlet control is realized, and the purpose of energy conservation is achieved.

In the embodiment, referring to fig. 2, the baffle 5 is rotatably connected through a rotating shaft 6 mounted on the grid 1, and the rotating shaft 6 is driven to rotate by a driving motor to drive the baffle 5 to rotate.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A grid assembly, comprising:

the annular frame is internally of a hollow structure and is provided with an inner ring frame, an outer side frame and an inner side frame, wherein the outer side frame and the inner side frame are connected between the inner ring frame and the outer ring frame;

the grille is distributed on the inner ring frame and positioned outside the air outlet;

and the fan is fixedly arranged on the annular frame, and supplies air to the inside of the annular frame through the air inlet under the action of the driving device.

2. The grate assembly of claim 1 wherein the air outlet is an annular slit disposed along the length of the inner ring frame.

3. The grate assembly of claim 2 wherein the annular gap is disposed adjacent the outer frame.

4. The grate assembly of claim 2 wherein the annular slot is an angled slot disposed in the inner ring frame with an opening that is angled toward the inner frame.

5. The grate assembly of claim 2 wherein said outer frame has an end in smooth transition with said outer frame, an end extending above said inner frame and forming an outer overlap overlapping the end of said inner frame, an end in said inner frame connecting to said inner frame, an end extending below said outer frame and forming an inner overlap overlapping the end of said inner frame, said outer overlap and said inner overlap forming said annular gap therebetween for the passage of air.

6. The grate assembly of claim 5 wherein the inner laminations are curved toward a hollow cavity enclosed by the annular frame.

7. The grate assembly of any of claims 2-6 and wherein said annular frame is integrally formed from a sheet material , opposite ends of said sheet material being overlapped to form said annular gap.

8. The grille assembly of claim 1, wherein the air inlet is located at an orthographic projection of the fan on the outer frame.

9. The grate assembly of claim 8 wherein the fan is attached to the underside of the ring frame by a support bracket attached to the outer ring frame, the support bracket being a cylinder, the end of the cylinder being secured to the outer wall of the outer ring frame, the intake vent being enclosed within the cylinder, the fan being mounted within the cylinder.

10. An automobile having a grille assembly as claimed in any one of claims 1 to 9 as claimed at .