CN108482072B - Platformized air duct - Google Patents

Abstract

The invention relates to the technical field of passenger car air conditioners, and in particular to a platform-based air duct, which comprises an upper air duct, a lower air duct, a back panel, an upper side panel and a lower side panel, wherein the air duct upper panel and the back panel and the upper side plate to form an upper cavity, the lower plate of the air duct, the back plate and the lower side plate are enclosed to form a lower cavity, and the upper plate of the air duct is opened to communicate with the upper cavity The air inlet of the air duct is provided with an air outlet communicating with the lower cavity on the lower plate of the air duct, and air volume distribution holes are arranged between the upper cavity and the lower cavity; With splices. In the later stage of the invention, the air duct can be adapted to serialized models of different vehicle lengths and vehicle heights by splicing between the air ducts and locally optimizing the position and number of the air volume distribution holes and the air outlets, avoiding repeated designs and greatly reducing costs. .

Description

A platform air duct

technical field

The invention relates to the technical field of passenger car air conditioners, in particular to a platform-based air duct.

Background technique

The passenger car air conditioning system is a device that realizes cooling, heating, ventilation and air purification of the air in the passenger car compartment. It can provide a comfortable riding environment for passengers, reduce the driver's fatigue strength, and improve driving safety.

With the advancement of technology, all OEMs will now use platform technology to launch serialized models with different lengths and heights to the relevant markets. The existing air-conditioning air duct needs to be individually designed for each model in the serialized model. With the increase of serialized models, this air duct design method has the defects of repeated design and large investment.

Therefore, there is an urgent need for a platform air duct that can solve the above problems.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a platform-based air duct, which is suitable for serialized vehicle models with different vehicle lengths and vehicle heights, avoids repeated designs, and reduces costs.

For this purpose, the present invention adopts the following technical solutions:

A platformized air duct includes an air duct upper plate, an air duct lower plate, a back plate, an upper side plate and a lower side plate, wherein the air duct upper plate, the back plate and the upper side plate are enclosed to form an upper cavity , the lower plate of the air duct, the back plate and the lower side plate are enclosed into a lower cavity, the upper plate of the air duct is provided with an air inlet communicating with the upper cavity, and the lower plate of the air duct is An air outlet communicated with the lower cavity is opened, and air volume distribution holes are arranged between the upper cavity and the lower cavity; the two ends of the back plate are provided with splicing parts.

By adjusting the position and number of air distribution holes, the air volume of each air outlet can be controlled; by adjusting the position and number of air outlets, the air outlet direction and air outlet speed can be optimized; The splicing part can realize the splicing of infinite length between air ducts. That is, in the later stage, the splicing between the air ducts and the local optimization of the position and number of the air volume distribution holes and the air outlets can make the air ducts suitable for serialized models of different vehicle lengths and vehicle heights, avoiding repeated designs and greatly reducing costs.

As a preferred technical solution for the platformized air duct, the splicing part at one end of the back plate is an inner slot opened on the inner side of the back plate, and the splicing part at the other end of the back plate is opened in the In the outer slots on the outer side of the backplane, the inner slot of one air duct and the outer slot of the other air duct can be plugged and matched.

As a preferred technical solution of the platformized air duct, the width and depth of the inner slot and the outer slot are equal.

As a preferred technical solution of the platformized air duct, the air duct lower plate includes an air duct lower plate body and a spacer extending inward from the upper end of the air duct lower plate body, and the spacer is located in the upper cavity. Between the lower cavity and the lower cavity, the air volume distribution hole is opened on the spacer.

As a preferred technical solution for the platformized air duct, a fixing groove extending along its own length direction is formed on the spacer, and the lower end of the upper plate of the air duct is fixed in the fixing groove.

As a preferred technical solution of the platformized air duct, a first installation hole is formed on the spacer, and a second installation hole corresponding to the first installation hole is formed on the back plate.

As a preferred technical solution for the platform-based air duct, the air outlet is opened on the lower body of the air duct, and the lower body of the air duct has a curvature.

As a preferred technical solution of the platform-based air duct, a grille is arranged in the air outlet.

As a preferred technical solution for a platform-based air duct, the upper plate of the air duct and the lower plate of the air duct are both extruded from aluminum profiles.

As a preferred technical solution for a platform-based air duct, the backplane is a plastic backplane.

The present invention has the beneficial effects compared to the prior art:

In the platform air duct provided by the present invention, the air volume of each air outlet can be controlled by adjusting the position and number of the air volume distribution holes; Optimization; in addition, infinite length splicing between air ducts can be achieved through the splicing parts at both ends of the backplane. That is, in the later stage, the splicing between the air ducts and the local optimization of the position and number of the air volume distribution holes and the air outlets can make the air ducts suitable for serialized models of different vehicle lengths and vehicle heights, avoiding repeated designs and greatly reducing costs.

Description of drawings

Fig. 1 is the structural representation of the platform air duct provided by the present invention;

Fig. 2 is the front structure schematic diagram of the back plate in the platform air duct provided by the present invention;

3 is a schematic view of the rear structure of the back plate in the platform air duct provided by the present invention;

Fig. 4 is the structural representation of the upper plate of the air duct in the platform air duct provided by the present invention;

Fig. 5 is the structural representation of the lower plate of the air duct in the platform air duct provided by the present invention;

Fig. 6 is the structural representation of the upper side plate in the platform air duct provided by the present invention;

7 is a schematic structural diagram of the middle and lower side plates of the platform air duct provided by the present invention.

In the picture:

1- upper plate of air duct; 2- lower plate of air duct; 3- back plate; 4- upper side plate; 5- lower side plate; 6- grille;

11- air inlet;

21- lower body of air duct; 22- spacer; 211- air outlet; 221- air volume distribution hole; 222- fixing slot; 223- first installation hole;

31-inner slot; 32-outer slot; 33-second installation hole.

Detailed ways

The technical solutions of the present invention are further described below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention. In addition, it should be noted that, for the convenience of description, the accompanying drawings only show some but not all of the parts related to the present invention.

As shown in FIGS. 1-7 , the present invention provides a platformized air duct, including an upper air duct 1, a lower air duct 2, a back panel 3, an upper side panel 4 and a lower side panel 5, wherein the upper air duct 1 , the back plate 3 and the upper side plate 4 are enclosed into an upper cavity, the air duct lower plate 2, the back plate 3 and the lower side plate 5 are enclosed into a lower cavity, and the air duct upper plate 1 is provided with an air inlet that communicates with the upper cavity. 11. The lower plate 2 of the air duct is provided with an air outlet 211 that communicates with the lower cavity. The air outlet 211 is provided with a grille 6, and an air volume distribution hole 221 is arranged between the upper cavity and the lower cavity. 211 is correspondingly provided with a number of air volume distribution holes 221; in addition, both ends of the back plate 3 have splicing parts.

When the air duct supplies air, the wind first enters the upper cavity through the air inlet 11 , then enters the lower cavity through the air volume distribution hole 221 , and finally is sent to the target area through the air outlet 211 . By adjusting the position and number of the air volume distribution holes 221, the air volume of each air outlet 211 can be controlled; by adjusting the position and number of the air outlet 211, the air outlet direction and air outlet speed can be optimized; The splicing parts at both ends of the plate 3 can realize the splicing of infinite lengths between the air ducts. That is to say, in the later stage, the splicing between the air ducts and the local optimization of the position and number of the air volume distribution holes 221 and the air outlets 211 can make the air ducts adapt to the serialized models of different vehicle lengths and vehicle heights, avoiding repeated designs and greatly reducing the cost. cost.

In this embodiment, referring to FIG. 2 and FIG. 3 , the splicing part at one end of the back plate 3 is an inner slot 31 opened on the inner side of the back plate 3 , and the splicing part at the other end of the back plate 3 is opened on the outer side of the back plate 3 The outer slot 32 of one air duct can be plugged and matched with the inner slot 31 of one air duct and the outer slot 32 of the other air duct, so as to realize the splicing of the air duct with infinite length. Further, the width and depth of the inner slot 31 and the outer slot 32 are equal to ensure the integrity of the air duct after splicing.

In this embodiment, referring to FIG. 5 , the air duct lower plate 2 includes an air duct lower plate body 21 and a spacer 22 extending inward from the upper end of the air duct lower plate body 21 , and the air outlet 211 is opened on the air duct lower plate. On the body 21, preferably, the lower body 21 of the air duct has a certain curvature, and different air supply angles can be achieved by adjusting the air outlet 211 at different positions of the lower body 21 of the air duct; the spacer 22 is located between the upper cavity and the lower body. Between the cavities, the air volume distribution holes 221 are opened on the spacer 22 . In addition, the spacer 22 is also provided with a fixing groove 222 extending along its own length direction. With reference to FIGS. 1 and 4 , the lower end of the air duct upper plate 1 is fixed in the fixing groove 222 to ensure that the air duct upper plate 1 and the The tightness of the fit between the lower panels 2 of the air duct.

The spacer 22 is provided with a first mounting hole 223, the back plate 3 is provided with a second mounting hole 33 corresponding to the first mounting hole 223, and the fasteners pass through the first mounting hole 223 and the second mounting hole 33 in sequence Then fix the air duct to the body. Further, a third installation hole is opened at the upper end of the upper plate 1 of the air duct, and a fourth installation hole is opened at the lower end of the lower plate 2 of the air duct. The third installation hole and the fourth installation hole are also used to fix the air duct to ensure the air duct. It is firmly fixed to the body.

In this embodiment, the air duct upper plate 1 and the air duct lower plate 2 are both extruded from aluminum profiles, the back plate 3 is a plastic back plate, and the upper side plate 4 and the lower side plate 5 are windshield sponges. Of course, the air duct upper plate 1. The material and molding method of the lower panel 2 of the air duct, as well as the materials of the back panel 3, the upper side panel 4 and the lower side panel 5 are not limited to this, and are not limited here.

When the platform air duct provided by the present invention is fixed to the vehicle body, firstly, two lower side panels 5 shown in FIG. A whole, through the first mounting hole 223 and the second mounting hole 33 through the bolts and then fixed on the body; then the two upper side panels 4 shown in FIG. The upper plate 1 of the air duct is installed on the whole composed of the lower plate 2 of the air duct and the back plate 3, and the lower end of the upper plate 1 of the air duct is fixed in the fixing groove 222; The air duct is further fixed on the vehicle body through the fourth mounting hole.

Obviously, the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, rather than limiting the embodiments of the present invention. For those of ordinary skill in the art, changes or modifications in other different forms can also be made on the basis of the above description. There is no need and cannot be exhaustive of all implementations here. Any modification, equivalent replacement and improvement made within the spirit and principle of the present invention shall be included within the protection scope of the claims of the present invention.

Claims (7)

1. A platformized air duct is characterized by comprising an air duct upper plate (1), an air duct lower plate (2), a back plate (3), an upper side plate (4) and a lower side plate (5), wherein the air duct upper plate (1), the back plate (3) and the upper side plate (4) enclose to form an upper cavity, the air duct lower plate (2), the back plate (3) and the lower side plate (5) enclose to form a lower cavity, an air inlet (11) communicated with the upper cavity is formed in the air duct upper plate (1), an air outlet (211) communicated with the lower cavity is formed in the air duct lower plate (2), and an air distribution hole (221) is formed between the upper cavity and the lower cavity; the two ends of the back plate (3) are provided with splicing parts; the air duct lower plate (2) comprises an air duct lower plate body (21) and a spacing part (22) extending towards the inner side from the upper end of the air duct lower plate body (21), the spacing part (22) is located between the upper cavity and the lower cavity, an air distribution hole (221) is formed in the spacing part (22), an air outlet (211) is formed in the air duct lower plate body (21), the air duct lower plate body (21) has a radian, a first mounting hole (223) is formed in the spacing part (22), a second mounting hole (33) corresponding to the first mounting hole (223) is formed in the back plate (3), a third mounting hole is formed in the upper end of the air duct upper plate (1), and a fourth mounting hole is formed in the lower end of the air duct lower plate (2).

2. The platformized wind tunnel according to claim 1, characterized in that the splicing portion at one end of the back plate (3) is an inner insertion groove (31) opened on an inner side surface of the back plate (3), the splicing portion at the other end of the back plate (3) is an outer insertion groove (32) opened on an outer side surface of the back plate (3), and the inner insertion groove (31) of one wind tunnel and the outer insertion groove (32) of another wind tunnel can be inserted and matched.

3. The platformised wind tunnel of claim 2, characterized in that the inner slot (31) and the outer slot (32) are both equal in width and depth.

4. The flat air duct according to claim 1, wherein the partition (22) is provided with a fixing groove (222) extending along a length direction thereof, and a lower end of the air duct upper plate (1) is fixed in the fixing groove (222).

5. The platformized wind tunnel of claim 1, characterized in that a grille (6) is disposed within said outlet opening (211).

6. The platformized air duct of claim 1, characterized in that said duct upper plate (1) and said duct lower plate (2) are both extruded in aluminum profiles.

7. The flatbed wind tunnel according to claim 1, characterized in that the back plate (3) is a plastic back plate.

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