[0033] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary, and are intended to explain the present invention, but should not be construed as limiting the present invention.
[0034] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial", The orientation or positional relationship indicated by "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the pointed device or element It must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention.
[0035] In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined with "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, "a plurality of" means at least two, such as two, three, etc., unless otherwise specifically defined.
[0036] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , Or integrated; it can be mechanically connected, or it can be electrically connected or can communicate with each other; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two components or the interaction relationship between two components, Unless otherwise clearly defined. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0037] Reference below Figure 1-Figure 11 The column structure 100 of an automobile according to an embodiment of the present invention will be described in detail. The automobile includes an air-conditioning system for adjusting the temperature of the environment in the cabin, and the air-conditioning system includes an air duct for circulating air. Most car front air-conditioning ducts (some SUVs and MPVs will also have rear air-conditioning) are basically set above the front floor, and the air outlets are set in the instrument panel, under the front seats and behind the sub-instrument panel.
[0038] Such as Figure 1-Figure 3 As shown, the column structure 100 of an automobile according to the embodiment of the present invention includes: a column inner panel 1, a side wall outer panel 2, an air conditioning duct 4, and a foam assembly 7, wherein a plurality of installation positions 10 are provided on the column inner panel 1 The side wall outer panel 2 is fixed on the column inner panel 1 and defines a cavity 3 between the column inner panel 1 and the column inner panel 1 and the side wall outer panel 2 constitute a column of the automobile. Specifically, the pillar may be an A pillar, a B pillar or a C pillar of an automobile. In a specific example of the present invention, the pillar is an A pillar of an automobile. Optionally, the side wall outer panel 2 is welded to the column inner panel 1.
[0039] The air-conditioning duct 4 is arranged in the cavity 3. The air-conditioning duct 4 is a metal part or a composite material part. Optionally, the composite material part can be made of carbon fiber material with low density, high strength, and excellent anti-collision ability to improve the vehicle The lightweight factor.
[0040] The air conditioning duct 4 is provided with a plurality of vents 40 corresponding to the plurality of installation positions 10 respectively. That is, the air-conditioning duct 4 installed in the cavity 3 is a part of the air duct of the air-conditioning system. A part of the vent 40 is configured as an air inlet, and the other part of the vent 40 is configured as an air outlet. The installation positions 10 are arranged in one-to-one correspondence, and air can enter the air-conditioning duct 4 through the air inlet, and then the air in the air-conditioning duct 4 is discharged from the air outlet. In some examples of the present invention, the air-conditioning duct 4 is closed at both ends in the length direction, and the air-conditioning duct 4 is provided with two vents 40, one of the vents 40 can be connected to the air duct passing under the instrument panel, and the other A vent 40 may be connected to the air outlet air duct arranged on the ceiling. Of course, it is understandable that the air inlet and the air outlet can also be connected with air ducts at other locations to form an air duct for the entire vehicle.
[0041] The air conditioning duct 4 is provided with foaming components 7 on the outer peripheral wall. In the specific example of the present invention, the air conditioning duct 4 is provided with multiple foaming components 7 arranged at intervals. Distributed at intervals in the direction, so that the installation stability of the air conditioning duct 4 can be improved.
[0042] The foaming component 7 is arranged on the outer peripheral wall of the air conditioning duct 4, and the foaming component 7 includes a foaming member 5, wherein the foaming member 5 is foamed to fill the cavity 3 after the air conditioning duct 4 is pre-installed on the inner wall of the cavity 3. The remaining gaps.
[0043] It should be noted that the foaming member 5 can be foamed due to high temperature heating (for example, baking in an oven after coating electrophoresis) to form a fluidity at high temperature, can fill the cavity 3, and have a dense texture after cooling. A fixed substance with certain hardness and strength. Optionally, the foam member 5 may be an EVA foam material member.
[0044] According to the column structure 100 of the embodiment of the present invention, the foaming assembly 7 is first installed on the outer peripheral wall of the air conditioning duct 4, and then the air conditioning duct 4 with the foaming member 5 is installed in the cavity 3, and finally the foaming member 5 Foaming is used to fill the cavity 3 so that the air-conditioning duct 4 is firmly fixed in the cavity 3, that is, the air-conditioning duct 4 and the column are integrated into one body.
[0045] Specifically, the air conditioning duct 4 can be fixed on the inner wall of the cavity 3 in any manner, for example, fixed on the inner wall of the cavity 3 by bonding. In the specific example of the present invention, the air-conditioning duct 4 is pre-installed on the three inner side walls of the column inner panel 1 (such as Figure 1-3 A side, b side and c side), and then fix the side wall outer panel 2 on the column inner panel 1, so as to facilitate the pre-installation of the air-conditioning duct 4 and ensure the stability and reliability of the installation, so as to strengthen the structure Better bearing capacity.
[0046] It is understandable that the foaming member 5 can adjust its unfoamed thickness according to the spatial position of the air-conditioning duct 4 in the cavity 3 and the space between the air-conditioning duct 4 and the inner peripheral wall of the cavity 3, and the air-conditioning duct 4 is separated from The greater the distance of the inner peripheral wall of the cavity 3, the more foaming members 5 are arranged, for example, it can be arranged in a ratio of 4:1. For example, when the maximum distance between the air conditioning duct 4 and the side wall outer panel 2 is 20 mm, the unfoamed thickness of the foamed part 5 may be 5 mm, and the minimum designed thickness of the unfoamed foamed part 5 is 1 mm.
[0047] According to the column structure 100 of the embodiment of the present invention, the air-conditioning duct 4 made of metal or composite material is fixed in the cavity 3, and the air-conditioning duct 4 can be used as a reinforcement of the cavity 3, thereby improving the anti-collision of the cavity 3 Performance and rigidity, while filling the cavity 3 with foaming parts 5, not only can the air conditioning duct 4 be firmly fixed in the cavity 3, but also can block the flow of air, water vapor, noise, dust, etc. in the cavity 3, It improves the quietness of the car and the ride comfort of the members, reduces the weight, and can also cooperate with the air conditioning duct 4 to further improve the anti-collision performance and rigidity of the cavity 3, and because the air conditioning duct 4 is located in the cavity 3 of the column Inside, it can improve the overall space utilization and solve the problem of air-conditioning duct layout.
[0048] In some embodiments of the present invention, the outer peripheral wall of the air-conditioning duct 4 is provided with a groove, the foaming member 5 is arranged in the groove, and a part of the outer peripheral wall of the air-conditioning duct 4 is fixed on the inner peripheral wall of the cavity 3. Specifically, a part of the peripheral wall of the air-conditioning duct 4 may be recessed inward to define a groove, or the outer peripheral wall of the air-conditioning duct 4 may be cut to form a groove, and a part of the outer peripheral wall of the air-conditioning duct 4 except the groove may be glued. The method is fixed on the inner peripheral wall of the cavity 3, so that the structure of the column structure 100 of the automobile is simple. It can be understood that the grooves on the outer peripheral wall of the air conditioning duct 4 can carry the foaming member 5 and guide the foaming member 5 when it is foamed.
[0049] In other examples of the present invention, the foaming assembly 7 further includes a plurality of spaced ribs arranged on the outer peripheral wall of the air-conditioning duct 4, each rib is fixed on the inner peripheral wall of the cavity 3, each adjacent Foaming parts 5 are pre-installed between the protruding ribs, that is, multiple protruding ribs can carry the foaming part 5 and guide the foaming part 5 when it is foamed. Specifically, adjacent ribs provided on the air conditioning duct 4 define an installation guide space for installing the foaming member 5, and the outer peripheral wall of each rib is fixed on the inner peripheral wall of the cavity 3. Optionally, the outer peripheral wall of each rib may be pasted on the inner peripheral wall of the cavity 3.
[0050] Optionally, the rib is pasted on the outer peripheral wall of the air-conditioning duct 4; or the rib and the air-conditioning duct 4 are integrally formed. Thus, the structure of the column structure 100 of the automobile is simple.
[0051] Such as Figure 4-Figure 11 As shown, the foaming assembly 7 also includes an independently formed frame 6 with a plurality of circulation grooves 60 provided on the frame 6, the foaming member 5 is arranged in the circulation groove 60, and the frame 6 is fixed on the outer peripheral wall of the air conditioning duct 4. The skeleton 6 plays a role of supporting the foaming member 5 and guiding when the foaming member 5 is foamed, so that the foaming member 5 can be foamed and expanded in a desired direction. Specifically, the foaming member 5 can be fixed on the frame 6 to define the foaming assembly 7, and then the foaming assembly 7 can be fixed on the outer peripheral wall of the air conditioning duct 4, and finally the air conditioning duct provided with the foaming assembly 7 4 is installed on the inner peripheral wall of the cavity 3. This facilitates the assembly of the column structure 100. Optionally, the frame 6 may be fixed on the outer peripheral wall of the air conditioning duct 4 and the inner peripheral wall of the cavity 3 by means of glue bonding. In a specific example of the present invention, the skeleton 6 may be injection molded with a high-temperature resistant nylon material.
[0052] It is understandable that the foam member 5 can be fixed on the frame 6 in any manner, for example, in some specific examples of the present invention, such as Picture 11 As shown, the foamed part 5 and the skeleton 6 can be fixedly connected by two-shot injection molding, that is, the skeleton 6 is first injection molded, and then the foamed part 5 is fixed on the skeleton 6 by injection molding. In other specific examples of the invention, such as Figure 7 As shown, the foaming member 5 can be pasted in the circulation groove 60 of the skeleton 6.
[0053] In a further embodiment of the present invention, such as Image 6 , Figure 7 , Picture 10 with Picture 11 As shown, at least a part of each circulation groove 60 penetrates the skeleton 6 in the thickness direction. Therefore, a part of the foaming member 5 is in direct contact with the air-conditioning duct 4, which can improve the stability and firmness of the fixing of the air-conditioning duct 4. It is understandable that each circulation groove 60 can be formed in any shape, for example, it can be formed into a structure with both ends open, and a half-open structure with one end open and one end closed. The specific shape of the multiple circulation grooves 60 can be based on actual conditions. Qualify.
[0054] Such as Figure 2-Figure 11 As shown, in some embodiments of the present invention, the frame 6 is formed in a ring shape and is sheathed on the air conditioning duct 4. Therefore, the installation stability of the air conditioning duct 4 can be further improved. Further, the skeleton 6 includes a first part 61 and a second part 62. The first part 61 and the second part 62 are respectively fixed on the air-conditioning duct 4, and the first part 61 and the second part 62 cooperate to define an annular skeleton 6. The first part A circulation groove 60 is provided on the 61 and the second part 62 respectively, so as to facilitate the installation of the skeleton 6. Preferably, the shapes of the first part 61 and the second part 62 are the same. Such as figure 2 with Figure 4 As shown, in some examples of the present invention, the air conditioning duct 4 is provided with a plurality of foaming components 7 arranged at intervals.
[0055] It should be noted that when the outer peripheral wall of the air-conditioning duct 4 is provided with ribs or skeletons 6, the ribs or skeletons 6 are in contact with the inner peripheral wall of the cavity 3. Therefore, the aforementioned air-conditioning duct 4 is pre-installed on the inner wall of the column inner panel 1. The three inner side walls means that the ribs or framework 6 are pre-installed on the three inner side walls of the column inner panel 1. When the outer peripheral wall of the air-conditioning duct 4 is provided with grooves for installing the foaming member 5, the above-mentioned air-conditioning duct 4 is pre-installed on the three inner side walls of the column inner panel 1 means that the outer peripheral wall of the air-conditioning duct 4 is pre-installed in On the three inner side walls of the inner plate 1 of the cylinder.
[0056] According to some embodiments of the present invention, such as figure 1 , figure 2 , Figure 4 with Figure 8 As shown, each mounting position 10 is formed as a through hole, each vent 40 is provided with a flange 41 surrounding the vent 40, and a plurality of flanges 41 respectively extend out of the plurality of mounting positions 10. When the air-conditioning duct 4 is pre-installed, each flange 41 passes through the corresponding installation position 10, so that the plurality of flanges 41 can be used as a positioning structure when the air-conditioning duct 4 is installed. In some examples of the present invention, a gap is provided between each side wall of the flange 41 and the inner peripheral wall of the installation position 10, and the size of the gap may be 0.5 mm.
[0057] Reference below Figure 1-Figure 11 The column structure 100 of an automobile according to a specific embodiment of the present invention is described in detail.
[0058] The column structure 100 according to the embodiment of the present invention includes: a column inner panel 1, a side wall outer panel 2, an air conditioning duct 4, a skeleton 6 and a foam member 5. The column inner panel 1 has a face, b face and c face, and the column Two through holes are provided on the a surface of the internal board 1 to define two installation positions 10.
[0059] The side wall outer panel 2 is fixed on the column inner panel 1 to define a cavity 3. The side wall outer panel 2 and the column inner panel 1 form the A-pillar of the automobile, that is, the column inner panel 1 is the side wall A-pillar inner panel of the automobile. The air-conditioning duct 4 is closed at both ends in the length direction. The air-conditioning duct 4 is provided with two vents 40, and each vent 40 is provided with a flange 41. The overall use of the air-conditioning duct 4 is low in density, high in strength, and waterproof. Made of carbon fiber material with very good impact ability.
[0060] The foamed part 5 and the skeleton 6 constitute a foamed component 7, the skeleton 6 is a high-temperature resistant nylon skeleton 6, and the foamed part 5 and the skeleton 6 are processed and formed by a two-shot injection molding process. A plurality of foaming components 7 are provided on the air conditioning duct 4, and the plurality of foaming components 7 are distributed at intervals along the length direction of the air conditioning duct 4.
[0061] When installing the column structure 100, first coat the foam assembly 7 on the air-conditioning duct 4 and paste the skeleton 6 on the outer peripheral wall of the air-conditioning duct 4, and then pre-install the air-conditioning duct 4 with the foam assembly 7 on the column inner panel 1 On the upper side, the two flanges 41 respectively extend out of the two installation positions 10, and the air-conditioning duct 4 with the foamed assembly 7 is attached to the a, b, and c surfaces of the inner plate 1 of the column, and is glued together. The air-conditioning duct 4 with the foam assembly 7 installed is fixed on the inner plate 1 of the column. Finally, the side wall outer panel 2 is fixed on the column inner panel 1 to form a cavity 3. After the car body is painted and baked at a high temperature, the foamed part 5 foams to fill the cavity 3, thereby firmly fixing the air-conditioning duct 4 in the set position of the cavity 3.
[0062] According to the automobile column structure 100 of the embodiment of the present invention, the air-conditioning duct 4 and the A-pillar are integrated into one body, which not only improves the vehicle body space utilization rate, solves the problem of air-conditioning duct layout, but also strengthens the A-pillar structure and improves The collision performance of the vehicle also reduces the weight of the body and improves the lightweight factor of the body. At the same time, the foamed part 5 fills the cavity 3, which can block the flow of air, water vapor, noise, dust, etc. in the cavity 3, which is very good. This improves the quietness of the car and the comfort of the members.
[0063] In the present invention, unless expressly stipulated and defined otherwise, the first feature “on” or “under” the second feature may be in direct contact with the first and second features, or the first and second features may be indirectly through an intermediary. contact. Moreover, the "above", "above" and "above" of the first feature on the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the level of the first feature is higher than the second feature. The “below”, “below” and “below” of the second feature of the first feature may mean that the first feature is directly below or obliquely below the second feature, or it simply means that the level of the first feature is smaller than the second feature.
[0064] In the description of this specification, descriptions with reference to the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean specific features described in conjunction with the embodiment or example , Structure, materials or features are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above-mentioned terms do not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine the different embodiments or examples and the characteristics of the different embodiments or examples described in this specification without contradicting each other.
[0065] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present invention. A person of ordinary skill in the art can comment on the above-mentioned embodiments within the scope of the present invention. The embodiment undergoes changes, modifications, substitutions and modifications.
