Double-layer blade of air-inlet grille for automobile

Abstract

The utility model discloses a double-layer blade of an air-inlet grille for an automobile, which comprises a blade framework and an outer blade, the outer blade is provided with a mounting groove, and the blade framework is matched with the mounting groove in an embedded manner; a welding positioning structure is arranged between the blade framework and the outer blade, the welding positioning structure comprises a plurality of inserting columns, inserting grooves and welding connecting pieces, the inserting columns are arranged on the outer blade or the blade framework, the inserting grooves are correspondingly formed in the blade framework or the outer blade, and when the blade framework is embedded in the mounting groove, the inserting columns penetrate through the inserting grooves and are welded and fixed to the welding connecting pieces. The utility model has the following advantages and effects: the scheme utilizes a new mechanical structure, and has the effects of convenience in installation and high production efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts, in particular to a double-layer blade of an automobile air intake grille. Background Art

[0002] The existing Chinese patent with announcement number CN208484539U discloses an automobile air intake grille, including an automobile mask body and two automobile masks embedded in the automobile mask body, the automobile mask is provided with a hexagonal grid hole, two buckles are longitudinally provided at both ends of the automobile mask, one end of the buckle is provided with a groove at the connection with the automobile mask, the other end of the buckle is provided with a protrusion on the same side as the groove, the protrusions of the two buckles on the automobile mask are arranged opposite to each other, the automobile mask body is provided with a limiting hole for limiting cooperation with the buckle, one side of the limiting hole is provided with a first limiting strip for clamping the buckle protrusion, and the other side of the limiting hole is provided with a second limiting strip for pressing the buckle, and the continuous straight edge large surface part of the hexagonal grid hole ridge of the automobile mask is ultrasonically welded to the automobile mask body.

[0003] However, the above-mentioned automobile air intake grille has the following disadvantages: the hexagonal grille hole edges of the automobile mask of the automobile air intake grille are fixedly connected to the automobile mask body by large-area ultrasonic welding. This large-area ultrasonic welding fixing method has a large welding surface and a long welding time, which reduces the welding efficiency. At the same time, it will also cause uneven welding lines on the surface of the air intake grille, and the welding lines need to be manually post-processed to make them flat, resulting in low production efficiency, which urgently needs to be improved. Utility Model Content

[0004] The utility model aims to provide a double-layer blade of an air intake grille for an automobile, which has the effects of convenient installation and high production efficiency.

[0005] The above technical objectives of the utility model are achieved through the following technical solutions: A double-layer blade of an air intake grille for an automobile, comprising a blade frame and an outer blade, wherein the outer blade is provided with a mounting groove, and the blade frame is embedded and matched with the mounting groove;

[0006] A welding positioning structure is provided between the blade frame and the outer blade, and the welding positioning structure includes a plurality of pins, slots and welding connectors. The pins are provided on the outer blade or the blade frame, and the slots are correspondingly provided on the blade frame or the outer blade. When the blade frame is embedded in the mounting groove, the pins are passed through the slots and are welded and fixed to the welding connector.

[0007] By adopting the above technical scheme, during factory assembly, the blade skeleton is aligned and placed in the installation slot to a predetermined position, each plug post is inserted into the corresponding slot and extended out, and then the welding connector is welded to the end of the plug post, and the limiting effect between the welding connector and the slot is utilized to make the plug post and the slot cooperate to prevent disengagement. In this way, the blade skeleton and the outer blade can be fixed together. Different from the method on the market that requires large-area welding of the blade skeleton and the outer blade, the assembly of the utility model is more convenient. At the same time, the embedding cooperation between the installation slot and the blade skeleton is utilized to effectively prevent the blade skeleton from shaking relative to the outer blade, thereby improving the anti-sway performance of the utility model during operation, and it has the effects of good anti-sway performance, convenient installation and high production efficiency.

[0008] The utility model is further configured as follows: a clamping positioning structure is provided between the outer blade and the blade frame, and when the outer blade is embedded in the installation groove, the outer blade and the blade frame are positioned and matched through the clamping positioning structure.

[0009] By adopting the above technical solution, the clamping positioning structure can play a role of auxiliary positioning, so that the blade frame is installed on the outer blade more firmly, and the anti-sway performance of the utility model is improved.

[0010] The utility model is further configured as follows: the clamping positioning structure includes a plurality of clamping feet and clamping slots, a plurality of the clamping feet are arranged at intervals around the blade frame, a plurality of the clamping slots are adapted to be opened on the outer blades corresponding to the clamping feet, and the clamping slots are connected to the mounting slots, and the clamping feet are positioned and matched with the corresponding clamping slots.

[0011] By adopting the above-mentioned technical scheme, when the blade skeleton is embedded in the installation groove of the outer blade, the dual positioning effect of the welding positioning structure and the clamping positioning structure is utilized to make the connection between the blade skeleton and the outer blade more integrated, which can greatly improve the structural strength when the blade skeleton and the outer blade are assembled into one, thereby improving the wind resistance resistance of the utility model.

[0012] The utility model is further configured as follows: the clamping foot is provided with a guiding inclined surface, and the clamping foot is inserted into the corresponding clamping slot through the guiding inclined surface.

[0013] By adopting the above technical solution, the addition of the guiding inclined surface makes it easier for the clamping foot to be inserted into the corresponding clamping slot.

[0014] The utility model is further configured as follows: the clamping pin includes a first clamping pin distributed at the upper and lower ends of the blade skeleton and a second clamping pin extending at the left and right ends of the blade skeleton; the clamping slot includes a first clamping slot and a second clamping slot adapted to be opened on the outer blade; the first clamping pin and the first clamping slot, and the second clamping pin and the second clamping slot are correspondingly clamped and positioned.

[0015] By adopting the above technical solution, the first clamping foot cooperates with the first clamping groove to lock the upper and lower ends of the blade frame with the upper and lower ends of the outer blade, and the second clamping foot cooperates with the second clamping groove to lock the left and right ends of the blade frame with the left and right ends of the outer blade, so that the blade frame can be clamped and fixed with the outer blade all around.

[0016] The utility model is further configured as follows: the blade skeleton is extended with a plurality of limiting lugs, the outer blades are provided with limiting grooves corresponding to the limiting lugs, and the limiting lugs are limitedly matched with the limiting grooves.

[0017] By adopting the above technical solution, the limiting lug is first matched with the corresponding limiting groove, so that the plug column can be inserted into the corresponding slot more quickly and accurately, thereby improving the assembly accuracy of the utility model.

[0018] The utility model is further configured as follows: the limiting lugs are arranged one-to-one with the plug posts, and a plurality of the limiting lugs are arranged at intervals along the length direction of the blade skeleton, and the limiting grooves are adapted to be opened on the outer blades corresponding to the limiting lugs.

[0019] By adopting the above technical solution, a plurality of limit lugs are provided to adapt to the plug post settings, ensuring that each plug post can be smoothly and accurately inserted into the corresponding slot for assembly.

[0020] The utility model is further configured as follows: the plug is extended on the outer blade, the blade frame is provided with an embedding groove corresponding to the welding connector, the embedding groove is communicated with the slot, and when the welding connector is welded and fixed to the plug, the welding connector is concealed in the embedding groove.

[0021] By adopting the above technical solution, the welding connector welded on the plug column can be hidden in the embedding groove after welding, thereby improving the aesthetic appearance of the utility model and reducing the thickness of the utility model, making the structure more compact.

[0022] The utility model is further configured as follows: the outer blades are provided with supporting connecting pieces, and the plug posts are fixedly connected to the outer blades via the supporting connecting pieces.

[0023] By adopting the above technical solution, the supporting connecting piece is used to improve the consistency of the extension direction of the plug post, so that each plug post can be smoothly inserted into the corresponding slot for assembly.

[0024] The utility model is further configured as follows: extension pieces are provided at both ends of the blade skeleton, linkage shafts are provided on the extension pieces, and a plurality of reinforcing ribs are connected between the extension pieces and the blade skeleton.

[0025] By adopting the above technical solution, the reinforcing ribs are used to improve the structural strength between the extension piece and the blade frame, so that the drive shaft is more firmly connected to the blade frame through the extension piece, thereby improving the wind resistance coefficient of the utility model.

[0026] In summary, the utility model has the following beneficial effects:

[0027] A mounting groove is provided on the outer blade, and the blade frame is embedded in the mounting groove for installation. At the same time, a first clamping foot and a second clamping foot are provided around the blade frame, and the first clamping groove and the second clamping groove are correspondingly provided on the outer blade. When the blade frame is embedded in the mounting groove, the first clamping foot and the first clamping groove, and the second clamping foot and the second clamping groove are clamped and positioned. At the same time, the plug post is inserted into the corresponding slot, and then the welding connector is welded to the plug post passing through the slot to achieve a fixed connection between the blade frame and the outer blade. The utility model utilizes a dual positioning structure of a welding positioning structure and a clamping positioning structure, which can greatly improve the accuracy and firmness of the installation of the blade frame on the outer blade, and has the effects of good anti-sway performance and easy installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a structural diagram of the utility model.

[0029] Figure 2 This utility model Figure 1 A partial enlarged view of area A.

[0030] Figure 3 It is an exploded view of the utility model.

[0031] Figure 4 It is an exploded view of the utility model from another perspective.

[0032] Figure 5 It is a structural diagram of the outer blade of the utility model.

[0033] Figure 6 It is a structural diagram of the blade skeleton of the utility model.

[0034] Figure 7 It is a structural diagram of the outer blade of the utility model from another perspective.

[0035] Figure 8 It is a structural diagram of the blade skeleton of the utility model from another perspective.

[0036] Fig. 9 It is a structural diagram of the utility model after the blade skeleton and the outer blade are welded and fixed.

[0037] Fig.10 This utility model Fig. 9 Cross-sectional view of section BB.

[0038] In the figure: 1. blade skeleton; 1a. slot; 1b. embedding groove; 11. first clamping foot; 11a. guide slope; 12. second clamping foot; 13. limiting lug; 14. extension piece; 141. linkage shaft; 142. reinforcing rib; 2. outer blade; 2a. mounting groove; 2b. first clamping slot; 2c. second clamping slot; 2d. limiting groove; 21. plug column; 22. supporting connecting piece; 3. welding connecting piece. DETAILED DESCRIPTION

[0039] The utility model is further described below in conjunction with the accompanying drawings.

[0040] A double-layer blade of an air intake grille for an automobile, such as Figure 1-4 As shown, it includes a blade skeleton 1 and an outer blade 2, the outer blade 2 is provided with a mounting groove 2a, the surface of the outer blade 2 on the side away from the mounting groove 2a is treated with a high-gloss surface process, and the back of the blade skeleton 1 is provided with a reinforcing structure to enhance the structural strength of the blade skeleton 1 and improve its anti-deformation ability, and the blade skeleton 1 is embedded and matched with the mounting groove 2a; a welding positioning structure is provided between the blade skeleton 1 and the outer blade 2, and the welding positioning structure includes four plug posts 21, a slot 1a and a welding connector 3, the plug post 21 is provided on the outer blade 2, and the slot 1a is correspondingly provided on the blade skeleton 1, when the blade skeleton 1 is embedded in the mounting groove 2a, the plug post 21 is passed through the slot 1a and is welded and fixed to the welding connector 3; in this embodiment, the outer blade 2 is provided with a supporting connecting piece 22, and the plug post 21 is fixedly connected to the outer blade 2 through the supporting connecting piece 22, and the supporting connecting piece 22 is used to improve the consistency of the extension direction of the plug post 21, so that each plug post 21 can be smoothly inserted into the corresponding plug post 1a; the blade skeleton 1 is provided with an embedding groove 1b corresponding to the welding connector 3, and the embedding groove 1b is communicated with the slot 1a. When the welding connector 3 is welded and fixed to the plug column 21, the welding connector 3 is concealed in the embedding groove 1b, and the welding connector 3 welded on the plug column 21 can be hidden in the embedding groove 1b after welding, thereby improving the aesthetic appearance of the utility model and reducing the thickness of the utility model, making the structure more compact; in addition, extension pieces 14 are provided at both ends of the blade 2 skeleton 1, and a linkage shaft 141 is provided on the extension piece 14. A plurality of reinforcing ribs 142 are connected between the extension piece 14 and the blade skeleton 1. The reinforcing ribs 142 are used to improve the structural strength between the extension piece 14 and the blade skeleton 1, so that the drive shaft is more firmly connected to the blade skeleton 1 through the extension piece 14, thereby improving the wind resistance coefficient of the utility model. The linkage shaft 141 includes a rotating shaft drive shaft symmetrically arranged on both sides of the blade skeleton 1 and a driving shaft eccentrically arranged with respect to one side of the rotating shaft.

[0041] like Figure 5-10As shown, a snap-fit ​​positioning structure is provided between the outer blade 2 and the blade skeleton 1. When the outer blade 2 is embedded in the mounting groove 2a, the outer blade 2 and the blade skeleton 1 are positioned and matched through the snap-fit ​​positioning structure. The snap-fit ​​positioning structure can play an auxiliary positioning role, so that the blade skeleton 1 is installed on the outer blade 2 more firmly, and the anti-swaying property of the utility model is improved; the snap-fit ​​positioning structure includes a plurality of snap-fit ​​feet and snap-fit ​​grooves, a plurality of snap-fit ​​feet are arranged at intervals around the blade skeleton 1, a plurality of snap-fit ​​grooves are adapted to be opened on the outer blade 2 corresponding to the snap-fit ​​feet, and the snap-fit ​​grooves are connected to the mounting groove 2a, and the snap-fit ​​feet are positioned with the corresponding snap-fit ​​grooves. When the blade frame 1 is embedded in the installation groove 2a of the outer blade 2, the double positioning effect of the welding positioning structure and the clamping positioning structure is used to make the connection between the blade frame 1 and the outer blade 2 more integrated, which can greatly improve the structural strength of the blade frame 1 and the outer blade 2 when they are assembled into one, thereby improving the wind resistance resistance of the utility model; the clamping foot is provided with a guide inclined surface 11a, and the clamping foot is inserted into the corresponding clamping groove through the guide inclined surface 11a. The addition of the guide inclined surface 11a facilitates the clamping foot to be inserted into the corresponding clamping groove more smoothly; the clamping foot includes a plurality of flanges distributed on the blade frame 1 and a plurality of flanges distributed on the blade frame 1. The frame 1 has first clamping feet 11 at the upper and lower ends and second clamping feet 12 extending at the left and right ends of the blade frame 1. The clamping groove includes a first clamping groove 2b and a second clamping groove 2c adapted to be opened on the outer blade 2. The first clamping foot 11 is correspondingly engaged with the first clamping groove 2b, and the second clamping foot 12 is correspondingly engaged with the second clamping groove 2c. The first clamping foot 11 cooperates with the first clamping groove 2b to lock the upper and lower ends of the blade frame 1 with the upper and lower ends of the outer blade 2. The second clamping foot 12 cooperates with the second clamping groove 2c to lock the left and right ends of the blade frame 1 with the left and right ends of the outer blade 2. The blade skeleton 1 is locked so that the four sides of the blade skeleton 1 can be clamped and fixed with the outer blade 2. In this embodiment, the first clamping pin 11 located on the lower side of the blade skeleton 1 is longer than the first clamping pin 11 located on the upper side and the second clamping pins 12 located on both sides. In this way, during assembly, the lower first clamping pin 11 can be clamped in the first clamping groove 2b at the lower end of the outer blade 2 for pre-positioning, and then the blade skeleton 1 can be pressed into the installation groove 2a as a whole, so that the first clamping pin 11 located on the upper side and the second clamping pins 12 located on both sides are clamped into the corresponding first clamping groove 2b and second clamping groove 2c.

[0042] like Figure 1-2 and Figure 5-10As shown, the blade skeleton 1 is extended with four limiting lugs 13, and the outer blade 2 is provided with a limiting groove 2d corresponding to the limiting lug 13. The limiting lug 13 is limitedly matched with the limiting groove 2d. The limiting lug 13 is first matched with the corresponding limiting groove 2d, so that the plug post 21 can be inserted into the corresponding slot 1a more quickly and accurately, thereby improving the assembly accuracy of the utility model; the limiting lugs 13 and the plug post 21 are arranged in a one-to-one correspondence, and the four limiting lugs 13 are arranged at intervals along the length direction of the blade skeleton 1, and the limiting groove 2d corresponds to the limiting lug 13 adapted to be opened on the outer blade 2, and a plurality of set limiting lugs 13 are adapted to the plug post 21, ensuring that each plug post 21 can be smoothly and accurately inserted into the corresponding slot 1a for assembly.

[0043] The basic working principle of the utility model is: during factory assembly, the blade skeleton 1 is aligned and placed in the installation slot 2a to a predetermined position, so that each plug post 21 is inserted into the corresponding slot 1a and extended out, and then the welding connector 3 is welded to the end of the plug post 21, and the limiting effect between the welding connector 3 and the slot 1a is utilized to make the plug post 21 and the slot 1a cooperate with each other to prevent it from falling off. In this way, the blade skeleton 1 and the outer blade 2 can be fixed to each other. Different from the method on the market that requires large-area welding of the blade skeleton 1 and the outer blade 2, the assembly of the utility model is more convenient. At the same time, the embedding cooperation between the installation slot 2a and the blade skeleton 1 is utilized to effectively prevent the blade skeleton 1 from shaking relative to the outer blade 2, thereby improving the anti-sway performance of the utility model during operation. The utility model utilizes a dual positioning structure of a welding positioning structure and a card-connected positioning structure, which can greatly improve the accuracy and firmness of the blade skeleton 1 installed on the outer blade 2, and has the effects of good anti-sway performance and convenient installation.

[0044] The above description is only a preferred embodiment of the present utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the scope of the present utility model patent application are included in the scope of the present utility model patent application.

Claims

1. A double-layer blade of an air intake grille for an automobile, comprising a blade frame (1) and an outer blade (2), characterized in that: The outer blade (2) is provided with a mounting groove (2a), and the blade frame (1) is embedded and matched with the mounting groove (2a); A welding positioning structure is provided between the blade frame (1) and the outer blade (2), and the welding positioning structure comprises a plurality of inserting posts (21), slots (1a) and welding connectors (3). The inserting posts (21) are provided on the outer blade (2) or the blade frame (1), and the slots (1a) are correspondingly provided on the blade frame (1) or the outer blade (2). When the blade frame (1) is embedded in the mounting groove (2a), the inserting posts (21) are passed through the slots (1a) and are fixed to the welding connectors (3) by welding.

2. The double-layer blade of the automobile air intake grille according to claim 1, characterized in that: A snap-fit ​​positioning structure is provided between the outer blade (2) and the blade frame (1); when the outer blade (2) is embedded in the mounting groove (2a), the outer blade (2) and the blade frame (1) are positioned and matched via the snap-fit ​​positioning structure.

3. The double-layer blade of the automobile air intake grille according to claim 2, characterized in that: The snap-fit ​​positioning structure comprises a plurality of snap-fit ​​pins and snap-fit ​​slots, wherein the plurality of snap-fit ​​pins are arranged at intervals around the blade frame (1), and the plurality of snap-fit ​​slots are opened on the outer blade (2) in correspondence with the snap-fit ​​pins, and the snap-fit ​​slots are connected to the mounting slots (2a), and the snap-fit ​​pins are positioned and matched with the corresponding snap-fit ​​slots.

4. The double-layer blade of the automobile air intake grille according to claim 3, characterized in that: The clamping foot is provided with a guiding inclined surface (11a), and the clamping foot is inserted into the corresponding clamping slot through the guiding inclined surface (11a).

5. The double-layer blade of the automobile air intake grille according to claim 3, characterized in that: The clamping pin comprises a first clamping pin (11) distributed at the upper and lower ends of the blade frame (1) and a second clamping pin (12) extending at the left and right ends of the blade frame (1); the clamping slot comprises a first clamping slot (2b) and a second clamping slot (2c) adapted to be opened on the outer blade (2); the first clamping pin (11) and the first clamping slot (2b), and the second clamping pin (12) and the second clamping slot (2c) are correspondingly clamped and positioned.

6. The double-layer blade of the automobile air intake grille according to claim 1, characterized in that: The blade frame (1) is extended with a plurality of limiting lugs (13), and the outer blade (2) is provided with limiting grooves (2d) corresponding to the limiting lugs (13), and the limiting lugs (13) are matched with the limiting grooves (2d) in a limiting manner.

7. The double-layer blade of the automobile air intake grille according to claim 6, characterized in that: The limiting lugs (13) are arranged one-to-one with the plug posts (21), and a plurality of the limiting lugs (13) are arranged at intervals along the length direction of the blade frame (1), and the limiting grooves (2d) are adapted to be opened on the outer blades (2) corresponding to the limiting lugs (13).

8. The double-layer blade of the automobile air intake grille according to claim 1, characterized in that: The plug post (21) is extended on the outer blade (2), and the blade frame (1) is provided with a groove (1b) corresponding to the welding connector (3), and the groove (1b) is connected to the slot (1a). When the welding connector (3) and the plug post (21) are welded and fixed, the welding connector (3) is concealed in the groove (1b).

9. The double-layer blade of the automobile air intake grille according to claim 1, characterized in that: The outer blade (2) is provided with a supporting connecting piece (22), and the plug post (21) is fixedly connected to the outer blade (2) via the supporting connecting piece (22).

10. The double-layer blade of the automobile air intake grille according to claim 1, characterized in that: Extension pieces (14) are provided at both ends of the blade frame (1), a linkage shaft (141) is provided on the extension piece (14), and a plurality of reinforcing ribs (142) are connected between the extension piece (14) and the blade frame (1).

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