CN217179911U

CN217179911U - Flexible durability test device for active air inlet grille

Info

Publication number: CN217179911U
Application number: CN202220073220.7U
Authority: CN
Inventors: 詹凤; 叶颖; 林淼天
Original assignee: Yanfeng Plastic Omnium Automotive Exterior Systems Co Ltd
Current assignee: Yanfeng Plastic Omnium Automotive Exterior Systems Co Ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-08-12
Anticipated expiration: 2032-01-12

Abstract

The utility model relates to a flexible endurance test device for initiative air-inlet grille, it includes: a frame; a bracket assembly for mounting an active grille shutter movably mounted on the frame; and the weight assembly is used for loading the active air inlet grille and comprises a rotating shaft, a bearing, a weight and a wire, the rotating shaft is supported on the frame, the bearing is installed on the rotating shaft, and the weight is installed on the bearing through the wire winding and is connected with the blade of the active air inlet grille. According to the utility model discloses a flexible endurance test device for initiative air-inlet grille converts the wind load into the weight loading, realizes the equivalent through the weight subassembly (the quantity of adjusting the weight and the collocation of quality) and replaces the load at the real car in-process of traveling, can realize the circulation endurance test of the initiative air-inlet grille of multiple specification, can simulate the multiple initiative air-inlet grille under the real car load condition and test.

Description

Flexible durability test device for active air inlet grille

Technical Field

The utility model relates to a testing arrangement, more specifically relate to a flexible endurance test device for initiative air-intake grille.

Background

At present, in order to improve the stability and the fuel economy of a vehicle, more and more automobiles on the market adopt the design of an active air inlet grille, the active air inlet grille is a shutter capable of controlling the opening and closing angle, the opening and closing angle can be automatically controlled through a computer, the air inlet efficiency and the heat dissipation efficiency of the automobile are maximized, and therefore the oil consumption can be reduced.

For the active air intake grille, compared with the traditional closed grille, the circulating endurance test is used as a motion mechanism for inspecting the important performance of the product. Meanwhile, the active air inlet grille bears corresponding wind load when the automobile runs at high speed, the cyclic durability test under the wind load in the running process of the automobile can be equivalently replaced is particularly important, and no related technology is provided for explaining the realization of the test working condition at present. In addition, the active air intake grilles with various structural shapes can be realized by one set of test tool, and the active air intake grilles cannot be ignored from the aspects of economic cost and flexibility. Therefore, it is important to develop a flexible test tool which can satisfy the cyclic durability function of the active air intake grille and simultaneously realize the loading of the simulated wind load, and is suitable for various active air intake grille models.

SUMMERY OF THE UTILITY MODEL

In order to solve the unable equivalence of circulation endurance test among the above-mentioned prior art and replace the wind load scheduling problem of real car travel in-process, the utility model provides a flexible endurance test device for initiative air-inlet grille.

According to the utility model discloses a flexible endurance test device for initiative air-inlet grille, it includes: a frame; a bracket assembly for mounting an active grille shutter movably mounted to the frame; and the weight assembly is used for loading the active air inlet grille and comprises a rotating shaft, a bearing, a weight and a wire, the rotating shaft is supported on the frame, the bearing is installed on the rotating shaft, and the weight is installed on the bearing through the wire winding and is connected with the blade of the active air inlet grille.

Preferably, the frame comprises cross members and longitudinal members, opposite ends of the cross members being mounted to the longitudinal members.

Preferably, the opposite ends of the cross beam are fixedly connected to the longitudinal beams by angle irons.

Preferably, the fixing position of the cross beam on the longitudinal beam is not unique.

Preferably, the bracket assembly comprises a plurality of brackets mounted on the beam.

Preferably, the bracket has a circular hole in which a screw is fastened, and the cross beam has a slide rail along which the screw is movable.

Preferably, each stent has a different lordotic distance.

Preferably, the flexible endurance testing apparatus has a plurality of parallel mounting stations at different heights.

According to the utility model discloses a flexible endurance test device for initiative air-inlet grille converts the wind load into the weight loading, realizes the equivalent through the weight subassembly (the quantity of adjusting the weight and the collocation of quality) and replaces the load at the real car in-process of traveling, can realize the circulation endurance test of the initiative air-inlet grille of multiple specification, can simulate the multiple initiative air-inlet grille under the real car load condition and test.

Drawings

Fig. 1 is a schematic structural view of a frame and bracket assembly of a flexible durability testing apparatus for an active grille shutter according to a preferred embodiment of the present invention;

fig. 2 is a partial enlarged view of a flexible durability testing apparatus for an active grille shutter according to a preferred embodiment of the present invention;

FIG. 3 is a cross-sectional view of the first bracket of FIG. 1;

FIG. 4 is a cross-sectional view of the second stent of FIG. 1;

FIG. 5 is a cross-sectional view of the third stent of FIG. 1;

FIG. 6 is a cross-sectional view of the fourth stent of FIG. 1;

FIG. 7 is a cross-sectional view of the fifth bracket of FIG. 1;

FIG. 8 is a cross-sectional view of the sixth stent of FIG. 1;

FIG. 9 is a cross-sectional view of the seventh stent of FIG. 1;

fig. 10 is a top view of the weight assembly of the flexible endurance testing apparatus of fig. 2;

fig. 11 shows the connection of the weight assembly of the flexible endurance testing apparatus of fig. 2 to the vanes of the active air intake grill.

Detailed Description

The following description of the preferred embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in fig. 1, the flexibility durability test apparatus for an active grille shutter according to a preferred embodiment of the present invention includes a frame 1, the front of which includes a beam group 11 and a longitudinal beam group 12, wherein the beam group 11 is composed of a first beam 111, a second beam 112, a third beam 113 and a fourth beam 114 extending horizontally, the longitudinal beam group 12 is composed of a first longitudinal beam 121 and a second longitudinal beam 122 extending vertically, and opposite ends of each of the

beams

111, 112, 113, 114 are respectively mounted on the

longitudinal beams

121, 122. In the present embodiment, the installation heights of the

cross beams

111, 112, 113, 114 on the

longitudinal beams

121, 122 are not unique, and can be adjusted as required. As shown in fig. 2, the frame 1 further includes angle irons 13, and after the

cross beams

111, 112, 113, 114 are moved into position, opposite ends of the

cross beams

111, 112, 113, 114 can be fixedly connected to the

longitudinal beams

121, 122 through the angle irons 13. Returning to fig. 1, the frame 1 may further comprise an intermediate beam 14 for reinforcing the strength of the frame 1, which extends vertically parallel to the

longitudinal beams

121, 122, the distance between the intermediate beam 14 and the first longitudinal beam 121 being equal to the distance between the intermediate beam 14 and the second longitudinal beam 122. It should be understood that the structure of the back side of the frame 1 is the same as that of the front side, and the description thereof is omitted, and the front side structure and the back side structure are connected and fixed by the tension beam 15 to form an integral structure.

As shown in fig. 1, the flexible endurance testing apparatus for an active grille according to a preferred embodiment of the present invention further includes a bracket assembly 2 installed on the frame 1 for installing the active grille. The rack assembly 2 comprises six downwardly extending first racks 21, of which two first racks 21 are mounted on the first beam 111 at a distance from each other, two other first racks 21 are mounted on the second beam 112 at a distance from each other, and the remaining two first racks 21 are mounted on the third beam 113 at a distance from each other. As shown in fig. 3, the upper end of the first bracket 21 has a circular hole 211, a screw can be fastened in the circular hole 211, and the

cross members

111, 112, 113 have a sliding track along which the screw can move, so that the first bracket 21 can move laterally relative to the

cross members

111, 112, 113. The lower end of the first bracket 21 has a bracket mounting hole 212, and the active grille has a grille mounting hole, and mounting screws are provided through the bracket mounting hole 212 and the grille mounting hole to mount the active grille to the first bracket 21. Due to the difference of hole positions of the grille mounting holes of the active air inlet grilles with different specifications, the flexible mounting of various active air inlet grilles can be realized through the transverse movement of the first bracket 21 on the

cross beams

111, 112 and 113.

Returning to fig. 1, the rack assembly 2 includes six downwardly extending second racks 22, two of the second racks 22 being mounted on the first beam 111 in a spaced apart relationship, two of the second racks 22 being mounted on the second beam 112 in a spaced apart relationship, and the remaining two second racks 22 being mounted on the third beam 113 in a spaced apart relationship. As shown in fig. 4, the second bracket 22 has a circular hole 221 at the upper end, a screw can be fastened in the circular hole 221, and the

cross members

111, 112, 113 have a sliding track along which the screw can move, so that the second bracket 22 can move transversely relative to the

cross members

111, 112, 113. The lower end of the second bracket 22 has a bracket mounting hole 222, and the active grille has a grille mounting hole, and mounting screws are provided through the bracket mounting hole 222 and the grille mounting hole to mount the active grille to the second bracket 22. Due to the difference of hole positions of the grille mounting holes of the active air inlet grilles with different specifications, the flexible mounting of various active air inlet grilles can be realized through the transverse movement of the second support 22 on the

cross beams

111, 112 and 113.

Returning to fig. 1, the rack assembly 2 includes six downwardly extending third racks 23, two of the third racks 23 being mounted on the first beam 111 in spaced relation to each other, two of the third racks 23 being mounted on the second beam 112 in spaced relation to each other, and the remaining two third racks 23 being mounted on the third beam 113 in spaced relation to each other. As shown in fig. 5, the third bracket 23 has a circular hole 231 at the upper end thereof, a screw can be fastened in the circular hole 231, and the

cross members

111, 112, 113 have a sliding track thereon, along which the screw is moved, so that the third bracket 23 can move laterally relative to the

cross members

111, 112, 113. The third bracket 23 has bracket mounting holes 232 at a lower end thereof, and the active grille has grille mounting holes, and mounting screws are provided through the bracket mounting holes 232 and the grille mounting holes to mount the active grille to the third bracket 23. Due to the difference of hole positions of the grille mounting holes of the active air inlet grilles with different specifications, the third support 23 can move transversely on the

cross beams

111, 112 and 113 to realize flexible mounting of various active air inlet grilles.

Returning to fig. 1, the bracket assembly 2 includes a downwardly extending fourth bracket 24 mounted at an intermediate position on the first beam 111. As shown in fig. 6, the upper end of the fourth bracket 24 has a round hole 241, a screw can be fastened in the round hole 241, and the first beam 111 has a sliding track thereon, along which the screw can move, so that the fourth bracket 24 can move transversely with respect to the first beam 111. The fourth bracket 24 has bracket mounting holes 242 at a lower end thereof, and the active intake grill has grill mounting holes, and mounting screws are provided through the bracket mounting holes 242 and the grill mounting holes to mount the active intake grill to the fourth bracket 24. Due to the difference of hole positions of the grille mounting holes of the active air intake grilles with different specifications, the flexible mounting of various active air intake grilles can be realized through the transverse movement of the fourth bracket 24 on the first cross beam 111.

Returning to fig. 1, the bracket assembly 2 includes six upwardly extending fifth brackets 25, two of which 25 are mounted on the second beam 112 in spaced relation to each other, two of which 25 are mounted on the third beam 113 in spaced relation to each other, and the remaining two of which 25 are mounted on the fourth beam 114 in spaced relation to each other. As shown in fig. 7, the fifth bracket 25 has bracket mounting holes 251 at the upper end thereof, and the active grille has grille mounting holes, and mounting screws are provided through the bracket mounting holes 251 and the grille mounting holes to mount the active grille to the fifth bracket 25. The fifth bracket 25 has a circular hole 252 at a lower end thereof, a screw can be fastened in the circular hole 252, and the

cross members

112, 113 and 114 have a sliding track along which the screw is moved, so that the fifth bracket 25 can move laterally relative to the

cross members

112, 113 and 114. Due to the difference of hole positions of the grille mounting holes of the active air intake grilles with different specifications, the transverse movement of the fifth bracket 25 on the

cross beams

112, 113 and 114 can realize the flexible mounting of various active air intake grilles.

Returning to fig. 1, the bracket assembly 2 includes two sixth brackets 26 extending up and down and respectively mounted at intermediate positions of the second beam 112 and the third beam 113. As shown in fig. 8, the sixth bracket 26 has bracket mounting holes 261 at upper and lower ends thereof, respectively, and the active grille has grille mounting holes, and mounting screws are provided through the bracket mounting holes 261 and the grille mounting holes to mount the active grille to the sixth bracket 26. The sixth bracket 26 has a circular hole 262 in the middle thereof, a screw can be fastened in the circular hole 262, and the cross members 112, 113 have a sliding track along which the screw can move, so that the sixth bracket 26 can move laterally relative to the cross members 112, 113. Due to the difference of hole positions of the grille mounting holes of the active air inlet grilles with different specifications, the flexible mounting of various active air inlet grilles can be realized through the transverse movement of the sixth support 26 on the cross beams 112 and 113.

Returning to fig. 1, the bracket assembly 2 includes an upwardly extending seventh bracket 27 mounted at an intermediate position on the fourth beam 114. As shown in fig. 9, the seventh bracket 27 has bracket mounting holes 271 at the upper end thereof, and the active grille has grille mounting holes, and mounting screws are provided through the bracket mounting holes 271 and the grille mounting holes to mount the active grille to the seventh bracket 27. The lower end of the seventh bracket 27 has a round hole 272, a screw can be fastened in the round hole 272, the fourth beam 114 has a sliding track, and the screw moves along the track, so that the seventh bracket 27 can move transversely relative to the fourth beam 114. Due to the difference of hole positions of the grille mounting holes of the active grille shutters with different specifications, flexible mounting of various active grille shutters can be realized through the transverse movement of the seventh support 27 on the fourth beam 114.

With reference to fig. 1 and 2, the frame 1 defines three parallel mounting stations at different heights, so that three active grille intakes are tested by means of the bracket assembly 2. Specifically, the first support 21, the second support 22 and the third support 23 mount two sides of three active air inlet grilles in a group, respectively, the fourth support 24 mounts the middle part of the uppermost active air inlet grill, the fifth support 25 supports two sides of the three active air inlet grilles in a group, respectively, the upper sixth support 26 supports the middle part of the uppermost active air inlet grill and mounts the middle part of the middle active air inlet grill, the lower sixth support 26 supports the middle part of the middle active air inlet grill and mounts the middle part of the lowermost active air inlet grill, and the seventh support 27 supports the middle part of the lowermost active air inlet grill. In particular, the bracket assembly 2 is arranged frontally convex from the frame 1, the distance of the frontage of each

bracket

21, 22, 23, 24, 25, 26, 27 being selected according to the shape of the active grille. For example, the first brackets 21 at both sides have a smaller protrusion distance than the third brackets 23 at the opposite middle position, so that different connection structures are adopted in accordance with different installation spaces of the active grille.

As shown in fig. 2, the flexible endurance testing apparatus for an active grille according to a preferred embodiment of the present invention further includes a weight assembly 3 mounted on the frame 1 for loading the active grille. The weight assembly 3 comprises a rotating shaft 31, a bearing 32, a weight 33 and a thread 34, wherein the rotating shaft 31 is supported on the frame 1 in a penetrating way, the bearing 32 is correspondingly arranged and installed on the rotating shaft 31 (see fig. 10), the weight 33 is installed by winding the thread 34 on the bearing 32, and the other end of the thread 34 is fixedly connected with the blade 4 of the active air inlet grille, as shown in fig. 11, so that the corresponding weight 33 is connected on the blade 4 through the thread 34, and the weight 33 can slide up and down along with the bearing 32 on the rotating shaft 31 when the blade is repeatedly opened and closed in the cyclic endurance test process of the active air inlet grille, thereby realizing the coordinated operation of the whole structure.

The specific operation process of the flexible endurance test device for the active grille shutter according to a preferred embodiment of the present invention includes: firstly, connecting the

brackets

21, 22, 23, 24, 25, 26 and 27 on the cross beams 111, 112, 113 and 114 through screws, adjusting the positions of the cross beams 111, 112, 113 and 114 along the vertical direction, and then fixing the cross beams on the

longitudinal beams

121 and 122 through angle irons 13; adjusting each

bracket

21, 22, 23, 24, 25, 26, 27 in the left-right direction to mount each active grille on the mounting station; according to the structure of the active air inlet grille and the requirement of the simulated load, selecting a corresponding loading position and a loading weight, adjusting the position of the weight 33 to connect the weight 33 on the blade 4 of the active air inlet grille and fixing the weight on the bearing 32; and driving a motor of the active air inlet grille to realize a cyclic durability test of the active air inlet grille under the load corresponding to the corresponding wind speed.

According to the utility model discloses a flexible endurance test device for initiative air-inlet grille, each

support

21, 22, 23, 24, 25, 26, 27 can carry out lateral shifting, also can adopt vertical round hole and frame complex mode to realize longitudinal movement, at last will take the initiative installation vacancy on the air-inlet grille and each

support

21, 22, 23, 24, 25, 26, 27 align and fasten to can realize the best clearance match of initiative air-inlet grille and device, make the installation more convenient stable. The device can meet the requirement of a circulation endurance test under the load of the active air inlet grille, and has the great advantages that the design of the angle iron 13 and the

supports

21, 22, 23, 24, 25, 26 and 27 is combined, the circulation endurance test of various active air inlet grilles can be realized, the development cost and the development period of a test device can be saved, and the flexible device is more favorable for the smooth development of projects.

What has been described above is only the preferred embodiment of the present invention, not for limiting the scope of the present invention, but various changes can be made to the above-mentioned embodiment of the present invention. All the simple and equivalent changes and modifications made according to the claims and the content of the specification of the present invention fall within the scope of the claims of the present invention. The present invention is not described in detail in the conventional technical content.

Claims

1. A flexible endurance testing apparatus for an active grille shutter, comprising:

a frame;

a bracket assembly for mounting an active grille shutter movably mounted on the frame; and

a weight subassembly for carrying out load to initiative air-inlet grille, it includes pivot, bearing, weight and line, and the pivot supports on the frame, and the bearing is installed in the pivot, and the weight is installed and is connected initiative air-inlet grille's blade on the bearing through the winding.

2. The flexibility endurance testing apparatus of claim 1, wherein the frame includes a cross member and a longitudinal member, opposite ends of the cross member being mounted to the longitudinal member.

3. The flexibility endurance testing apparatus of claim 2, wherein opposite ends of the cross beam are fixedly connected to the side beams by angle irons.

4. The flexibility endurance testing apparatus of claim 3, wherein the beam is not uniquely fixed to the stringer.

5. The flexibility endurance testing device of claim 2, wherein the rack assembly comprises a plurality of racks mounted on the beam.

6. The flexibility endurance testing apparatus of claim 5, in which the bracket has a circular hole in which a screw is fastened, and the cross beam has a sliding track along which the screw is movable.

7. The flexible endurance testing device of claim 5, wherein each of the brackets has a different distance of lordosis.

8. The flexible endurance testing device of claim 1, having a plurality of parallel mounting stations at different heights.