KR102450627B1 - Roof rack mounting structure - Google Patents

Abstract

The present invention is a roof rack having a top plate, a first side plate, a second side plate having a first hole, and a rib positioned inside between the two side plates and having a second hole; a clip formed to be fitted to the rib and having a third hole and a nut; a ring structure installed on the top of the vehicle and having a fourth hole; In a state in which the clip is inserted into the roof rack and the ring structure is disposed inside the roof rack, it is inserted through the aligned first to fourth holes to provide a roof rack mounting structure including a bolt coupled to a nut.

Description

Roof rack mounting structure

The present invention relates to a roof rack mounting structure, and more particularly, to a mounting structure for removing the A/S cover (cap) of the roof rack.

The roof rack is a functional part for loading luggage on the upper part of the vehicle. is loaded on Nowadays, with the popularization of recreational vehicles (SUV: Sport Utility Vehicle, RV: Recreational Vehicle) and the boom of leisure travel such as camping, roof racks are widely used.

In a conventional vehicle roof rack, the rail portion of the roof rack is directly fixed to the roof panel of the vehicle through a mounting bolt or the like. ) was installed and finished. However, such a cap has a problem in that it acts as a factor degrading the appearance quality of the roof rack.

Specifically, in the conventional roof rack, due to the cap mounted on the exterior exposed part (top of the roof rack) after mounting the vehicle body, ① deterioration of the appearance occurs, and when using the indoor mounting method, ② line assembly degradation, ③ repair, ④ Quality problems such as A/S difficulties occur.

Accordingly, the present invention intends to increase the degree of freedom by setting a new mounting structure in connection with injection-type plastic roof rack parts.

The present invention, in order to achieve the above object, a roof rack having a top plate, a first side plate, a second side plate having a first hole, located inside between the two side plates and having a rib having a second hole; a clip formed to be fitted to the rib and having a third hole and a nut; a ring structure installed on the top of the vehicle and having a fourth hole; In a state in which the clip is inserted into the roof rack and the ring structure is disposed inside the roof rack, it is inserted through the aligned first to fourth holes to provide a roof rack mounting structure including a bolt coupled to a nut.

In the present invention, the roof rack may include a plurality of ribs, including a first rib and a second rib.

In the present invention, the clip may include two vertical plates, a joint connecting the two vertical plates, and a clip unit having an open inlet between the two vertical plates and fitted to the rib.

In the present invention, the width of the inlet of the clip may be less than or equal to the thickness of the rib so that the two vertical plates of the clip can be fitted to the rib while being widened.

In the present invention, the clip may have a notch in which a part of the joint is cut.

According to the first embodiment of the present invention, the clip may include a plurality of clip units integrally connected.

According to the first embodiment of the present invention, the clip may include a connecting plate for connecting two adjacent clip units, and a clip distal end fitted between the rib and the side plate.

According to the second embodiment of the present invention, the clip may be composed of a plurality of independent pieces that are not connected to each other, including a first clip fitted to the first rib and a second clip fitted to the second rib.

According to the present invention, it is possible to maintain the existing outdoor mounting concept to improve assembly and maintain watertightness. In particular, by applying the new concept of the mounting structure, the post-mounting cap after the mounting part can be removed, and the appearance deterioration can be minimized by adding a mounting release hole to the non-exposed part of the exterior.

1 is an outer coupled perspective view of a roof rack mounting structure according to a first embodiment of the present invention.
2 is a perspective view of a clip according to a first embodiment of the present invention;
3 is an inner combined perspective view of the roof rack mounting structure according to the first embodiment of the present invention.
4 is a combined cross-sectional view of the roof rack mounting structure according to the first embodiment of the present invention.
5 is an outer coupled perspective view of a roof rack mounting structure according to a second embodiment of the present invention.
6 is an inner combined perspective view of a roof rack mounting structure according to a second embodiment of the present invention.
7 is a perspective view of a clip according to a second embodiment of the present invention;

Hereinafter, the present invention will be described in detail.

1 to 4 relate to a roof rack mounting structure according to a first embodiment of the present invention, and FIG. 1 is an outer coupled perspective view, FIG. 2 is a clip perspective view, FIG. 3 is an inner coupled perspective view, and FIG. 4 is a combined cross-sectional view.

1 to 4 , the roof rack mounting structure according to the first embodiment may include a roof rack 10 , a clip 20 , a ring structure 30 , and a bolt 40 .

The roof rack 10 may be a plastic injection molding, and specifically, it may be manufactured by injection molding a material reinforced with glass fibers and/or minerals into a polyamide (nylon, etc.) resin.

The roof rack 10 may be a long structure in the form of a rail with an open bottom and an empty inside, and its shape and size may be appropriately changed and set. The length of the roof rack 10 may be, for example, 1 to 7 m, and the height and width may be, for example, 30 to 50 cm.

The roof rack 10 may include a top plate 11 , a first side plate 12 , a second side plate 13 , a first rib 15 , and a second rib 16 , which are integrally formed through injection molding. can be composed of

The upper plate 11 may be configured in a substantially flat plate shape, and its shape and size may be appropriately changed and set. The top plate 11 may be inclined downward from the inside of the vehicle to the outside as illustrated in FIG. 4 , for example, to one side based on the position where it is installed on the vehicle roof, and may also be configured horizontally without inclination.

The first side plate 12 may be disposed outside the vehicle and may extend downward from the outer end of the top plate 11 . The first side plate 12 may be configured in a substantially flat plate shape, and its shape and size may be appropriately changed and set. For example, as illustrated in FIG. 4 , the upper portion of the first side plate 12 may be thicker than the lower portion, and the thick upper portion may have a shape having a maximum thickness at one point while forming a substantially triangular cross section.

The second side plate 13 may be disposed inside the vehicle and may extend downward from the inner end of the top plate 11 . The second side plate 13 may be configured in a substantially flat plate shape, and its shape and size may be appropriately changed and set. The second side plate 13 may have an upper portion thicker than a lower portion, for example, as illustrated in FIG. 4 .

The second side plate 13 may have a first hole 14 for receiving the bolt 40 . The reason why the first hole 14 is formed in the second side plate 13 is that the bolt 40 should not be exposed or at least not easily seen when viewed from the outside as it is disposed inside the vehicle. When the first hole 14 is formed in the first side plate 12 disposed on the outside, the bolt 40 is exposed as it is, and the appearance may be deteriorated. The first hole 14 may have a shape corresponding to the bolt head 41 and the screw portion 42 of the bolt 40 , and may have the same or slightly larger size as the bolt 40 .

The ribs 15 and 16 may be formed inside the roof rack 10 to serve to reinforce the roof rack 10 . The ribs 15 and 16 may extend downward from the upper plate 11 and may be configured in a substantially flat plate shape, and their shape and size may be appropriately changed and set. The ribs 15 , 16 are located inside between the two side plates 12 , 13 and include a longitudinal rib extending long in the longitudinal direction and/or a transverse rib connecting the two side plates 12 , 13 in the width direction. can do. The number of longitudinal ribs may be 1 to 10, preferably 2 to 5. The number of ribs in the width direction may be 2 to 100, preferably 5 to 50. The roof rack 10 may have a plurality of ribs, including a first rib 15 and a second rib 16, wherein the first rib 15 and the second rib 16 are preferably in the longitudinal direction. It can be a rib. In Fig. 3, two longitudinal ribs and three or more transverse ribs are formed. The co-directional ribs 15, 16 and the longitudinal ribs 15, 16 and the side plates 12, 13 may be parallel or substantially parallel to each other.

The ribs 15 and 16 may have a second hole 17 for receiving the bolt 40 . The second hole 17 may have a shape corresponding to the screw portion 42 of the bolt 40 , and may have the same or slightly larger diameter as the screw portion 42 . The second hole 17 may be formed at a position corresponding to the first hole 14 , and preferably may be formed on all of the ribs 15 and 16 .

The clip 20 is for fixing the roof rack 10 to the vehicle roof in combination with the ring structure 30 and the bolt 40, so as to be fitted into the ribs 15 and 16 of the roof rack 10 . may be formed, and specifically, the third hole 21 , the nut 22 , the first vertical plate 23 , the second vertical plate 24 , the joint 25 , the inlet 26 , and the notch 27 . , a connecting plate 28 and clip end portions 29a and 29b may be provided, which may be integrally manufactured, and may be made of a metal material such as steel or stainless steel. The clips 20 may be disposed in the longitudinal direction of the roof rack 10 and may be parallel or substantially parallel to each other with the longitudinal ribs 15 , 16 and the side plates 12 , 13 .

The third hole 21 is for accommodating the bolt 40 , and may have a shape corresponding to the screw portion 42 of the bolt 40 , and may have the same or slightly larger diameter as the screw portion 42 . The third hole 21 may be formed at a position corresponding to the first hole 14 and the second hole 17 , and preferably the first and second vertical plates 23 and 24 of the clip 20 . It may be formed on any vertical plate, including the, and may optionally be formed on the clip end portions 29a and 29b.

The nut 22 may be formed on one side of the clip 20 adjacent to the first side plate 12 of the roof back 10 and remote from the second side plate 13 , for example as illustrated in FIG. 2 . As described above, it may be formed on the side surface of the first vertical plate 23 , and may be formed at a position corresponding to the third hole 21 . The nut 22 may be a weld nut attached to the clip 20 through welding, and may have a threaded part therein to be screwed with the threaded part 42 of the bolt 40 .

The first vertical plate 23 and the second vertical plate 24 may be connected by a joint 25 to form a clip unit having an inlet 26 . That is, the clip 20 includes two vertical plates 23 and 24, a joint 25 connecting the two vertical plates 23 and 24, and an opening 26 between the two vertical plates 23 and 24. and at least one clip unit fitted to the ribs 15 and 16 . The clip unit may be vertically fitted to the ribs 15 and 16 so as to surround the ribs 15 and 16 .

The first vertical plate 23 and the second vertical plate 24 may be configured in a substantially flat plate shape, and the shape and size thereof may be appropriately changed and set. The first vertical plate 23 and the second vertical plate 24 are disposed to face each other and are adjacent to each other, and the distance between the first vertical plate 23 and the second vertical plate 24 is equal to each other in the vertical direction so as to be parallel to each other. It may be arranged, and also may be arranged such that the distance from the joint 25 toward the inlet 26 is gradually narrowed. The vertical plates 23 , 24 can be curved at the connection plate 28 and at their connection with the clip distal ends 29a , 29b respectively, i.e. can be curved outward of the inlet 26 , and thus the clip 20 It can be easily inserted into these ribs (15, 16).

The joint 25 is for connecting the first vertical plate 23 and the second vertical plate 24 , and may form a curved surface in an arc shape as illustrated in FIG. 2 .

The inlet 26 is an open distal end between the first vertical plate 23 and the second vertical plate 24 , and may be formed on the opposite side of the joint 25 . Since the clip 20 has an open inlet 26, it has a certain amount of elasticity, and the first vertical plate 23 and the second vertical plate in the inlet 26 region with the joint 25 as an axis. The distal end of the 24 may move outward so that the inlet 26 may be opened. The width of the inlet 26 may be less than or equal to the thickness of the ribs 15 and 16 so that the first vertical plate 23 and the second vertical plate 24 can be fitted into the ribs 15 and 16 while being spread apart. Accordingly, after the loop back 10 and the clip 20 are coupled, the first vertical plate 23 and the second vertical plate 24 are elastically restored while pressing the ribs 15 and 16 to the clip 20 ) can be firmly fixed to the ribs (15, 16). That is, when the clip 20 is inserted into the ribs 15 and 16 by opening the narrow inlet 26 , the two vertical plates 23 and 24 can be fixed while being engaged with the ribs 15 and 16 .

The notch 27 is a kind of hole in which a part of the joint 25 is cut and drilled, and may serve to facilitate bending when forming a clip unit by bending a flat plate when manufacturing a clip, and before bending processing It may be preformed on the vertical plate. In addition, the notch 27 may be advantageous in reducing the weight of the clip 20 . The notch 27 may be formed in the center of the joint 25 and may extend to the upper end of the vertical plates 23 and 24 as illustrated in FIG. 2 . The shape and size of the notch 27 can be appropriately changed and set. For example, if a circular hole is drilled in a flat plate and bent based on the circular hole, the joint 25 is formed and the notch 27 illustrated in FIG. 2 may be formed.

As illustrated in FIG. 2 , according to the first embodiment, the clip 20 may include a plurality of clip units that are integrally connected. Although two clip units are formed in FIG. 2 , the number of clip units is not limited thereto, and may be, for example, 2 to 5 pieces. The clip 20 may have a corrugated structure that is long in the vertical direction and short in the horizontal direction as a whole, as illustrated in FIG. 2 through bending processing. That is, the plurality of flat plates may have a structure in which they are alternately connected up and down.

As illustrated in FIG. 2 , according to the first embodiment, the clip 20 is sandwiched between the connecting plate 28 connecting two adjacent clip units, the ribs 15 and 16 and the side plates 12 and 13 . The clip may include clip distal ends 29a, 29b.

The connecting plate 28 is fitted in the space between the ribs 15 and 16 together with the connected vertical plates 23 and 24 , so that the clip 20 can be more firmly fixed to the ribs 15 and 16 .

The first clip distal end 29a is fitted in the space between the first side plate 12 and the first rib 15 together with the connected vertical plate 23 , and the second clip distal end 29b is connected to the connected vertical plate 24 . It is fitted in the space between the second side plate 13 and the second rib 16 together with the clip 20 to be more firmly fixed to the ribs 15 and 16 . In particular, as the vertical plates 23 and 24, the connecting plate 28, and the clip end portions 29a and 29b are combined to hold and support the ribs 15 and 16, the occurrence of bending of the ribs 15 and 16 is prevented. effect can be obtained. As illustrated in FIG. 2 , the first clip distal end 29a may be composed of a horizontal plate and a short vertical plate connected thereto to avoid interference with the nut 22 , and the second clip distal end 29b includes a horizontal plate and It may be composed of a long vertical plate connected thereto, and the shape and size of the clip end portions 29a and 29b may be appropriately changed and set. A third hole 21 may also be formed in the second clip distal end 29b having a long vertical plate.

The ring structure 30 is installed on the upper portion of the vehicle for fastening with the roof rack 10 , and may be formed in a ring shape, and may be made of metal or plastic. The cross-section (horizontal direction) of the ring structure 30 may be a rectangle or a circle, and the upper end may be configured in an arc shape, and its shape and size may be set by appropriately changing it. The ring structure 30 may be disposed in the longitudinal direction of the roof rack 10 , and may be parallel or substantially parallel to the longitudinal ribs 15 , 16 and the clips 20 . The ring structure 30 may be properly installed on the roof of the vehicle, for example, it may be screwed with an insert nut installed on the vehicle body, in this case, a bolt or screw is directly mounted on the bottom of the ring structure 30, or a flat plate It can be screwed with the insert nut of the vehicle body by installing bolts or screws through a lower structure in the form of a separate bracket or the like. 4 is a longitudinal cross-sectional view cut vertically from the center of the clip 20 and the ring structure 30 and the bolt 40, so only the upper part of the ring structure 30 is shown in FIG. 4, and the fourth hole 31 ) is not visible.

The fourth hole 31 is formed in the ring structure 30 to accommodate the bolt 40 , and is formed at positions corresponding to the first hole 14 , the second hole 17 , and the third hole 21 . It may be, and at least may have a shape corresponding to the screw portion 42 of the bolt 40 in the width direction of the ring structure 30, at least the same as or slightly equal to the screw portion 42 in the width direction of the ring structure 30 can have a large size. The fourth hole 31 may extend long in the vertical direction (height direction). In this case, in order to prevent the roof rack 10 from moving in the vertical direction after the roof rack 10 is mounted, the fourth hole 31 ) of the upper end, that is, the upper inner peripheral surface of the ring structure 30 is in contact with the bolt 40 so that the bolt 40 is caught, it is preferable to properly adjust the height of the fourth hole 31 .

The bolt 40 is for fastening the roof rack 10, the clip 20, and the ring structure 30 in the width direction of the roof rack 10 to fix it. Specifically, the clip 20 is the roof rack 10. In a state in which the ring structure 30 is inserted into the roof rack 10 and is disposed inside the roof rack 10 , it is inserted through the aligned first holes 14 to fourth holes 31 to be coupled to the nut 22 . The bolt 40 may be composed of a bolt head 41 and a screw portion 42 . The bolt head 41 is preferably completely inserted into the first hole 14, as shown in FIG. 4, in order to minimize external exposure. That is, it is preferable that the upper surface of the bolt head 41 does not protrude from the second side plate 13 at least so that it is placed on the same plane as the second side plate 13 or enters the first hole 14 . The threaded portion 42 may be partially threaded only at the distal end portion engaged with the nut 22 , or may be threaded throughout.

As such, in the roof rack mounting structure according to the first embodiment, the steel clip 20 to which the welding nut 22 is attached is inserted into the roof rack 10 and seated on the roof of the vehicle body, and then the structure in the form of a ring in the vehicle body When the 30 is raised, the roof rack 10 has a structure for assembling the plate-shaped bolts 40 from the inner side. In the roof rack mounting structure according to the first embodiment, the bolt 40 may be partially exposed to the exterior, and workability may be deteriorated as a tool enters from the inner side of the roof rack 10, but the existing outdoor By maintaining the mounting concept, it is possible to improve assembly and maintain watertightness. In particular, the post-mounting cap after the mounting part can be removed by applying the new concept of the mounting structure, and by adding a mounting release hole to the non-exposed part of the exterior, it is possible to minimize the deterioration of the appearance. can In addition, once fixed, the fixation is stable and can be separated using a special tool.

5 to 7 are related to a roof rack mounting structure according to a second embodiment of the present invention, FIG. 5 is an outer coupling perspective view, FIG. 6 is an inner coupling perspective view, and FIG. 7 is a clip perspective view.

5 to 7, the roof rack mounting structure according to the second embodiment is largely divided as in the first embodiment, and the roof rack 10, the clip 20, the ring structure 30, and the bolt 40 are separated. can be provided Compared with the first embodiment, the difference in the roof rack mounting structure according to the second embodiment is that the clip 20 is divided into a plurality of pieces 20a and 20b, and the rest of the configuration is substantially the same as that of the first embodiment. Therefore, only the different parts will be described, and the description of the same configuration will be omitted.

As illustrated in FIG. 7 , the clip 20 includes a first clip 20a fitted to the first rib 15 and a second clip 20b fitted to the second rib 16 , and is not connected to each other. and may be composed of a plurality of independent pieces. The number of clips 20 may be 2 to 5, for example. Since each clip 20a, 20b is an independent part, it may not be provided with the connecting plate 28 and the clip distal ends 29a, 29b as in the first embodiment. The nut 22 may be integrally formed with one clip 20a without being welded. The distal end of at least one of the vertical plates 23, 24 toward the inlet 26 may be curved, that is, curved outward of the inlet 26, so that the clips 20a, 20b are separated from the ribs 15, 15, 16) can be easily inserted.

In the roof rack mounting structure according to the second embodiment, one man-hour is added compared to the first embodiment, and there is a risk of bending the inner ribs 15 and 16 of the roof rack 10 when the bolts 40 are tightened, Compared to the first embodiment, the clip structure is divided from one-piece to two-piece to simplify the shape and has the advantage of being able to use a common product.

On the other hand, the roof rack is a functional part used to load a load on the top of the vehicle, and must satisfy the following load performance. The test method is related to roof rack payload.

division Assessment Methods load load note domestic standard
(baggage:
100 kg) slip
resistance breeder
(front)

400 kgf
(3,920 N) Driving
(Rapid stop/
rotation) slope
(Right and left
front)

400 kgf
(3,920 N) lift
resistance forward
(Perpendicular
above)

350 kgf
(3,430 N) luggage
lift
(high speed
Driving) rear
(Perpendicular
above)

175 kgf
(1,715 N)

10: roof rack
11: top
12: first side plate
13: second side plate
14: Hall 1
15: first rib
16: second rib
17: Hall 2
20: clip
21: Hall 3
22: nut
23: first vertical plate
24: second vertical plate
25: joint
26: entrance
27: notch
28: connection plate
29a, 29b: clip distal end
30: ring structure
31: Hall 4
40: bolt
41: bolt head
42: threaded part

Claims (8)

a roof rack having a top plate, a first side plate, a second side plate having a first hole, and a rib having a second hole positioned inside between the two side plates;
a clip formed to be fitted to the rib and having a third hole and a nut;
a ring structure installed on the top of the vehicle and having a fourth hole;
In a state in which the clip is inserted into the roof rack and the ring structure is disposed inside the roof rack, it is inserted through the aligned first to fourth holes and includes a bolt coupled to the nut,
The clip includes two vertical plates, a joint connecting the two vertical plates, and a clip unit having an open inlet between the two vertical plates and fitted to the rib,
A clip is a roof rack mounting structure having a notch in which a portion of the joint has been cut and drilled. According to claim 1,
The roof rack is a roof rack mounting structure having a plurality of ribs including a first rib and a second rib. delete According to claim 1,
A roof rack mounting structure in which the width of the opening of the clip is less than or equal to the thickness of the rib so that the two vertical plates of the clip can be fitted into the rib while being spread apart. delete According to claim 1,
The clip is a roof rack mounting structure including a plurality of clip units that are integrally connected. 7. The method of claim 6,
The clip is a roof rack mounting structure including a connecting plate connecting two adjacent clip units, and a clip end portion fitted between a rib and a side plate. 3. The method of claim 2,
The clip is a roof rack mounting structure comprising a plurality of independent pieces not connected to each other, including a first clip fitted to the first rib and a second clip fitted to the second rib.

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