Adjustable structure of roof rack

Abstract

The utility model provides a roof luggage rack adjustable structure, including draw bending pole and with draw bending pole's base assembly, base assembly sets up at draw bending pole's both ends, and base assembly includes mounting seat and with adjustable unit that mounting seat connects, adjustable unit can adjust according to actual load luggage size, it is convenient according to actual demand to adjust the position of luggage rack easily, still can adjust the distance between draw bending pole, thereby makes the whole luggage rack freely adjusts in the range of predetermining, to adapt to different size's luggage, be favorable to improve the fixed effect to luggage, reduce the risk that luggage falls off in the process of vehicle driving, improved the scope of application and flexibility.

Description

Technical Field

[0001] This utility model belongs to the field of vehicle body accessories technology. Specifically, this utility model relates to an adjustable roof rack structure. Background Technology

[0002] Roof racks can accommodate large items that cannot fit in the trunk, such as luggage, bicycles, folding beds, skis, and sailboats, providing more storage options for road trips and outdoor sports, and increasing interior space. The pull rods, as the main support structure of the roof rack, can withstand the weight of items placed on it, ensuring stability during driving. Traditional pull rods and roof racks, once installed, have relatively fixed positions, making it difficult to adjust according to the actual size of the luggage. This affects the securing effect on larger or smaller luggage, increasing the risk of luggage falling off during driving. Furthermore, the number of pull rods is fixed and cannot be adjusted according to the actual quantity and size of checked luggage, limiting its applicability and flexibility.

[0003] To address the aforementioned issues, patent application number 2017201751702 discloses a roof rack, which includes a pull rod for carrying luggage, a bracket, a cover, and a rubber pad. The bracket is fixed to both ends of the pull rod, the cover is installed above the bracket, and the rubber pad is installed below the bracket. The cover includes an upper cover and a decorative protective cover. The upper cover is fixed above the bracket, and the decorative protective cover includes a left cover body and a right cover body. The left cover body is located on the left side of the bracket and extends a first locking arm towards the center of the bracket. The right cover body is located on the right side of the bracket and extends a second locking arm towards the center of the bracket. The first and second locking arms interlock to form the decorative protective cover and hold the bracket tightly. This method only changes the shape of the roof rack and cannot solve the aforementioned problems.

[0004] Therefore, in order to improve or solve at least one of the above problems, an adjustable roof rack structure is provided that can be adjusted according to the actual size of the luggage, which is conducive to improving the luggage securing effect, reducing the risk of luggage falling off during vehicle operation, and improving the applicability and flexibility. Summary of the Invention

[0005] This utility model is designed to solve the aforementioned problems. Its purpose is to provide an adjustable roof rack structure that can be adjusted according to the actual size of the luggage it carries, thereby improving the securing effect on the luggage, reducing the risk of luggage falling off during vehicle operation, and increasing its applicability and flexibility. To achieve the above objectives, the technical solution adopted by this utility model is as follows: This utility model provides an adjustable roof rack structure, characterized by including a pull rod and a base assembly connected to the pull rod. The base assembly is disposed at both ends of the pull rod and includes a mounting seat and an adjustable unit connected to the mounting seat.

[0006] The adjustable roof rack structure provided by this utility model may also have the following features: the mounting base includes a mounting base body, a rotating block and a threaded connecting shaft, one end of the threaded connecting shaft is movably mounted on the mounting base body, and the other end of the threaded connecting shaft is connected to the rotating block.

[0007] The adjustable roof rack structure provided by this utility model may also have the following feature: the mounting base body is provided with a snap-fit ​​groove, which is adapted to the roof longitudinal rail.

[0008] The adjustable roof rack structure provided by this utility model may also have the following features: the adjustable unit includes a housing, a support rod, a sliding sleeve, a sliding base plate, a locking component, and a connecting component; the rotating block is movably disposed on the housing; the support rod is disposed inside the housing; the sliding sleeve is movably sleeved on the support rod; the sliding base plate is connected to the sliding sleeve; the locking component is disposed on the sliding sleeve; and the connecting component is disposed on the sliding base plate.

[0009] The adjustable roof rack structure provided by this utility model may also have the following features: the housing is provided with a slide rail, the locking element includes a threaded positioning rod and a rubber gasket, the threaded positioning rod is movably inserted on the slide sleeve and located in the slide rail, the end of the threaded positioning rod is provided with a locking flange, and the rubber gasket is sleeved on the threaded positioning rod and located between the locking flange and the housing.

[0010] The adjustable roof rack structure provided by this utility model may also have the following features: the connecting part includes a nut seat and a connecting screw, the nut seat is disposed on the sliding base plate, and the connecting screw is movably disposed and passes through the nut seat.

[0011] The adjustable roof rack structure provided by this utility model may also have the following features: the bending rod includes a mounting rod and an adjusting rod, the end of the adjusting rod is movably connected to the mounting rod, and the end of the mounting rod away from the adjusting rod is provided with a mounting groove.

[0012] The adjustable roof rack structure provided by this utility model may also have the following features: one end of the mounting rod is provided with a sliding inner cavity, a sliding block is provided in the sliding inner cavity, the adjusting rod is connected to the sliding block, the adjusting rod is provided with an external thread, a limiting nut is sleeved on the adjusting rod, and the limiting nut is connected to the end of the mounting rod. The technical advantages of this utility model are as follows: The adjustable roof rack structure provided by this utility model includes a pull rod and a base assembly connected to the pull rod. The base assembly is located at both ends of the pull rod and includes a mounting base and an adjustable unit connected to the mounting base. The adjustable unit can be adjusted according to the actual size of the luggage it carries, making it easy to adjust the position of the roof rack according to actual needs. It can also adjust the distance between the pull rods, so that the entire roof rack can be freely adjusted within a preset range to accommodate luggage of different sizes. This helps to improve the fixing effect of the luggage, reduce the risk of luggage falling off during vehicle operation, and improve the applicability and flexibility. Attached Figure Description

[0013] This manual includes the following figures, which illustrate the following: Figure 1 This is a schematic diagram of the adjustable roof rack structure in an embodiment of this utility model; Figure 2 This is a schematic diagram of the base assembly in an embodiment of this utility model; Figure 3 This is a cross-sectional view of the base assembly in the front view direction in an embodiment of this utility model; Figure 4 This is a schematic diagram of the tension and bending rod in an embodiment of this utility model.

[0014] The components are marked as follows: tension rod-10, mounting rod-11, sliding inner cavity-111, sliding block-112, adjusting rod-12, mounting groove-13, limit nut-14, base assembly-20, mounting seat-21, mounting seat body-211, rotating block-212, threaded connecting shaft-213, snap-fit ​​groove-214, adjustable unit-22, housing-221, slide rail-2211, support rod-222, sliding sleeve-223, sliding base plate-224, locking component-225, threaded positioning rod-2251, rubber gasket-2252, locking flange-2253, connector-226, nut seat-2261, connecting screw-2262. Detailed Implementation

[0015] The specific embodiments of the present invention will be further described in detail below with reference to the accompanying drawings, in order to help those skilled in the art to have a more complete, accurate and in-depth understanding of the inventive concept and technical solution of the present invention, and to facilitate its implementation.

[0016] Figure 1 This is a schematic diagram of the adjustable roof rack structure in an embodiment of this utility model.

[0017] like Figure 1As shown, the adjustable roof rack structure provided by this utility model includes a pull-bend rod 10 and a base assembly 20 connected to the pull-bend rod 10. The base assembly 20 is disposed at both ends of the pull-bend rod 10. The base assembly 20 includes a mounting base 21 and an adjustable unit 22 connected to the mounting base 21. The adjustable unit 22 can be adjusted according to the actual size of the luggage it carries, making it easy to adjust the position of the roof rack according to actual needs. It can also adjust the distance between the pull-bend rods 10, so that the entire roof rack can be freely adjusted within a preset range to accommodate luggage of different sizes. This helps to improve the fixing effect of the luggage, reduce the risk of luggage falling off during vehicle operation, and improve the applicability and flexibility.

[0018] Figure 2 This is a schematic diagram of the base assembly in an embodiment of this utility model; Figure 3 This is a cross-sectional view of the base assembly in the front view direction in an embodiment of this utility model.

[0019] like Figure 2 and Figure 3 As shown, the mounting base 21 includes a mounting base body 211, a rotating block 212, and a threaded connecting shaft 213. One end of the threaded connecting shaft 213 is movably mounted on the mounting base body 211. The mounting base body 211 has an internal thread that matches the threaded connecting shaft 213. The mounting base body 211 is movably connected to the threaded connecting shaft 213 through a threaded engagement. The other end of the threaded connecting shaft 213 is fixedly connected to the rotating block 212. By rotating the rotating block 212, the threaded connecting shaft 213 can be rotated, which can adjust the distance between the mounting base body 211 and the rotating block 212. The mounting base body 211 has a snap-fit ​​groove 214 that matches the roof rail, making it easy to snap the mounting base 21 onto the roof rail to adapt to the roof rails of different vehicle models.

[0020] like Figure 2 and Figure 3 As shown, the adjustable unit 22 includes a housing 221, a support rod 222, a sliding sleeve 223, a sliding base plate 224, a locking member 225, and a connecting member 226. The housing 221 is cuboid in shape. A rotating block 212 is movably mounted on the housing 221. The rotating block 212 is rotatably mounted on the housing 221 by a hinge. The support rod 222 is located inside the housing 221. The sliding sleeve 223 is slidably mounted on the support rod 222. The sliding base plate 224 is connected to the sliding sleeve 223, so that the sliding sleeve 223 can drive the sliding base plate 224 to slide. Multiple sliding sleeves 223 are mounted on the support rod 222. The locking member 225 is located on the sliding sleeve 223 and is used to lock and fix the sliding sleeve 223 to improve the stability of the luggage rack during vehicle operation. The connecting member 226 is located on the sliding base plate 224 and is used to connect with the pull-bending rod 10 to provide an installation position for the pull-bending rod 10.

[0021] like Figure 2 and Figure 3 As shown, the housing 221 is provided with a slide 2211, and the locking element 225 includes a threaded positioning rod 2251 and a rubber gasket 2252. The threaded positioning rod 2251 is movably inserted into the slide sleeve 223. The threaded positioning rod 2251 is located inside the slide 2211 and is rotatably inserted into the slide sleeve 223 by means of threaded engagement. A locking flange 2253 is provided at the end of the threaded positioning rod 2251 away from the slide sleeve 223. The rubber gasket 2252 is sleeved on the threaded positioning rod 2251 and is located between the locking flange 2253 and the housing 221. By rotating the threaded positioning rod 2251, the rubber pad 2252 can be pressed onto the housing 221 by the locking flange 2253. The rubber pad 2252 provides sufficient friction to ensure that the sliding sleeve 223 and the pull rod 10 remain stable even when encountering bumps or turns during vehicle operation, thus ensuring the safety of the luggage. At the same time, the side of the rubber pad 2252 near the housing 221 has rubber particles, which further enhances the coefficient of friction of the contact surface with the housing 221, further strengthening the locking effect and ensuring the stability and reliability of the luggage rack during use.

[0022] like Figure 2 and Figure 3 As shown, the connector 226 includes a nut seat 2261 and a connecting screw 2262. The nut seat 2261 is disposed on the sliding base plate 224. The connecting screw 2262 is movably disposed and passes through the nut seat 2261. The connecting screw 2262 is rotatably disposed in the nut seat 2261 by means of thread engagement. The connecting screw 2262 is used to provide an installation position for the tension rod 10.

[0023] Figure 4 This is a schematic diagram of the tension and bending rod in an embodiment of this utility model.

[0024] like Figure 4As shown, the tension rod 10 includes a mounting rod 11 and an adjusting rod 12. The end of the adjusting rod 12 is movably connected to the mounting rod 11, and both ends of the adjusting rod 12 are movably connected to two mounting rods 11 respectively. A mounting groove 13 is provided at the end of the mounting rod 11 away from the adjusting rod 12. The mounting groove 13 is U-shaped and adapts to the connecting screw 2262, facilitating the locking of the end of the mounting rod 11 onto the connecting screw 2262. One end of the mounting rod 11 is provided with a sliding inner cavity 111, and a sliding block 112 is provided within the sliding inner cavity 111. The sliding block 112 is slidably disposed within the sliding inner cavity 111. The end of the adjusting rod 12 is connected to the sliding inner cavity 111... The sliding block 112 is connected inside the cavity 111. The adjusting rod 12 is provided with external threads. The directions of the external threads at both ends of the adjusting rod 12 are opposite. A limiting nut 14 is sleeved on the adjusting rod 12. The limiting nut 14 is screwed onto the adjusting rod 12 through thread engagement. The limiting nut 14 is connected to the end of the mounting rod 11 away from the mounting groove 13. By rotating the adjusting rod 12, the sliding block 112 can be driven to slide in the sliding inner cavity 111. This allows the user to adjust the extension length of the pull-bend rod 10 according to actual needs to accommodate luggage of different sizes. This design not only facilitates the user's operation but also ensures the flexibility and stability of the luggage rack system.

[0025] By rotating the rotating block 212, the threaded connecting shaft 213 can be rotated, thereby adjusting the distance between the mounting base body 211 and the adjustable unit 22. The relative position between the mounting base body 211 and the adjustable unit 22 will change, making it faster and more convenient for users to install the roof rack, so as to adapt to different usage scenarios and different sizes of roof rails.

[0026] With the adjustable roof rack structure provided by this utility model, users can easily adjust the position of the roof rack according to actual needs. When encountering luggage that is too large or too small and needing to adjust the distance between the pull rods 10, the user only needs to rotate and loosen the threaded positioning rod 2251 to separate the rubber pad 2252 from the top of the housing 221. Then, the user can adjust the distance between the pull rods 10 by sliding them back and forth, so that the entire roof rack can be freely adjusted within a preset range to accommodate luggage of different sizes.

[0027] The adjustable roof rack structure provided by this utility model also supports the length adjustment function of the pull rod 10, so as to realize the flexible adjustment of the width of the roof rack. Furthermore, when the user needs to select the appropriate number of pull rods 10 according to the quantity or size of the luggage, he / she only needs to remove the connecting screw 2262 threaded in the nut seat 2261 to easily remove the pull rod 10. This design ensures that both large and small luggage can be firmly fixed, greatly reducing the risk of luggage falling off during transportation and solving some limitations that still exist in the actual use of existing roof racks.

[0028] The adjustable roof rack structure provided by this utility model includes a pull-bend rod 10 and a base assembly 20 connected to the pull-bend rod 10. The base assembly 20 is located at both ends of the pull-bend rod 10. The base assembly 20 includes a mounting base 21 and an adjustable unit 22 connected to the mounting base 21. The adjustable unit 22 can be adjusted according to the actual size of the luggage it carries, making it easy to adjust the position of the roof rack according to actual needs. It can also adjust the distance between the pull-bend rods 10, so that the entire roof rack can be freely adjusted within a preset range to accommodate luggage of different sizes. This helps to improve the fixing effect of the luggage, reduce the risk of luggage falling off during vehicle operation, and improve the applicability and flexibility.

[0029] By rotating the adjusting rod 12, the sliding block 112 can be moved to slide in the sliding cavity 111, which allows the user to adjust the extension length of the pull rod 10 according to actual needs to accommodate luggage of different sizes. This design not only facilitates the user's operation, but also ensures the flexibility and stability of the luggage rack system.

[0030] By rotating the rotating block 212, the threaded connecting shaft 213 can be rotated, thereby adjusting the distance between the mounting base body 211 and the adjustable unit 22. The relative position between the mounting base body 211 and the adjustable unit 22 will change, making it faster and more convenient for users to install the roof rack, so as to adapt to different usage scenarios and different sizes of roof rails.

[0031] With the adjustable roof rack structure provided by this utility model, users can easily adjust the position of the roof rack according to actual needs. When encountering luggage that is too large or too small and needing to adjust the distance between the pull rods 10, the user only needs to rotate and loosen the threaded positioning rod 2251 to separate the rubber pad 2252 from the top of the housing 221. Then, the user can adjust the distance between the pull rods 10 by sliding them back and forth, so that the entire roof rack can be freely adjusted within a preset range to accommodate luggage of different sizes.

[0032] The adjustable roof rack structure provided by this utility model also supports the length adjustment function of the pull rod 10, so as to realize the flexible adjustment of the width of the roof rack. Furthermore, when the user needs to select the appropriate number of pull rods 10 according to the quantity or size of the luggage, he / she only needs to remove the connecting screw 2262 threaded in the nut seat 2261 to easily remove the pull rod 10. This design ensures that both large and small luggage can be firmly fixed, greatly reducing the risk of luggage falling off during transportation and solving some limitations that still exist in the actual use of existing roof racks.

[0033] The present invention has been described above by way of example with reference to the accompanying drawings. Obviously, the specific implementation of the present invention is not limited to the above-described manner. Any non-substantial improvements made using the inventive concept and technical solution of the present invention; or the direct application of the inventive concept and technical solution to other situations without modification, are all within the protection scope of the present invention.

Claims

1. An adjustable roof rack structure, characterized in that, It includes a bending rod (10) and a base assembly (20) connected to the bending rod (10). The base assembly (20) is disposed at both ends of the bending rod (10). The base assembly (20) includes a mounting base (21) and an adjustable unit (22) connected to the mounting base (21).

2. The adjustable roof rack structure according to claim 1, characterized in that, The mounting base (21) includes a mounting base body (211), a rotating block (212), and a threaded connecting shaft (213). One end of the threaded connecting shaft (213) is movably mounted on the mounting base body (211), and the other end of the threaded connecting shaft (213) is connected to the rotating block (212).

3. The adjustable roof rack structure according to claim 2, characterized in that, The mounting base body (211) is provided with a snap-fit ​​groove (214), which is adapted to the longitudinal rail of the vehicle roof.

4. The adjustable roof rack structure according to claim 3, characterized in that, The adjustable unit (22) includes a housing (221), a support rod (222), a sliding sleeve (223), a sliding base plate (224), a locking element (225), and a connecting element (226). The rotating block (212) is movably disposed on the housing (221). The support rod (222) is disposed inside the housing (221). The sliding sleeve (223) is movably sleeved on the support rod (222). The sliding base plate (224) is connected to the sliding sleeve (223). The locking element (225) is disposed on the sliding sleeve (223). The connecting element (226) is disposed on the sliding base plate (224).

5. The adjustable roof rack structure according to claim 4, characterized in that, The housing (221) is provided with a slide (2211), and the locking member (225) includes a threaded positioning rod (2251) and a rubber gasket (2252). The threaded positioning rod (2251) is movably inserted on the slide sleeve (223) and located in the slide (2211). The end of the threaded positioning rod (2251) is provided with a locking flange (2253). The rubber gasket (2252) is sleeved on the threaded positioning rod (2251) and located between the locking flange (2253) and the housing (221).

6. The adjustable roof rack structure according to claim 5, characterized in that, The connector (226) includes a nut seat (2261) and a connecting screw (2262). The nut seat (2261) is disposed on the sliding base plate (224), and the connecting screw (2262) is movably disposed and passes through the nut seat (2261).

7. The adjustable roof rack structure according to claim 1, characterized in that, The tension rod (10) includes a mounting rod (11) and an adjusting rod (12). The end of the adjusting rod (12) is movably connected to the mounting rod (11), and the mounting rod (11) has a mounting groove (13) at one end away from the adjusting rod (12).

8. The adjustable roof rack structure according to claim 7, characterized in that, One end of the mounting rod (11) is provided with a sliding inner cavity (111), and a sliding block (112) is provided in the sliding inner cavity (111). The adjusting rod (12) is connected to the sliding block (112). The adjusting rod (12) is provided with an external thread. A limiting nut (14) is sleeved on the adjusting rod (12). The limiting nut (14) is connected to the end of the mounting rod (11).

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