Luggage rack with expansion structure
By setting up an extension device on the base side of the car luggage rack, the problem of existing luggage racks needing to be stacked when there are many items is solved, and the effect of increasing the placement area and stability is achieved, and the object is avoided from being damaged.
Patent Information
- Application Number
- CN202421631843.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-11
- Publication Date
- 2025-04-18
- Estimated Expiration
- 2034-07-11
AI Technical Summary
Existing car luggage racks need to be stacked when there are many items, which makes the items easily damaged.
A luggage rack with an expansion structure is designed. By providing an extension device on the base side, including a mounting groove, a slide groove, an extension piece, a limit block and a rotating member, the extension piece can be extended under the action of the rotating member, increasing the placement area, and stabilizing the extension piece by the support member.
It effectively avoids stacking of items, increases the area for equipment placement, ensures that items are not easily damaged when placed, and the extensions are more stable when used.
Smart Images
Figure CN222769339U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of automobile luggage racks, in particular to a luggage rack with an expansion structure. Background Art
[0002] A car luggage rack refers to a bracket installed on the roof for tying large items. It is the basis of all loading solutions on the car roof. Roof racks are most commonly used in self-driving travel. They are used in conjunction with roof boxes and roof frames to carry travel luggage and increase the space inside the car. Other sports equipment such as skis, bicycles, and sailboats can also be carried.
[0003] Some devices on the market are generally provided with a roof rack fixing mechanism, which can facilitate the installation of the roof rack on the upper end of the mounting seat, so that the roof rack can be easily disassembled and stored when not needed, and can be easily disassembled for repair when the roof rack is damaged.
[0004] However, in actual use of the above equipment, when the equipment needs to place a large amount of materials, the items need to be stacked, which may cause the items to be easily damaged when being squeezed; in view of this, we propose a luggage rack with an expansion structure. Utility Model Content
[0005] The purpose of the utility model is to provide a luggage rack with an expansion structure to solve the problems raised in the above background technology.
[0006] To achieve the above object, the utility model provides the following technical solution: a luggage rack with an expansion structure, comprising a roof, a slide rail fixedly connected to the upper surface of the roof, a slider clamped inside the slide rail, a limiter provided on one side of the slide rail, a base fixedly connected to the top of the slider, a stopper fixedly connected to the upper surface of the base, an extension device provided on one side of the base, and the extension device comprising:
[0007] An installation groove, wherein one side of the base is provided with an installation groove, and one side of the inner wall of the installation groove is provided with a sliding groove;
[0008] An extension piece is clamped inside the installation groove, the extension piece is arranged in a mountain shape, one side of the extension piece is fixedly connected to a limiting block, a rotating piece is arranged inside the limiting block, and a protrusion is arranged on the side of the rotating piece close to the limiting block.
[0009] Preferably, the position of the slide groove corresponds to the position of the limiting member, and a limiting block is arranged inside the slide groove, so that the limiting block can limit the extension member.
[0010] Preferably, the internal thread provided inside the limit block is meshed with the external thread provided on the outer surface of the rotating member, and the size of the limit block is adapted to the size of the slide slot, so that the limit block can move well inside the slide slot.
[0011] Preferably, one end of the limiting member is arranged to penetrate one side of the slide rail to the inside of the slider, and the size of the extending member is adapted to the size of the mounting slot, so that the extending member can be well inserted into the mounting slot.
[0012] Preferably, a placement groove is provided at the bottom of the extension member, and a support member is rotatably connected to one side of the placement groove.
[0013] Preferably, the size of the support member is adapted to the size of the placement slot, and one side of the support member is arranged in an arc shape close to the bottom.
[0014] Compared with the prior art, the utility model provides a luggage rack with an expansion structure, which has the following beneficial effects:
[0015] 1. The luggage rack with an expansion structure is designed to avoid the need to stack a large number of items. When there are a large number of items, the rotating part is rotated to make the protrusion set on one side of the rotating part move away from the base, so that the extension part is released from the limit, and the extension part is pulled to move the limit block inside the slide slot, so that the area for placing the equipment can be increased. When the rotating part is rotated, the protrusion set on one side of the rotating part is connected with the base, and the rotating part is connected with the internal thread of the limit block, so that the extension part can be well limited, so that more items can be placed on the base.
[0016] 2. In order to make the extension part more stable, the luggage rack with an expansion structure moves the support part after the extension part extends out of the installation slot, and allows the support part to rotate inside the placement slot, so that the curved surface set at one end of the support part contacts the roof first, so that the support part can better maintain a right angle with the extension part, so that the support part can well support one end of the extension part, making the extension part more stable when in use. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 This is a schematic diagram of the three-dimensional left-view structure of the utility model;
[0018] Figure 2 This is a schematic diagram of the explosion of the luggage rack of the utility model;
[0019] Figure 3 This is a bottom view of the structure of the extension member of the utility model.
[0020] In the figure: 1, roof; 2, slide rail; 3, slider; 4, base; 5, stopper; 6, limiter; 7, slide groove; 8, mounting groove; 9, extension piece; 10, limit block; 11, rotating piece; 12, placement groove; 13, support piece. DETAILED DESCRIPTION
[0021] like Figure 1-Figure 3 As shown, the utility model provides a technical solution: a luggage rack with an expansion structure, including a roof 1, a slide rail 2 is fixedly connected to the upper surface of the roof 1, a slider 3 is clamped inside the slide rail 2, a limiting member 6 is arranged on one side of the slide rail 2, one end of the limiting member 6 passes through one side of the slide rail 2 to the inside of the slider 3, a base 4 is fixedly connected to the top of the slider 3, a stopper 5 is fixedly connected to the upper surface of the base 4, an extension device is arranged on one side of the base 4, and the extension device includes an installation groove 8, a slide groove 7, an extension member 9, a limiting block 10 and a rotating member 11.
[0022] In the embodiment of the utility model, a mounting groove 8 is provided on one side of the base 4, and a slide groove 7 is provided on one side of the inner wall of the mounting groove 8. The position of the slide groove 7 corresponds to the position of the limit member 6. A limit block 10 is provided inside the slide groove 7, so that the limit block 10 can limit the extension member 9. An extension member 9 is clamped inside the mounting groove 8. The extension member 9 is arranged in a mountain shape. The size of the extension member 9 is adapted to the size of the mounting groove 8, so that the extension member 9 can be well inserted into the mounting groove 8. One side of the extension member 9 is fixedly connected to the limit block 10. The internal thread arranged inside the limit block 10 is meshed with the external thread arranged on the outer surface of the rotating member 11. The size of the limit block 10 is adapted to the size of the slide groove 7, which enables the limit block 10 to be well positioned inside the slide groove 7. Movement, a rotating part 11 is arranged inside the limit block 10, and a protrusion is arranged on the side of the rotating part 11 close to the limit block 10, a placement groove 12 is opened at the bottom of the extension part 9, and a support part 13 is rotatably connected to one side of the placement groove 12, and the size of the support part 13 is adapted to the size of the placement groove 12, and one side of the support part 13 is arranged in an arc shape near the bottom. In this way, after the extension part 9 extends out of the installation groove 8, the support part 13 can be moved, and the support part 13 can be rotated inside the placement groove 12, so that the arc surface arranged at one end of the support part 13 can first contact with the roof 1, so that the support part 13 can better maintain a right angle with the extension part 9, so that the support part 13 can well support one end of the extension part 9, so that the extension part 9 is more stable when in use.
[0023] In the utility model, when in use, when there are many items, the rotating member 11 is rotated to make the protrusion set on one side of the rotating member 11 move away from the base 4, so that the extension member 9 is released from the limit, and then the extension member 9 is pulled to make the limit block 10 move inside the slide groove 7, so that the area for placing the equipment can be enlarged. When the rotating member 11 is rotated, the protrusion set on one side of the rotating member 11 is connected with the base 4, and the rotating member 11 is connected with the internal thread of the limit block 10, so that the extension member 9 can be well limited, so that the base 4 can be used to place more items.
[0024] Furthermore, after the extension member 9 extends out of the installation groove 8, the support member 13 is moved and allowed to rotate inside the placement groove 12, so that the arc surface set at one end of the support member 13 first contacts the roof 1, so that the support member 13 can better maintain a right angle with the extension member 9, so that the support member 13 can well support one end of the extension member 9, thereby making the extension member 9 more stable when in use.
[0025] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.
Claims
1. A luggage rack with an expansion structure, comprising a roof (1), a slide rail (2) fixedly connected to the upper surface of the roof (1), a slider (3) clamped inside the slide rail (2), a limiting member (6) disposed on one side of the slide rail (2), a base (4) fixedly connected to the top of the slider (3), a stopper (5) fixedly connected to the upper surface of the base (4), characterized in that: An extension device is provided on one side of the base (4), and the extension device comprises: A mounting groove (8), wherein the base (4) is provided with a mounting groove (8) on one side, and a sliding groove (7) is provided on one side of an inner wall of the mounting groove (8); An extension piece (9) is clamped inside the installation groove (8), the extension piece (9) is arranged in a mountain shape, one side of the extension piece (9) is fixedly connected to a limit block (10), a rotating piece (11) is arranged inside the limit block (10), and a protrusion is arranged on the side of the rotating piece (11) close to the limit block (10).
2. The luggage rack with an expansion structure according to claim 1, characterized in that: The position of the slide groove (7) corresponds to the position of the limiting member (6), and a limiting block (10) is arranged inside the slide groove (7).
3. The luggage rack with an expansion structure according to claim 1, characterized in that: The internal thread arranged inside the limit block (10) meshes with the external thread arranged on the outer surface of the rotating member (11), and the size of the limit block (10) is adapted to the size of the slide groove (7).
4. The luggage rack with an expansion structure according to claim 1, characterized in that: One end of the limiting member (6) passes through one side of the slide rail (2) and is arranged inside the slide block (3), and the size of the extending member (9) is adapted to the size of the installation groove (8).
5. The luggage rack with an expansion structure according to claim 1, characterized in that: A placement groove (12) is provided at the bottom of the extension member (9), and a support member (13) is rotatably connected to one side of the placement groove (12).
6. The luggage rack with an expansion structure according to claim 5, characterized in that: The size of the support member (13) is adapted to the size of the placement groove (12), and one side of the support member (13) is arranged in an arc shape close to the bottom.