A multi-helical roller handrail structure

Abstract

The utility model discloses a multi-helix roller handrail structure, comprising a vehicle body, a transverse handrail installed on the inner wall of the vehicle body, a connecting assembly arranged at one end of the transverse handrail, a vertical handrail fixed at one side of the connecting assembly, anti-skid grooves arranged on both the vertical handrail and the transverse handrail, the anti-skid grooves adopt a multi-helix groove design, which has the advantages of greatly increasing the friction between the handrail rod and the hand, improving the anti-skid effect of the handrail, facilitating scrubbing, making it more convenient for passengers to identify and grasp, facilitating people with low vision, increasing the overall aesthetics and design flexibility; at the same time, it has better strength and processing technology, lower cost, lighter structure, and convenient disassembly and assembly.

Description

Technical Field

[0001] The utility model belongs to the technical field of public transportation vehicle interior decoration, and more specifically, particularly relates to a multi-helical roller pattern handrail structure. Background Art

[0002] At present, the handrails of existing public transportation vehicles (such as buses, subways, etc.) are generally a round tube with a smooth surface. When standing passengers hold it, the anti-slip effect is not good, which is not conducive to stabilizing the body when the vehicle shakes. There is also a technical solution of pressing dot-shaped pits on the round tube to increase the anti-slip effect, but the anti-slip effect of the pits is not good, and the pits are easy to hide stains and are not easy to clean.

[0003] The vertical handrail and the horizontal handrail are connected with a connector that wraps around the handrail, which is not beautiful and very heavy.

[0004] The surface of ordinary handrails is smooth or has a single pattern. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a multi-helix roller handrail structure to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a multi-helix roller handrail structure, including a vehicle body, a horizontal handrail is installed on the inner wall of the vehicle body, a connecting component is provided at one end of the horizontal handrail, a vertical handrail is fixed on one side of the connecting component, and anti-slip grooves are provided on both the vertical handrail and the horizontal handrail, and the anti-slip groove adopts a multi-helix groove design.

[0007] As an optional solution of the utility model, a handrail connecting piece is provided on the top of the vertical handrail, and the components on the top of the vehicle body are connected through the handrail connecting piece.

[0008] As an optional solution of the utility model, the vertical handrail and the horizontal handrail are provided with a plurality of parallel spiral grooves spiraling upward along the outer surface, or form a grid-like shape along two intersecting directions, so as to increase the friction between the handrail rod and the hand.

[0009] As an optional solution of the utility model, the connecting assembly includes a positioning block, which is fixed at one end of the horizontal handrail, and a mounting groove is arranged in the positioning block. The positioning block is threadedly connected to the horizontal vertical rod from the bottom through a first positioning bolt to complete the connection and fixation, thereby ensuring the stability of the connection. A mounting hole is arranged at the connection between the vertical handrail and the horizontal rod, and the mounting hole is hexagonal. A riveted hexagonal nut is arranged in the mounting hole, and a protruding surface on one side of the riveted hexagonal nut is located in the avoidance groove of the positioning block. A second positioning bolt is arranged in the mounting groove, and the second positioning bolt passes through the positioning block and is connected to the riveted hexagonal nut.

[0010] As an optional solution of the utility model, a locking ring is welded to the inner wall of the vertical handrail, and the locking ring locks the second positioning bolt.

[0011] The utility model provides a multi-helical roller handrail structure, which has the following beneficial effects:

[0012] Anti-slip grooves are provided on the outer surfaces of the vertical handrails and the horizontal handrails, and a plurality of parallel spiral grooves spiraling upward along the outer surface are used, or a grid-like design is formed along two intersecting directions to increase the friction between the handrail rod and the hand, thereby increasing the friction between the handrail rod and the hand, so as to improve the anti-slip effect of the handrail and facilitate scrubbing by cleaning staff. The designed connection components are hidden in the body, which is not only beautiful but also easy to disassemble and assemble as a whole. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a partial enlarged view of area A of the utility model;

[0015] Figure 3 It is the AA cross-sectional view of the utility model;

[0016] Figure 4 It is an enlarged view of area B of the present utility model.

[0017] In the figure: 1, vehicle body; 2, horizontal handrail; 3, vertical handrail; 301, handrail connector; 4, anti-slip groove; 5, first positioning bolt; 6, second positioning bolt; 7, positioning block; 701, mounting groove; 702, avoidance groove; 8, riveted hexagonal nut; 9, locking ring. DETAILED DESCRIPTION

[0018] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0019] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] See also Figures 1 to 4 The utility model provides a technical solution: a multi-helix roller handrail structure, including a car body 1, a horizontal handrail 2 is installed on the inner wall of the car body 1, one end of the horizontal handrail 2 is provided with a connecting assembly, a vertical handrail 3 is fixed to one side of the connecting assembly, and a handrail connecting piece 301 is provided on the top of the vertical handrail 3, and the components on the top of the car body 1 can be connected through the handrail connecting piece 301, and the vertical handrail 3 and the horizontal handrail 2 are provided with anti-skid grooves 4, and the anti-skid grooves 4 adopt a multi-helix groove design. The vertical handrail and the horizontal handrail are both provided with a plurality of parallel spiral grooves spiraling up along the outer surface, or a grid-like design is formed along two intersecting directions, so as to increase the friction between the handrail rod and the hand, improve the anti-skid effect of the handrail, and the grooves are convenient for scrubbing, and the groove arrangement and combination are more beautiful. The grooves have more obvious visual recognition features, which are more convenient for passengers to identify and grasp, and are convenient for people with low vision. At the same time, such grooves can be added at positions where there is a need for grasping on the handrail rod as needed, increasing The overall aesthetics and design flexibility; at the same time, it is more convenient to wipe and maintain, has better strength and processing technology, and lower cost. The connecting component includes a positioning block 7, which is fixed at one end of the horizontal handrail 2. A mounting groove 701 is arranged in the positioning block 7. The positioning block 7 passes through the horizontal handrail 2 from the bottom through the first positioning bolt 5 to complete the threaded connection and fixation to ensure the stability of the connection. A mounting hole is arranged at the connection between the vertical handrail 3 and the horizontal handrail 2. The mounting hole is hexagonal, and a riveted hexagonal nut 8 is arranged in the mounting hole. The protruding surface of one side of the riveted hexagonal nut 8 is located in the avoidance groove 702 of the positioning block 7. A second positioning bolt 6 is arranged in the mounting groove 701, and the second positioning bolt 6 passes through the positioning block 7 to connect the riveted hexagonal nut 8. A locking ring 9 is welded on the inner wall of the vertical handrail 3. The locking ring 9 locks the second positioning bolt 6 and ensures the stability of the second positioning bolt 6, improves the overall strength, and adopts a built-in design, which is more beautiful and safe.

[0022] The specific usage and function of this embodiment: by pressing multiple spiral lines on the outer surface of the vertical handrail 3 and the horizontal handrail 2 made of round tubes, the friction between the handrail rod and the hand is increased to improve the anti-slip effect of the handrail. The spiral lines are single continuous grooves that spiral around the handrail rod, which are convenient for cleaning staff to scrub. Different handrail rod appearance effects can be designed by changing the shape, arrangement and depth and discontinuity of the grooves. In particular, the spiral pattern can form a grid-like shape along two intersecting directions, which greatly increases the friction between the handrail rod and the hand and improves the anti-slip effect of the handrail. The designed connection components are hidden in the way, which is not only beautiful but also easy to disassemble and assemble as a whole.

[0023] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0024] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A multi-helical roller handrail structure, comprising a vehicle body (1), characterized in that: A transverse handrail (2) is installed on the inner wall of the vehicle body (1), a connecting component is arranged at one end of the transverse handrail (2), a vertical handrail (3) is fixed on one side of the connecting component, and anti-skid grooves (4) are arranged on both the vertical handrail (3) and the transverse handrail (2), and the anti-skid grooves (4) adopt a multi-helical groove design.

2. A multi-helix roller handrail structure according to claim 1, characterized in that: The top of the vertical handrail (3) is provided with a handrail connecting piece (301), and is connected to the components on the top of the vehicle body (1) via the handrail connecting piece (301).

3. The multi-helical roller handrail structure according to claim 1, characterized in that: The vertical handrail (3) and the horizontal handrail (2) are both provided with a plurality of parallel spiral grooves spiraling upward along the outer surface, or forming a grid-like shape along two intersecting directions, so as to increase the friction between the handrail rod and the hand.

4. The multi-helix roller handrail structure according to claim 1, characterized in that: The connection assembly comprises a positioning block (7), the positioning block (7) being fixed at one end of the horizontal handrail (2), a mounting groove (701) being arranged in the positioning block (7), the positioning block (7) being threadedly connected to the horizontal handrail (2) from the bottom through a first positioning bolt (5), a mounting hole being arranged at the connection between the vertical handrail (3) and the horizontal handrail (2), the mounting hole being hexagonal, a riveted hexagonal nut (8) being arranged in the mounting hole, a protruding surface on one side of the riveted hexagonal nut (8) being located in the avoidance groove (702) of the positioning block (7), a second positioning bolt (6) being arranged in the mounting groove (701), the second positioning bolt (6) passing through the positioning block (7) and connected to the riveted hexagonal nut (8).

5. The multi-helix roller handrail structure according to claim 1, characterized in that: A locking ring (9) is welded to the inner wall of the vertical handrail (3), and the locking ring (9) locks the second positioning bolt (6).

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