Single-piece lap joint type tunnel contour belt reinforcing device

Abstract

The utility model provides a single lap joint type tunnel contour belt reinforcing device which comprises contour plates, angle steel supports and bevel lap joint plates, and the two sides of an arc line of each contour plate are transversely reinforced at a preset angle A through a plurality of angle steel supports so that the contour plates can be tightly attached to a tunnel wall. Every two adjacent contour plates are vertically reinforced by adopting a plurality of bevel lap joint plates; the tunnel contour belt is formed by splicing the 1m single-piece type curved-surface aluminum alloy plates, the angle steel supports are distributed on the two sides of the arc lines of the contour plates, the contour plates are transversely reinforced, the contour plates are made to be tightly attached to the tunnel wall, and the middle portions of the contour plates cannot hunch up; the adjacent contour plates are connected through the bevel lap joint plates, the contour plates are reinforced in the vertical direction, and the overall stability of the tunnel contour belt is enhanced through the combined action of the bevel lap joint plates. The connecting mode is a screw or rivet connecting mode, the mounting and dismounting speed is high, each profile plate exists independently, and later maintenance is facilitated.

Description

Technical Field

[0001] The utility model relates to a single-piece overlap type tunnel contour belt reinforcement device, belonging to the field of traffic safety facilities. Background Art

[0002] The tunnel contour strip is a traffic safety facility installed on the tunnel wall or tunnel portal to indicate the cross-sectional boundary of the tunnel. By sticking white Class IV reflective film on the board surface, it can enhance the driving guidance effect of highway tunnels and improve the driving conditions in tunnels.

[0003] Limited by the arched structural characteristics of the tunnel cross-section boundary, the existing tunnel contour belt is often formed by connecting an integral belt structure or multiple long sheet structures;

[0004] For example, the existing application number is CN202023302125.X, and the name of the patent application is a tunnel contour band structure device, which discloses that the tunnel contour band structure device is installed in combination with multiple surface conformal contour band components, wherein the contour band component includes: a fixed support frame; a reflective film adhesion plate, a reflective prism layer located on the reflective film adhesion plate away from the surface of the fixed support frame; a reflective film layer attached to the reflective prism layer away from the surface of the reflective film adhesion plate; a warning light installed on one side of the reflective film adhesion plate, which is used for self-luminescence to form a warning light beam.

[0005] For example, the existing application number is CN202020238718.5, and the name of the patent application is a multifunctional tunnel contour band structure, which reveals that according to the combination of different contour band identification components, the contour band is divided into a reflective contour band, a reflective self-luminous lighting contour band and an illuminated reflective self-luminous contour band. The utility model has the advantages of simple structure, beautiful appearance, no glare, complete identification induction functions, and significant economic and social benefits.

[0006] However, the above-mentioned prior art still has the defects that the contour belt structure device is difficult to install, the overall stability is insufficient, it is difficult to disassemble and maintain the damaged part separately at a later stage, and the driving induced reflective brightness is insufficient.

[0007] Therefore, the utility model provides a single-piece overlapping tunnel profile belt reinforcement device which fits the tunnel arch profile, is easy to install, and is easy to disassemble and maintain. Utility Model Content

[0008] In view of this, the purpose of the utility model is to provide a single-piece overlapping tunnel profile belt reinforcement device that fits the tunnel arch profile, is easy to install, and is easy to disassemble and maintain.

[0009] The utility model is achieved in this way:

[0010] A single-piece overlapped tunnel contour strip reinforcement device comprises a contour plate, an angle steel bracket, and an angle overlapped plate. The contour plates are provided in a plurality of numbers and are curved and linearly distributed on the inner wall of the tunnel. A plurality of angle steel brackets are used on both sides of the arc of each contour plate to perform transverse reinforcement at a preset angle A so that the contour plate is closely attached to the tunnel wall; and a plurality of angle overlapped plates are used between two adjacent contour plates for vertical reinforcement.

[0011] The preset angle A described here is 0°-15°.

[0012] As a further improvement, the angle steel bracket is an angle steel with a first horizontal portion and a first vertical portion integrally formed.

[0013] As a further improvement, a plurality of first aluminum studs - are welded on each contour plate and arranged linearly, wherein the first aluminum studs - are connected to the first vertical portion - of the angle steel bracket;

[0014] The first horizontal portion of the angle steel bracket is fixed to the tunnel wall by a plurality of expansion bolts, thereby realizing the transverse reinforcement of each profile plate.

[0015] As a further improvement, the angled lap plate is an L-shaped structure, and the horizontal portion of the angled lap plate is fixed to the contour plate by a plurality of self-tapping screws or rivets;

[0016] The vertical parts of the angled overlap plates of adjacent contour plates are connected and fixed by a plurality of self-tapping screws or rivets, so as to realize the splicing of adjacent contour plates.

[0017] As a further improvement, the arc length of the contour plate is 0.5-2 meters.

[0018] As a further improvement, the arc length of the contour plate is 1 meter.

[0019] As a further improvement, the contour plate is made of aluminum alloy material.

[0020] As a further improvement, a reflective film is adhered to the contour plate.

[0021] The beneficial effects of the utility model are:

[0022] ① The tunnel contour belt of the utility model is made of 1m single-piece curved aluminum alloy plate, which has the characteristics of fitting the tunnel arch contour, easy installation, and easy disassembly and maintenance.

[0023] ② The utility model adopts a plurality of angle steel supports distributed on both sides of the arc of the contour plate to reinforce the contour plate laterally, so that the contour plate is close to the tunnel wall and the middle part will not be arched; the adjacent contour plates are connected by angle lap plates to reinforce the vertical direction of the contour plates. The two work together to enhance the overall stability of the tunnel contour belt; the connection method adopts the connection method of screws or rivets, the speed of installation and disassembly is fast, and each contour plate exists separately, which is convenient for later maintenance.

[0024] ③ The angle steel bracket of the utility model is installed at a preset angle of 0°-15°. The closer to the top of the tunnel, the larger the pitch angle. After the reflective film is pasted, the larger the refraction angle of light, the better the reflective effect, giving the driver a good driving-induced reflective brightness. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0026] Figure 1 It is a schematic structural diagram of a single-piece overlapping tunnel contour belt reinforcement device provided by an embodiment of the utility model.

[0027] Figure 2 It is a schematic diagram of the transverse reinforcement of a single-piece overlapping tunnel contour belt reinforcement device provided by an embodiment of the utility model.

[0028] Figure 3 It is a schematic diagram of longitudinal corner overlap of a single-piece overlap-type tunnel contour belt reinforcement device provided by an embodiment of the utility model.

[0029] Figure 4 It is a schematic diagram of the pitch angle of a single-piece overlapping tunnel contour belt reinforcement device provided by an embodiment of the utility model. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is sought, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.

[0031] In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0032] Reference Figure 1-Figure 4 As shown, this embodiment provides a specific implementation method for a single-piece overlap type tunnel contour strip reinforcement device, including a contour plate 1, an angle steel bracket 2, and an angle overlap plate 3. The contour plates 1 are provided in a plurality and are curved and linearly distributed on the inner wall of the tunnel. A plurality of angle steel brackets 2 are used on both sides of the arc of each contour plate 1 to perform transverse reinforcement at a preset angle A so that the contour plate 1 is close to the tunnel wall; a plurality of angle overlap plates 3 are used between two adjacent contour plates 1 for vertical reinforcement; the preset angle A described here is 0°-15°.

[0033] The utility model adopts a plurality of angle steel brackets 2 distributed on both sides of the arc of the contour plate 1 to reinforce the contour plate 1 laterally, so that the contour plate 1 is close to the tunnel wall and the middle part does not arch; the adjacent contour plates 1 are connected by angle lap plates 3 to reinforce the vertical direction of the contour plates 1, and the two work together to strengthen the overall stability of the tunnel contour belt; the connection method adopts the connection method of screws or rivets, the speed of installation and disassembly is fast, and each contour plate 1 exists separately, which is convenient for later maintenance.

[0034] And as attached Figure 4 As shown, the angle steel bracket 2 is installed at a preset angle of 0°-15°. The closer to the top of the tunnel, the larger the pitch angle. After the reflective film 1-2 is pasted, the larger the refraction angle of the light, the better the reflective effect, giving the driver a good driving-induced reflective brightness.

[0035] As attached Figure 2 As shown, the angle steel bracket 2 is an angle steel formed by integrally forming a first horizontal portion 2-1 and a first vertical portion 2-2, which is easy to process and the material is not easy to rust.

[0036] Among them, the specific operation of transverse reinforcement of the profile plate 1 is as follows: a plurality of first aluminum studs 1-1 are welded on each profile plate 1 and arranged linearly, and the first aluminum studs 1-1 are connected to the first vertical portion 2-2 of the angle steel bracket 2;

[0037] The first horizontal portion 2 - 1 of the angle steel bracket 2 is fixed to the tunnel wall by a plurality of expansion bolts 2 - 3 , thereby realizing the lateral reinforcement of each profile plate 1 .

[0038] As attached Figure 3 As shown, the specific operation of vertical reinforcement of the contour plate 1 is as follows: the angle lap plate 3 is an L-shaped structure, and the horizontal portion of the angle lap plate 3 is fixed to the contour plate 1 by a plurality of self-tapping screws or rivets; the vertical portions of the angle lap plates 3 of adjacent contour plates 1 are connected and fixed by a plurality of self-tapping screws or rivets; and the adjacent contour plates 1 are spliced.

[0039] Furthermore, the arc length of the contour plate 1 is 0.5-2 meters, and the single-piece connection mode has the characteristics of fitting the tunnel arch contour, being easy to install, and being easy to disassemble and maintain.

[0040] The best case is that the arc length of the contour plate 1 is 1 meter, which is convenient for processing and easy to calculate the number of contour plates 1 required.

[0041] Furthermore, the contour plate 1 is made of aluminum alloy material, which has good corrosion resistance and weldability.

[0042] Furthermore, the contour plate 1 is pasted with a reflective film 1-2, which is a retroreflective material that has been made into a film and can be directly used; the best is to use a white Class IV reflective film, which is a reflective film with a micro-prism structure, using advanced prism reflection principles, and has high-intensity reflective performance. Under large incident angles and large observation angles, the Class IV reflective film can provide high reflective brightness.

[0043] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A single-piece overlapping tunnel profile reinforcement device, characterized in that: It comprises a profile plate (1), an angle steel bracket (2), and an angled overlap plate (3); the profile plates (1) are of a certain number and are curved and linearly distributed on the inner wall of a tunnel; a plurality of angle steel brackets (2) are used on both sides of the arc of each profile plate (1) to perform transverse reinforcement at a preset angle A so that the profile plate (1) is closely attached to the tunnel wall; and a plurality of angled overlap plates (3) are used between two adjacent profile plates (1) for vertical reinforcement; The preset angle A described here is 0°-15°.

2. The single-piece overlapping tunnel profile reinforcement device according to claim 1 is characterized in that: The angle steel bracket (2) is an angle steel having a first horizontal portion (2-1) and a first vertical portion (2-2) formed integrally.

3. The single-piece overlapping tunnel profile reinforcement device according to claim 2 is characterized in that: A plurality of first aluminum studs (1-1) are welded on each profile plate (1) and arranged in a linear manner, wherein the first aluminum studs (1-1) are connected to the first vertical portion (2-2) of the angle steel bracket (2); The first horizontal portion (2-1) of the angle steel bracket (2) is fixed to the tunnel wall via a plurality of expansion bolts (2-3), thereby achieving transverse reinforcement of each profile plate (1).

4. The single-piece overlapping tunnel profile reinforcement device according to claim 1 is characterized in that: The angled lap plate (3) is an L-shaped structure, and the horizontal portion of the angled lap plate (3) is fixed to the contour plate (1) by a plurality of self-tapping screws or rivets; The vertical parts of the angled overlap plates (3) of adjacent contour plates (1) are connected and fixed by a plurality of self-tapping screws or rivets, thereby realizing the splicing of adjacent contour plates (1).

5. The single-piece overlapping tunnel profile reinforcement device according to claim 2 is characterized in that: The arc length of the contour plate (1) is 0.5-2 meters.

6. The single-piece overlapping tunnel profile reinforcement device according to claim 5 is characterized in that: The arc length of the contour plate (1) is 1 meter.

7. The single-piece overlapping tunnel profile reinforcement device according to claim 1 is characterized in that: The profile plate (1) is made of aluminum alloy material.

8. The single-piece overlapping tunnel profile reinforcement device according to claim 1 is characterized in that: A reflective film (1-2) is adhered to the contour plate (1).

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