CN213627610U

CN213627610U - Crack-resistant waterproof board special for railway tunnel

Info

Publication number: CN213627610U
Application number: CN202022669557.8U
Authority: CN
Inventors: 王成
Original assignee: Jiangsu Splendor Yan Drainage Materials Ltd
Current assignee: Jiangsu Splendor Yan Drainage Materials Ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-07-06
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a crack resistance railway tunnel special waterproof board, which belongs to the technical field of tunnel drainage equipment, and comprises a waterproof board main body, wherein the upper surface of the waterproof board main body is bonded with a first steel wire mesh layer, the upper surface of the first steel wire mesh layer is bonded with a first crack resistance fiber layer, the lower surface of the waterproof board main body is bonded with a second steel wire mesh layer, the lower surface of the second steel wire mesh layer is bonded with a second crack resistance fiber layer, a plurality of first triangular cavities and second triangular cavities which are arranged at equal intervals are arranged in the waterproof board main body, the first triangular cavities and the second triangular cavities are reversely arranged, thereby effectively improving the comprehensive performance of the waterproof board, ensuring that the waterproof board has stronger compression resistance and flexibility, effectively improving the overall structural strength of the waterproof board, and effectively improving the crack resistance of the waterproof board, the service life of the waterproof board is effectively prolonged.

Description

Crack-resistant waterproof board special for railway tunnel

Technical Field

The utility model relates to a tunnel drainage equipment technical field, more specifically say, relate to a special waterproof board of crack resistance railway tunnel.

Background

Tunnels are engineering structures buried in the ground and are a form of human use of underground space. The tunnel can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel, a mine tunnel and a military tunnel. The structure of the tunnel comprises two parts, namely a main building and accessory equipment. The main building of the tunnel is composed of a tunnel body and a tunnel door, the auxiliary equipment comprises a vehicle-avoiding tunnel, fire-fighting equipment, emergency communication and water-proof and drainage equipment, and the long tunnel is also provided with special ventilation and lighting equipment.

The waterproof and drainage facility is an important structure in a tunnel, the waterproof board is a common water discharge structure, and the waterproof board is an impermeable material prepared from a high molecular polymer serving as a basic raw material, so that liquid leakage can be prevented, and gas volatilization can be prevented. The method is widely applied to buildings, traffic, subways, tunnels and engineering construction. The waterproof board has the main functions of preventing liquid leakage and gas volatilization, and the waterproof board mainly plays roles of seepage prevention and isolation in rock engineering, but also plays roles of reinforcement and protection.

The existing waterproof board has a simple structure and a small thickness, so that the comprehensive performance is influenced, the crack resistance is poor, the fracture phenomenon is easy to cause, and the service life is influenced.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a special waterproof board of crack resistance railway tunnel can realize effectively promoting the comprehensive properties of waterproof board, makes the waterproof board possess stronger compressive property and pliability, effectively promotes the overall structure intensity of waterproof board to the effectual crack resistance who promotes the waterproof board, the effectual life who prolongs the waterproof board.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The waterproof board special for the crack-resistant railway tunnel comprises a waterproof board main body, wherein a first steel wire mesh layer is bonded on the upper surface of the waterproof board main body, a first anti-crack fiber layer is bonded on the upper surface of the first steel wire mesh layer, a second steel wire mesh layer is bonded on the lower surface of the waterproof board main body, a second anti-crack fiber layer is bonded on the lower surface of the second steel wire mesh layer, a plurality of first triangular cavities and second triangular cavities which are arranged at equal intervals are formed in the waterproof board main body, the first triangular cavities and the second triangular cavities are reversely arranged and are staggered, buffer structures matched with the first triangular cavities and the second triangular cavities are arranged in the first triangular cavities and the second triangular cavities, and a triangular frame matched with the first triangular cavities and the second triangular cavities is included, the triangular framework is characterized in that an inverted Y-shaped support is fixed inside the triangular framework, the end part of the inverted Y-shaped support is abutted against the included angle of the triangular framework, the inverted Y-shaped support divides the inside of the triangular framework into three filling cavities, a tensile fiber bundle is arranged inside each filling cavity, the tensile fiber bundles are abutted against the outer wall of the inverted Y-shaped support and the inner wall of the triangular framework, and buffer fillers are filled in the filling cavities. Set up first steel wire stratum reticulare and second steel wire stratum reticulare at the surface of waterproof board main part, the effectual intensity that promotes the waterproof board, and set up first anti-crack fibrous layer and second anti-crack fibrous layer in the outside of first steel wire stratum reticulare and second steel wire stratum reticulare, the effectual anti-crack performance that promotes the waterproof board, and set up buffer structure inside the waterproof board main part, buffer structure is the triangle-shaped structure, itself has splendid structural stability, therefore has better compressive property, and set up the shape of falling Y support inside buffer structure, on the one hand, support the triangle-shaped frame, on the other hand further promotes compressive property, the tensile fiber bundle that sets up inside the triangle-shaped frame has effectively promoted the pliability of waterproof board, in addition fill the buffer filler between triangle-shaped frame and the shape of falling Y support, make the waterproof board possess effectual buffer performance, thereby effectively promote compressive strength, to sum up, can realize effectively promoting the comprehensive properties of waterproof board, make the waterproof board possess stronger compressive property and pliability, effectively promote the overall structure intensity of waterproof board to the effectual crack resistance who promotes the waterproof board has effectually prolonged the life of waterproof board.

Further, the included angle inner wall of the triangular frame adopts circular arc transition, the tip of the inverted Y-shaped support also adopts circular arc transition, hard contact and impact between the triangular frame and the tip of the inverted Y-shaped support are avoided, and the service life is effectively prolonged.

Furthermore, the tensile fiber bundle is formed by twisting a plurality of strands of tensile fibers, so that the tensile strength of the tensile fiber bundle is effectively improved, and the flexibility of the waterproof board is effectively improved.

Furthermore, the buffering filler is a polyethylene foam plastic filling layer, has excellent buffering performance and heat resistance, is good in corrosion resistance, tough, flexible and friction-resistant, and effectively improves the compression-resistant buffering performance of the triangular frame.

Further, the thickness of the first crack-resistant fiber layer and the second crack-resistant fiber layer is 0.3-0.5 mm.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the comprehensive performance of the waterproof board can be effectively improved, the waterproof board has strong compressive property and flexibility, the overall structural strength of the waterproof board is effectively improved, the crack resistance of the waterproof board is effectively improved, and the service life of the waterproof board is effectively prolonged.

(2) The inner wall of the included angle of the triangular frame is in arc transition, the end part of the inverted Y-shaped support is in arc transition, hard contact and impact between the triangular frame and the end part of the inverted Y-shaped support are avoided, and the service life is effectively prolonged.

(3) The tensile fiber bundle is formed by twisting a plurality of strands of tensile fibers, so that the tensile strength of the tensile fiber bundle is effectively improved, and the flexibility of the waterproof board is effectively improved.

(4) The cushion filler is a polyethylene foam plastic filling layer, has excellent cushion performance and heat resistance, is good in corrosion resistance, tough, flexible and friction-resistant, and effectively improves the compression-resistant cushion performance of the triangular frame.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a schematic structural view of a first triangular cavity and a second triangular cavity in the present invention;

fig. 3 is a schematic structural view of the buffer structure of the present invention;

fig. 4 is a schematic structural view of the inverted Y-shaped bracket of the present invention.

The reference numbers in the figures illustrate:

the waterproof board comprises a waterproof board main body 1, a first steel wire mesh layer 2, a first anti-crack fiber layer 3, a second steel wire mesh layer 4, a second anti-crack fiber layer 5, a first triangular cavity 6, a second triangular cavity 601, a buffer structure 7, a triangular frame 8, an inverted Y-shaped support 9, a tensile fiber bundle 10 and a buffer filler 11.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-4, a crack-resistant railway tunnel special waterproof board comprises a waterproof board main body 1, a first steel wire mesh layer 2 is bonded on the upper surface of the waterproof board main body 1, a first crack-resistant fiber layer 3 is bonded on the upper surface of the first steel wire mesh layer 2, a second steel wire mesh layer 4 is bonded on the lower surface of the waterproof board main body 1, a second crack-resistant fiber layer 5 is bonded on the lower surface of the second steel wire mesh layer 4, a plurality of first triangular cavities 6 and second triangular cavities 601 which are arranged at equal intervals are formed in the waterproof board main body 1, the first triangular cavities 6 and the second triangular cavities 601 are arranged in opposite directions, the first triangular cavities 6 and the second triangular cavities 601 are arranged in a staggered manner, buffer structures 7 matched with the first triangular cavities 6 and the second triangular cavities 601 are arranged in the first triangular cavities 6 and the second triangular cavities 601, and a triangular frame 8 matched with the first triangular cavities 6 and the second triangular cavities 601, an inverted Y-shaped support 9 is fixed inside the triangular frame 8, the end of the inverted Y-shaped support 9 is abutted to the included angle of the triangular frame 8, the inverted Y-shaped support 9 divides the triangular frame 8 into three filling cavities, each filling cavity is internally provided with a tensile fiber bundle 10, the tensile fiber bundles 10 are abutted to the outer wall of the inverted Y-shaped support 9 and the inner wall of the triangular frame 8, and the filling cavities are filled with buffer fillers 11. The outer surface of the waterproof board main body 1 is provided with the first steel wire mesh layer 2 and the second steel wire mesh layer 4, the strength of the waterproof board is effectively improved, the outer sides of the first steel wire mesh layer 2 and the second steel wire mesh layer 4 are provided with the first anti-crack fiber layer 3 and the second anti-crack fiber layer 5, the anti-crack performance of the waterproof board is effectively improved, the buffer structure 7 is arranged inside the waterproof board main body 1, the buffer structure 7 is of a triangular structure and has excellent structural stability, so that the waterproof board has better anti-compression performance, the inverted Y-shaped support 9 is arranged inside the buffer structure 7, on one hand, the triangular frame 8 is supported, on the other hand, the anti-compression performance is further improved, the tensile fiber bundles 10 arranged inside the triangular frame 8 effectively improve the flexibility of the waterproof board, and in addition, the buffer filler 11 is filled between the triangular frame 8 and the inverted Y-shaped support 9, the waterproof board has effective buffering performance, so that the compressive strength is effectively improved.

To sum up, this scheme can realize effectively promoting the comprehensive properties of waterproof board, makes the waterproof board possess stronger compressive property and pliability, effectively promotes the overall structure intensity of waterproof board to the effectual crack resistance who promotes the waterproof board has effectually prolonged the life of waterproof board.

Referring to fig. 3-4, the inner wall of the included angle of the triangular frame 8 is in arc transition, and the end of the inverted Y-shaped support 9 is also in arc transition, so as to avoid hard contact and impact between the triangular frame 8 and the end of the inverted Y-shaped support 9, and effectively prolong the service life.

Referring to fig. 3, the tensile fiber bundle 10 is formed by twisting a plurality of tensile fibers, so as to effectively increase the tensile strength of the tensile fiber bundle 10, and thus effectively improve the flexibility of the waterproof board.

Referring to fig. 3, the cushion filler 11 is a polyethylene foam filling layer, has excellent cushion performance and heat resistance, is good in corrosion resistance, and is tough, flexible and friction-resistant, and effectively improves the compression-resistant cushion performance of the triangular frame 8.

Referring to fig. 1 to 2, the first and second crack

resistant fiber layers

3 and 5 have a thickness of 0.3 to 0.5 mm.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.

Claims

1. The utility model provides a special waterproof board of crack resistance railway tunnel, includes waterproof board main part (1), its characterized in that: the waterproof board comprises a waterproof board main body (1), wherein a first steel wire mesh layer (2) is bonded on the upper surface of the waterproof board main body (1), a first anti-crack fiber layer (3) is bonded on the upper surface of the first steel wire mesh layer (2), a second steel wire mesh layer (4) is bonded on the lower surface of the waterproof board main body (1), a second anti-crack fiber layer (5) is bonded on the lower surface of the second steel wire mesh layer (4), a plurality of first triangular cavities (6) and second triangular cavities (601) which are arranged at equal intervals are formed in the waterproof board main body (1), the first triangular cavities (6) and the second triangular cavities (601) are reversely arranged, the first triangular cavities (6) and the second triangular cavities (601) are arranged in a staggered mode, and buffer structures (7) matched with the shapes of the first triangular cavities (6) and the second triangular cavities (601) are arranged in an inside mode, the triangular framework comprises a triangular framework (8) matched with a first triangular cavity (6) and a second triangular cavity (601), an inverted Y-shaped support (9) is fixed inside the triangular framework (8), the end part of the inverted Y-shaped support (9) is abutted to the included angle of the triangular framework (8), the inverted Y-shaped support (9) divides the triangular framework (8) into three filling cavities, each filling cavity is internally provided with a tensile fiber bundle (10), the tensile fiber bundle (10) is abutted to the outer wall of the inverted Y-shaped support (9) and the inner wall of the triangular framework (8), and a buffer filler (11) is filled in each filling cavity.

2. The waterproof board special for the crack-resistant railway tunnel according to claim 1, characterized in that: the included angle inner wall of the triangular frame (8) adopts circular arc transition, and the end part of the inverted Y-shaped support (9) also adopts circular arc transition.

3. The waterproof board special for the crack-resistant railway tunnel according to claim 1, characterized in that: the tensile fiber bundle (10) is formed by stranding a plurality of tensile fibers.

4. The waterproof board special for the crack-resistant railway tunnel according to claim 1, characterized in that: the buffer filler (11) is a polyethylene foam plastic filling layer.

5. The waterproof board special for the crack-resistant railway tunnel according to claim 1, characterized in that: the thickness of the first crack-resistant fiber layer (3) and the second crack-resistant fiber layer (5) is 0.3-0.5 mm.