CN217462249U

CN217462249U - Tunnel inner wall decoration drainage structure

Info

Publication number: CN217462249U
Application number: CN202221350148.4U
Authority: CN
Inventors: 刘涛; 丁磊; 侯亚文; 王天和
Original assignee: Jinan Ruiyuan Intelligent City Development Co ltd
Current assignee: Jinan Ruiyuan Intelligent City Development Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-20
Anticipated expiration: 2032-05-31

Abstract

The utility model discloses a decorative drainage structure for the inner wall of a tunnel, the tunnel is a bottom-through type double-channel tunnel, the tunnel comprises a top wall, side walls and a bottom plate, wherein the side walls comprise a left side wall, a right side wall and a middle side wall positioned in the middle of the tunnel, cable brackets are fixed on the left side wall and the right side wall respectively, a decorative plate arranged on the side walls along the length direction of the tunnel and an anti-collision kerbstone for fixing the bottom of the decorative plate are arranged on the decorative plate at the left side wall and the decorative plate at the right side wall respectively and fixedly connected with the corresponding cable brackets through connecting frames, maintenance channels are formed between the left side wall and the corresponding decorative plate and between the right side wall and the corresponding decorative plate respectively, a waterproof triangular slope is arranged at the bottom of each maintenance channel, a drainage ditch is arranged at one side, close to the middle side wall, of the anti-collision kerbstone positioned at the left side wall and the right side wall, and the anti-collision kerbstone is internally provided with a drain hole communicated with the drain ditch and the corresponding waterproof triangular slope. The water seepage of the tunnel is reduced, and the drainage performance of the tunnel is improved.

Description

Tunnel inner wall decoration drainage structure

Technical Field

The utility model belongs to the technical field of tunnel structure and tunnel construction, concretely relates to drainage structures is decorated to tunnel inner wall.

Background

With the development of society, traffic is increasingly busy, the underpass type tunnel increasingly enters the lives of people, and the seepage and drainage of the tunnel are still a difficult problem facing the engineering world all over the world while the construction technology of the tunnel is increasingly rich and mature. The underpass tunnel comprises a top wall, side walls and a bottom plate, and for the double-channel tunnel, the side walls further comprise middle side walls arranged in the middle of the tunnel. Crashproof kerbstones are generally arranged at the bottom of the side wall of the tunnel adjacent to each other along the length direction of the tunnel, so that the side wall and the vehicle are prevented from being damaged when the vehicle collides against the side wall in the running process. The crashproof kerbstone top in tunnel is provided with the decorative board generally to play the warning effect to the vehicle in the tunnel. The bottom of the left and right side walls of the tunnel is generally provided with longitudinal drainage ditches along the length direction of the tunnel and cable channels between the decorative plates and the corresponding side walls.

The decorative panels are typically secured to the side walls of the tunnel by expansion bolts, which can damage the side walls of the tunnel by mounting the expansion bolts to the side walls of the tunnel. When the expansion bolts are arranged on the side wall of the tunnel, cracks are easily formed on the side wall of the tunnel, and the underground water is often seeped through the gaps formed by the expansion bolts, so that the seepage and leakage phenomena of the tunnel wall are caused; and the seepage water of the tunnel wall is difficult to discharge.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides a tunnel inner wall decoration drainage structure, which saves the requirement of bolt fixation between the bottom of a decorative plate and the side wall of the tunnel by fixing the bottom of the decorative plate on an anti-collision kerbstone; at left side wall and right side wall department, the decorative board all is connected through link and the cable support who corresponds, has further reduced the quantity requirement of punching to the tunnel lateral wall, is favorable to reducing the tunnel infiltration, promotes the waterproof performance in tunnel. Set up the waterproof triangle slope with the escape canal intercommunication bottom the access way, be favorable to the discharge to the tunnel infiltration.

The utility model discloses a realize through following technical scheme:

the utility model provides a drainage structures is decorated to tunnel inner wall, the tunnel is for wearing formula binary channels tunnel down, it includes roof, lateral wall and bottom plate, the lateral wall includes the left side wall, the right side wall and is located the well lateral wall at tunnel middle part, all be fixed with cable support on the left side wall and the right side wall, decorate drainage structures and include the crashproof kerbstone of installing decorative board and fixed decorative board bottom on the lateral wall along tunnel length direction, fix the decorative board bottom on crashproof kerbstone, the demand that the decorative board punched to the tunnel has been reduced. The decorative board of left side wall department and the decorative board of right side wall department all through the link with correspond cable support fixed connection, have reduced the demand of punching to the tunnel lateral wall. The left side wall with correspond between the decorative board and the right side wall with correspond all be formed with maintenance passageway between the decorative board, each maintenance passageway bottom is provided with waterproof triangle slope, helps the infiltration of tunnel left side wall and right side wall to discharge to the escape canal. The anti-collision curbstone that is located left side wall and right side wall department has the escape canal near lateral wall one side, and above-mentioned anti-collision curbstone is inside to be seted up the wash port that communicates the escape canal and correspond waterproof triangle slope.

Further, the connecting frame comprises a clamping fixing frame and a telescopic fixing frame, and the clamping fixing frame is in threaded connection with the telescopic fixing frame. The extension and the contraction of the connecting frame can be realized by rotating the telescopic fixing frame along the clamping fixing frame.

Furthermore, the clamping fixing frame comprises a clamping plate block and a thread cylinder fixed on the side wall of the clamping plate block, clamping plates protrude from two ends of the clamping plate block, and through holes are formed in each clamping plate. The clamping plate can clamp the cable support.

Furthermore, the telescopic fixing frame comprises a screw and a hexagonal prism fixed at the end part of the screw, a connecting seat is further fixed at the end part of the hexagonal prism, and threaded holes are uniformly formed in the connecting seat. The screw rod is matched with the threaded cylinder on the clamping fixing frame, and the screw rod can axially extend and retract along the threaded cylinder by rotating the screw rod; the hexagonal prism is rotated to rotate the screw rod, so that the screw rod can be conveniently rotated; the connecting seat is abutted against the decorative plate and used for fixing the telescopic fixing frame to the decorative plate.

Further, the slope surface of the waterproof triangular slope is gradually reduced towards the direction far away from the side wall. The seepage water on the side wall of the tunnel can flow out along the waterproof triangular slope.

Furthermore, along the length direction of the tunnel, the drain holes are arranged at intervals, and the interval distance between every two adjacent drain holes is 2 m. Water on the surface of the waterproof triangular slope is discharged into the drainage ditch through the drainage hole; the drain holes are arranged at intervals to ensure the firmness of the anti-collision curbstone.

Furthermore, a road surface is paved on the bottom plate, and the horizontal height of the road surface is gradually reduced towards the direction far away from the middle side wall. The rivers that help on the tunnel pavement flow into in the escape canal.

Drawings

Fig. 1 is a connection diagram illustrating an exemplary embodiment of a tunnel inner wall decoration drainage structure according to the present invention;

FIG. 2 is a partially enlarged view of the portion A in FIG. 1;

FIG. 3 is a partial enlarged view of the portion B in FIG. 1;

fig. 4 is a schematic structural view illustrating an exemplary embodiment of a connection frame for a tunnel inner wall decoration drainage structure according to the present invention;

fig. 5 is a cross-sectional view illustrating an exemplary embodiment of a connection frame for a tunnel inner wall decoration drainage structure according to the present invention.

Reference numerals:

1. roof, 2, lateral wall, 21, left side wall, 22, right side wall, 23, well lateral wall, 3, bottom plate, 31, road surface, 4, cable support, 5, decorative board, 6, crashproof curb stone, 61, wash port, 7, link, 71, centre gripping mount, 711, splint piece, 712, screw thread section of thick bamboo, 713, grip block, 714, through-hole, 72, flexible mount, 721, screw rod, 722, hexagonal prism, 723, connecting seat, 724, screw hole, 8, maintenance passageway, 81, waterproof triangular slope, 9, escape canal.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

It should be noted that the terms of orientation such as left, right, up, down, front and back in the embodiments of the present invention are only relative concepts or are referred to the normal use state of the product, i.e. the traveling direction of the product, and should not be considered as limiting.

In addition, it should be noted that the dynamic terms such as "relative movement" mentioned in the embodiments of the present invention include not only a change in position but also a movement in which a state changes without a relative change in position such as rotation or rolling.

Finally, it is noted that when an element is referred to as being "on" or "disposed" to another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

As shown in figures 1 to 5, drainage structures is decorated to tunnel inner wall, the tunnel is under wearing formula binary channels tunnel, it includes roof 1, lateral wall 2 and bottom plate 3, lateral wall 2 includes left side wall 21, right side wall 22 and is located the well lateral wall 23 at tunnel middle part, all be fixed with cable support 4 on left side wall 21 and the right side wall 22, decorate drainage structures and include the crashproof kerbstone 6 of installing decorative board 5 and fixed decorative board 5 bottom on lateral wall 2 along tunnel length direction, fix decorative board 5 bottom on crashproof kerbstone 6, the demand that decorative board 5 punched to the tunnel has been reduced. Decorative board 5 of left side wall 21 department and decorative board 5 of right side wall 22 department all through link 7 with correspond cable support 4 fixed connection, have reduced the demand of punching to tunnel lateral wall 2. Maintenance channels 8 are formed between the left side wall 21 and the corresponding decorative plate 5 and between the right side wall 22 and the corresponding decorative plate 5, and waterproof triangular slopes 81 are arranged at the bottoms of the maintenance channels 8, so that seepage water of the left side wall 21 and the right side wall 22 of the tunnel is facilitated to be drained to the drainage ditch 9. The crashproof kerbstone 6 located at the left side wall 21 and the right side wall 22 is provided with a drainage ditch 9 near the middle side wall 23, and the crashproof kerbstone 6 is internally provided with a drainage hole 61 for communicating the drainage ditch 9 with the corresponding waterproof triangular slope 81.

In the prior art, the decorative plate 5 is generally directly fixed on the side wall 2 of the tunnel through expansion bolts, and holes are punched in the side wall 2 of the tunnel to extend into the expansion bolts, so that cracks are easily formed in the area near the expansion bolts, and groundwater easily flows out from the gaps of the side wall 2 of the tunnel. Secondly, the holes punched in the tunnel side wall 2 also have a certain adverse effect on the bearing capacity of the tunnel. This device reduces the demand that decorative board 5 punched to tunnel lateral wall 2 through the mounting means who changes decorative board 5, and then has reduced the infiltration in tunnel and has improved the stability in tunnel. The waterproof triangular slope 81 helps to accelerate the discharge of the tunnel seepage water.

In one embodiment, the crashworthy kerbstone 6 is arranged at the bottom of the tunnel decorative plate 5 and used for fixing the tunnel decorative plate 5. The whole tunnel side wall 2 is required to be paved with the common decorative plate 5, the paving area is large, the anti-collision kerbstone 6 is arranged at the bottom of the tunnel side wall 2, and the bottom of the decorative plate 5 is fixed on the anti-collision kerbstone 6. Compare whole face lateral wall 2 and lay decorative board 5, the regional replacement that should lay decorative board 5 bottom lateral wall 2 originally has reduced the area of laying to decorative board 5 for crashproof kerbstone 6, and then has reduced the support demand of decorative board 5 to tunnel lateral wall 2, has reduced promptly because decorative board 5 will be in the quantity that tunnel lateral wall 2 punched, helps reducing the seepage of groundwater in tunnel lateral wall 2 department. Simultaneously, decorative board 5 bottoms is direct to be connected with crashproof kerbstone 6, and decorative board 5 bottoms need not fix on lateral wall 2 promptly, has further reduced because fixed decorative board 5 needs the demand that punches to tunnel lateral wall 2.

In one embodiment, the cable support 4 is required to be mounted on the left side wall 21 of the tunnel to mount the cable. The decorative plate 5 at the left side wall 21 is fixed with the cable support 4 through the connecting frame 7. Originally, decorative board 5 of left side wall 21 department is fixed need punch on left side wall 21 and is used for fixed above-mentioned decorative board 5 with installation expansion bolts, fix decorative board 5 on cable support 4 through link 7, cable support 4 can enough bear the cable, can play the effect of fixed connection decorative board 5 again, just need not to punch specially to left side wall 21 and fix decorative board 5, the demand of punching of decorative board 5 to left side wall 21 has been reduced promptly, help improving the prevention of seepage water performance in tunnel. It should be noted that it is inevitable to install the cable support 4 on the tunnel, and therefore, the design herein aims to reduce water penetration of the left side wall 21 of the tunnel, and water penetration of the left side wall 21 cannot be avoided.

In one embodiment, the right side wall 22 of the tunnel requires a cable support 4 to be mounted for installation of the cable. The decorative plate 5 at the right side wall 22 is fixed with the cable support 4 through the connecting frame 7. Originally, decorative board 5 of right side wall 22 department is fixed need punch on right side wall 22 and is used for fixed above-mentioned decorative board 5 with installation expansion bolts, fix decorative board 5 on cable support 4 through link 7, cable support 4 can enough bear the cable, can play the effect of fixed connection decorative board 5 again, just need not to punch specially to right side wall 22 and fix decorative board 5, the demand of punching of decorative board 5 to right side wall 22 has been reduced promptly, help improving the prevention of seepage water performance in tunnel. It should be noted that it is inevitable to install the cable support 4 in the tunnel, and therefore the present design is intended here to reduce water penetration of the right side wall 22 of the tunnel, and it is not possible to avoid water penetration of the right side wall 22.

In one embodiment, an access channel 8 is formed between the left side wall 21 and the corresponding decorative plate 5, the seepage water at the left side wall 21 of the tunnel flows to the bottom of the access channel 8 under the action of gravity and accumulates, the accumulated water at the bottom of the access channel 8 is easy to make the access channel 8 in a wet state, and cables and various electronic devices in the access channel 8 are easy to damage. Therefore, in order to avoid water accumulation in the service aisle 8, a waterproof triangular slope 81 is laid at the bottom of the service aisle 8, and a drain hole 61 communicating the waterproof triangular slope 81 with the left drainage ditch 9 is formed in the crashproof side stone 6 at the left side wall 21, so that the water accumulated on the waterproof triangular slope 81 at the left side is drained into the drainage ditch 9 through the drain hole 61.

In one embodiment, an access channel 8 is formed between the right side wall 22 and the corresponding decorative plate 5, the seeping water at the right side wall 22 of the tunnel flows to the bottom of the access channel 8 under the action of gravity and accumulates, the seeping water at the bottom of the access channel 8 is easy to make the access channel 8 in a wet state, and cables and various electronic devices in the access channel 8 are easy to damage. Therefore, in order to avoid water accumulation in the service channel 8, a waterproof triangular slope 81 is laid at the bottom of the service channel 8, and a drainage hole 61 communicating the waterproof triangular slope 81 with the right drainage ditch 9 is formed in the crashproof curb 6 at the right side wall 22, so that the water accumulated on the waterproof triangular slope 81 at the right side can be drained into the drainage ditch 9 through the drainage hole 61.

Preferably, the connecting frame 7 comprises a clamping fixing frame 71 and a telescopic fixing frame 72, and the clamping fixing frame 71 is in threaded connection with the telescopic fixing frame 72. The telescopic fixing frame 72 rotates along the clamping fixing frame 71 to extend and contract the connecting frame 7.

Preferably, the clamping fixing frame 71 comprises a clamping plate 711 and a threaded cylinder 712 fixed on the sidewall 2 of the clamping plate 711, clamping plates 713 protrude from both ends of the clamping plate 711, and a through hole 714 is formed in each clamping plate 713. The clamping plate 713 can clamp the cable holder 4.

Preferably, the telescopic fixing frame 72 includes a screw 721 and a hexagonal prism 722 fixed at an end of the screw 721, a connecting seat 723 is further fixed at the end of the hexagonal prism 722, and threaded holes 724 are uniformly formed in the connecting seat 723. The screw 721 is matched with the thread cylinder 712 on the clamping fixed frame 71, and the screw 721 can extend and retract along the axial direction of the thread cylinder 712 by rotating; rotating hexagonal prism 722 to rotate screw 721 to facilitate rotation of screw 721; the connecting seat 723 abuts against the decorative plate 5 for fixing the telescopic fixing frame 72 to the decorative plate 5.

In one embodiment, when the decorative plate 5 is connected to the corresponding cable holder 4, first, the screw 721 is rotated to extend the screw 721 into the threaded cylinder 712, so that the holding fixture 71 and the telescopic fixture 72 are in the shortest connection state. Then, the clamp block 711 is abutted against the side surface of the cable holder 4 so that the cable holder 4 is inserted between the two clamp plates 713, and the through hole 714 of the upper clamp plate 713, the cable holder 4, and the through hole 714 of the lower clamp plate 713 are sequentially inserted by bolts so that the cable holder 4 is fixedly connected to the clamp holder 71. Next, a hexagonal wrench is used to rotate the hexagonal prism 722 to drive the screw 721 to rotate, so that the connecting frame 7 extends in the axial direction until the connecting seat 723 of the telescopic fixing frame 72 abuts against the decorative plate 5. Finally, the connecting seat 723 is fixed to the decorative plate 5 using a screw. At this point, the fixed connection of the decorative plate 5 and the cable holder 4 is completed.

Preferably, the slope of the waterproof triangular slope 81 gradually decreases in a direction away from the side wall 2. The seepage of the tunnel side wall 2 is facilitated to flow out along the waterproof triangular slope 81.

The slope of the waterproof triangular slope 81 gradually decreases in a direction away from the side wall 2, and the side wall 2 here refers to a side wall 2 closest to the waterproof triangular slope 81.

Preferably, the drainage holes 61 are spaced apart along the length of the tunnel, and the distance between adjacent drainage holes 61 is 2 m. Water on the surface of the waterproof triangular slope 81 is discharged into the drainage ditch 9 through the drainage hole 61; the drainage holes 61 are spaced to secure the firmness of the crashworthy curbstone 6.

Preferably, the bottom plate 3 is paved with a road surface 31, and the horizontal height of the road surface 31 is gradually reduced in a direction away from the middle side wall 23. Water on the tunnel pavement 31 is facilitated to flow into the drainage ditch 9.

When the tunnel inner wall decoration drainage structure is adopted, the bottom of the decoration plate 5 is fixed on the anti-collision kerbstone 6, so that the requirement of bolt fixation between the bottom of the decoration plate 5 and the tunnel side wall 2 is eliminated; at left lateral wall 21 and right lateral wall 22 department, decorative board 5 all is connected with the cable support 4 that corresponds through link 7, has further reduced the quantity requirement of punching to tunnel lateral wall 2, is favorable to reducing the tunnel infiltration, promotes the waterproof performance in tunnel. Set up the waterproof triangle slope 81 with the escape canal 9 intercommunication in the bottom of access way 8, be favorable to the discharge to the tunnel infiltration.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A tunnel inner wall decoration drainage structure is a down-through type double-channel tunnel and comprises a top wall, side walls and a bottom plate, wherein the side walls comprise a left side wall, a right side wall and a middle side wall positioned in the middle of the tunnel, cable brackets are fixed on the left side wall and the right side wall respectively, the tunnel inner wall decoration drainage structure is characterized in that the decoration drainage structure comprises a decoration plate and an anti-collision kerbstone, the decoration plate is installed on the side walls along the length direction of the tunnel, the anti-collision kerbstone is fixed at the bottom of the decoration plate, the decoration plate at the left side wall and the decoration plate at the right side wall are fixedly connected with the corresponding cable brackets through connecting frames, maintenance channels are formed between the left side wall and the corresponding decoration plate and between the right side wall and the corresponding decoration plate, a waterproof triangular slope is arranged at the bottom of each maintenance channel, and the anti-collision kerbstone positioned at the left side wall and the right side wall is close to one side of the middle side wall and is provided with a drainage ditch, and the anti-collision kerbstone is internally provided with a drain hole which is communicated with the drain ditch and corresponds to the waterproof triangular slope.

2. The tunnel inner wall decoration drainage structure of claim 1, wherein the connection frame comprises a clamping fixing frame and a telescopic fixing frame, and the clamping fixing frame is in threaded connection with the telescopic fixing frame.

3. The tunnel inner wall decoration and drainage structure of claim 2, wherein the clamping fixing frame comprises a clamping plate block and a threaded cylinder fixed on the side wall of the clamping plate block, clamping plates are protruded from both ends of the clamping plate block, and a through hole is formed on each clamping plate.

4. The tunnel inner wall decoration and drainage structure of claim 2, wherein the telescopic fixing frame comprises a screw rod and a hexagonal prism fixed at the end of the screw rod, the end of the hexagonal prism is further fixed with a connecting seat, and the connecting seat is uniformly provided with threaded holes.

5. The decorative drainage structure for tunnel inner walls according to claim 1, wherein the slope of the waterproof triangular slope is gradually decreased in a direction away from the side wall.

6. The tunnel interior wall decoration drainage structure of claim 1, wherein along the length direction of the tunnel, said drainage holes are spaced apart, and the distance between adjacent drainage holes is 2 m.

7. The tunnel inner wall decoration drainage structure of claim 1, wherein the bottom plate is paved with a road surface, and the level of the road surface is gradually reduced in a direction away from the middle side wall.