CN212612059U

CN212612059U - An arched culvert with anti-seepage structure

Info

Publication number: CN212612059U
Application number: CN202020360192.8U
Authority: CN
Inventors: 俞涛; 杨国新; 晏江驰; 陈建荣; 郭海波
Original assignee: Zhejiang Provincial Institute of Communications Planning Design and Research Co Ltd
Current assignee: Zhejiang Shuzhijiaoyuan Technology Co Ltd
Priority date: 2020-03-20
Filing date: 2020-03-20
Publication date: 2021-02-26
Anticipated expiration: 2030-03-20

Abstract

The utility model discloses an arched culvert with an anti-seepage structure, which comprises an arched concrete hole body, a settlement joint is arranged on the arched concrete hole body along the circumferential direction of the arched concrete hole body, and the inner side of the arched concrete hole body is provided with settlement joints. There is a guide and drainage structure that leads the seepage water at the settlement joint to the outside of the arched culvert. The inside of the arched concrete body is also provided with a reinforced corrugated plate. The grout filling layer, the drainage structure is embedded in the grouting filling layer, the corrugated plate fixed base groove is dug in the lower foundation on both sides of the arched concrete hole, and the lower end of the reinforced corrugated plate is fixed in the corrugated plate fixed base groove. The arched culvert has high structural strength, good firmness, good anti-seepage and water leakage performance, simple structure and convenient construction.

Description

Take seepage prevention structure's arch culvert

Technical Field

The utility model relates to an engineering construction technical field particularly, relates to an arch culvert of taking seepage prevention structure.

Background

The culvert structure has wide application in the construction fields of highways, railways, municipal administration, mines and the like. Some culverts, such as railway culverts, are required to withstand large loads and therefore impose high requirements on the structural strength of the culvert structure. If the strength of the culvert structure is not enough, the culvert is easy to crack, leak ribs and other diseases under the repeated action of load. In addition, because the problem of uneven settlement of the foundation is considered, partial culverts can be provided with settlement joints, and water seepage easily occurs at the settlement joints, so that the water seepage diseases of the culverts are caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a take anti-seepage structure's arch culvert, this arch culvert's structural strength is big, the fastness is good, the antiseep water performance is good to simple structure, construction convenience.

In order to realize the above-mentioned purpose, the utility model provides a take seepage prevention structure's arch culvert, including arch concrete hole body, arch concrete hole is provided with the subsiding crack along the hoop of arch concrete hole body on one's body, the inboard of arch concrete hole body is provided with the percolating water of locating subsiding crack and derives to the outside drainage structures of arch culvert, the inboard of arch concrete hole body still is equipped with the reinforcement buckled plate, be equipped with the slip casting filling layer between the inner wall of reinforcement buckled plate and arch concrete hole body, drainage structures buries underground in the slip casting filling layer, the fixed foundation trench of buckled plate has been dug in the both sides lower part ground of arch concrete hole body, the lower extreme of consolidating the buckled plate sets firmly in the fixed foundation trench of buckled plate.

Furthermore, the drainage guide structure comprises an arched water guide groove and a drainage pipe, wherein connecting plates extending outwards are arranged on two sides of a notch of the arched water guide groove, the arched water guide groove is fixedly arranged on the inner side wall of the arched concrete tunnel body on two sides of the settlement joint through the connecting plates, the drainage pipe is communicated with the lower ends of two sides of the arched water guide groove, and the drainage pipe is longitudinally arranged along the arched culvert and extends out of the arched culvert.

Furthermore, geotextile is laid at the lap joint of the connecting plate and the inner side wall of the arch concrete tunnel body, and the geotextile covers the connecting plate and part of the arch concrete tunnel body.

Further, lead drainage structures and include along the subsiding crack paste the drainage board of preventing that sets up, prevent that the drainage board seals the subsiding crack, prevent that the both sides lower extreme and the hunch foot drain pipe intercommunication of drainage board.

Furthermore, the edges of the two sides of the waterproof drain plate are fixed on the arched concrete hole body through the shooting nails, the lap joint of the waterproof drain plate and the arched concrete hole body is sealed through a sticky sealing tape, and geotextile is laid on the outer side of the sticky sealing tape.

Further, consolidate the buckled plate and include the buckled plate unit that the polylith set up side by side, the buckled plate unit is the arch, the edge interconnect of adjacent buckled plate unit.

Further, the mutual overlap joint in edge of adjacent buckled plate unit, adjacent buckled plate unit passes through high strength bolt connection in the overlap joint, and it has the sealing layer to fill in the clearance of the overlap joint of adjacent buckled plate unit.

Further, be equipped with earlier casting concrete layer in the fixed foundation ditch of buckled plate, two buckled plate fixed plates and later casting concrete layer, earlier casting concrete layer pours the lower part at the fixed foundation ditch of buckled plate, later casting concrete layer pours the top on earlier casting concrete layer, the lower part of buckled plate fixed plate is buried underground in earlier casting concrete layer, the upper portion of buckled plate fixed plate is buried underground in later casting concrete layer, the lower extreme of consolidating the buckled plate is arranged in between two buckled plate fixed plates and is connected with the buckled plate fixed plate through the bolt, the lower extreme of consolidating the buckled plate is buried underground in later casting concrete layer.

By applying the technical scheme of the utility model, the drainage guide structure is arranged at the inner side of the arch concrete tunnel body, and the drainage guide structure is utilized to guide the leakage water at the settlement joint to the outside of the arch culvert, thereby effectively avoiding the problem of the culvert leakage water disease caused by the water seepage from the settlement joint; the reinforcing corrugated plate is arranged on the inner side of the arch concrete tunnel body, the grouting filling layer is arranged between the reinforcing corrugated plate and the arch concrete tunnel body, the corrugated plate fixing foundation grooves are dug in foundations on the lower portions of two sides of the arch concrete tunnel body, the lower end of the reinforcing corrugated plate is fixedly arranged in the corrugated plate fixing foundation grooves, the structural strength of the arch culvert is effectively improved, and the arch culvert is prevented from being damaged under the repeated action of load. The arch culvert has the advantages of high structural strength, good firmness, good water seepage resistance, simple structure and convenient construction.

The present invention will be described in further detail below with reference to the accompanying drawings.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of an arch culvert according to an embodiment of the present invention.

Fig. 2 is a schematic view of a connection cross-sectional structure of an arch-shaped water chute and an arch-shaped concrete tunnel body in an arch culvert according to an embodiment of the present invention.

Fig. 3 is a schematic view of a connection cross-section structure of the drainage plate and the arch concrete tunnel body in the arch culvert according to the embodiment of the present invention.

Fig. 4 is a schematic view of the front structure of the connection between the drainage board and the arch concrete tunnel body in the arch culvert of the embodiment of the present invention.

Fig. 5 is a schematic front structural view illustrating the interconnection of a plurality of corrugated plate units in the arched culvert according to the embodiment of the present invention.

Fig. 6 is a schematic cross-sectional structure view illustrating the interconnection of a plurality of corrugated plate units in the arched culvert according to an embodiment of the present invention.

Fig. 7 is a partially enlarged view of a portion a in fig. 1.

Wherein the figures include the following reference numerals:

1. an arch concrete tunnel body; 2. settling seams; 3. a drainage guide structure; 4. reinforcing the corrugated plate; 5. grouting a filling layer; 6. the corrugated plate fixes the base groove; 7. firstly, pouring a concrete layer; 8. a corrugated plate fixing plate; 9. post-pouring a concrete layer; 31. an arched water chute; 32. a drain pipe; 33. a water-proof and drainage plate; 34. an arch foot drain pipe; 35. gluing a sealing tape; 41. a corrugated plate unit; 42. a high-strength bolt; 43. a sealing layer; 311. a connecting plate.

Detailed Description

To facilitate understanding of the present invention, the present invention will be described more fully and specifically with reference to the accompanying drawings and preferred embodiments, but the scope of the present invention is not limited to the specific embodiments described below. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

Unless otherwise defined, all terms of art used hereinafter have the same meaning as commonly understood by one of ordinary skill in the art. The use of the words "a" or "an" and the like in the description and claims of the present application does not denote a limitation of quantity, but rather denotes the presence of at least one. The terms "connected" and "coupled" and the like are not restricted to direct connections, but may be indirectly connected through other intermediate connections. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.

Referring to fig. 1 to 7, an arch culvert with an anti-seepage structure according to an embodiment of the present invention mainly includes an arch concrete tunnel body 1, a drainage guide structure 3, a reinforced corrugated plate 4 and a grouting filling layer 5. Wherein, the hoop along arch concrete hole body 1 is provided with subsiding crack 2 on arch concrete hole body 1, this subsiding crack 2 is along vertical arch concrete hole body 1 that link up, be provided with in the inboard of arch concrete hole body 1 and be used for leading out the drainage structures 3 that lead to the outside of arch culvert with the percolating water of subsiding crack 2 department, still be provided with in the inboard of arch concrete hole body 1 and consolidate buckled plate 4, be provided with slip casting filling layer 5 between the inner wall of this consolidation buckled plate 4 and arch concrete hole body 1, drainage structures 3 are buried underground in this slip casting filling layer 5, the fixed foundation trench of ripple board 6 has dug in the both sides lower part ground of arch concrete hole body 1, the lower extreme of consolidating the buckled plate 4 sets firmly in this fixed foundation trench of ripple board 6.

According to the arch culvert with the anti-seepage structure, the drainage guide structure 3 is arranged on the inner side of the arch concrete tunnel body 1, and the drainage guide structure 3 is utilized to guide the leakage water at the settlement joint 2 to the outside of the arch culvert, so that the problem of leakage water disease of the culvert caused by water seepage from the settlement joint 2 is effectively avoided; set up through the inboard at arch concrete hole body 1 and consolidate buckled plate 4, set up slip casting filling layer 5 between consolidating buckled plate 4 and arch concrete hole body 1, dig the fixed foundation trench of buckled plate 6 in the both sides lower part ground of arch concrete hole body 1, the lower extreme that will consolidate buckled plate 4 sets firmly in the fixed foundation trench of buckled plate 6, has effectively improved the structural strength of arch culvert, avoids the arch culvert to appear damaging under the load repetitive action.

Specifically, referring to fig. 2 and 7, in one embodiment of the present invention, the drainage guide structure 3 includes an arched water chute 31 and a drainage pipe 32. Wherein, the notch both sides of arch guiding gutter 31 are provided with the connecting plate 311 that outwards extends, and arch guiding gutter 31 sets up (if fixed through shooting the nail) on the arch concrete hole body 1 inside wall of subsiding crack 2 both sides through this connecting plate 311 is fixed, and the drain pipe 32 communicates with the both sides lower extreme of arch guiding gutter 31, and the drain pipe 32 sets up along the vertical of arch culvert to stretch out to the outside of arch culvert. With the arrangement, the leakage water in the settlement joint 2 flows into the arched water guide groove 31, then flows into the water discharge pipe 32 through the arched water guide groove 31, is discharged to the outside of the arched culvert along the water discharge pipe 32, effectively discharges the accumulated water in the culvert, and avoids the water leakage disease of the culvert.

Furthermore, a geotextile is laid at the lap joint of the connecting plate 311 and the inner side wall of the arched concrete hole body 1, and the geotextile covers the connecting plate 311 and part of the arched concrete hole body 1. By laying geotextile at the lap joint of the connecting plate 311 and the arch concrete tunnel body 1, the sealing property between the arch water chute 31 and the arch concrete tunnel body 1 can be improved, and the water guiding and draining effect is further improved.

Specifically, referring to fig. 3, 4 and 7, in another embodiment of the present invention, the drainage guide structure 3 includes a self-adhesive drainage preventing plate 33 adhered along the settlement joint 2, the drainage preventing plate 33 seals the settlement joint 2, and both lower ends of the drainage preventing plate 33 communicate with the arch foot drainage pipe 34. With this arrangement, the leakage water in the settlement joint 2 is guided into the arch foot drain pipe 34 through the drainage preventing plate 33, and the leakage water in the culvert is discharged to the outside of the arch culvert through the arch foot drain pipe 34.

Further, referring to fig. 3 and 4, the edges of both sides of the drainage preventing plate 33 are fixed on the arched concrete tunnel body 1 by means of nails, the lap joint of the drainage preventing plate 33 and the arched concrete tunnel body 1 is sealed by means of an adhesive sealing tape 35, and geotextile is laid on the outer side of the adhesive sealing tape 35. So set up, can improve the leakproofness of preventing drain bar 33 and arch concrete hole body 1 overlap joint department, improve the drainage of percolating water.

Referring to fig. 4, 5 and 6, in this embodiment, the reinforced corrugated plate 4 comprises a plurality of corrugated plate units 41 arranged side by side, the corrugated plate units 41 are arched, the edges of adjacent corrugated plate units 41 are connected to each other, and the plurality of corrugated plate units 41 are spliced to form the integral reinforced corrugated plate 4 with an arched shape. Specifically, edges of adjacent corrugated plate units 41 are overlapped with each other, the adjacent corrugated plate units 41 are connected at the overlapped portion by high-strength bolts 42, and a sealing layer 43 is filled in a gap at the overlapped portion of the adjacent corrugated plate units 41. With the arrangement, the connection stability between the adjacent corrugated plate units 41 is good, and the sealing layer 43 is arranged at the lap joint, so that the grouting filling layer 5 can be formed in the gap between the reinforced corrugated plate 4 and the arched concrete tunnel body 1 by grouting.

Referring to fig. 1 and 7, in the present embodiment, a precast concrete layer 7, two corrugated plate fixing plates 8, and a post-cast concrete layer 9 are disposed in the corrugated plate fixing base groove 6. Wherein, earlier cast in concrete layer 7 and pour in the fixed basal trough's of buckled plate lower part 6, later cast in concrete layer 9 and pour in the top of earlier cast in concrete layer 7, earlier cast in concrete layer 7 is buried underground to the lower part of buckled plate fixed plate 8, later cast in concrete layer 9 is buried underground in the upper portion of buckled plate fixed plate 8, the lower extreme of consolidating buckled plate 4 is arranged in between two buckled plate fixed plates 8 and is connected with buckled plate fixed plate 8 through the bolt, the lower extreme of consolidating buckled plate 4 is buried underground in later cast in concrete layer 9. So set up, the lower extreme erection joint of consolidating buckled plate 4 is firm, is favorable to improving the overall stability and the structural strength of arch culvert.

The arch culvert is roughly constructed by the following steps: pouring to form an arch concrete hole body 1 or adopting a prefabricated arch concrete hole body 1; a drainage guide structure 3 is fixed at a settlement joint 2 of the arched concrete tunnel body 1; digging corrugated plate fixing foundation grooves 6 in foundations at the lower parts of two sides of the arched concrete hole body 1, pouring a cast-in-place concrete layer 7 in the corrugated plate fixing foundation grooves 6, and embedding the lower parts of corrugated plate fixing plates 8 in the cast-in-place concrete layer 7; installing the reinforced corrugated plate 4, placing the lower end of the reinforced corrugated plate 4 between two corrugated plate fixing plates 8, and connecting the reinforced corrugated plate 4 with the corrugated plate fixing plates 8 through bolts; and grouting the gap between the arched concrete hole body 1 and the reinforced corrugated plate 4 to form a grouting filling layer 5.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An arch culvert with an anti-seepage structure comprises an arch concrete tunnel body (1), wherein a settlement joint (2) is arranged on the arch concrete tunnel body (1) along the annular direction of the arch concrete tunnel body (1), it is characterized in that the inner side of the arched concrete tunnel body (1) is provided with a drainage guide structure (3) which guides the leakage water at the settlement joint (2) to the outside of the arched culvert, the inner side of the arched concrete hole body (1) is also provided with a reinforced corrugated plate (4), a grouting filling layer (5) is arranged between the reinforced corrugated plate (4) and the inner wall of the arched concrete tunnel body (1), the drainage guide structure (3) is embedded in the grouting filling layer (5), corrugated plate fixing foundation grooves (6) are dug in the foundations at the lower parts of the two sides of the arched concrete tunnel body (1), the lower end of the reinforced corrugated plate (4) is fixedly arranged in the corrugated plate fixing base groove (6).

2. The arched culvert with the seepage-proofing structure according to claim 1, wherein the drainage guiding structure (3) comprises an arched water chute (31) and a drainage pipe (32), two sides of the opening of the arched water chute (31) are provided with connecting plates (311) extending outwards, the arched water chute (31) is fixedly arranged on the inner side wall of the arched concrete tunnel body (1) at two sides of the settlement joint (2) through the connecting plates (311), the drainage pipe (32) is communicated with the lower ends of two sides of the arched water chute (31), and the drainage pipe (32) is arranged along the longitudinal direction of the arched culvert and extends out of the arched culvert.

3. The arched culvert with impermeable structure of claim 2, characterized in that a geotextile is laid at the lap joint of the connecting plate (311) and the inner side wall of the arched concrete tunnel body (1), and the geotextile covers the connecting plate (311) and part of the arched concrete tunnel body (1).

4. The arched culvert with the seepage-proofing structure according to claim 3, wherein the drainage guide structure (3) comprises a drainage-preventing plate (33) adhered along the settlement joint (2), the drainage-preventing plate (33) seals the settlement joint (2), and the lower ends of two sides of the drainage-preventing plate (33) are communicated with arch foot drainage pipes (34).

5. The arch culvert with the impervious structure of claim 4, wherein the edges of the two sides of the drainage preventing plate (33) are fixed on the arch concrete tunnel body (1) by shooting nails, the lap joint of the drainage preventing plate (33) and the arch concrete tunnel body (1) is sealed by an adhesive sealing tape (35), and geotextile is laid on the outer side of the adhesive sealing tape (35).

6. Arched culvert with impermeable structure according to any of claims 1-5, characterized in that the reinforced corrugated sheet (4) comprises a plurality of corrugated sheet units (41) arranged side by side, the corrugated sheet units (41) being arched with the edges of adjacent corrugated sheet units (41) being interconnected.

7. The arched culvert with an impermeable structure according to claim 6, characterized in that the edges of the adjacent corrugated plate units (41) are mutually overlapped, the adjacent corrugated plate units (41) are connected at the overlapped part through high-strength bolts (42), and the gaps at the overlapped part of the adjacent corrugated plate units (41) are filled with sealing layers (43).

8. The arched culvert with an impermeable structure according to any one of claims 1-5, it is characterized in that a pre-cast concrete layer (7), two corrugated plate fixing plates (8) and a post-cast concrete layer (9) are arranged in the corrugated plate fixing base groove (6), the cast-in-advance concrete layer (7) is poured at the lower part of the corrugated plate fixing base groove (6), the post-cast concrete layer (9) is poured above the pre-cast concrete layer (7), the lower part of the corrugated plate fixing plate (8) is embedded in the cast-in-place concrete layer (7), the upper part of the corrugated plate fixing plate (8) is embedded in the post-cast concrete layer (9), the lower end of the reinforced corrugated plate (4) is arranged between the two corrugated plate fixing plates (8) and is connected with the corrugated plate fixing plates (8) through bolts, the lower end of the reinforced corrugated plate (4) is buried in the post-cast concrete layer (9).