CN221399284U - Urban open cut underpass tunnel drainage construction system - Google Patents

Abstract

The utility model discloses a drainage construction system of an urban open cut underpass tunnel, which belongs to the technical field of drainage structures and solves the problems that in the existing tunnel drainage technology, a drainage ditch is easy to block due to the fact that road surface flushing water, rainwater and the like contain a large amount of impurities, so that drainage effect is affected; the aggregate limiting structure comprises a groove-shaped filter cavity which is arranged at the inner top opening of the collecting groove, and a filtering structure which is arranged on the groove-shaped filter cavity and is used for filtering impurities by enabling running water with impurities to flow into the groove-shaped filter cavity. The utility model is used for drainage of the urban open cut underpass tunnel.

Description

Urban open cut underpass tunnel drainage construction system

Technical Field

A drainage construction system for a downward tunnel of an urban open trench is used for draining the downward tunnel of the urban open trench, and belongs to the technical field of drainage structures.

Background

The drainage of the urban open cut underpass tunnel mainly comprises the drainage of road surface flushing water, rainwater and the like, and the rainwater mainly comes from a tunnel ship groove section and a retaining wall section. The conventional drainage structure comprises a drainage ditch which is respectively arranged in the longitudinal direction by utilizing the space below the side maintenance channel of the retaining wall, and a rainwater grate which is covered on the drainage ditch, so that the pavement water is collected and then discharged into the drainage ditch. The water collecting well is arranged below the side ditch near the lowest point of the structure, the side ditch water is collected and then is discharged into the water collecting pit of the pump house through the transverse drain pipe, the pump house is provided with the automatic control water pump system to pump and discharge accumulated water into the drain pipe which is independently arranged, and the accumulated water is discharged to the nearby ditch along the slope. Or a drainage ditch is respectively arranged in the space below the maintenance channel on the side of the retaining wall along the longitudinal direction, and the transverse ditch is arranged on the groove section of the ship and is connected with the drainage ditch to drain water.

The existing tunnel drainage technology has the following technical problems:

1. road surface flushing water, rainwater and the like contain a large amount of impurities, which are easy to cause blockage of drainage ditches, thereby influencing the drainage effect;

2. The drainage ditch or/and the transverse ditch are easy to generate load deformation, so that the drainage capacity is insufficient, and the problem of a large amount of water flow cannot be solved.

Disclosure of utility model

The utility model aims to provide a drainage construction system for an urban open cut underpass tunnel, which solves the problem that the drainage effect is affected by the blockage of a drainage ditch caused by the fact that the existing tunnel drainage technology contains a large amount of impurities such as road surface flushing water and rainwater.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The drainage construction system for the urban open cut underpass tunnel comprises a drainage ditch, a transverse ditch connected with the drainage ditch, a rainwater grate arranged on the drainage ditch and the transverse ditch, wherein the transverse ditch is connected with the drainage ditch, a material collecting groove is arranged in the drainage ditch or the transverse ditch, and a material collecting limiting structure is arranged in the material collecting groove;

The aggregate limiting structure comprises a groove-shaped filter cavity which is arranged at the inner top opening of the collecting groove, and a filtering structure which is arranged on the groove-shaped filter cavity and is used for filtering impurities by enabling running water with impurities to flow into the groove-shaped filter cavity.

Further, the filtering structure comprises a rear side along the drainage direction, and an inclined filter screen which is obliquely arranged on the groove-shaped filter cavity and is contacted with the rainwater grate; and

The high end of the inclined filter screen and the groove type filter cavity at the front side along the drainage direction are positioned on the same longitudinal plane, and a filter baffle plate which is impacted by running water to rotate and is reset in reverse is rotatably arranged on the high end of the inclined filter screen.

Further, the both sides of lateral ditch and escape canal are provided with the multistage reinforcing structure of buckling that carries out the edge to it respectively.

Further, the multistage bending reinforcement structure comprises two inverted L-shaped structures, each inverted L-shaped structure comprises a transverse plate and a vertical plate connected with the transverse plate, the directions of the two inverted L-shaped structures are the same, the vertical plate of one inverted L-shaped structure is connected with the transverse plate of the other inverted L-shaped structure, and the two inverted L-shaped structures are connected to form an L-shaped structure for supporting a rainwater grate.

Further, the transverse plates of the two inverted L-shaped structures are provided with stress reinforcing structures.

Further, the stress reinforcing structure comprises reinforcing ribs connected with the transverse plate, and support seats arranged on the reinforcing ribs on the opposite sides of the transverse plate.

Further, a first clamping groove and a second clamping groove are correspondingly arranged on the L-shaped structure;

The first clamping groove is provided with a supporting rod;

A clamping block matched with the second clamping groove is arranged on the rainwater grate;

the supporting rod and the rainwater grate are arranged on the L-shaped structure in a crossing way.

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

1. According to the utility model, the aggregate limiting structure is arranged in the drainage ditch or the transverse ditch, the impurity is collected through the collecting groove and the groove type filter cavity in the aggregate limiting structure, and the flowing water with the impurities in the groove type filter cavity is filtered through the filter structure, so that the impurities are conveniently separated from the flowing water, the problem that the drainage ditch is easy to block (the depth of the position where the impurities are collected is deep, and the amount of the impurities which can be contained is large) is avoided, the drainage effect is influenced, and the filtering of the impurities is facilitated;

2. The filtering structure comprises the inclined filter screen and the filtering baffle, so that impurity filtering in the running water travelling direction is facilitated through the inclined filter screen, and the impurities are reversely flowed out and limited through the filtering baffle, so that the impurities are conveniently collected through the groove-type filter cavity, and cleaning is facilitated;

3. The utility model provides a multi-section bending reinforcing structure, which aims to avoid the problems that a drainage ditch or/and a transverse ditch is easy to generate load deformation, so that the drainage width is too narrow, the drainage capacity is insufficient, and a large amount of water flow cannot be dealt with;

4. The multi-section bending reinforcing structure is composed of two inverted L-shaped structures, is simple in structure and is convenient to form an L-shaped structure to support the rainwater grate;

5. The utility model arranges stress reinforcing structures on the transverse plates of the two inverted L-shaped structures of the multi-section bending reinforcing structure, which aims at facilitating the embedding of parts of the multi-section bending reinforcing structure in the pavement structure and reinforcing the stress of the drainage ditch or/and the edges of the transverse ditch;

6. The stress reinforcing structure comprises the reinforcing ribs and the support, and aims to facilitate the contact with the ground to realize the support pre-embedding, strengthen the edges of the drainage ditch or/and the transverse ditch and strengthen the stress of the base;

7. According to the utility model, the L-shaped structure is correspondingly provided with the first clamping groove and the second clamping groove, the first clamping groove is provided with the supporting rods to support the multi-section bending reinforcing structures at two sides so as to realize the purpose of further reinforcing edges, and the purpose of matching the second clamping groove with the clamping block is to facilitate fixing the rainwater grate and avoid displacement of the rainwater grate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and should not be considered limiting the scope, and that other related drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a structure in which a drain is connected to a lateral ditch in the present utility model;

FIG. 2 is a schematic view of the present utility model with oppositely disposed multi-section bend stiffener structure;

FIG. 3 is a schematic diagram of a structure in which an aggregate limiting structure is arranged on a lateral ditch at the joint of the drainage ditch and the lateral ditch;

FIG. 4 is a schematic view of the aggregate limiting structure of the present utility model;

FIG. 5 is a schematic view of a rain grate according to the present utility model;

FIG. 6 is a schematic view of a structure in which a trough is provided on a lateral ditch at the junction of a drainage ditch and the lateral ditch;

In the figure: 1-drainage ditch, 2-transverse ditch, 3-rainwater grate, 4-collecting trough, 5-aggregate limit structure, 6-trough type filter cavity, 7-filter structure, 8-oblique filter screen, 9-filter baffle, 10-multistage bending reinforcement structure, 11-inverted L-shaped structure, 12-transverse plate, 13-vertical plate, 14-L-shaped structure, 15-stress reinforcement structure, 16-reinforcing rib, 17-support, 18-first draw-in groove, 19-second draw-in groove, 20-bracing piece, 21-fixture block.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," "third," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang" and the like, if any, do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

It should be noted that the features of the embodiments of the present utility model may be combined with each other without conflict.

Example 1

In order to solve the problem that the existing tunnel drainage technology contains a large amount of impurities due to road surface flushing water, rainwater and the like, drainage ditches are easy to block, and therefore drainage effect is affected. As shown in fig. 1, the drainage construction system of the urban open cut underpass tunnel comprises a drainage ditch 1, a transverse ditch 2 connected with the drainage ditch 1, a rainwater grate 3 arranged on the drainage ditch 1 and the transverse ditch 2, wherein the connecting end of the transverse ditch 2 and the drainage ditch 1 is provided with a material collecting groove 4 in the drainage ditch 1 or the transverse ditch 2, and a material collecting limiting structure 5 is arranged in the material collecting groove 4, and a plurality of sections of the drainage construction system can be conveniently recycled according to the water flowing direction and the condition that the transverse ditch 2 singly introduces water or the water is simultaneously introduced through the transverse ditch 2 and the drainage ditch 1; the aggregate limiting structure 5 comprises a groove-shaped filter cavity 6 which is arranged at the inner top opening of the aggregate groove 4, and a filter structure 7 which is arranged on the groove-shaped filter cavity 6 and is used for filtering impurities by enabling running water with impurities to flow into the groove-shaped filter cavity 6.

In practice, be connected the setting back with lateral canal 2 with escape canal 1, under the circumstances that has rainwater and sparge water, take impurity's water to get into lateral canal 2 or escape canal 1, take impurity's water to carry out impurity collection through collecting tank and trough type filter chamber in the limit structure that gathers materials, and carry out impurity filtration through filter structure with the flowing water that gets into the trough type filter chamber and take impurity, be convenient for impurity and flowing water phase separation, avoid the escape canal to be liable to block up (because of the degree of depth of the position of collecting impurity is dark, the impurity volume that can hold is big), thereby influence the problem of drainage effect, also do benefit to the filtration clearance of impurity simultaneously.

Example 2

On the basis of the embodiment 1, the filtering structure 7 comprises a rear side along the drainage direction, and an inclined filter screen 8 which is obliquely arranged on the groove-shaped filter cavity 6 and is in contact with the rainwater grate; and the high end of the inclined filter screen 8 and the groove-shaped filter cavity 6 at the front side along the drainage direction are positioned on the same longitudinal plane, and a filter baffle 9 which is impacted by running water to rotate and is reset in reverse is rotatably arranged on the high end of the inclined filter screen 8. The groove type filter cavity 6 can be provided with a rod body for supporting the inclined filter screen 8, which is beneficial to the stress of the rod body.

When the flowing water to be discharged is large, the flowing water impacts the filtering baffle 9 to rotate, the impurities can be impacted into the groove type filtering cavity 6 and can be reset through the impact water or the filtering baffle 9, and the problem of blocking the forward or reverse discharge of the impurities is formed with the inclined filter screen 8. Consequently filtration in this embodiment includes oblique filter screen and filtering baffle, is convenient for carry out the impurity filtration of flowing water advancing direction through oblique filter screen, carries out reverse outflow spacing to impurity through filtering baffle to be convenient for collect impurity through the cell type filter chamber, do benefit to the clearance.

Example 3

On the basis of embodiment 2, the both sides of the horizontal ditch 2 and the drainage ditch 1 are respectively provided with a multi-section bending reinforcing structure 10 for reinforcing the edges of the horizontal ditch 2 and the drainage ditch, and the purpose of the multi-section bending reinforcing structure is to avoid the problem that the drainage ditch or/and the horizontal ditch is easy to generate load deformation so that the drainage width is too narrow, and the drainage capacity is insufficient and cannot cope with a large amount of water flow. The multi-section bending reinforcing structure 10 comprises two inverted-L-shaped structures 11, each inverted-L-shaped structure comprises a transverse plate 12 and a vertical plate 13 connected with the transverse plate 12, the directions of the two inverted-L-shaped structures 11 are the same, the vertical plate 13 of one inverted-L-shaped structure 11 is connected with the transverse plate 12 of the other inverted-L-shaped structure 11, and an L-shaped structure 14 for supporting the rainwater grate 3 is formed after the two inverted-L-shaped structures 11 are connected. The multi-section bending reinforcing structure is composed of two inverted L-shaped structures, is simple in structure and is convenient to form an L-shaped structure to support the rainwater grate.

Example 4

On the basis of embodiment 3, the transverse plate 12 of the two inverted-L structures 11 is provided with a stress reinforcing structure 15. The stress reinforcement 15 includes a reinforcing rib 16 connected to the cross plate 12, and a support 17 provided on the reinforcing rib 16 on the opposite side of the cross plate 12. The transverse plates of the two inverted L-shaped structures of the multi-section bending reinforcing structure are provided with stress reinforcing structures, the purpose is to facilitate embedding parts of the multi-section bending reinforcing structure in a pavement structure, the stress of the edges of the drainage ditch or/and the transverse ditch is enhanced, the stress reinforcing structures comprise reinforcing ribs and supporting seats, the purpose is to facilitate supporting embedding in contact with the ground, and the stress of the base can be enhanced. In practice, the force-enhancing structure 15 may also be other structures or other angles.

Example 5

On the basis of embodiment 4, the L-shaped structure 14 is correspondingly provided with a first clamping groove 18 and a second clamping groove 19; the first clamping groove 18 is provided with a supporting rod 20; the rainwater grate 3 is provided with a clamping block 21 matched with the second clamping groove 19; the support bars 20 are arranged on the L-shaped structure 14 in a crossing way with the rain grate 3. The L-shaped structure is also provided with an L-shaped framework for reinforcing and guiding. The L-shaped structure is correspondingly provided with a first clamping groove and a second clamping groove, the first clamping groove is provided with a supporting rod to support the multi-section bending reinforcing structures on two sides so as to achieve the purpose of further reinforcing edges, and the purpose of the second clamping groove and the clamping block are matched with each other so as to be convenient for fixing the rainwater grate and avoid the displacement of the rainwater grate. In practice, the first and second card slots 18, 19 may also be provided in other configurations. Such as according to the need to be detachable or fixed as a whole.

Claims (7)

1. The utility model provides a tunnel drainage construction system is worn under urban open cut, includes escape canal (1), lateral canal (2) that are connected with escape canal (1), sets up rainwater grate (3) on escape canal (1) and lateral canal (2), its characterized in that: the transverse ditch (2) is connected with the drainage ditch (1), a collecting groove (4) is arranged in the drainage ditch (1) or the transverse ditch (2), and a collecting limiting structure (5) is arranged in the collecting groove (4);

The aggregate limiting structure (5) comprises a groove-shaped filter cavity (6) which is arranged at the inner top opening of the collecting groove (4), and a filtering structure (7) which is arranged on the groove-shaped filter cavity (6) and is used for filtering impurities by flowing water with impurities into the groove-shaped filter cavity.

2. The urban open cut underpass tunnel drainage construction system according to claim 1, characterized in that: the filtering structure (7) comprises an inclined filter screen (8) which is obliquely arranged on the groove-shaped filter cavity (6) and is contacted with the rainwater grate, and the rear side of the filtering structure along the drainage direction; and

The high end of the inclined filter screen (8) and the groove-shaped filter cavity (6) at the front side along the drainage direction are positioned on the same longitudinal plane, and a filter baffle (9) which is impacted by flowing water to rotate and is reset in the reverse direction is rotatably arranged at the high end of the inclined filter screen (8).

3. The urban open cut underpass tunnel drainage construction system according to claim 2, characterized in that: the two sides of the transverse ditch (2) and the drainage ditch (1) are respectively provided with a multi-section bending reinforcing structure (10) for reinforcing the edges of the transverse ditch and the drainage ditch.

4. A municipal open cut underpass tunnel drainage construction system according to claim 3, wherein: the multi-section bending reinforcing structure (10) comprises two inverted-L-shaped structures (11), each inverted-L-shaped structure comprises a transverse plate (12) and a vertical plate (13) connected with the transverse plate (12), the directions of the two inverted-L-shaped structures (11) are the same, the vertical plate (13) of one inverted-L-shaped structure (11) is connected with the transverse plate (12) of the other inverted-L-shaped structure (11), and the two inverted-L-shaped structures (11) are connected to form an L-shaped structure (14) for supporting the rainwater grate (3).

5. The urban open cut underpass tunnel drainage construction system according to claim 4, wherein: the transverse plate (12) of the two inverted L-shaped structures (11) is provided with a stress reinforcing structure (15).

6. The urban open cut underpass tunnel drainage construction system according to claim 5, characterized in that: the stress reinforcing structure (15) comprises reinforcing ribs (16) connected with the transverse plate (12), and supports (17) arranged on the reinforcing ribs (16) on the opposite sides of the transverse plate (12).

7. The urban open cut underpass tunnel drainage construction system according to claim 6, characterized in that: a first clamping groove (18) and a second clamping groove (19) are correspondingly arranged on the L-shaped structure (14);

a supporting rod (20) is arranged on the first clamping groove (18);

A clamping block (21) matched with the second clamping groove (19) is arranged on the rainwater grate (3);

The supporting rod (20) and the rainwater grate (3) are arranged on the L-shaped structure (14) in a crossing way.