CN214614463U - Catch ditch - Google Patents

Abstract

The utility model provides a catch basin, belonging to the technical field of construction drainage, which comprises a transverse section and a longitudinal section, wherein the transverse section is transversely arranged on a slope, the longitudinal section is connected with the transverse section, and the lower end of the longitudinal section is sequentially connected into a natural channel; wherein, horizontal section includes: the transverse geotextile is laid in a channel on a transversely-arranged side slope; the transverse concrete cushion layer is arranged on the transverse geotextile and is formed into a groove shape with an inner concave surface on the surface layer; horizontal drain pipe, for with horizontal concrete cushion's interior concave surface assorted semicircle structure, the ascending setting of opening of horizontal drain pipe is on the concave surface of horizontal concrete cushion. The utility model discloses a catch basin, in horizontal section, owing to be equipped with horizontal geotechnological cloth in the below of horizontal concrete cushion, horizontal geotechnological cloth can be favorable to horizontal concrete cushion to form a whole, strengthens the tensile strength and the anti deformability of structure thing to prevent the damage that horizontal concrete cushion brought owing to subside and fracture.

Description

Catch ditch

Technical Field

The utility model relates to a construction drainage technology field, concretely relates to catch ditch.

Background

The intercepting ditch is also called a gutter and is arranged outside the boundary of an excavation slope when the catchment area of a hillside above the excavation slope of the roadbed is larger so as to intercept surface water flowing downwards from the hillside, ensure that the excavation slope is not washed by water flow and control water and soil loss of the hillside.

The existing intercepting ditches are generally provided with an intercepting ditch and a soil ditch which are paved with concrete U-shaped slurry and sliced stone. Usually, an excavator or manual excavation is adopted for trench excavation in the construction of the grouted rubble intercepting ditch, next step manual matching cleaning and trimming is carried out, a substrate is tamped, the rubble is laid by a mortar sitting method for laying, and finally mortar pointing and plastering are carried out.

However, the intercepting drain manufactured by the process has a long construction period, is difficult to construct on a high and steep side slope or a side slope formed by loose slag bodies, has a hard structure and high cost, and is easy to destroy the soil due to water washing during manufacturing the soil drain and is not firm.

In addition, in the use process of the existing intercepting drain, the intercepting drain is easy to damage due to sedimentation, so that the service life of the intercepting drain is influenced.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the intercepting ditch among the prior art in the use, owing to subside and take place the defect of damage easily to a intercepting ditch is provided.

The utility model provides a following technical scheme:

a catch basin comprising: the device comprises a transverse section and a longitudinal section, wherein the transverse section is transversely arranged on a side slope, the longitudinal section is connected with the transverse section, and the lower end of the longitudinal section is communicated with a natural channel;

the transverse section comprises:

the transverse geotextile is laid in a channel transversely arranged on the side slope;

the transverse concrete cushion layer is arranged on the transverse geotextile and is formed into a groove shape with an inner concave surface;

horizontal drain pipe, for with horizontal concrete cushion's interior concave surface assorted semicircular structure, the setting up of opening up of horizontal drain pipe is in on the concave surface of horizontal concrete cushion.

Optionally, longitudinal geotextile is laid in a channel longitudinally arranged on the side slope;

the longitudinal concrete cushion layer is arranged on the longitudinal geotextile and is formed into a groove shape with an inner concave surface;

the longitudinal drain pipe, for with the interior concave surface assorted semicircular structure of longitudinal concrete cushion, the ascending setting of opening of longitudinal drain pipe is in on the concave surface of longitudinal concrete cushion, the both sides of longitudinal drain pipe respectively through a plurality of fasteners that the interval set up with longitudinal concrete cushion fastening connects.

Optionally, the transverse geotextile and/or the longitudinal geotextile are permeable geotextiles; the transverse concrete cushion layer and/or the longitudinal concrete cushion layer are/is sand-stone concrete.

Optionally, the transverse drain pipe and/or the longitudinal drain pipe are formed by connecting a plurality of sections end to end.

Optionally, one side of the transverse drain pipe facing the uphill direction is lower than the slope surface height of the channel on the slope.

Optionally, at least one overflow channel is arranged on one side of the transverse section facing the downhill direction, and the height of the overflow channel is lower than that of the transverse section facing the uphill direction.

Optionally, the fastener is rebar.

Optionally, at least part of the side of the transverse segment facing the downward slope is higher than the slope height of the channel on the slope.

Optionally, the side of the transverse section facing the downward slope is provided with a retaining wall on at least a partial section.

Optionally, the transverse section has a plurality of sections spaced apart along the surface water flow direction.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a catch basin, include: horizontal section and vertical section, horizontal section transversely sets up on the side slope for the surface water that flows through along the side slope intercepts, horizontal section includes: horizontal geotechnological cloth, horizontal concrete cushion and horizontal drain pipe are used for dredging of rivers mainly through horizontal drain pipe. In the transverse section, the transverse geotextile is arranged below the transverse concrete cushion layer, so that the transverse geotextile can be beneficial to the transverse concrete cushion layer to form a whole, the tensile strength and the deformation resistance of the structure are enhanced, and the transverse concrete cushion layer is prevented from being damaged due to settlement and fracture.

The utility model discloses an among the catch basin, horizontal geotechnological cloth adopts the geotechnological cloth that permeates water that has the soil conservation characteristic of permeating water to be favorable to oozing on the spot the rainwater that does not in time get rid of, in order to avoid forming the glide plane and cause the whole slip of catch basin, when carrying out the interception to rivers, simultaneously can also suitable supplementary ground moisture, do benefit to the growth geotechnological cloth concrete cushion of plant.

The intercepting ditch of the utility model is provided with the transverse section and the longitudinal section, which is beneficial to leading accumulated water in the transverse section to the natural ditch through the longitudinal section and reducing the accumulated water in the transverse section; and horizontal geotechnique's cloth, horizontal concrete cushion and horizontal drain pipe are laid in proper order in the horizontal section, and wherein the reducible rainwater of finished product for the drainage bellows directly erodees horizontal concrete cushion to reducible too much moisture infiltration channel in, thereby prevent that the cushion from subsiding and leading to the cracked condition of intercepting ditch, be favorable to promoting the holistic stable usability of intercepting ditch. And can further promote the bonding strength of horizontal drain pipe and horizontal concrete cushion again through setting up the fastener, prevent that the drain pipe layer from being broken away from the cushion by the rainwash to be favorable to promoting the holistic stable usability of intercepting ditch.

2. The utility model discloses a vertical section catch basin, through vertical geotechnological cloth in proper order in the channel, vertical concrete cushion and vertical drain pipe, the reducible rainwater of vertical drain pipe is direct to vertical concrete cushion erodees, and in the reducible too much moisture infiltration channel, thereby prevent that the bed course from subsiding and leading to the cracked condition of catch basin, and can further promote the bonding strength of vertical drain pipe and vertical concrete cushion again through setting up the fastener, prevent that the drain pipe layer from being washed away from the bed course by the rainwater, thereby be favorable to promoting the holistic stable usability of catch basin.

3. The utility model discloses a catch water drain, horizontal drain pipe and/or vertical drain pipe is formed by the bellows truncation, can further reduce use cost, and the bellows technique is more ripe, and it is convenient to be under construction to longer life has.

4. The utility model discloses a catch basin, horizontal drain pipe and/or vertical drain pipe comprises multistage end to end, can further promote the seal strength of in-channel drain pipe, reduces the inside ponding of channel and leaks to the concrete cushion in the drain pipe.

5. The utility model discloses a catch basin, one side of orientation uphill direction of horizontal drain pipe is less than the domatic height of the channel on the side slope. The arrangement can further facilitate the rainwater on the side slope to smoothly converge into the intercepting ditch so as to prevent the rainwater from accumulating and seeping at the combination position of the transverse drain pipe and the side slope.

6. The utility model discloses a catch basin, one side towards the downhill path direction of horizontal section is equipped with at least one overflow way. The arrangement of the overflow channel can enable rainwater to flow out of the intercepting ditch along the overflow channel, or play a role in buffering the flushed intercepting ditch when the precipitation is large, thereby being beneficial to protecting the side wall of the intercepting ditch.

7. The utility model discloses a catch basin, the at least subsection of one side towards the downhill path of horizontal section is provided with the barricade. The retaining wall is mainly arranged in a section where the slope of the side slope is large and steep, can prevent larger rainwater from overflowing after scouring the intercepting ditch, can improve the overall stability of the intercepting ditch, and can prevent the intercepting ditch from slipping down.

8. The horizontal sections are multiple sections which are arranged along the flowing direction of the surface water at intervals, and the surface water on the side slope can be further intercepted for multiple times.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic connection diagram of a transverse section and a longitudinal section of the intercepting drain of the present invention;

FIG. 2 is a cross-sectional view of a transverse section of the berm of the present invention;

fig. 3 is a cross-sectional view of a longitudinal section of the catch basin according to the present invention.

Description of reference numerals:

1. a transverse segment; 2. a longitudinal segment;

101. transverse geotextile; 102. a transverse concrete pad; 103. a transverse drain pipe; 104. reinforcing steel bars; 105. retaining walls;

201. longitudinal geotextile; 202. a longitudinal concrete cushion; 203. and a longitudinal drain pipe.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

The embodiment relates to a catch basin for intercepting surface water flowing downwards from a side slope, and as shown in fig. 1, the catch basin in the embodiment comprises a transverse section 1 and a longitudinal section 2, wherein the transverse section 1 is transversely arranged on the side slope, the longitudinal section 2 is connected with the transverse section 1, and the lower end of the longitudinal section 2 is suitable for leading into a natural channel. It should be noted that, in the present embodiment, the transverse section 1 and the longitudinal section 2 are a horizontal section intercepting drain which is arranged opposite to the slope direction, and a vertical section intercepting drain which is connected with the horizontal section intercepting drain and flows along the slope of the slope, of course, the actual arrangement size of the intercepting drain should be related to various factors such as the regional precipitation, the catchment area of the slope, etc., and the details thereof are not described in the present embodiment.

As shown in fig. 2, the transverse section 1 of the intercepting ditch in the present embodiment includes a transverse geotextile 101 laid in a channel transversely formed on a side slope; a transverse concrete cushion 102 which is arranged on the transverse geotextile 101 and is formed into a groove shape with an inner concave surface; and the transverse drain pipe 103 is of a semicircular structure matched with the concave surface of the transverse concrete cushion 102, and the opening of the transverse drain pipe 103 is arranged on the concave surface of the transverse concrete cushion 102 in an upward mode. The utility model provides a catch basin, in the horizontal section, because be equipped with horizontal geotechnological cloth below horizontal concrete cushion, horizontal geotechnological cloth can be favorable to horizontal concrete cushion to form a whole, strengthens tensile strength and the anti deformability of structure thing to prevent the damage that horizontal concrete cushion brought because subside and fracture; in addition, as a preferred embodiment, horizontal geotechnological cloth can adopt the geotechnological cloth that permeates water to be favorable to oozing on the spot not in time getting rid of the rainwater, in order to avoid forming the glide plane and cause the whole slip of catch basin, when carrying out the interception to rivers simultaneously, ground moisture can also be suitably supplyed, do benefit to the growth geotechnological cloth concrete cushion of plant. The side of the transverse section of the intercepting drain, which faces the downward slope, is at least partially higher than the slope height of the channel on the side slope. Here, it is preferable that a retaining wall 105 is provided at a side of the lateral section 1 facing the downward slope in a steep slope section, the retaining wall 105 is formed by concrete casting and is formed to be higher than the catch basin by a certain height, and the structure of the retaining wall 105 prevents a large amount of rainwater from flowing out after washing the catch basin, and improves the overall stability of the catch basin to prevent the catch basin from slipping down. In addition, as an alternative embodiment, the retaining wall 105 may be omitted.

In addition, the one side of the orientation downhill path of horizontal section 1 is provided with at least one overflow way, and the relative one side of orientation uphill path of horizontal drain pipe 103 of this overflow way is lower in this embodiment sets up, adopts the setting of overflow way, can make during the rainwater flows the intercepting ditch along the overflow way, or when the precipitation is great, plays the effect of buffering to the intercepting ditch that is washed to be favorable to protecting the intercepting ditch lateral wall. Of course, the overflow is preferably provided at a gentle slope position where drainage is smooth, and other forms of overflow may be employed as long as an overflow effect is exerted on the accumulated water flow.

In addition, after the channel is formed by an excavator or manual excavation, transverse impermeable geotextile can be paved in sections and paved at the position in direct contact with the natural side slope above the intercepting ditch, the impermeable geotextile can be made of the existing mature geotextile material, has corrosion resistance and good drainage property, can discharge water leaked into the concrete cushion layer, effectively intercepts soil materials such as flowing soil particles, stones and the like, and is favorable for ensuring the structural stability of the intercepting ditch.

It should be noted that, in order to further intercept surface water on the side slope, the transverse section 1 intercepting ditch is a plurality of sections arranged at intervals along the surface water flowing direction, and each transverse section 1 intercepting ditch is communicated with the longitudinal section 2, so that accumulated surface water is conveniently discharged out of the intercepting ditch.

In the present embodiment, as shown in fig. 3, the longitudinal section 2 of the gutter includes: the longitudinal geotextile 201 is laid in a channel longitudinally arranged on the side slope; a longitudinal concrete cushion 202 which is arranged on the longitudinal geotextile 201 and is formed into a groove shape with an inner concave surface; the longitudinal drain pipe 203 is of a semicircular structure matched with the inner concave surface of the longitudinal concrete cushion 202, the opening of the longitudinal drain pipe 203 is arranged upwards on the concave surface of the longitudinal concrete cushion 202, and the two sides of the longitudinal drain pipe 203 are respectively connected with the longitudinal concrete cushion 202 in a fastening mode through a plurality of fasteners arranged at intervals.

Here, in this embodiment, the longitudinal geotextile 201 may be arranged according to the installation manner of the transverse geotextile 101, and the fastener is preferably fixed by the steel bar 104 or fixed by the expansion bolts at intervals along the side length thereof, so as to enhance the connection strength between the longitudinal drainage pipe 203 and the longitudinal concrete cushion 202, and prevent the drainage pipe from separating from the concrete cushion due to rain erosion. Of course, in this embodiment, only the fastening member is used to strengthen the fastening of the longitudinal drainage pipe 203 on the longitudinal section 2, and the fastening member may also be used to fasten the transverse drainage pipe 103 on the transverse section 1, which is not described again in this embodiment.

The intercepting ditch that this embodiment provided, horizontal concrete cushion with vertical concrete cushion all adopts the gravel concrete, and for the grout rubble stone, the gravel concrete has higher construction convenience, on the side slope that high steep slope or loose slag body formed, can reduce the construction degree of difficulty. And moreover, by adopting the cooperation of the gravel concrete and the geotextile, the cracking problem of later-stage use of the gravel concrete can be reduced.

In addition, the longitudinal drainage pipe 203 on the intercepting drain is matched and arranged on the longitudinal concrete cushion 202, and in order to ensure that the longitudinal drainage pipe 203 and the longitudinal concrete cushion 202 have better bonding strength, the longitudinal drainage pipe 203 is preferably embedded in the longitudinal concrete cushion 202 when the longitudinal concrete cushion 202 is not completely solidified. Of course, the installation of the transverse drainage pipe 103 and the transverse concrete pad 102 may be embedded.

Based on the overall description of the transverse section 1 and the longitudinal section 2, the transverse drain pipe 103 and the longitudinal drain pipe 203 can be formed by flat cutting of corrugated pipes, the corrugated pipes can be made of existing mature finished corrugated pipe materials, construction is convenient, corrosion resistance is good, erosion of rainwater to concrete bedding can be reduced, and service life of the intercepting ditch can be prolonged conveniently.

In a preferred embodiment, the horizontal drain pipe 103 and the vertical drain pipe 203 in this embodiment are formed by connecting a plurality of sections of corrugated pipes end to end, and the joint portions of the corrugated pipes between the sections are hermetically connected to prevent rainwater from leaking to the concrete pad from the joint portions and affecting the normal use of the intercepting drain. In addition, in order to further facilitate the rainwater on the side slope to smoothly flow into the catch basin so as to prevent the rainwater from accumulating and seeping at the joint position of the transverse drain pipe 103 and the side slope, the side of the transverse drain pipe 103 facing the uphill direction is lower than the slope surface height of the channel on the side slope.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.

Claims (10)

1. A catch basin, comprising: the device comprises a transverse section (1) and a longitudinal section (2), wherein the transverse section (1) is transversely arranged on a slope, the longitudinal section (2) is connected with the transverse section (1), and the lower end of the longitudinal section (2) is communicated into a natural channel;

the transverse segment (1) comprises:

the transverse geotextile (101) is paved in a channel transversely arranged on the side slope;

the transverse concrete cushion layer (102) is arranged on the transverse geotextile (101) and is formed into a groove shape with an inner concave surface;

the horizontal drainage pipe (103) is of a semicircular structure matched with the inner concave surface of the horizontal concrete cushion (102), and the opening of the horizontal drainage pipe (103) is arranged on the concave surface of the horizontal concrete cushion (102) in an upward mode.

2. The berm according to claim 1, wherein said longitudinal section (2) comprises:

the longitudinal geotextile (201) is paved in a channel longitudinally arranged on the side slope;

a longitudinal concrete cushion (202) which is arranged on the longitudinal geotextile (201) and is formed into a groove shape with an inner concave surface;

vertical drain pipe (203), for with the interior concave surface assorted semicircular structure of vertical concrete cushion (202), the setting up of opening up of vertical drain pipe (203) is in on the concave surface of vertical concrete cushion (202), the both sides of vertical drain pipe (203) respectively through a plurality of fasteners that the interval set up with vertical concrete cushion (202) fastening connection.

3. The intercepting trench according to claim 2, wherein the transverse geotextile (101) and/or the longitudinal geotextile (201) is a water-permeable geotextile; the transverse concrete pad (102) and/or the longitudinal concrete pad (202) is/are gravel concrete.

4. The berm according to claim 2, wherein said transverse drain pipe (103) and/or said longitudinal drain pipe (203) are constructed of multiple sections joined end to end.

5. The berm according to claim 1, wherein the side of the lateral drainage pipe (103) facing the uphill direction is lower than the slope height of the trench on the slope.

6. The berm according to claim 1, characterized in that the lateral section (1) is provided with at least one spillway on the side facing downhill with a lower height than the lateral section (1) facing uphill.

7. The berm of claim 2, wherein said fasteners are rebar (104).

8. The berm according to claim 1, wherein the side of the transverse segment (1) facing the downward slope is at least partly higher than the slope level of the channels on the slope.

9. The berm according to claim 8, wherein the side of the transverse section (1) facing the downward slope is provided with a retaining wall (105) at least in sections.

10. The berm according to any of claims 1-9, wherein said lateral section (1) has a plurality of sections spaced apart in the direction of surface water flow on the slope.

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