CN211597002U

CN211597002U - Overburden rainwater outlet inspection well

Info

Publication number: CN211597002U
Application number: CN201922480186.6U
Authority: CN
Inventors: 刘华; 钟国华; 邹明涛
Original assignee: Chongqing Huizhong Construction Drawing Design Review Co ltd
Current assignee: Chongqing Huizhong Construction Drawing Design Review Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-29
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a overburden layer rainwater outlet inspection shaft, including the well body, well body upper end is through a prefabricated apron capseal, and its lower extreme is the outlet, the well body is installed on a waterproof construction layer, one side of the well body is filled with plain soil, and the opposite side of the well body is cut apart into upper strata and lower floor by a segmentation layer, sets up first drainage grid between upper strata and the well internal portion wherein, and the second drainage grid is still installed to the upper strata, and the cooperation of second drainage grid first drainage grid, upper strata lateral wall form a filtration space, and the inside filter material that packs of filtration space is provided with the third drainage grid between lower floor and the well internal portion. Arranging a hollow grille or a rainwater port at a roof drainage point, arranging a porous reinforced concrete well ring at the drainage point, and allowing rainwater in a soil covering layer to permeate into a well through a hollow well wall to be discharged; drainage of blind ditches (lower layers) in the soil covering layer can be drained into a well for drainage; the climbing ladder is arranged from the well ring to the ground, so that the rainwater drainage port can be maintained and overhauled.

Description

Overburden rainwater outlet inspection well

Technical Field

The utility model relates to a building plumbing specialty. The inspection well is suitable for roof drainage of roof plates with soil covering layers, and particularly relates to a soil covering layer rainwater drainage outlet inspection well.

Background

When the roof covering soil layer needs to adopt the rainwater port to drain water downwards, the rainwater port and the drainage facility laid on the soil layer are easy to block and cannot be maintained, and the overstock of roof drainage and the leakage of the roof can be caused.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the not enough of prior art existence, provide a overburden rainwater outlet inspection shaft.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a overburden layer rainwater outlet inspection shaft, includes the well body, well body upper end is through a prefabricated apron capseal, and its lower extreme is the outlet, the well body is installed on a waterproof construction layer, one side of the well body is filled with plain soil, and the opposite side of the well body is cut apart into upper strata and lower floor by a segmentation layer, sets up first drainage grid between upper strata and the internal portion of well wherein, the second drainage grid is still installed to the upper strata, the cooperation of second drainage grid first drainage grid the upper strata lateral wall forms a filtration space, the inside filter material that fills of filtration space, the lower floor with be provided with the third drainage grid between the internal portion of well.

According to the preferable technical scheme, a well cover installation groove is formed in the upper end of the well body, and the prefabricated cover plate is installed on the installation groove through factice caulking.

Preferably, the filter material is a crushed stone pile and/or activated carbon.

As the preferred technical scheme, a bidirectional reinforcing mesh is arranged in the lower end of the prefabricated cover plate.

As an optimized technical scheme, the waterproof structure layer comprises a waterproof concrete top plate, a cement-based permeable crystallization type waterproof coating layer, a slope finding layer, a cement mortar leveling layer, a waterproof roll material layer, an isolation layer, a fine stone concrete layer and a prefabricated flat plate which are sequentially connected from bottom to top.

As a preferred technical scheme, the thickness of the cement-based permeable crystallization type waterproof coating layer is more than or equal to 1.0mm, and the using amount of the waterproof coating is more than or equal to 1.5 kg/m.

As the preferred technical scheme, the waterproof coil layer is made of an SBS modified asphalt root-resistant waterproof coil with the thickness of 4.0 mm.

As a preferable technical scheme, the gradient of the slope finding layer is 1% -3%.

As the preferred technical scheme, a stone concrete layer and a first additional waterproof roll material layer are sequentially arranged between the waterproof structure layer and the water outlet.

As a preferred technical scheme, a second additional waterproof roll material layer is paved at the upper end of the waterproof structure layer.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model arranges the empty opening and the grating or the rain water inlet at the drainage point of the roof, arranges the porous reinforced concrete well ring at the drainage point, and the rain water in the soil covering layer can permeate into the well through the empty well wall to be discharged; drainage of blind ditches (lower layers) in the soil covering layer can be drained into a well for drainage; the climbing ladder is arranged from the well ring to the ground, so that the rainwater drainage port can be maintained and overhauled.

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. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a side slope reinforcement section view of a cover soil layer rainwater outlet inspection shaft of the embodiment of the utility model.

In the figure: 1-well body, 2-prefabricated cover plate, 3-water outlet, 4-waterproof structure layer, 401-waterproof concrete top plate, 402-cement-based permeable crystallization type waterproof coating layer, 403-slope layer, 404-cement mortar leveling layer, 405-waterproof roll material layer, 406-isolation layer, 407-fine stone concrete layer, 408-prefabricated flat plate, 5-plain soil, 6-segmentation layer, 7-upper layer, 8-lower layer, 9-first water filtering grid, 10-second water filtering grid, 11-filtering material, 12-third water filtering grid, 13-well cover installation groove, 14-ointment caulking, 15-reinforcing mesh, 16-stone concrete layer, 17-waterproof roll material layer and 18-second additional waterproof roll.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and 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 belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The invention will now be further described with reference to the accompanying drawings.

The embodiment of the utility model provides a please refer to that fig. 1 shows, is a overburden rainwater outlet inspection shaft, including the well body 1, well body 1 upper end is sealed through 2 covers of a prefabricated apron, and its lower extreme is outlet 3, the well body is installed on a waterproof structure layer 4, one side of the well body 1 is filled with plain soil 5, and upper 7 and lower floor 8 are cut apart into by a segmentation layer 6 to the opposite side of the well body 1, wherein sets up first drainage grid 9 between upper 7 and the well body 1 inside, second drainage grid 10 is still installed to upper 7, second drainage grid 10 cooperation first drainage grid 9 upper 7 lateral wall forms a filter space 11, filter space 11 inside packing filter material 11, lower floor 7 with be provided with third drainage grid 12 between the well body 1 inside.

In the embodiment, the side wall of the well body 1 is a porous reinforced concrete well ring, and rainwater in a soil covering layer can permeate into the well through a porous well wall to be discharged; the prefabricated cover plate 2 is C20 concrete prefabricated cover plate with two-way inside

A mesh reinforcement 15. The first, second and third

water filtering grids

9, 10 and 12 are all adopted

And (5) a water filtering grid. And the three water filtering grids are all detachably mounted.

In this embodiment, well lid installation mounting groove 13 has been seted up to well body 1 upper end, prefabricated apron 2 is installed through oleamen caulking 14 on mounting groove 13.

In this embodiment, the waterproof structure layer 4 includes a waterproof concrete top plate 401, a cement-based permeable crystallization type waterproof coating layer 402, a slope finding layer 403, a cement mortar leveling layer 404, a waterproof roll material layer 405, an isolation layer 406, a fine stone concrete layer 407, and a prefabricated flat plate 408, which are sequentially connected from bottom to top.

Specifically, the thickness of the cement-based capillary crystalline waterproof coating layer 402 is more than or equal to 1.0mm, and the using amount of the waterproof coating is more than or equal to 1.5 kg/m. The slope of the slope finding layer 403 is 2%. The cement mortar leveling layer 404 is a 1:3 cement mortar leveling layer with the thickness of 20 mm. The waterproof roll layer 405 is made of SBS modified asphalt root-resistant waterproof roll with the thickness of 4.0 mm. The spacer layer 406 is a paper batt. The fine stoneConcrete layer 407 was selected as C20 concrete, with a longitudinal slope of 0.5% and a thickness of 70 mm. The prefabricated flat plate 408 is a C251100X 600 reinforced concrete prefabricated flat plate which is 80-thick and is provided with reinforcing bars in two directions

@200。

In this embodiment, a stone concrete layer 16 and a first additional waterproof roll layer 17 are sequentially disposed between the waterproof structure layer 4 and the water discharge port 3. And a second additional waterproof roll material layer 18 is laid at the upper end of the waterproof structure layer 4.

The first additional waterproof roll layer 17 and the second additional waterproof roll layer 18 are made of SBS modified asphalt root-resistant waterproof rolls with the thickness of 4.0 mm. The stone concrete layer 16 is connected with the upper end of the waterproof structure layer 4, and is connected with the waterproof structure layer 4 through a sealing paste pad and a sealing edge.

To sum up, the utility model arranges the empty opening and the grating or the rain water inlet at the drainage point of the roof, arranges the porous reinforced concrete well ring at the drainage point, and the rain water in the soil covering layer can permeate into the well through the empty well wall to be discharged; drainage of blind ditches (lower layers) in the soil covering layer can be drained into a well for drainage; the climbing ladder is arranged from the well ring to the ground, so that the rainwater drainage port can be maintained and overhauled.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a overburden layer rainwater outlet inspection shaft, its characterized in that, includes the well body, well body upper end is through a prefabricated apron capseal, and its lower extreme is the outlet, the well body is installed on a waterproof construction layer, one side of the well body is filled with plain soil, and the opposite side of the well body is cut apart into upper strata and lower floor by a segmentation layer, wherein sets up first drainage grid between upper strata and the well body inside, the second drainage grid is still installed to the upper strata, the cooperation of second drainage grid first drainage grid the upper strata lateral wall forms a filtration space, the inside filter material that fills of filtration space, the lower floor with be provided with third drainage grid between the well body inside.

2. The cover soil layer rainwater drainage port inspection well according to claim 1, wherein a well cover installation groove is formed in the upper end of the well body, and the prefabricated cover plate is installed on the installation groove through factice caulking.

3. The overburden rain water outlet manhole as recited in claim 1, wherein said filter material is crushed rock and/or activated carbon.

4. The overburden rain water outlet manhole as recited in claim 1, wherein said prefabricated cover plate is internally provided with a bidirectional steel mesh at a lower end thereof.

5. The inspection well for the rainwater drainage port of the soil covering layer according to claim 1, wherein the waterproof structure layer comprises a waterproof concrete top plate, a cement-based permeable crystallization type waterproof coating layer, a slope finding layer, a cement mortar leveling layer, a waterproof roll material layer, an isolation layer, a fine stone concrete layer and a prefabricated flat plate which are sequentially connected from bottom to top.

6. The inspection well for the rainwater drainage port of the soil-covering layer according to claim 5, wherein the thickness of the cement-based capillary crystalline waterproof coating layer is more than or equal to 1.0mm, and the using amount of the waterproof coating is more than or equal to 1.5 kg/m.

7. The inspection well for the rainwater drainage port of the soil-covering layer according to claim 5, wherein the waterproof roll layer is made of SBS modified asphalt root-resistant waterproof roll with the thickness of 4.0 mm.

8. The overburden rainwater drainage port inspection well of claim 5, wherein the slope of the slope-finding layer is 1% -3%.

9. The cover soil layer rainwater drainage port inspection well according to any one of claims 1 to 8, wherein a stone concrete layer and a first additional waterproof roll material layer are sequentially arranged between the waterproof structure layer and the drainage port.

10. The cover soil layer rainwater drainage port inspection well according to any one of claims 1 to 8, wherein a second additional waterproof roll material layer is laid on the upper end of the waterproof structure layer.