CN213062322U - Drainage inspection shaft structure - Google Patents

Abstract

The utility model provides a drainage inspection shaft structure, include expose in the well lid on ground, bury in the underground as the drain pipe of pit shaft, be used for the pipeline of removing the water in the drain pipe, the well lid pass through the well seat support in the top of drain pipe is followed the inner wall ring of well seat is equipped with the brace table that supports the well lid, the well seat pass through the seat thick liquid with the top fixed connection of drain pipe, the inner wall and the outer wall of drain pipe all coat and have the anticorrosive coating, the bottom of drain pipe is sealed through the well bottom seat, it refutes the mouth to have seted up the pipeline on the drain pipe wall, the pipeline with sealed fixed connection between the mouth is refuted to the pipeline, be equipped with the reinforced concrete ring that is used for fixed pipeline on the outer wall of drain pipe, the reinforced concrete ring is around the pipeline setting. The utility model provides an utilize drain pipe to do drainage inspection shaft structure of pit shaft can reduce foundation ditch excavation volume, and it is lower to mechanical material requirement of advancing, and the interface is simple for the construction progress has saved the cost.

Description

Drainage inspection shaft structure

Technical Field

The utility model relates to a municipal underground works technical field especially relates to a drainage inspection shaft structure.

Background

The drainage pipe network comprises drainage pipes and auxiliary structures, and the drainage inspection well is a common auxiliary structure in municipal drainage engineering. The common pipes used in the current urban drainage engineering comprise reinforced concrete pipes, plastic pipes, steel pipes and the like, and the common inspection wells comprise brick inspection wells, prefabricated reinforced concrete inspection wells, resin inspection wells and the like.

The black and odorous phenomenon of current urban water is prominent, the mode of building confluence drainage pipe has not been can not satisfy the environmental protection needs of choosing, municipal drainage engineering gets into "2.0 times", the urgent pursuit sewage is traced to the source, clear away the dirty reposition of redundant personnel from the source, the interior tunnel in city village often need be traced back to sewage, the road is narrow and narrow, the construction condition is restricted by the place condition, conventional inspection shaft needs the foundation ditch excavation scope next-door neighbour's tunnel both sides folk house, there is certain potential harm to the house foundation.

At present, the domestic patent library has few patents about a drainage well device, and mainly optimizes a shaft and pipeline connection mode, an in-well anti-falling net and the like. If the utility model discloses a 200820077309.0 discloses an integral type drainage inspection shaft device, include the inspection shaft and the main pipeline of drainage that constitute by well lid, pit shaft, inspection shaft pit shaft below is prefabricated as an organic whole with the main pipeline of drainage, and shaped steel material has the interface less, characteristics such as difficult seepage. The invention patent 201910115635.9 discloses a manufacturing and assembling method of a universal drop plastic inspection well, which can open a hole on the side surface of the well wall according to the included angle of the joint of a drainage pipe, and the upper part bell mouth of a well bottom seat and the lower part socket of the well are fixedly installed by plastic fusion welding; has the characteristic of flexible installation. The invention patent 201911003951.3 discloses a municipal engineering drainage inspection well anti-falling device, which comprises a well wall and a sleeve hook, can prevent broken well covers from falling into the well, prevents personnel from falling into the well carelessly, and plays a certain role in protection. On one hand, the device is specially made by manufacturers and difficult to tender and purchase, and section steel and plastic inspection wells are not common in practical engineering application due to the reasons of strength, cost and the like; on the other hand, the current drainage inspection well patents are more prone to local optimization of existing standard atlas, such as well cover improvement, anti-falling net and the like, and are not tightly combined with the actual engineering needs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a drainage inspection shaft structure to reach and reduce foundation ditch excavation volume, save cost's purpose.

The utility model discloses a realize like this:

the utility model provides a drainage inspection shaft structure, include expose in the well lid on ground, bury in the underground as the drain pipe of pit shaft, be used for the pipeline of removing the water in the drain pipe, the well lid pass through the well seat support in the top of drain pipe is followed the inner wall ring of well seat is equipped with the brace table that supports the well lid, the well seat pass through the seat thick liquid with the top fixed connection of drain pipe, the inner wall and the outer wall of drain pipe all coat and have the anticorrosive coating, the bottom of drain pipe is sealed through the well bottom seat, it refutes the mouth to have seted up the pipeline on the drain pipe wall, the pipeline with sealed fixed connection between the mouth is refuted to the pipeline, be equipped with the reinforced concrete ring that is used for fixed pipeline on the outer wall of drain pipe, the reinforced concrete ring is around the pipeline setting.

Preferably, expanded cement mortar is filled between the pipeline and the pipeline joint.

Preferably, the pipeline with be equipped with water-swelling rubber seal between the pipeline mouth of refuting, water-swelling rubber seal pass through cast in situ concrete with pipeline fixed connection.

Preferably, the drainage inspection well structure further comprises a well ring, and the well ring is arranged around the well seat.

Preferably, the anticorrosive coating is a cement mortar coating.

Preferably, the drain pipe is a cast iron drain pipe, a concrete drain pipe or a resin drain pipe.

Preferably, the well base is connected with a socket between the drainage pipes.

Preferably, the well base is a concrete well base or a reinforced concrete well base.

Preferably, a sealing rubber ring is arranged between the part of the well base extending into the drainage pipe and the inner wall of the drainage pipe, and expansion cement mortar is used for plastering seams.

The utility model discloses following beneficial effect has:

1. the utility model provides an utilize drain pipe to do drainage inspection shaft structure of pit shaft can reduce foundation ditch excavation volume, and it is lower to mechanical material requirement of advancing, and the interface is simple for the construction progress has saved the cost. The utility model provides a drainage inspection shaft commonly used mechanical material is difficult to the approach in narrow highway section, and the construction degree of difficulty is great, and drainage engineering belongs to underground works, the higher problem of cost.

2. The utility model provides a drainage inspection shaft structure utilizes the drain pipe to do the pit shaft for collect narrow highway section (like district such as village, tunnel) rainwater sewage, have province and account for characteristics such as ground, cost are low, easy construction.

3. The drainage inspection well structure provided by the utility model can reduce the excavation volume of the foundation pit and save the manufacturing cost by utilizing the drainage pipe as the well shaft of the inspection well; large-scale mechanical approach operation is omitted, and the difficulty of narrow site approach construction is solved; the process is simple, the project progress is improved, and the construction period is shortened; the human-machine material consumption is less, and the manufacturing cost is saved; when existing drainage system excavation is restoreed, but local good drain pipe of reuse is as inspection shaft pit shaft, realizes resource reuse, green.

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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a top view of a drainage inspection well structure provided in an embodiment of the present invention;

fig. 2 is a cross-sectional view taken along line a-a of the drawings in accordance with an embodiment of the present invention;

fig. 3 is a first schematic view of a connection between a pipeline and a pipeline connection port provided in an embodiment of the present invention;

fig. 4 is a schematic view two of the connection between the pipeline and the pipeline connection port provided by the embodiment of the present invention.

Detailed Description

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

As shown in fig. 1-4, an embodiment of the present invention provides a drainage inspection well structure, which includes a well lid 1 exposed on the ground 5, a drainage pipe 2 buried underground as a shaft, and a pipeline 3 for draining water in the drainage pipe 2 away, wherein the well lid 1 is supported on the top of the drainage pipe 2 through a well base 4, a support platform 6 for supporting the well lid 1 is annularly disposed along an inner wall of the well base 4, the well base 4 is fixedly connected to the top of the drainage pipe 2 through a base slurry 7, the drainage inspection well structure further includes a well ring 15, the well ring 15 is disposed around the well base 4, the inner wall and the outer wall of the drainage pipe 2 are both coated with an anti-corrosion layer 8, in this embodiment, the anti-corrosion layer 8 is a cement mortar layer, the bottom of the drainage pipe 2 is sealed by a well base 9, a pipeline connection port 10 is disposed on the wall of the drainage pipe 2, the pipeline 3 is fixedly connected to the pipeline connection port 10 in a sealing manner, and a reinforced concrete ring 11 for fixing the pipeline 3 is arranged on the outer wall of the drain pipe, and the reinforced concrete ring 11 is arranged around the pipeline 3. The drain pipe 2 is a cast iron drain pipe, a concrete drain pipe or a resin drain pipe. The length of the drain pipe 2 is controlled by the requirement of well depth, and the pipe diameter of the drain pipe 2 determines the well diameter.

The utility model provides an utilize drain pipe to do drainage inspection shaft structure of pit shaft can reduce foundation ditch excavation volume, and it is lower to mechanical material requirement of advancing, and the interface is simple for the construction progress has saved the cost. The utility model provides a drainage inspection shaft commonly used mechanical material is difficult to the approach in narrow highway section, and the construction degree of difficulty is great, and drainage engineering belongs to underground works, the higher problem of cost.

The utility model provides a drainage inspection shaft structure utilizes the drain pipe to do the pit shaft for collect narrow highway section (like district such as village, tunnel) rainwater, have province and account for characteristics such as land, cost are low, easy construction, solved the engineering actual demand.

To sum up, the utility model provides a drainage inspection shaft structure has following advantage: 1) the drainage pipe is used as the shaft of the inspection well, so that the excavation volume of the foundation pit can be reduced, and the manufacturing cost is saved; 2) large-scale mechanical approach operation is omitted, and the difficulty of narrow site approach construction is solved; 3) the process is simple, the project progress is improved, and the construction period is shortened; 4) the drainage inspection well structure provided by the utility model has less consumption on human and machine materials, and saves the manufacturing cost; 5) when existing drainage system excavation is restoreed, but local good drain pipe of reuse is as inspection shaft pit shaft, realizes resource reuse, green.

The structure of the interface between the pipeline and the pipeline connecting port is two, the structure is shown in figure 3, expansion cement mortar 13 is filled between the pipeline 3 and the pipeline connecting port 10, and the contact surface between the expansion cement mortar 13 and the pipeline 3 is rough so as to prevent the pipeline 3 from falling off; the structure two is as shown in fig. 4, pipeline 3 with be equipped with water-swelling rubber seal 12 between pipeline connection mouth 10, water-swelling rubber seal 12 through cast in situ concrete 14 with pipeline 3 fixed connection. Both the two interface structures have better sealing and fixing effects.

In this embodiment, well base 9 and drain pipe 2 are connected to socket joint, well base 9 is concrete well base or reinforced concrete well base, well base 9 stretch into drain pipe 2 in the part with set up sealing rubber circle 16 and adopt expanded cement mortar to smear the seam between the drain pipe 2 inner wall.

The utility model provides a pair of utilize drain pipe to do drainage inspection shaft structure of pit shaft, including well lid 1, well seat 4, drain pipe 2, shaft bottom seat 9 and the pipeline of conduct pit shaft refute mouth 10. The drainage well comprises a well cover 1, a well ring 15, a well base 4, a drainage pipe 2, a pipeline connection port 10 and a well base 9 from top to bottom.

Specifically, the well lid 1 is used for covering a drainage well and preventing people or objects from falling, and the materials are not limited to cast iron, concrete, resin and the like.

Specifically, the well seat 4 is fixed on the well head and used for installing the well cover.

Specifically, the shaft main body is a drain pipe 2, the length of the drain pipe 2 is controlled by the requirement of the well depth, the diameter of the well is determined by the pipe diameter of the drain pipe 2, the inside and the outside of the shaft can be brushed with materials such as cement mortar for corrosion prevention, and the material of the drain pipe 2 is not limited to cast iron, concrete, resin and the like.

Specifically, the well base 9 is made of concrete or reinforced concrete, and is connected with the shaft in a bell and spigot, tongue and groove or flat joint mode, and the joint mode is not limited to the mode of smearing with expanded cement mortar, sealing rubber rings 16 or asbestos asphalt coiled materials and the like.

Specifically, the pipeline connection means that the pipeline 3 is connected with an inspection well, the pipeline 3 is fixed by using a reinforced concrete ring 11, and the interface form is not limited to expanded cement mortar 13+ surface roughening treatment or water-swelling rubber sealing ring 12+ cast-in-place concrete 14 treatment.

The first embodiment is as follows:

referring to fig. 1 to 3, the drainage inspection well device using the drainage pipe 2 as a well shaft includes a well lid 1, a well ring 15, a well base 4, a drainage pipe 2, a pipeline connection port 10, and a well base 9 from top to bottom. The well lid 1 is used for covering a drainage well and preventing people or objects from falling, and the materials are not limited to cast iron, concrete, resin and the like. The reinforcing bar design of the well cover 1 is considered as vehicle-mounted or vehicle-mounted. The well seat 4 is fixed on the well head and used for installing the well cover 1. The shaft main part is drain pipe 2, selects drain pipe 2 length according to the design requirement well depth, decides the hole diameter according to design drain pipe 2 pipe diameter, but the inside and outside materials such as cement mortar of brushing are anticorrosive, selects drain pipe 2 material not to be restricted to cast iron, concrete, resin etc. when existing drainage system engineering construction, under the assurance pipeline quality prerequisite, can make full use of the existing complete pipeline of digging out and make the inspection shaft pit shaft. The well base 9 can be made of concrete or reinforced concrete, the connection mode with the drain pipe 2 is a bell and spigot joint, a sealing rubber ring 16 is arranged at the joint, and expansion cement mortar is smeared. The pipeline 3 is connected with the inspection well, the pipeline 3 is fixed by a reinforced concrete ring 11, and the interface form adopts expanded cement mortar 13+ surface roughening treatment.

The second embodiment is as follows:

referring to fig. 1, 2 and 4, the pipeline 3 is connected to the manhole, the pipeline 3 is fixed by a reinforced concrete ring 11, and the interface is treated by a water-swelling rubber sealing ring 12+ cast-in-place concrete 14.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. A drainage inspection shaft structure which characterized in that: including exposing in the well lid on ground, bury in the underground as the drain pipe of pit shaft, be used for the pipeline of draining away the water in the drain pipe, the well lid pass through the well seat support in the top of drain pipe is followed the inner wall ring of well seat is equipped with the brace table that supports the well lid, the well seat pass through the seat thick liquid with the top fixed connection of drain pipe, the inner wall and the outer wall of drain pipe all coat and have the anticorrosive coating, the bottom of drain pipe is sealed through the shaft bottom seat, it connects the mouth to have seted up the pipeline on the drain pipe wall, the pipeline with sealed fixed connection between the mouth is connected to the pipeline, be equipped with the reinforced concrete ring that is used for fixed pipeline on the outer wall of drain pipe, reinforced concrete ring encircles the pipeline setting.

2. The drainage manhole structure of claim 1, wherein: and expansion cement mortar is filled between the pipeline and the pipeline joint.

3. The drainage manhole structure of claim 1, wherein: the pipeline with be equipped with water-swelling rubber seal between the mouth is refuted to the pipeline, water-swelling rubber seal pass through cast in situ concrete with pipeline fixed connection.

4. The drainage manhole structure of claim 1, wherein: still include the walling crib, the walling crib encircles the setting of walling seat.

5. The drainage manhole structure of claim 1, wherein: the anticorrosive coating is a cement mortar coating.

6. The drainage manhole structure of claim 1, wherein: the drain pipe is a cast iron drain pipe, a concrete drain pipe or a resin drain pipe.

7. The drainage manhole structure of claim 1, wherein: the well base is connected with a bell and spigot between the drainage pipes.

8. The drainage manhole structure of claim 7, wherein: the well base is a concrete well base or a reinforced concrete well base.

9. The drainage manhole structure of claim 7, wherein: and a sealing rubber ring is arranged between the part of the well base, which extends into the drainage pipe, and the inner wall of the drainage pipe, and expansion cement mortar is adopted for plastering seams.

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