CN217352798U

CN217352798U - Inspection shaft suitable for overhead pipeline

Info

Publication number: CN217352798U
Application number: CN202220167878.4U
Authority: CN
Inventors: 张田; 许子涵; 蔡乾凌; 章亮; 徐祥; 张以飞
Original assignee: Nanjing University Environmental Planning And Design Institute Group Co ltd
Current assignee: Nanjing University Environmental Planning And Design Institute Group Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-09-02
Anticipated expiration: 2032-01-21

Abstract

The invention provides an inspection well suitable for an overhead pipeline, which comprises an inspection well body, wherein the inspection well body consists of a pipe frame at the lower part, a support bracket at the middle part and a well body at the upper part; the top of the well body is provided with a top opening, and a side wall opening is arranged on one side wall of the well body; the inspection well body is fixed on the pipe seat through a pipe frame; the supporting assembly comprises a steel beam which is fixed on a supporting bracket on the same side with the opening on the side wall of the well body; the overhead pipeline is fixed above the steel beam, and the end part of the overhead pipeline is inserted into the side wall opening of the well body and is communicated with the well body; the sealing assembly is arranged in the side wall opening of the well body and is positioned between the overhead pipeline and the inner wall of the side wall opening; the well lid subassembly, the well lid subassembly lid is on the open-top of the well body. The invention can solve the problems of pipeline blockage and pollution caused by laying pipelines along a river course without an inspection well, and is used as a pipeline bracket to facilitate maintenance.

Description

Inspection well suitable for overhead pipeline

Technical Field

The utility model relates to a drainage pipe design field especially relates to an inspection shaft suitable for overhead pipeline.

Background

The inspection well is used for maintaining underground pipelines such as power supply, water supply, drainage, pollution discharge, communication, gas pipes and the like, and is convenient to install. The auxiliary structures are generally arranged at the intersection of pipelines, the turning part, the pipe diameter or gradient change part and at certain intervals on a straight pipeline section, and are convenient for regular inspection.

The existing inspection well is generally arranged underground, but due to the limitation of conditions and sites, drainage pipelines need to be erected along a river, and the existing inspection well is often used in rural areas along river houses. Generally, a drainage pipe network can be laid in an overhead mode to collect sewage, and the sewage is used as a supporting point of a pipeline through piling or building of a buttress. The sewage is generally gravity flow, and if an inspection well is not arranged, the solid sediment in a pipe network blocks a pipeline, so that the condition of unsmooth drainage is caused. The inspection well is arranged on the overhead pipeline and has certain difficulty compared with buried pipes, but the inspection well needs to be arranged on the sewage pipeline adopting the gravity flow mode in consideration of the connection of household pipes of farmers and the later-stage operation and maintenance. The dredging difficulty of the overhead pipeline scheme is higher than that of pipe burying, and if an inspection well is not arranged for a long distance, blockage and difficulty in dredging are caused, so that normal use of farmers are influenced; in addition, an inspection well is not arranged, odor is easily collected in the pipeline and flows back to peasant households, and the using effect of the pipeline along the river overhead can be seriously influenced. Therefore, there is a need for an inspection well suitable for use in an overhead pipeline.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to not enough among the prior art, provide an inspection shaft suitable for overhead pipeline.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an inspection shaft adapted for use with an overhead pipe, comprising:

the inspection well comprises an inspection well body, a water tank and a water tank, wherein the inspection well body consists of a pipe frame at the lower part, a support bracket at the middle part and a well body at the upper part; the top of the well body is provided with a top opening, and a side wall opening is arranged on one side wall of the well body;

the inspection well body is fixed on the pipe seat through a pipe frame;

the supporting assembly comprises a steel beam which is fixed on a supporting bracket on the same side with the opening of the side wall of the well body;

the overhead pipeline is fixed above the steel beam, and the end part of the overhead pipeline is inserted into the side wall opening of the well body and is communicated with the well body;

the sealing assembly is arranged in the side wall opening of the well body and positioned between the overhead pipeline and the inner wall of the side wall opening, namely, a gap between the overhead pipeline and the side wall opening is sealed;

the well lid subassembly, the well lid subassembly lid is on the open-top of the well body.

In order to optimize the technical scheme, the specific measures adopted further comprise:

furthermore, the support assembly also comprises a base plate, a steel plate embedded part and a bolt; the steel plate embedded part is arranged on the supporting bracket, the base plate is arranged on the steel plate embedded part, holes are formed in the base plate and the steel plate embedded part, the base plate and the steel plate embedded part are fixed on the supporting bracket through bolts, and the steel beam is fixedly connected to the base plate. In practical application, the two ends of one overhead pipeline are respectively provided with an inspection well, the two ends of the steel beam are respectively lapped on the base plates of the two inspection wells, and the base plates are equivalent to simply supported beams and play a supporting role in the steel beam, so that the steel beam can better bear stress.

Furthermore, the bolt is a U-shaped bolt and is embedded in the support bracket, and the bottom end of the U-shaped bolt penetrates through the steel plate embedded part and the base plate (the bottom end of the U-shaped bolt is the upper end of the U-shaped bolt), and is fixedly connected with the steel plate embedded part and the base plate through a matched nut.

Furthermore, the girder steel is "worker" style of calligraphy girder steel, welds on the backing plate.

Furthermore, a bracket is fixed on the steel beam; the overhead line is furnished with the pipe strap, the pipe strap is "U" shape, and its two bottoms all have the screw thread, and the pipe strap is on overhead line, and the support is passed through to the bottom, through supporting nut and support fixed connection, passes the support back at the bottom of pipe strap promptly, screws up the nut on the screw thread for the bottom mounting of pipe strap is on the support.

Further, the sealing assembly comprises a rubber sealing ring and a prefabricated C20 reinforced concrete ring beam; the C20 reinforced concrete ring beam is a hollow cylinder and is fixed in an opening of a well wall of the well body, and the length of the C20 reinforced concrete ring beam is consistent with the thickness of the well wall; the rubber sealing ring is sleeved outside the overhead pipeline, and the sealing plug is arranged between the prefabricated C20 reinforced concrete ring beam and the overhead pipeline.

Further, the overhead pipeline is a PE pipe.

Further, the well lid assembly comprises edge-covered angle steel and a steel cover plate; the angle steel cladding of borduring is in well body open-top corner, the steel cover plate is arranged in on the angle steel of borduring.

The utility model has the advantages that:

1. the invention provides an inspection well suitable for an overhead pipeline, which is provided with a pipe seat, a pipe frame, a support bracket and other structures, particularly, the support bracket disperses the weight of a well body and other structures onto the pipe frame, so that the well body of the inspection well can stably stand on the water surface, workers can conveniently enter the well body for overhauling and maintenance, and the problem that a drainage pipeline erected along a river is not easy to install the inspection well is solved; the invention can solve the problem that the pipeline is blocked when the pipeline is laid along the river channel and the inspection well is not arranged, so that residents are forced to directly discharge sewage into the river to cause pollution, the sewage is prevented from flowing back to the living room under the condition, and the pipeline bracket is used as a pipeline bracket, so that the pipeline bracket is convenient to overhaul.

2. The supporting assembly comprises a steel beam, a base plate and a steel plate embedded part, the steel beam and the base plate are fixed on the steel plate embedded part through bolts, and the steel plate embedded part is fixed on the supporting bracket, so that the supporting effect on the overhead pipeline is enhanced; the sealing assembly comprises a C20 reinforced concrete ring beam and a rubber sealing ring, the rubber sealing ring is sleeved outside the overhead pipeline, and the sealing plug is arranged between the prefabricated C20 reinforced concrete ring beam and the overhead pipeline, so that the anti-leakage effect is achieved.

3. The overhead pipeline is arranged above the river surface, so that the corrosion of river water to the overhead pipeline is reduced, and the service life of the overhead pipeline is prolonged.

Drawings

The accompanying drawings 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 diagram of an inspection well;

notation in the figure: the steel plate type well comprises a well body 1, a pipe seat 2, a pipe frame 3, a support bracket 4, a steel beam 5, a base plate 6, a steel plate embedded part 7, an overhead pipeline 8, a pipe clamp 9, a rubber sealing ring 10, a C20 reinforced concrete ring beam 11, a covered angle steel 12 and a steel cover plate 13.

Detailed Description

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

As shown in fig. 1, an inspection well for an overhead pipe comprises:

the inspection well comprises an inspection well body, a water storage tank and a water storage tank, wherein the inspection well body consists of a pipe frame 3 at the lower part, a support bracket 4 at the middle part and a well body 1 at the upper part; the top of the well body 1 is provided with a top opening, and one side wall of the well body 1 is provided with a side wall opening;

the inspection well body is fixed on the pipe seat 2 through a pipe frame 3;

the supporting assembly comprises a steel beam 5, a base plate 6, a steel plate embedded part 7 and bolts; the steel beam 5 is fixed on the supporting bracket 4 at the same side with the opening on the side wall of the well body 1; the steel plate embedded part 7 is arranged on the supporting bracket 4, the base plate 6 is arranged on the steel plate embedded part 7, the base plate 6 and the steel plate embedded part 7 are provided with holes, the base plate 6 and the steel plate embedded part 7 are fixed on the supporting bracket 4 through bolts, and the steel beam 5 is fixedly connected on the base plate 6. In practical application, 8 both ends of an overhead pipeline are furnished with the inspection shaft respectively, and the both ends of girder steel 5 overlap joint respectively on the backing plate 6 of two inspection shafts, and backing plate 6 is equivalent to the simple beam and plays the supporting role to girder steel 5, can bear stress better. Specifically, the bolt is "U" type bolt, buries in supporting bracket 4, "U" type bolt bottom pass steel sheet built-in fitting 7 and backing plate 6, through supporting nut and steel sheet built-in fitting 7 and backing plate 6 fixed connection, girder steel 5 is "worker" style of calligraphy girder steel, welds on backing plate 6.

The overhead pipeline 8 is fixed above the steel beam 5, and the end part of the overhead pipeline is inserted into the side wall opening of the well body 1 and is communicated with the well body 1; a bracket is fixed on the steel beam 5; the overhead pipeline 8 is provided with a pipe clamp 9, the pipe clamp 9 is in an inverted U shape, the two bottom ends of the pipe clamp 9 are provided with threads, the pipe clamp 9 is sleeved on the overhead pipeline 8, the bottom end of the pipe clamp passes through the support and is fixedly connected with the support through a matched nut, namely after the bottom end of the pipe clamp 9 passes through the support, the nut is screwed on the threads, so that the bottom end of the pipe clamp 9 is fixed on the support;

the sealing assembly comprises a rubber sealing ring 10 and a prefabricated C20 reinforced concrete ring beam 11; the C20 reinforced concrete ring beam 11 is a hollow cylinder and is fixed in an opening of the well wall of the well body 1, and the length of the C20 reinforced concrete ring beam is consistent with the thickness of the well wall; the rubber sealing ring 10 is sleeved outside the overhead pipeline 8, and the sealing plug is arranged between the prefabricated C20 reinforced concrete ring beam 11 and the overhead pipeline 8;

the manhole cover component comprises edge-covered angle steel 12 and a steel cover plate 13; the edge-covered angle steel 12 is covered at the corner with the opening at the top of the well body 1, and the steel cover plate 13 covers the edge-covered angle steel 12.

The construction method of the invention is as follows:

firstly, geological structure exploration is carried out on the river channel, and the depth of a bearing stratum where a foundation is located is determined. Taking a river channel in Huai' an area as an example, the height of the pipe frame 3 is about 4.5 meters. At a distance of more than 2 meters away from the river-following house, river water is drained or a steel sheet piling supporting mode is adopted, and a reinforced concrete inspection well pipe seat 2, a pipe frame 3, a support bracket 4 and a well body 1 shown in the figure 1 are cast in situ. The diameter of the well body 1 is 700 mm. The overhead pipeline 8 adopts DN400 solid wall PE pipe, and an inspection well in the form is arranged every 10 meters, so that the functions of deposition and dredging are realized while the pipeline is supported. The steel beam 5 fixed on the inspection well is 340mm high and 250mm wide. The height of the pipe seat 2 is 550mm, the height of the pipe frame 3 floats according to the required pipeline elevation, and the height of the pipe frame can be adjusted according to actual conditions. The height from the lower edge of the support bracket 4 to the upper edge of the steel plate embedded part 7 is 400mm, and the maximum distance from the upper edge of the steel plate embedded part 7 to the bottom of the well body 1 is 385mm, so that the overhead pipeline 8 can penetrate through the well wall and extend into the well body 1. Set up above-mentioned inspection shaft through the certain distance of interval, can realize along the collection and the transport of river drainage family drainage, reduce along the direct row of river sewage pollution that causes the water, furthest reduces the influence that brings the transformation of resident's inside drainage trend.

Sewage flowing by gravity flows into the well body 1 from the overhead pipeline 8 and further flows into other pipelines communicated to the inspection well 1; when the inspection well needs to be inspected or dredged, the worker opens the steel cover plate 13, and the worker enters the well body 1 by using tools or himself to perform the inspection and dredging work, so that the problems of blockage and sewage backflow are reduced.

It should be noted that, in the present invention, the terms "upper", "lower", "left", "right", "front", "back", etc. are used for the sake of clarity only, and are not used to limit the scope of the present invention, and the relative relationship changes or adjustments may be made without substantial technical changes.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.

Claims

1. An inspection shaft adapted for use with an overhead pipe, comprising:

the inspection well comprises an inspection well body, a water storage tank and a water storage tank, wherein the inspection well body consists of a pipe frame (3) at the lower part, a support bracket (4) at the middle part and a well body (1) at the upper part; the top of the well body (1) is provided with a top opening, and a side wall of one side of the well body (1) is provided with a side wall opening;

the inspection well body is fixed on the pipe seat (2) through a pipe frame (3);

the supporting assembly comprises a steel beam (5), and the steel beam (5) is fixed on a supporting bracket (4) on the same side with the side wall opening of the well body (1);

the overhead pipeline (8) is fixed above the steel beam (5), and the end part of the overhead pipeline is inserted into the side wall opening of the well body (1) and communicated with the well body (1);

the sealing assembly is arranged in the side wall opening of the well body (1) and is filled between the overhead pipeline (8) and the inner wall of the side wall opening in a sealing mode;

the well lid subassembly, the well lid subassembly lid is on the open-top of well body (1).

2. The manhole according to claim 1, wherein the supporting assembly further comprises a backing plate (6), a steel plate embedded part (7) and a bolt; on support bracket (4) was arranged in to steel sheet built-in fitting (7), on steel sheet built-in fitting (7) was arranged in to backing plate (6), equal trompil of backing plate (6) and steel sheet built-in fitting (7), backing plate (6) and steel sheet built-in fitting (7) pass through the bolt fastening on supporting bracket (4), girder steel (5) fixed connection is on backing plate (6).

3. The inspection well suitable for the overhead pipeline is characterized in that the bolt is a U-shaped bolt which is embedded in the supporting bracket (4), the bottom end of the U-shaped bolt penetrates through the steel plate embedded part (7) and the base plate (6) and is fixedly connected with the steel plate embedded part (7) and the base plate (6) through matched nuts.

4. The manhole according to claim 2, wherein the steel beams (5) are I-shaped steel beams and are welded on the base plate (6).

5. An inspection shaft suitable for overhead pipelines according to claim 1, wherein brackets are fixed on the steel beams (5); the overhead pipeline (8) is provided with a pipe clamp (9), the pipe clamp (9) is in an inverted U shape, the two bottom ends of the pipe clamp are provided with threads, the pipe clamp (9) is sleeved on the overhead pipeline (8), the bottom end of the pipe clamp penetrates through the support, and the pipe clamp is fixedly connected with the support through a matched nut.

6. The manhole for overhead pipes according to claim 1, wherein the sealing assembly comprises a rubber sealing ring (10), a prefabricated C20 reinforced concrete ring beam (11); the C20 reinforced concrete ring beam (11) is a hollow cylinder and is fixed in an opening of the well wall of the well body (1), and the length of the C20 reinforced concrete ring beam is consistent with the thickness of the well wall; the rubber sealing ring (10) is sleeved outside the overhead pipeline (8), and the sealing plug is arranged between the prefabricated C20 reinforced concrete ring beam (11) and the overhead pipeline (8).

7. The manhole according to claim 1, wherein the overhead line (8) is a PE pipe.

8. The manhole according to claim 1, wherein the manhole cover assembly comprises a covered angle iron (12) and a steel cover plate (13); the edge-covered angle steel (12) is covered at the corner with the top opening of the well body (1), and the steel cover plate (13) is arranged on the edge-covered angle steel (12).