CN217480242U

CN217480242U - Flexible inspection well structure

Info

Publication number: CN217480242U
Application number: CN202220052725.5U
Authority: CN
Inventors: 冯金; 沈道旭; 韩辉; 吴万林; 刘灯明; 李奇峰; 刘欢
Original assignee: China Tiesiju Civil Engineering Group Co Ltd CTCE Group; Fifth Engineering Co Ltd of CTCE Group
Current assignee: China Tiesiju Civil Engineering Group Co Ltd CTCE Group; Fifth Engineering Co Ltd of CTCE Group
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-09-23
Anticipated expiration: 2032-01-10

Abstract

The utility model discloses a flexible inspection shaft structure, including burying underground in the pit shaft of below ground and being the well seat that tongue-and-groove form installed on the pit shaft, the well seat has the rubber pad that makes the two flexible connection structure that forms with the junction pad of pit shaft. And one end of each well seat is inserted with a connecting steel bar, and the connecting steel bars extend outwards to enable the well seats and the surrounding road surface to form a whole. This flexible inspection shaft structure, installation rubber pad between well seat and pit shaft for form the flexonics between well seat and the pit shaft, as transition structure, the wholeness between reinforcing well seat and the road surface structure on every side and coordinated deformability thereof are connected to the connecting reinforcement at well seat and road surface structure on every side, thereby prevent to appear because the fracture destruction problem that inspection shaft and road surface structure on every side inhomogeneous settlement lead to.

Description

Flexible inspection well structure

Technical Field

The utility model relates to an inspection shaft technical field especially relates to a flexible inspection shaft structure.

Background

The urban road has many inspection wells, the quality of the inspection wells directly affects the flatness and the aesthetic degree of the road surface and the service life of the road, and meanwhile, the quality of the inspection wells has great influence on the comfort and the safety of driving. Various inspection wells are weak links in the road construction process in China for a long time, and great hidden dangers are left for the road engineering quality. The inspection wells are frequently damaged, and the subsidence of the inspection wells becomes ー which is the main damage of the current urban roads, so that the service life and the performance of the roads are greatly influenced, and the maintenance is difficult.

The existing schemes for preventing the settlement of the inspection well comprise: 1. a limit structure is added on the outer side of the shaft, so that the resistance of the shaft structure and the surrounding soil body in the vertical direction is increased; 2. the base area of the well seat is increased, and the vehicle is carried and transmitted to the periphery of the shaft in a larger range, so that the pressure of the vehicle load to the periphery of the shaft is reduced, and the settlement of soil around a well body is reduced; 3. the rubber pad is installed at well lid and well seat position, reduces the vehicle-mounted impact effect of transmitting from the well lid to the well seat.

In the prior art, the manhole seat and the manhole body are rigidly connected, so that the surrounding pavement of the manhole cover cannot be coordinated with the surrounding pavement structure to deform; in the prior art, a well seat and a surrounding pavement structure do not have a transition structure, so that rigidity difference exists between the periphery of the well cover and the surrounding pavement structure, and the well cover and the surrounding pavement structure are not beneficial to the coordinated deformation of the well cover and the surrounding pavement structure, so that uneven settlement is caused.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned drawbacks of the prior art, it is an object of the present patent application to provide a flexible manhole structure that solves the above-mentioned problems of the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

a flexible inspection well structure comprises a shaft buried under the ground and a well seat arranged on the shaft in a tongue-and-groove mode, wherein a rubber pad enabling the shaft and the rubber seat to form a flexible connection structure is padded at the connection position of the well seat and the shaft.

Furthermore, the two ends of the well seat in the length direction are inserted with connecting steel bars, one ends of the connecting steel bars extend outwards, and therefore the well seat and the surrounding pavement are integrated.

Furthermore, a first annular groove is formed in the outer side wall of the upper end of the shaft, a second annular groove matched and spliced with the upper end of the shaft is formed in the lower end of the well seat, and the rubber gasket comprises an outer rubber gasket arranged on the first annular groove and an inner rubber gasket arranged on the second annular groove.

Furthermore, a through hole which is parallel and level with the inner diameter of the shaft is formed in the well seat, an upper-layer well cover support matched with the shaft is installed at the upper end of the well seat through a connecting bolt, and an upper-layer well cover matched with the upper-layer well cover support is installed at the top of the upper-layer well cover support.

Further, inlay in the well seat and extend in order to form the lower floor well lid support of supporting part to the through-hole, the lower floor well lid that matches with it is installed to the supporting part on the well lid support of lower floor.

Furthermore, a pavement layer which extends out of the well seat and has an upper end surface flush with the top surface of the upper well cover support is poured on the well seat.

Furthermore, the cross section of the well seat is in a trapezoidal structure which forms an occlusion structure with the pavement layer to improve the integrity of the well seat and the pavement layer.

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

1. according to the flexible inspection well structure, the rubber pad is arranged between the well seat and the well shaft, so that flexible connection is formed between the well seat and the well shaft, the well seat and the surrounding pavement structure are connected by the connecting steel bars to serve as a transition structure, the integrity and the coordinated deformability between the well seat and the surrounding pavement structure are enhanced, and the problem of cracking damage caused by uneven settlement of the inspection well and the surrounding pavement structure is solved;

2. according to the flexible inspection well structure, the tongue-and-groove mode is adopted at the connecting part between the well seat and the shaft, so that the mechanical connection performance of the well seat and the shaft is improved;

3. this flexible inspection shaft structure, double-deck well lid form the dual protection to the inspection shaft.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic cross-sectional view of fig. 1 according to the present invention.

The reference numbers illustrate: pit shaft 1, well seat 2, upper well lid support 3, upper well lid 4, outer rubber packing ring 5, interior rubber packing ring 6, lower floor well lid support 7, lower floor well lid 8, connecting bolt 9, road surface layer 10, connecting reinforcement 11.

Detailed Description

The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. The present application is capable of other and different embodiments and its several details are capable of modifications and variations in various respects, all without departing from the spirit of the present application. It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict.

Referring to fig. 1-2, the present invention provides a technical solution:

a flexible inspection well structure is shown in figure 1 and comprises a shaft 1 buried under the ground and a well base 2 arranged on the shaft 1, wherein the well base 2 is provided with a through hole which is aligned with the inner diameter of the shaft 1, the upper end of the well base 2 is provided with an upper well cover support 3 matched with the shaft 1 through a connecting bolt 9, the top of the upper well cover support 3 is provided with an upper well cover 4 matched with the upper well cover, as shown in fig. 2, it has lower floor's well lid support 7 in order to form the supporting part to extend in the through-hole to inlay in well seat 2, lower floor's well lid 8 that matches with it is installed to the supporting part on the well lid support 7 of lower floor, double-deck well lid, form the dual protection to the inspection shaft, pour the road surface layer 10 that extends to well seat 2 outward and up end and 3 top surfaces parallel and level of upper well lid support on the well seat 2, the cross sectional shape of well seat 2 is for forming the trapezium structure that interlock structure promoted the two wholes with road surface layer 10.

As shown in fig. 2, a first annular groove is formed in the outer side wall of the upper end of the shaft 1, a second annular groove which is matched and spliced with the upper end of the shaft 1 is formed in the lower end of the well seat 2, and the first annular groove and the second annular groove form a rabbet-shaped connection mode, so that the mechanical connection performance of the two is improved. The junction of well seat 2 and pit shaft 1 is filled up with the rubber pad, and the rubber pad is including establishing outer rubber packing ring 5 on first annular groove and establishing interior rubber packing ring 6 on the second annular groove, and the two forms flexible connection structure, effectively strengthens well seat 2 and the deformation coordination ability of road surface structure on every side, is favorable to preventing road surface structure and inspection shaft because uneven settlement leads to the fracture destruction.

As shown in fig. 1 and 2, two ends of the well base 2 along the length direction are inserted with connecting steel bars 11, one ends of which extend outwards to form the well base 2 and the surrounding road surface into a whole, the connecting steel bars 11 are arranged by adopting a front bracket method and are arranged before the well base 2 and the road surface layer 10 are poured, so that the structural integrity of the well base 2 and the road surface layer 10 is enhanced.

The pavement layer 10 may be an asphalt pavement layer or a concrete pavement layer.

The above-described embodiments are merely illustrative of the principles and utilities of the present patent application and are not intended to limit the present patent application. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of this patent application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of the present application.

Claims

1. A flexible inspection well structure is characterized in that: the underground coal mine well comprises a well shaft (1) buried under the ground and a well seat (2) arranged on the well shaft (1) in a tongue-and-groove mode, wherein a rubber pad enabling the well seat (2) and the well shaft (1) to form a flexible connection structure is padded at the connection position of the well seat (2) and the well shaft.

2. A flexible manhole structure according to claim 1, wherein: and the two ends of the well seat (2) in the length direction are spliced with connecting steel bars (11) with one ends extending outwards so that the well seat (2) and the surrounding pavement form a whole.

3. A flexible manhole structure according to claim 1, wherein: the upper end lateral wall of pit shaft (1) has seted up first annular groove, and the second annular groove of pegging graft is seted up with pit shaft (1) upper end matching to the lower extreme of well seat (2), the rubber pad is including establishing outer rubber packing ring (5) on first annular groove and establishing interior rubber packing ring (6) on the second annular groove.

4. A flexible manhole structure according to claim 1, wherein: the well seat (2) is provided with a through hole which is parallel and level with the inner diameter of the shaft (1), the upper end of the well seat (2) is provided with an upper well cover support (3) matched with the shaft (1) through a connecting bolt (9), and the top of the upper well cover support (3) is provided with an upper well cover (4) matched with the upper well cover.

5. A flexible manhole structure according to claim 4, wherein: inlay in well seat (2) and have lower floor well lid support (7) that extend in order to form the supporting part to the through-hole, lower floor well lid (8) that match with it are installed to the supporting part on lower floor well lid support (7).

6. A flexible manhole structure according to claim 4, wherein: and a pavement layer (10) which extends outwards of the well seat (2) and has an upper end surface flush with the top surface of the upper well cover support (3) is poured on the well seat (2).

7. A flexible manhole structure according to claim 6, wherein: the cross section of the well seat (2) is in a trapezoidal structure which forms an occlusion structure with the pavement layer (10) to improve the integrity of the occlusion structure and the pavement layer.