CN219219081U

CN219219081U - Structure based on seal well

Info

Publication number: CN219219081U
Application number: CN202320144133.0U
Authority: CN
Inventors: 周晓峰; 杨树民; 吕朝臣; 廖友根; 徐建卫; 王卫刚; 苏健毅; 江龙; 康有富; 柳凯
Original assignee: China Railway 22nd Bureau Group Co Ltd; China Railway 22nd Bureau Group Urban Rail Engineering Co., Ltd.
Current assignee: China Railway 22nd Bureau Group Co Ltd; China Railway 22nd Bureau Group Urban Rail Engineering Co., Ltd.
Priority date: 2023-02-07
Filing date: 2023-02-07
Publication date: 2023-06-20
Anticipated expiration: 2033-02-07

Abstract

The utility model discloses a well sealing-based structure, which comprises a well body component, a water stopping component and a reinforcing and fixing component. The beneficial effects of the utility model are as follows: through seting up the fixed slot in the periphery of well pipe to pour shutoff mortar, make shutoff mortar inflow well pipe and fixed slot in and solidify, make the intraductal shutoff of stagnant water seat and structure bottom plate be in the same place, also realize simultaneously to well pipe's intraductal shutoff, ensure that stagnant water seat and structure bottom plate are sealed and firm connection, be provided with the shutoff lid simultaneously and block on stagnant water seat, the slip casting mouth that sets up through the shutoff lid pours shutoff mortar to stagnant water seat inner chamber until overflowing from the perforation department of counterpoint, and run through reinforcing bar in perforation department, after shutoff mortar solidifies, form columnar shutoff mortar piece in the perforation department of counterpoint, be in the same place with the firm connection of stagnant water seat to the shutoff lid, need not to use other connection structures such as bolt to carry out fixed connection.

Description

Structure based on seal well

Technical Field

The utility model relates to a well sealing structure, in particular to a well sealing structure for a bearing well, and belongs to the technical field of underground engineering water prevention.

Background

Along with the continuous development of society, underground engineering construction has also obtained rapid development, for the underground continuous wall envelope of excavation, when the foundation ditch excavated to the basement, the basement soil layer exists the risk of being broken down by the confined water, consequently, need excavate the well that holds to effectively reduce the confined water of confined water aquifer in the foundation ditch, increase the security of foundation ditch earthwork excavation, reduce the moisture content in the excavation soil layer, reduce the influence of soil layer excavation to the environment, ensure going on smoothly of foundation ditch earthwork excavation, after the foundation ditch excavation construction is accomplished, then need carry out shutoff to the confined well.

To the well sealing structure of the existing well for bearing, the prior patent number is CN215565830U, the well sealing structure of the dewatering well is formed by connecting a steel tube sleeve and a flange, so that a well mouth can be effectively sealed, the well mouth is sealed and completely impermeable, the well sealing dewatering effect is more direct and effective, but the well mouth is connected, the well sealing structure is required to be butted through a flange plate and fastened through bolts, namely the well sealing structure is required to be fixed through an externally arranged connecting assembly, in addition, when the well mouth is plugged, the well sealing structure is connected with the flange through the steel tube sleeve to seal cement well pipes, and concrete is only poured into the well mouth, and although the concrete quantity of a part of the well mouth can be saved, the well sealing structure can lead to a position with higher bulge of a plugging part due to the steel tube sleeve.

Disclosure of Invention

The present utility model aims to solve at least one of the above problems and provide a well sealing structure.

The utility model realizes the above purpose through the following technical scheme: a well-sealing based structure comprising

The well body assembly comprises a well pipe which is vertically arranged, the well pipe comprises a well head which is arranged on a structural bottom plate and a pipe body which is composed of a filter pipe and a sedimentation pipe, and the sedimentation pipe is connected to the bottom end of the filter pipe;

the water stopping assembly is arranged in a reserved groove formed in the well pipe and used for blocking a wellhead of the well pipe, and comprises a water stopping seat arranged on a structural bottom plate and a blocking cover clamped on the water stopping seat, a water stopping sleeve sleeved in the well pipe is communicated with the center of the bottom end of the water stopping seat, inner side perforation and outer side perforation are respectively formed in four sides of the water stopping seat and the blocking cover in a counterpoint mode, and a grouting port is formed in the middle of the blocking cover;

the reinforcing fixing assembly is used for fixedly connecting the water stopping seat with the structural bottom plate and fixedly connecting the water stopping seat with the plugging cover, and comprises a fixing groove formed in the periphery of the well pipe and reinforcing steel bars penetrating through the inner side perforation and the outer side perforation of the corresponding side face of the water stopping assembly, a reinforcing steel bar reinforcing frame vertically penetrating through the fixing perforation formed in the water stopping seat bottom plate is placed in the fixing groove, and plugging mortar is filled in the well pipe, the water stopping assembly and the fixing groove.

As still further aspects of the utility model: the fixing grooves are distributed and arranged in a cross shape on the periphery of the well pipe, and fixing perforations are correspondingly arranged at the bottom of the water stop seat.

As still further aspects of the utility model: the reinforcing steel bar reinforcing frame takes a long straight reinforcing steel bar as a main body, and a plurality of short reinforcing steel bars are vertically connected on the whole body of the long straight reinforcing steel bar.

As still further aspects of the utility model: the sealing cover is clamped on the water stop seat, and sealing mortar is poured into the inner cavity of the water stop seat through a grouting opening formed in the sealing cover until the sealing mortar overflows from the aligned perforation.

As still further aspects of the utility model: the inner perforation and the outer perforation which are arranged on the transverse side of the water stop seat and the plugging cover, and the inner perforation and the outer perforation which are arranged on the longitudinal side are distributed in a vertically staggered mode.

As still further aspects of the utility model: the reserved groove formed in the well pipe is poured with waterproof mortar which is practical to fill.

The beneficial effects of the utility model are as follows: through seting up the fixed slot in the periphery of well pipe to pour shutoff mortar, make shutoff mortar inflow well pipe and fixed slot in and solidify, make the intraductal shutoff of stagnant water seat and structure bottom plate be in the same place, also realize simultaneously to well pipe's intraductal shutoff, ensure that stagnant water seat and structure bottom plate are sealed and firm connection, be provided with the shutoff lid simultaneously and block on stagnant water seat, the slip casting mouth that sets up through the shutoff lid pours shutoff mortar to stagnant water seat inner chamber until overflowing from the perforation department of counterpoint, and run through reinforcing bar in perforation department, after shutoff mortar solidifies, form columnar shutoff mortar piece in the perforation department of counterpoint, be in the same place with the firm connection of stagnant water seat to the shutoff lid, need not to use other connection structures such as bolt to carry out fixed connection.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic diagram of a three-dimensional structure of a water stop seat according to the present utility model;

FIG. 3 is a schematic top plan view of the water stop seat of the present utility model;

fig. 4 is a schematic diagram of the structure of the plugging cover of the utility model.

In the figure: 1. well pipe, 2, water stop seat, 3, water stop sleeve, 4, fixed perforation, 5, fixed slot, 6, reinforcing steel bar reinforcing frame, 7, structure bottom plate, 8, shutoff cover, 9, inside perforation, 10, outside perforation, 11, reinforcing steel bar, 12, grouting opening, 13, shutoff mortar, 14, waterproof mortar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1 to 4, a well-seal based structure comprises

The well body assembly comprises a well pipe 1 which is vertically arranged, wherein the well pipe 1 comprises a well mouth which is arranged on a structural bottom plate 7 and a pipe body which consists of a filter pipe and a sedimentation pipe, and the sedimentation pipe is connected to the bottom end of the filter pipe;

the water stopping assembly is arranged in a reserved groove formed in the well pipe 1 and used for blocking a wellhead of the well pipe 1, and comprises a water stopping seat 2 arranged on a structural bottom plate 7 and a blocking cover 8 clamped on the water stopping seat 2, the center of the bottom end of the water stopping seat 2 is communicated with a water stopping sleeve 3 sleeved in the well pipe 1, four sides of the water stopping seat 2 and the blocking cover 8 are respectively provided with an inner perforation 9 and an outer perforation 10 in an aligned mode, and the middle part of the blocking cover 8 is provided with a grouting opening 12;

the reinforcing and fixing assembly is used for fixedly connecting the water stop seat 2 with the structural bottom plate 7 and fixedly connecting the water stop seat 2 with the plugging cover 8, and comprises a fixing groove 5 formed in the periphery of the well pipe 1 and reinforcing steel bars 11 penetrating through the water stop assembly and corresponding to the side inner through holes 9 and the outer through holes 10, a reinforcing steel bar reinforcing frame 6 vertically penetrating through the water stop seat 2 and formed in the bottom plate 4 is arranged in the fixing groove 5, and plugging mortar 13 is filled in the well pipe 1, the water stop assembly and the fixing groove 5.

Example two

In addition to all the technical features in the first embodiment, the present embodiment further includes:

the fixed grooves 5 are distributed and arranged in a cross shape on the periphery of the well pipe 1, the bottom of the water stop seat 2 is correspondingly provided with fixed perforations 4, and plugging mortar 13 is poured into the water stop seat 2, so that the plugging mortar 13 flows into the well pipe 1 and the fixed grooves 5 and is solidified, the water stop seat 2 and the structural bottom plate 7 are firmly connected together, and meanwhile, the in-pipe plugging of the well pipe 1 is realized.

The reinforcing steel bar reinforcing frame 6 takes a long straight reinforcing steel bar as a main body, and a plurality of short reinforcing steel bars are vertically connected on the whole body of the long straight reinforcing steel bar to form reinforcing ribs buried in the plugging mortar 13 poured between the fixed groove 5 and the water stop seat 2, so that the connection part is not firm due to the fact that the plugging mortar 13 is broken after solidification.

Example III

the plugging cover 8 is clamped on the water stopping seat 2, the plugging mortar 13 is poured into the inner cavity of the water stopping seat 2 through the grouting opening 12 formed in the plugging cover 8 until the plugging mortar overflows from the aligned perforation, after the plugging mortar 13 is solidified, a columnar plugging mortar 13 block is formed at the aligned perforation, namely the plugging cover 8 is firmly connected with the water stopping seat 2, and other connecting structures such as bolts are not required to be used for fixed connection.

The inner perforation 9 and the outer perforation 10 which are formed on the lateral sides of the water stop seat 2 and the plugging cover 8, and the inner perforation 9 and the outer perforation 10 which are formed on the longitudinal sides are distributed in a vertically staggered mode, so that the reinforcing steel bars 11 which transversely and longitudinally pass through can be arranged in a layered mode under the condition that the plugging mortar 13 is not solidified, and smoothly pass through the perforations, and further reinforcing and fixing of the joint of the water stop seat 2 and the plugging cover 8 are realized.

The reserved groove formed in the well pipe 1 is poured with waterproof mortar 14 which is practical to fill, so that the sealing performance of the well is further improved.

Working principle: firstly, a fixed groove 5 is excavated on the periphery of a well pipe 1, a water-stop sleeve 3 below the bottom of a water-stop seat 2 is inserted into the well pipe 1, a fixed perforation 4 corresponds to the fixed groove 5, a reinforcing steel bar reinforcing frame 6 is placed in the fixed groove 5, blocking mortar 13 is poured into the water-stop seat 2, the blocking mortar 13 flows into the well pipe 1 and the fixed groove 5 and is solidified, the water-stop seat 2 and a structural bottom plate 7 are firmly connected together, meanwhile, the in-pipe blocking of the well pipe 1 is realized, a blocking cover 8 is covered, the blocking mortar 13 is poured into the inner cavity of the water-stop seat 2 through a grouting opening 12 formed in the blocking cover 8 until the water-stop seat 2 overflows from a perforation in alignment, after the blocking mortar 13 is solidified, a columnar blocking mortar 13 block is formed in the perforation in alignment, namely, the blocking cover 8 and the water-stop seat 2 are firmly connected together without fixedly connecting other connecting structures such as bolts, and the reinforcing steel bars 11 which transversely and longitudinally pass through the perforation smoothly, so that the further fixing of the connection of the water-stop seat 2 and the blocking cover 8 is realized.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A structure based on seal well, its characterized in that: comprising

The well body assembly comprises a well pipe (1) which is vertically arranged, wherein the well pipe (1) comprises a well mouth which is arranged on a structural bottom plate (7) and a pipe body which is composed of a filter pipe and a sedimentation pipe, and the sedimentation pipe is connected to the bottom end of the filter pipe;

the water stopping assembly is arranged in a reserved groove formed in the well pipe (1) and used for blocking a wellhead of the well pipe (1), and comprises a water stopping seat (2) arranged on a structural bottom plate (7) and a blocking cover (8) clamped on the water stopping seat (2), a water stopping sleeve (3) sleeved in the well pipe (1) is communicated with the center of the bottom end of the water stopping seat (2), an inner perforation (9) and an outer perforation (10) are formed in four sides of the water stopping seat (2) and four sides of the blocking cover (8) in an aligned mode respectively, and a grouting opening (12) is formed in the middle of the blocking cover (8);

strengthen fixed subassembly, it is used for with sealing up seat (2) and structural baseplate (7) fixed connection and with sealing up seat (2) and shutoff lid (8) fixed connection, and it includes fixed slot (5) and the reinforcing bar (11) that runs through sealing up subassembly correspondence side inboard perforation (9) and outside perforation (10) that set up in well pipe (1) periphery, lay reinforcing bar reinforcing frame (6) that fixed perforation (4) were seted up to vertical crossing sealing up seat (2) bottom plate in fixed slot (5), just all fill in well pipe (1), sealing up subassembly and fixed slot (5) have shutoff mortar (13).

2. A well-seal based structure according to claim 1, wherein: the fixing grooves (5) are distributed and arranged in a cross shape on the periphery of the well pipe (1), and fixing perforations (4) are correspondingly arranged at the bottom of the water stop seat (2).

3. A well-seal based structure according to claim 1, wherein: the steel bar reinforcing frame (6) takes a long straight steel bar as a main body, and a plurality of short steel bars are vertically connected on the whole body of the long straight steel bar.

4. A well-seal based structure according to claim 1, wherein: the sealing cover (8) is clamped on the water stopping seat (2), and sealing mortar (13) is poured into the inner cavity of the water stopping seat (2) through a grouting opening (12) formed in the sealing cover (8) until the sealing mortar overflows from the aligned perforation.

5. A well-seal based structure according to claim 1, wherein: the water stop seat (2) and the sealing cover (8) are provided with an inner perforation (9) and an outer perforation (10) which are arranged on the lateral side and an inner perforation (9) and an outer perforation (10) which are arranged on the longitudinal side in a vertically staggered mode.

6. A well-seal based structure according to claim 1, wherein: waterproof mortar (14) which is practical to fill is poured in a reserved groove formed in the well pipe (1).