CN221255545U

CN221255545U - Internal mold structure for well ring and surrounding reinforcement

Info

Publication number: CN221255545U
Application number: CN202322897177.3U
Authority: CN
Inventors: 刘云虎; 秦晓平; 李建刚
Original assignee: MCC Tiangong Group Tianjin Corp Ltd
Current assignee: MCC Tiangong Group Tianjin Corp Ltd
Filing date: 2023-10-27
Publication date: 2024-07-02
Anticipated expiration: 2033-10-27

Abstract

The utility model provides an internal mold structure for reinforcing a well ring and the periphery, which relates to the technical field of construction engineering, and comprises an internal mold main body, wherein an annular structure with one end open is adopted; the first L-shaped part comprises a first connecting part and a second connecting part, and the first connecting part is connected with the inner die main body and is positioned at one side of the opening; the second L-shaped part comprises a third connecting part and a fourth connecting part, and the third connecting part is connected with the inner die main body and is positioned at the other side of the opening; the connecting component comprises a connecting piece and a fixing piece, wherein the connecting piece is used for connecting the second connecting part and the fourth connecting part, and the fixing piece is arranged on the connecting piece and used for fixing the connection of the connecting piece, the second connecting part and the fourth connecting part.

Description

Internal mold structure for well ring and surrounding reinforcement

Technical Field

The utility model relates to the technical field of foundation engineering, in particular to an internal mold structure for reinforcing a well ring and the periphery.

Background

With the rapid growth of Chinese economy, municipal infrastructure construction is rapidly developed, especially construction of urban roads and municipal pipe networks. As a component of municipal infrastructure, the problem of inspection wells has attracted more and more attention, and the existence of inspection wells greatly reduces the integrity of road structures.

In municipal roads, quality problems such as manhole Zhou Tuola, sinking, shifting, dislocation and the like frequently occur. The traditional inspection well mouth construction method is to prefabricate a reinforced concrete well ring in advance, install an inspection well cover on the well ring, and then pour concrete around.

The construction method has the following defects:

1. The well ring and the periphery are not integrated, so that terrace cracks are easy to generate, quality problems are caused, the service life of the pavement is reduced, and the driving safety is influenced;

2. The casting thickness and the casting size of the prefabricated well ring have deviation, the process during installation is complicated and is difficult to adjust to the designed elevation, when the prefabricated well ring is put on a slope horizontally and longitudinally facing the designed road, the prefabricated well ring cannot be combined with the site in practice, the well cover installation and the slope putting road cannot be connected in sequence well, and the phenomenon of jumping is easy to occur;

3. Concrete poured around the well ring is not easy to pour and fill, the well cover is easy to loosen, and the installation quality is difficult to guarantee.

Disclosure of utility model

The utility model aims to provide an internal mold structure for reinforcing a well ring and the periphery, which solves the technical problems that the well ring and the periphery in the prior art are not integrated, the terrace crack is easy to generate, the quality problem is caused, the service life of a road surface is reduced, the driving safety is influenced, the casting thickness and the size of a prefabricated well ring are deviated, the process during installation are complicated and are difficult to adjust to the design elevation, when the well ring is transversely and longitudinally inclined to a designed road, the well combination with the actual site cannot be carried out, the well-connected well between the well cover installation and the inclined road cannot be realized, the jump phenomenon is easy to be caused, the concrete cast around the well ring is difficult to be poured and filled, the well cover is easy to loosen, and the installation quality is difficult to guarantee. The preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides an internal mold structure for well ring and surrounding reinforcement, comprising:

the internal mold main body adopts an annular structure with one end open;

The first L-shaped part comprises a first connecting part and a second connecting part, and the first connecting part is connected with the inner die main body and is positioned at one side of the opening;

The second L-shaped part comprises a third connecting part and a fourth connecting part, and the third connecting part is connected with the inner die main body and is positioned at the other side of the opening;

The connecting assembly comprises a connecting piece and a fixing piece, wherein the connecting piece is used for connecting the second connecting part with the fourth connecting part, and the fixing piece is arranged on the connecting piece and used for fixing the connecting piece to be connected with the second connecting part and the fourth connecting part.

Preferably, the internal mold body is of an integrally formed structure, the expansion length of the internal mold body is greater than the circumference of the well ring, and the width of the internal mold body is greater than the height of the well ring.

Preferably, the lengths of the first and second L-shaped members are set to be the same as the width of the inner die body.

Preferably, the connecting components are at least two groups, and the connecting components of at least two groups are uniformly distributed in the height direction of the internal mold main body.

Preferably, the connecting piece adopts a bolt, the fixing piece adopts a nut which is in fit connection with the bolt, wherein:

The second connecting part and the fourth connecting part are respectively provided with a first connecting hole site and a second connecting hole site, and the connecting piece sequentially passes through the first connecting hole site and the second connecting hole site and is used for connecting the first L-shaped piece and the second L-shaped piece;

The two sides of the second connecting part and the two sides of the fourth connecting part are provided with the fixing piece.

Preferably, gaps are arranged between the first connecting part and the end part of the inner die main body, and between the third connecting part and the end part of the inner die main body.

Preferably, the inner die body is made of a metal material with a thickness of 2mm.

The internal mold structure for reinforcing the well ring and the periphery is generally suitable for installing the well cover on municipal roads through the cooperation of the internal mold main body, the first L-shaped piece, the second L-shaped piece and the connecting component, is convenient for casting and forming the well cover, the well ring and the periphery at the same time, greatly improves the compression resistance and the crack resistance of the well cover and the periphery, prevents the sinking of the well cover and the periphery, improves the service life, is more practical in construction mode, and can be repeatedly utilized and saves the cost.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic top view of one embodiment of an internal mold structure for use in a well ring and surrounding reinforcement of the present utility model;

FIG. 2 is a schematic view of the expanded internal mold structure for use in the well ring and surrounding reinforcement of the present utility model;

FIG. 3 is a schematic diagram of the internal mold structure of the present utility model in use for use in a well ring and surrounding reinforcement.

In the figure: 1. an inner mold main body; 10. an opening; 2. a first "L" shaped member; 21. a first connection portion; 22. a second connecting portion; 3. a second "L" shaped member; 31. a third connecting portion; 32. a fourth connecting portion; 4. a connection assembly; 41. a connecting piece; 42. and a fixing piece.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

The utility model provides an internal mold structure for well ring and surrounding reinforcement, fig. 1 is a schematic top view structure of this embodiment, and as shown in fig. 1, the internal mold structure comprises an internal mold main body 1, a first L-shaped member 2, a second L-shaped member 3 and a connecting assembly 4.

Wherein, the internal mold main body 1 is used as a main carrier in the integral casting process of well cover, well ring and surrounding reinforcement, and adopts an annular structure with one end open 10. Through setting up annular structure, be convenient for according to the internal diameter size adjustment of pit shaft or well lid to be convenient for be suitable for the inspection shaft use of multiple equidimension. In this embodiment, the inner mold main body 1 is an integrally formed structure, specifically, an iron sheet with a thickness of 2mm and easy to bend is adopted for bending and forming, so that the processing and the use are convenient.

The first L-shaped member 2 includes a first connecting portion 21 and a second connecting portion 22, and the first connecting portion 21 is connected to the inner die body 1 at one side of the opening 10. In this embodiment, the first connecting portion 21 and the second connecting portion 22 are vertically disposed, and one right-angle side of the first "L" shaped member 2, i.e. the first connecting portion 21, is welded on the inner mold main body 1, so that the stability of connection is better, and the other right-angle side, i.e. the second connecting portion 22, is used for connecting with the second "L" shaped member 3, so that after the two ends of the opening 10 of the inner mold main body 1 are connected, an annular structure is formed for fitting with the inner wall of the wellbore.

The second L-shaped member 3 includes a third connecting portion 31 and a fourth connecting portion 32, and the third connecting portion 31 is connected to the inner die body 1 and located at the other side of the opening 10. In this embodiment, the third connecting portion 31 and the fourth connecting portion 32 are vertically disposed, and one right-angle side of the second "L" shaped member 3, that is, the third connecting portion 31, is welded on the inner mold main body 1, so that the stability of connection is better, and the other right-angle side, that is, the fourth connecting portion 32, is used for connecting with the first "L" shaped member 2, so that after the two ends of the opening 10 of the inner mold main body 1 are connected, an annular structure is formed for fitting with the inner wall of the wellbore.

The connecting component 4 comprises a connecting piece 41 and a fixing piece 42, wherein the connecting piece 41 is used for connecting the second connecting part 22 and the fourth connecting part 32, the fixing piece 42 is arranged on the connecting piece 41 and used for fixing the connection of the connecting piece 41 and the second connecting part 22 and the fourth connecting part 32, and the connecting component 4 is used for connecting and effectively fixing the first L-shaped piece 2 and the second L-shaped piece 3, so that the inner die structure and the inner wall adaptation of a shaft are ensured, and the pouring quality is improved.

This an centre form structure for well ring and consolidate around, through the cooperation of centre form main part 1, first "L" type spare 2, second "L" type spare 3 and coupling assembling 4 is used, generally be applicable to the installation of well lid on the municipal road, be convenient for well lid, well ring and pour simultaneously the shaping around, greatly improved well lid and resistance to compression, crack around, prevented well lid and subsidence around, improved life, and the construction mode is more laminating practical, the inner membrance can be used repeatedly, save the cost.

As an alternative implementation, fig. 2 is a schematic structural diagram of the expanded embodiment, and as shown in fig. 2, the expanded length of the inner mold body 1 is larger than the perimeter of the well ring, and the width of the inner mold body 1 is larger than the height of the well ring. So that the internal mold body 1 can be easily adjusted by the excessive length, and has stronger applicability.

As an alternative embodiment, the lengths of the first and second L-shaped members 2, 3 are set to be the same as the width of the inner mold body 1 so as to make the integrity of the first and second L-shaped members 2, 3 when they are connected with the inner mold body 1 better.

As an alternative implementation, fig. 3 is a schematic front view of the structure of the present embodiment when the present embodiment is used, at least two groups of connection assemblies 4 are provided, and at least two groups of connection assemblies 4 are uniformly distributed in the height direction of the inner mold main body 1.

Specifically, the connecting member 41 is a bolt, and the fixing member 42 is a nut that is coupled to the bolt. Wherein, the second connecting part 22 and the fourth connecting part 32 are respectively provided with a first connecting hole site and a second connecting hole site, and the connecting piece 41 sequentially passes through the first connecting hole site and the second connecting hole site and is used for connecting the first L-shaped piece 2 and the second L-shaped piece 3; the fixing members 42 are disposed on both sides of the second connecting portion 22 and both sides of the fourth connecting portion 32.

During the use, insert in the connecting hole site through the bolt to the both sides of connecting hole site adopt the nut to fix, form simple and easy to drawing the device, play fixed effect to centre form main part 1, through rotating the nut, adjustable centre form main part 1's size, simple manufacture is convenient, and fixes and dismantles all comparatively conveniently.

As an alternative embodiment, gaps are formed between the first connecting portion 21 and the end of the inner mold main body 1, and between the third connecting portion 31 and the end of the inner mold main body 1, and after the opening of the inner mold main body 1 is connected, a part of the allowance is available for adjustment, that is, the connection of the openings of the inner mold main body 1 can be overlapped, so as to improve the adjustability of the whole device.

The construction method for reinforcing the well ring and the periphery comprises the following steps:

S1, preparing construction, at least comprising the following steps: preparing a manhole cover and a hoisting tool thereof, binding reinforcing steel bars of a well ring, installing an internal mold structure and the manhole cover, and cleaning a site;

Specifically, a manhole cover (generally, a ductile iron manhole cover) and a hoisting tool thereof are first prepared.

Binding well the well ring reinforcing steel bars in advance, embedding and installing the manufactured internal mold structure for reinforcing the well ring and the periphery on the inner wall of the well cover by the bottom of the well cover, and tightening nuts for fixing, so as to ensure that the internal mold is tightly adhered to the inner wall of the well cover.

The well ring and the radius and the size around the well ring are unified, the line placing and circle drawing are cut, the inside of the well ring is cleared to the lower part of the well ring after the cutting is finished, the bottom is cleared completely, floating ash and sundries are avoided, and pouring quality is not affected.

S2, measuring and paying off, namely measuring and paying off the well lid position according to the design requirement of the drawing.

S3, lifting the well lid, namely binding the well lid by adopting a plurality of iron wires to penetrate through hook locks at two sides of the interior of the well lid, tightly attaching the well lid to a lifting appliance, and lifting the lifting appliance to be placed on a concrete pavement;

Specifically, several iron wires and small iron frames (or two iron pipes) are prepared, a plurality of iron wires penetrate through hook locks at two sides of the inner part of the well lid according to the elevation of the pavement, the well lid is bound and clung to the lower sides of the iron frames, the two sides of the iron frames are manually (or mechanically) lifted to be placed on a concrete pavement, the well lid and the surrounding pavement can be enabled to be flat, and the lifting of the well lid is completed.

After the hoisting is completed, paying off can be performed on the well cover and the surrounding pavement to check whether deviation exists between the well cover and the surrounding pavement, and the iron stand or the well cover is finely adjusted, so that the well cover is more level with the surrounding pavement, and the deviation can achieve a very small effect; the inner mold is naturally attached to the inner wall of the shaft, and well ring steel bars which are bound in advance are placed at the well ring position.

S4, pouring concrete, wherein vibration is paid attention to in the pouring process, so that the well ring and the surrounding concrete are guaranteed to be poured compactly and are poured flatly with the well cover to form a whole;

Specifically, after hoisting is completed, concrete is poured, geotextiles are paved on the surrounding pavement and the well lid before pouring to prevent the concrete from polluting the surface, vibration is paid attention to in the pouring process, and the well ring and the surrounding concrete are guaranteed to be poured densely and are poured flatly with the well lid to form a whole.

S5, removing the inner film, and timely collecting the surface after the surface of the concrete well ring has certain strength after pouring is completed, wherein in the embodiment, an iron trowel is adopted for collecting the surface, so that the surface is smooth and clean. And (3) sprinkling water to the concrete for maintenance, after the concrete strength reaches the standard, removing the iron frame, unscrewing nuts on one side of the inner film bolt, and removing the inner mold to finish the well lid installation, the well ring and the surrounding pouring.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. An internal mold structure for use in a well ring and surrounding reinforcement, comprising:

the internal mold main body adopts an annular structure with one end open;

2. An internal mold structure for use in connection with a well ring and surrounding reinforcement as set forth in claim 1, wherein: the internal mold main body is of an integrated structure, the unfolding length of the internal mold main body is larger than the perimeter of the well ring, and the width of the internal mold main body is larger than the height of the well ring.

3. An internal mold structure for use in connection with a well ring and surrounding reinforcement according to claim 1 or 2, wherein: the lengths of the first L-shaped piece and the second L-shaped piece are set to be the same as the width of the inner die main body.

4. An internal mold structure for use in connection with a well ring and surrounding reinforcement according to claim 1 or 2, wherein: the connecting components are at least two groups, and the connecting components are uniformly distributed in the height direction of the inner die main body.

5. The internal mold structure for well ring and surrounding reinforcement as recited in claim 4, wherein: the connecting piece adopts the bolt, the mounting adopt with the nut of bolt cooperation connection, wherein:

6. An internal mold structure for use in connection with a well ring and surrounding reinforcement according to claim 1 or 2, wherein: gaps are arranged between the first connecting part and the end part of the inner die main body, and between the third connecting part and the end part of the inner die main body.

7. An internal mold structure for use in connection with a well ring and surrounding reinforcement according to claim 1 or 2, wherein: the internal mold main body is made of metal materials with the thickness of 2mm.