CN212271011U - Allowance compensation mechanism of inspection shaft - Google Patents

Abstract

The application relates to a surplus compensation mechanism of an inspection well in the technical field of underground drainage, which comprises two butt joint pipes which are coaxially arranged, wherein one end of each butt joint pipe is provided with a socket, and the other end of each butt joint pipe is provided with a flat port; one end of one butt joint pipe socket is mutually inserted with the adjacent concrete pipe bell mouth, one end of the other butt joint pipe socket is mutually inserted with the inspection well bell mouth, and the flat mouths of the two butt joint pipes are provided with a retention component for communicating and retaining the two butt joint pipes; the fixing component comprises a lower half holding piece and an upper half holding piece; a lower arc groove with the same radian as the outer arc surface of the butt joint pipe is arranged in the lower half holding piece; the upper half holding piece is provided with an upper arc groove with the same radian as the outer arc surface of the butt joint pipe; and a plurality of bolts and nuts used for fixing the lower half holding piece and the upper half holding piece to each other are arranged at the joint of the lower half holding piece and the upper half holding piece in a penetrating manner. This application has improved the packaging efficiency of inspection shaft one side surplus greatly.

Description

Allowance compensation mechanism of inspection shaft

Technical Field

The application relates to the technical field of underground drainage, in particular to a surplus compensation mechanism of an inspection well.

Background

The inspection well is used for maintaining power supply, water drainage, pollution discharge, communication, cable television, gas pipes, street lamp lines and the like of urban underground infrastructure, and is convenient to install. It is usually installed at the intersection of pipelines, turning, where the pipe diameter or slope changes, and at certain intervals on straight pipeline sections, and is convenient for regular inspection of the attached structures.

As shown in fig. 1, in the process of assembling the inspection well 1 and the concrete pipes 2, a worker needs to position the inspection well 1, insert a spigot of one concrete pipe 2 into a socket of one inspection well 1, and lay the concrete pipes in the direction of the adjacent inspection well 1 through the mutual insertion and matching of the sockets of the concrete pipes 2. And finally, the distance between the tail end of the last but one concrete pipe 2 and the bell mouth of the inspection well 1 cannot ensure the installation of a complete concrete pipe 2, and the bell mouth of the last concrete pipe 2 needs to be cut, so that the allowance compensation of the connection between one side of the inspection well 1 and the concrete pipe 2 is realized.

But the influence of concrete pipe self size and weight for the staff is consuming time and energy when cutting concrete pipe, has influenced the holistic assembly efficiency of inspection shaft and concrete pipe.

SUMMERY OF THE UTILITY MODEL

To the not enough that prior art exists, the purpose of this application is to provide a surplus compensation mechanism of inspection shaft, its advantage has improved the assembly efficiency of inspection shaft one side surplus.

The application provides a surplus compensation mechanism of inspection shaft adopts following technical scheme:

the allowance compensation mechanism of the inspection well comprises two butt joint pipes which are coaxially arranged, wherein one ends of the butt joint pipes are arranged into sockets, and the other ends of the butt joint pipes are arranged into flat mouths; one end of one butt joint pipe socket is mutually inserted with the adjacent concrete pipe bell mouth, one end of the other butt joint pipe socket is mutually inserted with the inspection well bell mouth, and the flat mouths of the two butt joint pipes are provided with a retention component for communicating and retaining the two butt joint pipes;

the fixing component comprises a lower half holding piece and an upper half holding piece; a lower arc groove with the same radian as the outer arc surface of the butt joint pipe is arranged in the lower half holding piece; the upper half holding piece is provided with an upper arc groove with the same radian as the outer arc surface of the butt joint pipe; and a plurality of bolts and nuts used for fixing the lower half holding piece and the upper half holding piece to each other are arranged at the joint of the lower half holding piece and the upper half holding piece in a penetrating manner.

By adopting the technical scheme, the two corresponding butt-joint pipes are prepared by the working personnel according to the actual assembly size, then the spigots of one pair of connecting pipes are inserted into the sockets of the adjacent concrete pipes, then the spigots of the other pair of connecting pipes are inserted into the sockets of the inspection well, then the lower half holding piece and the upper half holding piece are simultaneously held at the flat openings of the two butt-jointed pipes and are finally fixed by screwing bolts and nuts, so that the upper half holding piece and the lower half holding piece tightly fit the butt joint ports of the two butt joint pipes, the allowance butt joint of one side of the inspection well is realized, the pipe fitting is not required to be cut by the worker, the pipe fitting is only required to be fixed by the bolts of the upper half holding piece and the lower half holding piece, the structure is simple, the operation is convenient, the assembly efficiency of the worker is improved, and through the prefabricated mode, need not to carry out prefabrication in the scene and pour, reduced the destruction of site operation to the environment.

Preferably, the joint parts of the upper half holding piece and the lower half holding piece are respectively clamped with a water blocking cushion, and the water blocking cushion comprises a cushion body arranged at the joint of the upper half holding piece, the lower half holding piece and the butt joint pipe, and an extension cushion which is integrally formed with the cushion body and is clamped between the upper half holding piece and the lower half holding piece.

By adopting the technical scheme, when the two butt joint pipes are fixedly butted, butt joint gaps can be reserved at the plain end of the two butt joint pipes, and in the process that the upper half holding piece and the lower half holding piece hold the two butt joint pipes, the condition of water leakage is easily caused in the region where the butt joint gaps of the upper half holding piece and the lower half holding piece are in butt joint with the two butt joint pipes, the arrangement of the water blocking cushion can improve the water blocking performance of the fixing component, the cushion body can fill up the butt joint positions of the two butt joint pipes, the upper half holding piece and the lower half holding piece are clamped more tightly by the extension cushion, and the water blocking performance of the fixing component is improved.

Preferably, the upper half holding piece and the lower half holding piece are provided with abdicating tangent planes for accommodating the cushion body.

By adopting the technical scheme, the two abdicating tangent planes form an accommodating space for the water blocking cushion body, so that a worker can more easily find the position of the cushion body during construction operation, and after the cushion body deforms, the area filled by the cushion body is more easily controlled, and the efficiency of the alignment and fixing operation of the upper half holding piece and the lower half holding piece is improved.

Preferably, two flat openings of the butt joint pipe are sleeved with two sealing rings, and the two sealing rings are located in an area clamped by the upper arc groove and the lower arc groove.

By adopting the technical scheme, the upper half holding piece and the lower half holding piece are clamped on the flat openings of the two butt-joint pipes in the process of sleeving the sealing rings, and the two sealing rings are filled in the gaps among the upper half holding piece, the lower half holding piece and the outer peripheral surfaces of the two butt-joint pipes through extrusion deformation, so that the water blocking performance is improved.

Preferably, a supporting tangent plane for supporting the ground is arranged on the outer arc surface of the lower half holding piece.

By adopting the technical scheme, the contact area between the lower half holding piece and the ground is increased due to the arrangement of the supporting tangent plane, so that the placing stability of the lower half holding piece is improved, and the operation is more convenient and faster when the upper half holding piece and the lower half holding piece are oppositely fixed; and the supporting tangent plane limits the free swing of the lower half holding piece, so that the shake of the two butt joint pipes is reduced, and the stability in the assembling process is improved.

Preferably, the socket of the butt joint pipe is sleeved with a rubber ring which is used for being tightly inserted with the socket of the inspection well.

Through adopting above-mentioned technical scheme, the setting of rubber circle for flexible connection between butt joint pipe and the inspection shaft, connection structure is simple not only, even ground takes place to sink in addition, the gap department of butt joint department is filled in to the flexible deformation of rubber pad accessible self, is difficult for producing the gap, has improved the water blocking performance, compares conventional encapsulation and handles, need not to wait for cast-in-place and rigid interface encapsulation concrete setting time, and the installation is checked and is received, can backfill fast, has shortened construction period greatly.

Preferably, a third counter bore is formed in one side, away from the upper arc groove, of the upper half-hoop, and a shackle fixedly connected with the steel bar in the upper half-hoop is arranged in the third counter bore.

By adopting the technical scheme, the arrangement of the shackle enables workers to hang the upper half-holding piece more conveniently, so that the operation efficiency of aligning and fixing the upper half-holding piece and the lower half-holding piece is improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the assembly efficiency of the allowance on one side of the inspection well is improved, a pair of connecting pipes is mutually inserted into the concrete pipe bell mouth, the other connecting pipe is mutually inserted into the inspection well bell mouth, and finally the abutting end parts of the two connecting pipes are fixedly embraced by the retention assembly, so that the inspection well and the concrete pipe at the tail end are mutually communicated in a sealing manner, the structure is simple, and the operation is efficient;

2. the water resistance performance of the retention component is improved, and the water resistance cushion is arranged at the joint of the upper half embracing piece and the lower half embracing piece, so that the sealing performance at the joint of the upper half embracing piece and the lower half embracing piece is compensated, and the water resistance is improved;

3. the water core closing performance is improved, the butt joint pipe is flexibly connected with the bell mouth of the inspection well, if the ground sinks, the rubber ring can fill the gap through flexible deformation, and compared with the conventional encapsulation treatment, the water leakage condition is not easy to occur;

4. the construction environment is improved: the requirement of immediate surrounding is met, no on-site prefabrication pouring is adopted, and the damage of on-site construction operation to the environment is reduced;

5. shortening the construction period: the concrete can be quickly backfilled after the installation and acceptance are finished without waiting for the solidification time of cast-in-place and rigid interface package concrete, and the construction period is greatly shortened.

Drawings

FIG. 1 is a background illustration schematic;

fig. 2 is a schematic view of the overall structure of the remaining amount compensating mechanism in the present embodiment;

FIG. 3 is a schematic view of an exploded structure of a retention assembly embodying the present embodiment;

FIG. 4 is a schematic view showing the overall structure of the water blocking mat;

FIG. 5 is a schematic view showing the installation position of the sealing ring and the butt joint pipe;

FIG. 6 is a schematic view showing the butt joint structure of the butt joint pipe and the inspection well.

Description of reference numerals: 1. an inspection well; 2. a concrete pipe; 3. butt-joint pipes; 4. a retention assembly; 41. a lower half holding piece; 411. a lower arc groove; 412. a first counterbore; 413. supporting the tangent plane; 42. an upper half holding piece; 421. an upper arc groove; 422. a second counterbore; 423. a third counterbore; 424. a shackle; 43. cutting a abdication section; 5. a water blocking cushion; 51. a cushion body; 52. an extension pad; 6. a seal ring; 7. a rubber ring.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings, which are all incorporated in and constitute a part of this specification.

A margin compensation mechanism of an inspection well is shown in figure 2 and comprises two butt joint pipes 3 with the same size, wherein one end of each butt joint pipe 3 is a socket, and the other end of each butt joint pipe 3 is a flat opening; the two butt joint pipes 3 are coaxially arranged, wherein the spigots of one pair of the joint pipes 3 are inserted into the bell mouth of the inspection well 1, the spigot of the other pair of the joint pipes 3 is inserted into the bell mouth of the concrete pipe 2 at one side of the inspection well 1, and the length of the butt joint pipe 3 is prefabricated according to field construction data, so that the sum of the lengths of the two butt joint pipes 3 is equal to the distance between the bell mouth of the inspection well 1 and the bell mouth of the tail concrete pipe 2; the flat mouth of the two butt-jointed pipes 3 is also provided with a retention component 4 for sealing and retaining the butt-jointed part of the two butt-jointed pipes 3.

As shown in fig. 3, the positioning assembly 4 includes a lower half clasp 41 and an upper half clasp 42 located at the interface of the two butt-jointed pipes 3, a lower arc groove 411 attached to the lower circumference of the butt-jointed pipe 3 is formed in the lower half clasp 41, and an upper arc groove 421 attached to the upper circumference of the butt-jointed pipe 3 is formed in the upper half clasp 42. When the upper half-clasping member 42 and the lower half-clasping member 41 fix the butt joint pipe 3, two first counter bores 412 are respectively formed in the direction of the outer arc surface of the lower half-clasping member 41 facing the end surface of the lower half-clasping member 41, and a second counter bore 422 is respectively formed in the positions of the upper half-clasping member 42 corresponding to the first counter bores 412. A bolt is respectively penetrated in the corresponding first counter bore 412 and the second counter bore 422, a nut is connected to the bolt through a thread, and the upper half clamp 42 are tightly attached to the flat mouths of the two butt-joint pipes 3 by screwing the nut. In this in-process, the staff only need with two butt joint pipes 3 butt joint fixed, then install maintenance subassembly 4, and need not to cut the pipe fitting, not only simple structure has improved the packaging efficiency moreover greatly, has also shortened construction period simultaneously. And the mode of prefabricating the butt joint pipe in advance is adopted, and prefabricating and pouring are not needed on site, so that the damage of site construction operation to the surrounding environment is reduced.

As shown in fig. 3 and 4, in order to improve the water-retaining performance clamped by the retention assembly 4, two abutting end faces of the upper half-holding member 42 and the lower half-holding member 41 are respectively provided with a water-blocking cushion 5 made of rubber material, the water-blocking cushion 5 includes a cushion body 51 with a triangular cross section and an extension cushion 52 arranged at one edge of the cushion body 51, the extension cushion 52 is arranged along the length direction of the edge of the cushion body 51, and the extension cushion 52 and the cushion body 51 are integrally formed. When the water blocking cushion 5 is fixed, the extension cushion 52 of the water blocking cushion 5 is clamped at the butt joint end face of the upper half holding piece 42 and the lower half holding piece 41, and one side of the cushion body 51, which is far away from the extension cushion 52, is abutted against the outer peripheral face of the butt joint pipe 3, and the upper half holding piece 42 and the lower half holding piece 41 are positioned at two boundaries of the upper arc groove 421 and the lower arc groove 411 and are respectively provided with a yielding tangent plane 43 for accommodating the cushion body 51, so that after the upper half holding piece 42 and the lower half holding piece 41 are aligned and fixed, the cushion body 51 can be tightly attached to the yielding tangent plane 43 and the outer peripheral face of the butt joint pipe 3 and attach the butt joint gap, and the water blocking performance of the fixing component 4 is improved.

As shown in fig. 5, a sealing ring 6 is respectively sleeved at the flat mouth of each of the two abutting pipes 3, and the two sealing rings 6 are located in the region sandwiched by the upper half-holding member 42 and the lower half-holding member 41, so that after the upper half-holding member 42 and the lower half-holding member 41 are butted and fixed, the gaps between the upper half-holding member 42 and the lower half-holding member 41 and the abutting pipes 3 are filled up by the combined action of the two sealing rings 6 and the two water blocking pads 5, and the water blocking performance of the retention assembly 4 is enhanced.

As shown in fig. 3, a supporting tangent plane 413 is formed on a side of the lower half clasp 41 away from the lower arc slot 411. When the supporting section 413 of the lower half clasp 41 is placed on the ground, the two butt end surfaces of the lower half clasp 41 are flush with the ground. And the free swing of the lower half holding piece 41 is limited by the contact support of the support tangent plane 413 and the ground, so that the placing stability of the two butt joint pipes 3 is improved, and the upper half holding piece 42 is convenient to position and fix.

As shown in fig. 3, a third counter bore 423 is formed in the outer arc surface of the top of the upper half hoop 42, a hook ring 424 is disposed in the third counter bore 423, and the hook ring 424 is fixedly connected to the steel bar in the upper half hoop. When the worker aligns and fixes the upper half embracing member 42 and the lower half embracing member 41, the hook 424 can be hooked by the lifting tool, so that the moving convenience of the upper half embracing member 42 is improved, and the fixing operation efficiency of the upper half newspaper member and the lower half newspaper member is also improved.

As shown in fig. 6, a rubber ring 7 is further sleeved on the butt joint pipe 3 fixed to the inspection well 1, the rubber ring 7 is sleeved at the socket of the butt joint pipe 3, and when the butt joint pipe 3 is in plug fit with the socket of the inspection well 1, the rubber ring 7 is filled in the gap in the socket of the inspection well 1 through flexible deformation, so that the water-closing performance of the fit of the inspection well 1 and the butt joint pipe 3 is improved; and current pipeline and inspection shaft 1 sealing treatment mainly through concrete encapsulation processing, if take place to sink underground and very easily cause pipeline and inspection shaft 1 junction to appear the fracture to the condition of leaking appears, and rubber circle 7 can fill the butt joint gap through self deformation, makes the junction more flexible, has improved the ability of closing water. And the staff need not to wait for cast-in-place and rigid interface encapsulation concrete setting time, and the installation is checked and is accepted and can backfill fast, has shortened construction period greatly.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides a surplus compensation mechanism of inspection shaft which characterized in that: the pipe joint comprises two butt joint pipes (3) which are coaxially arranged, wherein one ends of the butt joint pipes (3) are arranged into spigots, and the other ends of the butt joint pipes (3) are arranged into plain ends; one end of the socket of one butt joint pipe (3) is mutually inserted with the socket of the adjacent concrete pipe (2), one end of the socket of the other butt joint pipe (3) is mutually inserted with the socket of the inspection well (1), and a fixing component (4) for communicating and fixing the two butt joint pipes (3) is arranged at the flat port of the two butt joint pipes (3);

the retention component (4) comprises a lower half-clasping piece (41) and an upper half-clasping piece (42); a lower arc groove (411) with the same radian as the outer arc surface of the butt joint pipe (3) is formed in the lower half holding piece (41); the upper half hoop (42) is provided with an upper arc groove (421) with the same radian as the outer arc surface of the butt joint pipe (3); and a plurality of bolts and nuts for fixing the lower half holding piece (41) and the upper half holding piece (42) to each other are arranged at the joint of the lower half holding piece (41) and the upper half holding piece (42) in a penetrating manner.

2. The allowance compensation mechanism of the inspection well according to claim 1, wherein: the joint parts of the two ends of the upper half embracing piece (42) and the lower half embracing piece (41) are respectively clamped with a water blocking cushion (5), and each water blocking cushion (5) comprises a cushion body (51) arranged at the joint of the upper half embracing piece (42), the lower half embracing piece (41) and the butt joint pipe (3), and an extension cushion (52) which is integrally formed with the cushion body (51) and is clamped between the upper half embracing piece (42) and the lower half embracing piece (41).

3. The allowance compensation mechanism of the inspection well according to claim 2, wherein: the upper half embracing piece (42) and the lower half embracing piece (41) are provided with abdicating tangent planes (43) for accommodating the cushion body (51).

4. The allowance compensation mechanism of the inspection well according to claim 3, wherein: two butt joint pipe (3) plain end department cover is equipped with two sealing washer (6), and two sealing washer (6) are located the region that arc groove (421) and lower arc groove (411) press from both sides and establish.

5. The allowance compensation mechanism of the inspection well according to claim 1, wherein: and a supporting tangent plane (413) for supporting the ground is arranged on the outer arc surface of the lower half holding piece (41).

6. The allowance compensation mechanism of the inspection well according to claim 1, wherein: and a rubber ring (7) which is used for being mutually and tightly inserted with the bell mouth of the inspection well (1) is sleeved at the socket of the butt joint pipe (3).

7. The allowance compensation mechanism of the inspection well according to claim 1, wherein: a third counter bore (423) is formed in one side, away from the upper arc groove (421), of the upper half hoop (42), and a hook ring (424) fixedly connected with the inner steel bar of the upper half hoop (42) is arranged in the third counter bore (423).

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