CN212900151U - Inspection well pipeline connecting structure - Google Patents

Abstract

The utility model relates to an inspection shaft pipeline connection structure, including inspection shaft main part and drainage pipe, still include adapter sleeve, the through-hole has been seted up to inspection shaft main part lateral wall, is equipped with the socket in the through-hole, is equipped with the socket on the adapter sleeve, is equipped with the rubber circle between socket and the socket, is equipped with coupling assembling between adapter sleeve and the inspection shaft main part, and drainage pipe inserts in the adapter sleeve. This application installation is newly-built before drainage pipe, at first install the rubber circle in adapter sleeve's socket department, then insert the adapter sleeve socket in the through-hole, because the setting of take over the platform, adapter sleeve can be inserted tightly in the through-hole, later recycle coupling assembling and fix adapter sleeve in order to increase impact resistance in the inspection shaft main part, at last with drainage pipe insert in the adapter sleeve can, thereby realize the newly-built installation of drainage pipe, because adapter sleeve internal diameter chooses according to new access drainage pipe external diameter, consequently, inside and outside pipe closely laminates, thereby reduce the condition that rivers ooze outward in the inspection shaft.

Description

Inspection well pipeline connecting structure

Technical Field

The application relates to the technical field of drainage pipelines, in particular to an inspection well pipeline connecting structure.

Background

In the existing municipal drainage pipeline construction process, a newly-built pipeline needs to be connected into an already-built inspection well. The common access method is that after a hole is drilled in an existing inspection well, a newly-built pipeline is inserted into the existing inspection well, and a gap between the newly-built pipeline and the inspection well is filled with cement mortar.

Because cement mortar setting time is longer, this kind of method construction cycle is longer, and because the size of digging a hole is difficult to control, can not laminate completely between newly-built pipeline and inspection shaft, cement mortar also can not be fully packed the clearance, and under the impact that rivers accumulated day by month in the inspection shaft, the clearance filler easily drops to lead to the condition that rivers leak outward in the inspection shaft.

SUMMERY OF THE UTILITY MODEL

In order to reduce the condition that inspection shaft rivers leak outward, this application provides an inspection shaft pipeline connection structure.

The application provides a pair of inspection shaft pipeline connection structure adopts following technical scheme:

the utility model provides an inspection shaft pipeline connection structure, includes the inspection shaft main part and connects the drainage pipe in the inspection shaft main part, still includes adapter sleeve, the confession has been seted up to inspection shaft main part lateral wall adapter sleeve male through-hole, be provided with in the through-hole and accept the platform, just be provided with on the adapter sleeve with accept platform matched with socket, just the socket with be provided with the rubber circle between the platform, be provided with coupling assembling between adapter sleeve and the inspection shaft main part, drainage pipe inserts in the adapter sleeve.

Through adopting above-mentioned technical scheme, before installing newly-built drainage pipe, at first install the rubber circle in adapter sleeve's socket department, then insert the adapter sleeve socket in the through-hole, because the setting of accepting the platform, adapter sleeve can be inserted tightly in the through-hole, later recycle coupling assembling and fix adapter sleeve in order to increase impact resistance in the inspection shaft main part, it can in adapter sleeve to insert drainage pipe at last, thereby realize newly-built drainage pipe's installation, because adapter sleeve internal diameter is selected according to new access drainage pipe external diameter, consequently, the inseparable laminating of interior outer pipe can be accomplished, thereby reduce the condition that rivers ooze outward in the inspection shaft.

Preferably, a stop block is arranged at one end, close to the interior of the inspection well main body, of the through hole, a step table matched with the stop block is arranged on the connecting sleeve, and a sealing assembly is arranged between the step table and the stop block.

Through adopting above-mentioned technical scheme, owing to receive water impact more easily more near the inside position of inspection shaft, the halfpace itself has the difference in height, consequently further reduces the condition that well water leaks outward, simultaneously because seal assembly exists between baffle and the halfpace, can further increase the fastening nature and the leakproofness of adapter sleeve and inspection shaft wall.

Preferably, the sealing assembly comprises a convex block and a sealing ring, the convex block is arranged on the outer edge of the step platform, the sealing ring is arranged on the convex block, and a groove matched with the convex block is formed in the sealing ring.

Through adopting above-mentioned technical scheme, the setting of lug and recess can make the sealing washer spacing on the lug to the sealing performance that the sealing washer removed or the distortion influences the sealing washer when reducing adapter sleeve and inserting the through-hole makes staff's the work of cup jointing more convenient simultaneously.

Preferably, the step is provided with a abutting ring for abutting against the sealing ring, the abutting ring is arranged on the step, a convex edge is arranged on one side, away from the connecting sleeve, of the sealing ring, and an abutting sheet matched with the convex edge is arranged on the abutting ring.

By adopting the technical scheme, after the sealing ring is arranged on the convex block, the abutting ring is sleeved into the step, and the abutting sheet on the abutting ring is abutted against the convex edge on the sealing ring, so that the abutting ring abuts against the sealing ring downwards, and the probability of the distortion of the sealing ring is reduced.

Preferably, the step is provided with a limit groove for the clamping ring to be clamped in.

By adopting the technical scheme, the abutting ring is clamped into the limit groove after being sleeved into the step, so that the abutting ring can better abut against the convex edge of the sealing ring.

Preferably, one end of the landing near the interior of the inspection well main body is provided with a rounded corner.

By adopting the technical scheme, the sealing ring and the abutting ring are sleeved in from the end port of the step, so that the sealing ring and the abutting ring can be more conveniently sleeved in the step by the arrangement of the fillet.

Preferably, the coupling assembling including set up in flange plate outside the coupling sleeve and wear to locate the expansion bolts of flange plate, the flange plate inserts in the through-hole, just the flange plate passes through expansion bolts fixes on the inspection shaft main part lateral wall.

Through adopting above-mentioned technical scheme, fix the ring flange on adapter sleeve, with the in-process of adapter sleeve insertion through-hole, in ring flange one side also can insert the through-hole, recycle expansion bolts and fix the ring flange on the inspection wall of a well to accomplish adapter sleeve's fixed, strengthened adapter sleeve anti-water flow impact's ability.

Preferably, a settling tank for settling silt is arranged in the inspection well main body.

Through adopting above-mentioned technical scheme, silt can subside in the subsider to be favorable to the flow of rainwater, reduce the condition of pipeline jam.

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

1. the connecting sleeve can be tightly inserted in the through hole, the connecting sleeve is fixed on the inspection well main body by using the connecting assembly to increase the impact resistance, and the drainage pipeline is inserted into the connecting sleeve, so that the installation of a newly-built drainage pipeline is realized;

2. the terraces have height difference, so that the condition of water leakage in the well is further reduced, and meanwhile, due to the existence of the sealing assembly between the baffle and the terraces, the tightness and the sealing performance between the connecting sleeve and the wall of the inspection well can be further improved;

3. the flange plate is fixed on the connecting sleeve, one side of the flange plate can be inserted into the through hole in the process of inserting the connecting sleeve into the through hole, and the flange plate is fixed on the wall of the inspection well by using the expansion bolts, so that the fixing of the connecting sleeve is completed, and the water flow impact resistance of the connecting sleeve is enhanced.

Drawings

FIG. 1 is a schematic cross-sectional view of the present application;

FIG. 2 is a schematic cross-sectional view of the connection sleeve of the present application;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Reference numerals: 1. an inspection well body; 11. a settling tank; 2. a water discharge pipeline; 3. connecting a sleeve; 31. a socket; 32. a rubber ring; 33. a landing; 4. a receiving table; 51. a flange plate; 52. an expansion bolt; 6. a stopper; 71. a bump; 72. a seal ring; 721. a convex edge; 8. rounding off; 9. a tightening ring; 91. and a support sheet.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses inspection shaft pipeline connection structure, refer to fig. 1, including inspection shaft main part 1, drainage pipe 2 and adapter sleeve 3. The inspection well main body 1 is arranged underground, and a settling tank 11 for settling silt is arranged at the bottom of the inspection well main body 1. The connecting sleeve 3 is arranged on the side wall of the inspection well main body 1 in a penetrating mode, and the drainage pipeline 2 is inserted into the connecting sleeve 3.

Referring to fig. 2 and 3, a through hole for inserting the connection sleeve 3 is formed in the side wall of the inspection well main body 1, and a receiving table 4 is integrally arranged in the through hole. A socket 31 matched with the receiving platform 4 is fixed on the connecting sleeve 3, a rubber ring 32 is sleeved on the socket 31, the rubber ring 32 is a water-swelling rubber ring 32, and ethylene propylene diene monomer is adopted. When the socket 31 is inserted into the receiving platform 4, the rubber ring 32 is tightly abutted against the wall of the receiving platform 4.

A connecting assembly is arranged between the connecting sleeve 3 and the side wall of the inspection well main body 1, and comprises a flange plate 51 and an expansion bolt 52. Wherein, the flange 51 is fixed on the connecting sleeve 3, and a groove body for inserting the flange 51 is arranged on the through hole. The expansion bolts 52 are arranged on the flange 51 in a penetrating way, a plurality of expansion bolts 52 are arranged, the expansion bolts 52 are arranged at intervals along the periphery of the flange 51, and the expansion bolts 52 penetrate through the flange 51 and penetrate through the side wall of the inspection well main body 1, so that the flange 51 is fixed.

The connecting sleeve 3 is close to the inside one end of inspection shaft main part 1 and is fixed with halfpace 33, and halfpace 33 diameter is less than connecting sleeve 3 diameter, and is close to the inside one end an organic whole of inspection shaft main part 1 and is provided with dog 6 in the through-hole. A sealing assembly is arranged between the step 33 and the stop 6, and comprises a projection 71 and a sealing ring 72. The projection 71 is annular and fixed to the outer edge of the landing 33. The sealing ring 72 is arranged on the projection 71, and a groove matched with the projection 71 is formed on the inner annular wall of the sealing ring 72. The one end of terrace 33 near the inside of manhole body 1 has offered radius 8, during the installation, embolias terrace 33 along radius 8 with sealing washer 72 to make lug 71 imbed in the recess on sealing washer 72.

The landing 33 itself has a height difference due to the fact that the closer to the inside of the inspection well body 1, the more susceptible to water flow impact, so that the leakage of water from the well is further reduced, and the tightness and sealing performance between the connecting sleeve 3 and the wall of the inspection well can be further increased due to the existence of the sealing ring 72.

Referring to fig. 2 and 3, a convex edge 721 is integrally disposed on a side of the sealing ring 72 away from the connecting sleeve 3, and the cross section of the convex edge 721 is a right trapezoid. The landing 33 is further sleeved with a tightly-abutting ring 9 for tightly abutting against the sealing ring 72, the tightly-abutting ring 9 is located on one side of the sealing ring 72 close to the inside of the inspection well, and a tightly-abutting sheet 91 matched with the convex edge 721 is integrally arranged on one side of the tightly-abutting ring 9 close to the sealing ring 72. The cross section of the abutting sheet 91 is also in a right trapezoid shape, and the oblique edge of the abutting sheet 91 abuts against the oblique edge of the convex edge 721. The clamping block is integrally arranged at the bottom of the abutting ring 9, the step table 33 is provided with a limiting groove matched with the clamping block, and the abutting ring 9 is clamped with the limiting groove through the clamping block.

After the sealing ring 72 is mounted on the protrusion 71, the abutting ring 9 is sleeved into the step 33, and the abutting sheet 91 on the abutting ring 9 abuts against the convex edge 721 on the sealing ring 72, so that the abutting ring 9 abuts against the sealing ring 72 downward, and the probability of distortion of the sealing ring 72 is reduced.

The working principle of the embodiment of the application is as follows:

before installing the newly-built drainage pipeline 2, firstly, the rubber ring 32 is installed at the socket 31 of the connecting sleeve 3, meanwhile, the sealing ring 72 is sleeved on the lug 71, then the abutting ring 9 is clamped into the limiting groove, then, the inserting opening 31 of the connecting sleeve 3 is inserted into the through hole, the rubber ring 32 will be pressed against the bearing table 4, meanwhile, the sealing ring 72 and the abutting ring 9 abut against the inner wall of the through hole, and the abutting ring 9 abuts against the stop block 6, so that the connecting sleeve 3 can be tightly inserted into the through hole, then the connecting sleeve 3 is fixed on the inspection well main body 1 by using the flange 51 and the expansion bolt 52 to increase the impact resistance, finally the drainage pipeline 2 is inserted into the connecting sleeve 3, thereby realizing the installation of the newly-built drainage pipeline 2, because the inner diameter of the connecting sleeve 3 is selected according to the outer diameter of the newly-connected drainage pipeline 2, the inner pipe and the outer pipe can be tightly attached, and the condition of water flow exosmosis in the inspection well is reduced.

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 (8)

1. The utility model provides an inspection shaft pipeline connection structure, includes inspection shaft main part (1) and connects drainage pipe (2) on inspection shaft main part (1), its characterized in that still includes adapter sleeve (3), the confession has been seted up to inspection shaft main part (1) lateral wall adapter sleeve (3) male through-hole, be provided with in the through-hole and hold platform (4), just be provided with on adapter sleeve (3) with hold platform (4) matched with socket (31), just socket (31) with be provided with rubber ring (32) between holding platform (4), be provided with coupling assembling between adapter sleeve (3) and inspection shaft main part (1), drainage pipe (2) insert in adapter sleeve (3).

2. The manhole pipe connecting structure according to claim 1, wherein a stopper (6) is disposed at one end of the through hole near the inside of the manhole body (1), a step (33) matched with the stopper (6) is disposed on the connecting sleeve (3), and a sealing assembly is disposed between the step (33) and the stopper (6).

3. The inspection well pipe connection structure according to claim 2, wherein the sealing assembly comprises a projection (71) and a sealing ring (72), the projection (71) is arranged at the outer edge of the landing (33), the sealing ring (72) is arranged on the projection (71), and a groove matched with the projection (71) is arranged on the sealing ring (72).

4. The inspection well pipeline connecting structure according to claim 3, wherein a tightening ring (9) for tightening the sealing ring (72) is arranged on the step (33), the tightening ring (9) is arranged on the step (33), a convex edge (721) is arranged on one side, away from the connecting sleeve (3), of the sealing ring (72), and a tightening piece (91) matched with the convex edge (721) is arranged on the tightening ring (9).

5. The inspection well pipeline connecting structure according to claim 4, wherein a limiting groove for the abutting ring (9) to be clamped in is arranged on the step (33).

6. An inspection well pipe connection structure according to claim 2, characterized in that one end of the landing (33) near the inside of the inspection well body (1) is provided with a rounded corner (8).

7. An inspection well pipe connection structure according to claim 1, wherein the connection assembly comprises a flange (51) disposed outside the connection sleeve (3) and expansion bolts (52) penetrating the flange (51), the flange (51) is inserted into the through hole, and the flange (51) is fixed on the side wall of the inspection well main body (1) through the expansion bolts (52).

8. The manhole pipe connection structure according to claim 1, wherein a settling tank (11) for settling silt is provided in the manhole body (1).

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