CN221001265U

CN221001265U - Adjustable direct-buried pipe fitting of sewage main pipe

Info

Publication number: CN221001265U
Application number: CN202322815663.6U
Authority: CN
Inventors: 王琼琼
Original assignee: Fujian Century Sanlian Construction Engineering Co ltd
Current assignee: Fujian Century Sanlian Construction Engineering Co ltd
Priority date: 2023-10-20
Filing date: 2023-10-20
Publication date: 2024-05-24
Anticipated expiration: 2033-10-20

Abstract

The utility model discloses an adjustable direct-buried pipe fitting of a sewage main pipe, which comprises a concrete floor slab and a direct-buried main pipe fitting fixedly arranged on the concrete floor slab, wherein an inner backing ring is fixedly arranged in the middle of the inner wall of the direct-buried main pipe fitting, adjusting connecting pipe fittings are fixedly arranged on two sides of the inner backing ring, each adjusting connecting pipe fitting comprises a corrugated pipe section and a top locking backing ring fixedly arranged on the corrugated pipe section, the top end of each top locking backing ring is fixedly provided with an inserting pipe fitting, the outer side of each corrugated pipe section is sleeved with a threaded connecting pipe cap for connecting the sewage main pipe.

Description

Adjustable direct-buried pipe fitting of sewage main pipe

Technical Field

The utility model relates to the technical field of indoor building drain pipe connection, in particular to an adjustable direct-buried pipe fitting of a sewage main pipe.

Background

In high-rise buildings, sewage in kitchen and toilet rooms of households on each floor is connected through a common main sewage pipe, so that sewage is drained, and due to the high floor, direct-buried pipe fittings are installed on each floor, and the main sewage pipe is spliced in multiple sections through adjacent direct-buried pipe fittings. At present, the common direct-buried pipe fitting is an integrated PVC pipe, and the splicing of the sewage main pipe is realized by means of hot melting or threaded connection.

Through retrieval, the adjustable direct-buried pipe piece of the main sewage pipe for the building, with the application number 202121711486.1, comprises a direct-buried pipe which is pre-buried in a concrete floor slab and is used for communicating an upper sewage pipe with a lower sewage pipe, wherein the inner diameter of the direct-buried pipe is larger than the outer diameter of the upper sewage pipe, and the outer diameters of the upper sewage pipe and the lower sewage pipe are equal; an upper eccentric core block and a lower eccentric core block which can rotate are arranged in the direct buried pipe, an eccentric pipe hole deviating from the center of the eccentric core block is arranged on the eccentric core block, and the eccentric pipe hole is of a hole-shaped structure which is penetrated up and down; the prior art has the following disadvantages when in use:

Because concrete is pouring the back, fixed direct buries pipe fitting on the floor can have certain skew, so appear easily that the sewage is responsible for from top to bottom and can't align the concatenation, carries out rotary adjustment through eccentric tube hole, and the difficult degree is big, wastes time and energy, can't improve the concatenation efficiency of sewage person in charge.

Disclosure of utility model

The utility model aims to provide an adjustable direct-buried pipe fitting of a sewage main pipe, which solves the problems that the existing direct-buried pipe fitting provided in the background technology is easy to cause the problem that the upper and lower sewage main pipes cannot be aligned and spliced and the splicing efficiency is low.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an adjustable direct buries pipe fitting in sewage is responsible for, includes concrete floor and the fixed direct buries main pipe fitting that sets up on concrete floor, the fixed interior backing ring that is provided with in middle part of direct buries main pipe fitting inner wall, all fixedly on the both sides of interior backing ring be provided with the regulation and connect the pipe fitting, it includes corrugated pipe section and the fixed lock top backing ring that sets up on corrugated pipe section to adjust the pipe fitting, the fixed inserted pipe spare that is provided with in top of lock top backing ring, corrugated pipe section's outside cover is equipped with the threaded connection pipe cap that is used for sewage to be responsible for the connection, and mobilizable upper and lower, control use, application scope is wide.

Preferably, the outside of the insertion pipe fitting is provided with an annular groove, and the inner side of the annular groove is sleeved with a sealing rubber ring, so that the water leakage and seepage problem at the splicing position can be remarkably reduced.

Preferably, the lock top backing ring is matched with the threaded connection pipe cap, and a sealing gasket is fixedly arranged on the inner side of the threaded connection pipe cap, so that the tightness of the splicing position of the directly-buried pipe fitting and the sewage main pipe section can be improved.

Preferably, the clamping backing rings are fixedly arranged at the two ends of the direct-buried main pipe fitting, so that the tightness of the joint of the direct-buried main pipe fitting and the concrete floor slab can be improved.

Preferably, a plurality of retaining wall annular plates are fixedly arranged on the outer side of the direct-buried main pipe fitting, so that the connection tightness degree of the direct-buried main pipe fitting and the concrete floor slab can be increased, and the direct-buried main pipe fitting is stable and reliable and is not easy to fall off.

Preferably, the corrugated pipe sections are fixedly arranged on the inner backing ring, and the two corrugated pipe sections are arranged opposite to each other, so that the sewage drainage is stable and smooth.

Compared with the prior art, the utility model has the beneficial effects that: this directly buried pipe fitting has set up the ripple pipeline section at both ends, and the ripple pipeline section can nimble pull out and control swing and adjust, through the mode of screw locking, realizes the concatenation intercommunication that upper and lower sewage was responsible for, and under the condition that skew and insufficient length appear in upper and lower sewage was responsible for, can all realize the connection that the sewage was responsible for, and the suitability is good, has splice high-efficient, the leakproofness is good and the characteristics of being convenient for maintain.

Drawings

FIG. 1 is a schematic view of a direct-buried pipe fitting of the present utility model;

FIG. 2 is a front cross-sectional view of a direct-burried pipe fitting of the present utility model;

FIG. 3 is a schematic view of a disassembly structure of a directly buried pipe fitting according to the present utility model;

fig. 4 is a schematic structural view of an adjusting connection pipe fitting according to the present utility model.

In the figure: 1. directly burying a main pipe fitting; 2. a clamping backing ring; 3. adjusting the connecting pipe fitting; 31. a bellows section; 32. locking a backing ring; 33. a cannula member; 34. an annular groove; 35. sealing rubber rings; 4. the screw thread is connected with the pipe cap; 5. a wall clamping ring plate; 6. a concrete floor slab; 7. an inner backing ring; 8. and a sealing gasket.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-4, the utility model provides an adjustable direct-buried pipe fitting of a sewage main pipe, which comprises a concrete floor slab 6 and a direct-buried main pipe fitting 1 fixedly arranged on the concrete floor slab 6, wherein an inner backing ring 7 is fixedly arranged in the middle of the inner wall of the direct-buried main pipe fitting 1, adjusting connecting pipe fittings 3 are fixedly arranged on two sides of the inner backing ring 7, each adjusting connecting pipe fitting 3 comprises a corrugated pipe section 31 and a locking backing ring 32 fixedly arranged on the corrugated pipe section 31, the top end of each locking backing ring 32 is fixedly provided with an inserting pipe fitting 33, the outer side of each corrugated pipe section 31 is sleeved with a threaded connecting pipe cap 4 for connecting the sewage main pipe, each corrugated pipe section 31 is fixedly arranged on the inner backing ring 7, and the two corrugated pipe sections 31 are oppositely arranged;

When the sewage pipe is used, when the upper main sewage pipe section and the lower main sewage pipe section are spliced, the external thread caps are firstly welded at the two ends of the main sewage pipe section in a hot-melting way, in the splicing process, the corrugated pipe section 31 is pulled out, the pipe inserting piece 33 is inserted and tightly abutted against the main sewage pipe section, and then the pipe cap 4 is connected in a sliding and threaded manner, so that the main sewage pipe section is screwed and fixed on the external thread caps, and the splicing of the main sewage pipe section is completed.

Referring to fig. 1, 2, 3 and 4, further, an annular groove 34 is formed on the outer side of the insertion pipe fitting 33, a sealing rubber ring 35 is sleeved on the inner side of the annular groove 34, the locking backing ring 32 is matched with the threaded connection pipe cap 4, a sealing gasket 8 is fixedly arranged on the inner side of the threaded connection pipe cap 4, clamping backing rings 2 are fixedly arranged at two ends of the direct-buried main pipe fitting 1, and a plurality of wall clamping ring plates 5 are fixedly arranged on the outer side of the direct-buried main pipe fitting 1;

When the pipe inserting piece 33 is inserted into the main sewage pipe section in use, the sealing performance between the pipe inserting piece 33 and the main sewage pipe section is improved by the sealing rubber ring 35, after the threaded connection pipe cap 4 is screwed and fixed, the sealing gasket 8 can contact and abut against the locking backing ring 32, so that the sealing performance of the splicing is further improved, and the water leakage and water seepage probability of the spliced part of the main sewage pipe section can be reduced.

When the embodiment of the application is used, the following steps are adopted: when concrete floor 6 pours, fix the main pipe fitting 1 of direct burial on a straight line, when the main pipe section of upper and lower sewage is spliced, at the both ends hot melt welding external screw thread cap of main pipe section of sewage first, in the concatenation in-process, pull out ripple pipe section 31, make the pipe insertion piece 33 insert the top to the main pipe section of sewage tightly, then slip threaded connection pipe cap 4, screw up it and fix on the external screw thread cap, just accomplish the concatenation use of main pipe section of sewage this moment, because ripple pipe section 31 is scalable and the body is soft, can rock about and adjust about, consequently, still can realize the concatenation of main pipe section of sewage when shifting about, the concatenation is more efficient, application scope is wider.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides an adjustable direct buries pipe fitting in sewage is responsible for, includes concrete floor (6) and fixed direct buries that sets up on concrete floor (6) are responsible for piece (1), its characterized in that: the utility model discloses a sewage pipe fitting, including directly burying the middle part of being responsible for piece (1) inner wall, the fixed interior backing ring (7) that is provided with in middle part, all fixedly on the both sides of interior backing ring (7) be provided with adjust connect pipe fitting (3), adjust connect pipe fitting (3) including ripple pipeline section (31) and fixed lock top backing ring (32) that set up on ripple pipeline section (31), the top of lock top backing ring (32) is fixedly provided with plug pipe fitting (33), the outside cover of ripple pipeline section (31) is equipped with threaded connection pipe cap (4) that are used for sewage to be responsible for the connection.

2. The adjustable direct burial pipe fitting for a main sewage pipe of claim 1, wherein: an annular groove (34) is formed in the outer side of the insertion pipe piece (33), and a sealing rubber ring (35) is sleeved on the inner side of the annular groove (34).

3. The adjustable direct burial pipe fitting for a main sewage pipe of claim 1, wherein: the lock top backing ring (32) is matched with the threaded connection pipe cap (4), and a sealing gasket (8) is fixedly arranged on the inner side of the threaded connection pipe cap (4).

4. The adjustable direct burial pipe fitting for a main sewage pipe of claim 1, wherein: clamping backing rings (2) are fixedly arranged at two ends of the direct-buried main pipe fitting (1).

5. The adjustable direct burial pipe fitting for a main sewage pipe of claim 1, wherein: a plurality of retaining wall annular plates (5) are fixedly arranged on the outer side of the direct-buried main pipe fitting (1).

6. The adjustable direct burial pipe fitting for a main sewage pipe of claim 1, wherein: the corrugated pipe sections (31) are fixedly arranged on the inner backing ring (7), and the two corrugated pipe sections (31) are arranged opposite to each other.