CN219510356U

CN219510356U - Municipal pipeline connection structure

Info

Publication number: CN219510356U
Application number: CN202320449777.0U
Authority: CN
Inventors: 余成云; 胡安琪; 潘德洋
Original assignee: Zhejiang Jiahua Architectural Design Institute Co ltd
Current assignee: Zhejiang Jiahua Architectural Design Institute Co ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-08-11
Anticipated expiration: 2033-03-10

Abstract

The utility model relates to a municipal pipeline connecting structure which comprises a female pipe joint and a male pipe joint, wherein at least one circle of connecting ring is arranged on the end face of a connecting disc of the male pipe joint, the connecting ring consists of a compression ring segment, a leading-in segment and a sealing segment, shrinkage inclined planes which shrink towards the middle are arranged on both sides of the leading-in segment and the sealing segment, a first shrinkage angle of the shrinkage inclined planes of the leading-in segment which shrink towards the middle is larger than a second shrinkage angle of the shrinkage inclined planes of the sealing segment which shrink towards the middle, a connecting groove which is in sealing fit with the connecting ring is arranged on the female pipe joint, a dovetail groove is arranged at the bottom of the connecting groove, and one circle of dovetail sealing rings are arranged in the dovetail groove. Through set up the go-between on the connection pad of public end coupling, set up the spread groove simultaneously on the connection pad of female end coupling to set up the forked tail sealing washer in the dovetail of spread groove bottom, the forked tail sealing washer is fixed a position by the dovetail, need not the manual work when docking and fix a position the forked tail sealing washer.

Description

Municipal pipeline connection structure

Technical Field

The utility model relates to the technical field of pipelines, in particular to a municipal pipeline connecting structure.

Background

Municipal drainage pipes refer to rainwater and sewage pipelines under municipal roads, namely commonly called as 'sewer pipelines', are commonly called as urban drainage pipelines in engineering, water is an indispensable substance in daily life, and transportation of the water depends on transportation of the drainage pipes, so that various drainage pipelines of Pei are often required to be installed on a building, and in actual construction, the pipelines are often required to be spliced.

In the prior art, the pipeline is connected with the pipeline by adopting a flange plate, and a sealing ring is usually arranged between two sealing surfaces for solving the sealing problem. Sealing between pipeline and the pipeline simply relies on the sealing washer on the junction surface to seal, and the leakproofness is poor, moreover, when docking, owing to lack to fix a position the sealing washer, need the manual work to fix a position the sealing washer, the installation is very inconvenient.

Disclosure of Invention

Aiming at the defects in the background technology, the utility model provides a municipal pipeline connecting structure.

The technical scheme adopted by the utility model is as follows: the utility model provides a municipal pipeline connection structure, includes female end coupling and public end coupling, female end coupling and public end coupling all include to be responsible for and connection pad, be equipped with at least round go-between on the connection pad terminal surface of public end coupling, the go-between comprises clamping ring section, leading-in section and sealed section both sides all are provided with the shrink inclined plane to middle shrink, and the shrink inclined plane of leading-in section is greater than the shrink inclined plane of sealed section to middle shrink second shrink angle, be equipped with on the female end coupling with above-mentioned go-between sealing fit's spread groove, the bottom of spread groove is equipped with the dovetail, be equipped with round dovetail seal in the dovetail.

Further, the second contraction angle is 10 ° -15 °.

Further, the first contraction angle is 30 ° -35 °.

Further, a plurality of reinforcing plates are arranged between the main pipe and the connecting disc at equal intervals.

Further, a plurality of fixing holes are formed in the connecting disc between the reinforcing plates.

Further, a filter screen groove for installing a filter screen is formed in the connecting disc of the female end pipe joint and the connecting disc of the male end pipe joint.

The beneficial effects of the utility model are as follows: according to the utility model, the connecting ring is arranged on the connecting disc of the male pipe joint, the connecting groove is arranged on the connecting disc of the female pipe joint, the dovetail sealing ring is arranged in the dovetail groove at the bottom of the connecting groove, the dovetail sealing ring is positioned by the dovetail groove, the dovetail sealing ring is not required to be positioned manually during butt joint, and meanwhile, the dovetail sealing ring is compressed by the connecting ring, so that the connection tightness between pipes is improved.

In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages.

The utility model will be described in further detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic cross-sectional view of the present utility model.

Fig. 2 is a schematic structural view of the present utility model.

Fig. 3 is an enlarged schematic view of fig. 1 at a in accordance with the present utility model.

Fig. 4 is an enlarged schematic view of the utility model at B in fig. 1.

In fig. 1-4: 1. a female end pipe joint; 2. a male end pipe joint; 3. a main pipe; 4. a connecting disc; 5. a connecting ring; 6. a pressure ring segment; 7. an introduction section; 8. a sealing section; 9. a first pinch angle; 10. a second pinch angle; 11. a connecting groove; 12. a dovetail groove; 13. dovetail sealing rings; 14. a reinforcing plate; 15. a fixing hole; 16. and (5) a filter screen.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. 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.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

The utility model provides a municipal pipeline connecting structure.

In this embodiment, referring to fig. 1-4, this municipal pipeline connection structure, including female end coupling 1 and public end coupling 2, female end coupling and public end coupling all include and are responsible for 3 and connection pad 4, be equipped with round at least go-between 5 on the connection pad terminal surface of public end coupling, the go-between comprises clamping ring segment 6, leading-in section 7 and seal section 8, leading-in section and seal section both sides all are provided with the shrink inclined plane to middle shrink, and the first shrink angle 9 of the shrink inclined plane of leading-in section to middle shrink is greater than the second shrink angle 10 of the shrink inclined plane of seal section to middle shrink, be equipped with on the female end coupling with above-mentioned go-between sealing fit's spread groove 11, the bottom of spread groove is equipped with dovetail 12, be equipped with round dovetail seal 13 in the dovetail.

In the technical scheme, the connecting ring is arranged on the connecting disc of the male pipe joint, the connecting groove is formed in the connecting disc of the female pipe joint, the dovetail sealing ring is arranged in the dovetail groove at the bottom of the connecting groove, the dovetail sealing ring is positioned by the dovetail groove, manual positioning of the dovetail sealing ring is not needed during butt joint, meanwhile, the dovetail sealing ring is pressed by the connecting ring, and the connection tightness between pipes is improved.

Wherein, the go-between comprises clamping ring segment, leading-in section and sealed section, and the clamping ring segment is used for compressing tightly the forked tail sealing washer, and the shrink angle of the shrink inclined plane of leading-in section is greater than the shrink angle of the shrink inclined plane of sealed section for the opening of spread groove is about to be greater than the go-between tip far enough, thereby in the go-between with the spread groove butt joint at the go-between, in the connection inslot that leading-in section can be very convenient, construction convenience improves installation effectiveness.

Specifically, the second contraction angle is 10-15 degrees; the first contraction angle is 30-35 degrees; a plurality of reinforcing plates 14 are arranged between the main pipe and the connecting disc at equal intervals.

In the technical scheme, the reinforcing plate is arranged between the main pipe and the connecting disc, so that the strength of the pipeline is improved.

Specifically, a plurality of fixing holes 15 are formed in the connecting disc between the reinforcing plates.

After the female pipe joint and the male pipe joint are in butt joint, the female pipe joint and the male pipe joint are fixedly connected through bolts penetrating through the fixing holes.

Specifically, a filter screen groove for installing the filter screen 16 is formed in the connecting disc of the female end pipe joint and the connecting disc of the male end pipe joint.

The skilled person will know: while the utility model has been described in terms of the foregoing embodiments, the inventive concepts are not limited to the utility model, and any modifications that use the inventive concepts are intended to be within the scope of the appended claims.

Claims

1. Municipal pipeline connection structure, including female end coupling and public end coupling, female end coupling and public end coupling all include to be responsible for and connection pad, its characterized in that: the connecting disc end face of the male pipe joint is provided with at least one circle of connecting ring, the connecting ring is composed of a compression ring section, a leading-in section and a sealing section, shrinkage inclined planes which shrink towards the middle are arranged on two sides of the leading-in section and the sealing section, a first shrinkage angle of the shrinkage inclined planes of the leading-in section which shrink towards the middle is larger than a second shrinkage angle of the shrinkage inclined planes of the sealing section which shrink towards the middle, the female pipe joint is provided with a connecting groove which is matched with the connecting ring in a sealing mode, the bottom of the connecting groove is provided with a dovetail groove, and a circle of dovetail sealing ring is arranged in the dovetail groove.

2. The municipal pipe connection according to claim 1, wherein: the second contraction angle is 10 degrees to 15 degrees.

3. The municipal pipe connection according to claim 1, wherein: the first contraction angle is 30-35 degrees.

4. The municipal pipe connection according to claim 1, wherein: a plurality of reinforcing plates are arranged between the main pipe and the connecting disc at equal intervals.

5. The municipal pipe connection according to claim 4, wherein: a plurality of fixing holes are formed in the connecting disc between the reinforcing plates.

6. The municipal pipe connection according to claim 4, wherein: a filter screen groove for installing a filter screen is formed in the connecting disc of the female end pipe joint and the connecting disc of the male end pipe joint.