CN213629345U

CN213629345U - Heating power pipeline convenient to airtight connection

Info

Publication number: CN213629345U
Application number: CN202022630969.0U
Authority: CN
Inventors: 马小宇; 陈少平; 武树峰; 石建兴; 崔亚衡; 苏宇博; 刘俊超; 高正杰; 孙留洋
Original assignee: Zhengzhou Airport City Operation Co ltd
Current assignee: Zhengzhou Airport City Operation Co ltd
Priority date: 2020-11-14
Filing date: 2020-11-14
Publication date: 2021-07-06
Anticipated expiration: 2030-11-14

Abstract

The utility model relates to the field of heat distribution pipelines, in particular to a heat distribution pipeline convenient for airtight connection, which comprises a pipeline I and a pipeline II which are connected with each other, wherein the inner wall of the end part of the pipeline I is a cone with gradually enlarged outward diameter, the end part of the pipeline II is provided with a cone head matched with the inner wall of the end part of the pipeline I, the outer edges of the end parts of the pipeline I and the pipeline II are provided with symmetrical connecting outer edges, and the connecting outer edges are connected through a hoop; the inner walls of the pipeline I and the pipeline II are sequentially provided with an anticorrosive coating I, a steel pipe layer, a heat insulation layer and an anticorrosive coating II from inside to outside. This heating power pipeline novel structure, reasonable in design connects the leakproofness good, and the heat preservation effect is good, and the practicality is strong.

Description

Heating power pipeline convenient to airtight connection

Technical Field

The utility model relates to a heating power pipeline field especially relates to a heating power pipeline convenient to airtight connection.

Background

In the heat supply engineering construction at the present stage, a heat distribution pipeline network is formed by connecting a plurality of pipelines, however, the connection tightness of the heat distribution pipeline used firstly is insufficient, so that the problems of pipe explosion and leakage occur in a plurality of places in the whole country during heat supply every year, and casualties and property loss in different degrees are caused, so that the design of the heat distribution pipeline convenient for closed connection is very important.

Disclosure of Invention

An object of the utility model is to overcome the problem that exists among the prior art, and provide a heating power pipeline convenient to airtight connection, this heating power pipeline novel structure, reasonable in design connects the seal good, and the heat preservation effect is good, and the practicality is strong.

The technical scheme of the utility model is realized like this: a heating power pipeline convenient for closed connection comprises a pipeline I and a pipeline II which are connected with each other, wherein the inner wall of the end part of the pipeline I is conical with the diameter gradually increasing outwards, the end part of the pipeline II is provided with a conical head matched with the inner wall of the end part of the pipeline I, the outer edges of the end parts of the pipeline I and the pipeline II are provided with symmetrical connecting outer edges, and the connecting outer edges are connected through a hoop; the inner walls of the pipeline I and the pipeline II are sequentially provided with an anticorrosive coating I, a steel pipe layer, a heat insulation layer and an anticorrosive coating II from inside to outside.

Preferably, the outer side of connecting the outer edge is equipped with the conical surface, the inner wall of staple bolt be provided with connect outer edge assorted spread groove, the one end pin joint of staple bolt, the other end pass through bolted connection.

Preferably, the anticorrosive coating I and the anticorrosive coating II are both modified high-temperature-resistant polyurea anticorrosive coatings.

Preferably, the thickness of the thermal insulation layer accounts for 4/5 of the total thickness of the pipeline.

The utility model discloses following beneficial effect has: the utility model discloses a heating power pipeline convenient to airtight connection, this heating power pipeline novel structure, reasonable in design, heating power pipeline connects tightly, and it reveals to reduce aqueous medium, can avoid the junction pressure release and lead to water pressure unstability simultaneously, and the pipe connection department passes through the toper face and connects to carry out the block through the staple bolt, the seal is better, all is provided with the anticorrosive coating inside and outside the pipeline, reduces the corruption to the pipeline, increases the life of pipeline, and the practicality is strong.

Drawings

Fig. 1 is a schematic view of the heat distribution pipeline convenient for airtight connection according to the present invention.

Fig. 2 is a sectional view of the inner wall of the heat distribution pipeline convenient for airtight connection.

Fig. 3 is the schematic view of the hoop overlooking structure of the thermal power pipeline convenient for airtight connection.

In the figure: the pipeline comprises a pipeline I, a pipeline II, a pipeline 3, a conical head, a connecting outer edge, a hoop 5, a conical surface 6, a connecting groove 7, an anticorrosive layer I8, a steel pipe layer 9, a heat preservation and insulation layer 10 and an anticorrosive layer II 11.

Detailed Description

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): a heating power pipeline convenient for closed connection is disclosed, as shown in figures 1-3, and comprises a pipeline I1 and a pipeline II 2 which are connected with each other, wherein the inner wall of the end part of the pipeline I1 is in a conical shape with gradually increasing outward diameter, the end part of the pipeline II 2 is provided with a conical head 3 matched with the inner wall of the end part of the pipeline I1, after the conical head 3 is connected with the conical shape arranged on the inner wall of the pipeline I1, the connection is gradually tight along with the action of external force, the outer edges of the end parts of the pipeline I1 and the pipeline II 2 are provided with symmetrical connecting outer edges 4, and the connecting outer edges 4 are connected through an anchor; the outside of connecting outer edge 4 is equipped with conical surface 6, and the inner wall of staple bolt 5 is provided with and connects outer edge 4 assorted spread groove 7, and the one end pin joint of staple bolt 5, the other end pass through bolted connection, and along with the fastening of bolt, make staple bolt 5 with connect outer edge 4 and be connected more and more inseparable to increase the tightness of pipe connection. The inner walls of the pipeline I1 and the pipeline II 2 are sequentially provided with an anticorrosive coating I8, a steel pipe layer 9, a heat preservation and insulation layer 10 and an anticorrosive coating II 11 from inside to outside. The thickness of the heat insulation layer 10 accounts for 4/5 of the total thickness of the pipeline, so that the heat insulation effect of the pipeline is good. Anticorrosive coating I8 and anticorrosive coating II 11 are modified high temperature resistant polyurea anticorrosive coating, and the corrosion resistance is better, increases the life of pipeline, and the practicality is strong.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a heating power pipeline convenient to airtight connection which characterized in that: the pipeline comprises a pipeline I and a pipeline II which are connected with each other, wherein the inner wall of the end part of the pipeline I is conical with the diameter gradually increasing outwards, the end part of the pipeline II is provided with a conical head matched with the inner wall of the end part of the pipeline I, the outer edges of the end parts of the pipeline I and the pipeline II are provided with symmetrical connecting outer edges, and the connecting outer edges are connected through a hoop; the inner walls of the pipeline I and the pipeline II are sequentially provided with an anticorrosive coating I, a steel pipe layer, a heat insulation layer and an anticorrosive coating II from inside to outside.

2. A thermal conduit to facilitate a hermetic connection as in claim 1, wherein: the outside on connecting the outer edge is equipped with the conical surface, the inner wall of staple bolt be provided with connect outer edge assorted spread groove, the one end pin joint of staple bolt, the other end pass through bolted connection.

3. A thermal conduit to facilitate a hermetic connection as in claim 1, wherein: and the anticorrosive coating I and the anticorrosive coating II are both modified high-temperature-resistant polyurea anticorrosive coatings.

4. A thermal conduit to facilitate a hermetic connection as in claim 1, wherein: the thickness of the heat insulation layer accounts for 4/5 of the total thickness of the pipeline.