CN216479488U

CN216479488U - Anti-seepage structure of heating ventilation water supply and drainage pipeline

Info

Publication number: CN216479488U
Application number: CN202123238409.1U
Authority: CN
Inventors: 冯向; 李伟贞; 郭昊天; 张飞敏; 姬建修; 李蕴阳
Original assignee: Henan Trust Anticorrosion Engineering Co ltd
Current assignee: Henan Trust Anticorrosion Engineering Co ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-05-10
Anticipated expiration: 2031-12-22

Abstract

The utility model discloses an anti-seepage structure of a heating ventilation water supply and drainage pipeline, which comprises a first pipeline and a second pipeline, wherein the end part of the first pipeline is provided with a first flange, and the end part of the second pipeline is provided with a second flange; the corrugated pipe comprises a metal corrugated pipe, wherein a third flange and a fourth flange are respectively arranged at two ends of the metal corrugated pipe; the first flange and the third flange, and the second flange and the fourth flange are connected through a plurality of bolts; a plurality of fixed blocks are uniformly distributed on the periphery of the outer ring side of the third flange, and a plurality of fixed rings are uniformly distributed on the periphery of the outer ring side of the fourth flange; the fixed blocks correspond to the fixed rings one by one; a guide rod is arranged on one side of the fixed block, which faces to the corresponding fixed ring, is parallel to the axial lead of the metal corrugated pipe, and penetrates through the fixed ring and is in sliding connection with the fixed ring; the utility model discloses have good stability and leakproofness, can avoid warm logical water supply and drainage pipe to connect the infiltration, can adapt to the expend with heat and contract with cold of long pipeline, avoid water supply and drainage pipe to connect the deformation damage, avoid the emergence of seepage phenomenon.

Description

Anti-seepage structure of heating ventilation water supply and drainage pipeline

Technical Field

The utility model belongs to the technical field of warm logical pipeline connects, concretely relates to warm logical water supply and drainage pipe seepage prevention structure.

Background

Heating and ventilation is a component of a building, and the heating and ventilation comprises: the three aspects of heating, ventilation and air conditioning are gradually integrated into a whole along with the continuous development of the building industry, so that the heating and water supplying functions can be realized. The pipeline is heated to expand and contract with cold by the change of the internal water temperature, and particularly the long pipeline is influenced by the expansion with heat and contraction with cold and can be extended and shortened. Traditional warm water supply and drainage pipe connects and passes through flange joint, receives expend with heat and contract with cold when the pipeline influences the extension or shortens, can damage the joint connection structure between the pipeline, and the light person causes the infiltration phenomenon, and serious pipeline that leads to bursts to damage, causes great loss.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a warm problem among the prior art of leading to water supply and drainage pipe seepage prevention structure solves, has good stability and leakproofness, can avoid warm leading to water supply and drainage pipe joint infiltration, can adapt to the expend with heat and contract with cold of long pipeline, avoids water supply and drainage pipe joint to warp the damage, avoids the emergence of seepage phenomenon.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-seepage structure of a heating and ventilating water supply and drainage pipeline comprises a first pipeline and a second pipeline, wherein a first flange is arranged at the end part of the first pipeline, and a second flange is arranged at the end part of the second pipeline; the corrugated pipe comprises a metal corrugated pipe, wherein a third flange and a fourth flange are respectively arranged at two ends of the metal corrugated pipe; the first flange and the third flange, and the second flange and the fourth flange are connected through a plurality of bolts; a plurality of fixed blocks are uniformly distributed on the periphery of the outer ring side of the third flange, and a plurality of fixed rings are uniformly distributed on the periphery of the outer ring side of the fourth flange; the fixed blocks correspond to the fixed rings one by one; the fixed block is provided with a guide rod towards one side of the corresponding fixed ring, the guide rod is parallel to the axial lead of the metal corrugated pipe, and the guide rod penetrates through the fixed ring and is connected with the fixed ring in a sliding manner.

Further, the first pipeline and the first flange are connected in a welding mode; the second pipeline and the second flange are connected in a welding mode.

Furthermore, the connection modes of the metal corrugated pipe, the third flange and the fourth flange are all welding.

Further, sealing rings are arranged between the first flange and the third flange and between the second flange and the fourth flange.

Furthermore, the side surfaces of the first flange, the second flange, the third flange and the fourth flange are provided with annular grooves matched with the sealing rings.

Furthermore, the number of the fixing blocks, the fixing rings and the guide rods is four.

The utility model has the advantages as follows:

the utility model has good stability and sealing performance, the metal corrugated pipe is adopted in the joint structure, the water seepage of the heating and ventilation water supply and drainage pipeline joint can be avoided, the expansion caused by heat and the contraction caused by cold of a long pipeline can be adapted, the deformation and the damage of the water supply and drainage pipeline joint can be avoided, and the leakage phenomenon can be avoided; the metal corrugated pipe is ensured to stretch out and draw back through the guide structure, the radial strength is improved, the deformation is avoided, and the safety and the reliability are realized.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. the pipeline comprises a first pipeline, a second pipeline, a first flange, a second flange, a metal corrugated pipe, a third flange, a fourth flange, a bolt, a sealing ring, a fixing block, a fixing ring, a guide rod and a bolt, wherein the first pipeline is 2, the second pipeline is 3, the first flange is 4, the second flange is 5, the metal corrugated pipe is 6, the third flange is 7, the fourth flange is 8, the bolt is 9, the sealing ring is 10, the fixing block is 11, the fixing ring is 12.

Detailed Description

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.

In the description of the present invention, it is to be understood that the terms "middle", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third", "fourth" may explicitly or implicitly include one or more of the features.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1, the embodiment provides an anti-seepage structure for a heating ventilation water supply and drainage pipeline, which includes a first pipeline 1 and a second pipeline 2, wherein a first flange 3 is arranged at an end of the first pipeline 1, and a second flange 4 is arranged at an end of the second pipeline 2; the corrugated pipe comprises a metal corrugated pipe 5, wherein a third flange 6 and a fourth flange 7 are respectively arranged at two ends of the metal corrugated pipe 5; the first flange 3 and the third flange 6, and the second flange 4 and the fourth flange 7 are connected through a plurality of bolts 8; a plurality of fixing blocks 10 are uniformly distributed on the periphery of the outer ring side of the third flange 6, and a plurality of fixing rings 11 are uniformly distributed on the periphery of the outer ring side of the fourth flange 7; the fixed blocks 10 correspond to the fixed rings 11 one by one; the fixed block 10 is provided with a guide rod 12 towards one side of the corresponding fixed ring 11, the guide rod 12 is parallel to the axial lead of the metal corrugated pipe 5, and the guide rod 12 penetrates through the fixed ring 11 and is connected with the fixed ring 11 in a sliding mode.

In this embodiment, the first pipeline 1 and the first flange 3 are connected by welding; the second pipeline 2 and the second flange 4 are connected by welding.

In this embodiment, the metal bellows 5 is connected to the third flange 6 and the fourth flange 7 by welding.

In this embodiment, the sealing rings 9 are disposed between the first flange 3 and the third flange 6, and between the second flange 4 and the fourth flange 7.

In this embodiment, the side surfaces of the first flange 3, the second flange 4, the third flange 6 and the fourth flange 7 are all provided with an annular groove matched with the sealing ring 9.

In this embodiment, the number of the fixing blocks 10, the fixing rings 11 and the guide rods 12 is four.

The utility model discloses during the implementation, the bolt 8 of screwing, make first flange 3 and third flange 6 connect, compress tightly sealing washer 9 between them, realize good leakproofness. The bolts 8 are screwed tightly to connect the second flange 4 and the fourth flange 7, and the sealing ring 9 between the second flange and the fourth flange is compressed tightly, so that good sealing performance is realized; thereby realizing that the first pipe 1 and the second pipe 2 are connected by the metal bellows 5. When the lengths of the first and second pipes 1 and 2 change due to the expansion and contraction phenomenon, the metal bellows 5 is passively stretched or compressed, thereby preventing the damage of the connection structure. In the stretching or compressing process of the metal corrugated pipe 5, the guide rod 12 moves along the fixing ring 11, the axial deformation of the metal corrugated pipe 5 is guaranteed, the radial deformation is avoided, the radial deformation of the metal corrugated pipe 5 can also be avoided due to the combined structure of the fixing block 10, the fixing ring 11 and the guide rod 12 in the using process, the stability of the warm water supply and drainage pipeline is guaranteed, and the deformation and leakage are avoided.

The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims

1. The utility model provides a heating leads to prevention of seepage structure of water supply and drainage pipeline, includes first pipeline and second pipeline, its characterized in that: a first flange is arranged at the end part of the first pipeline, and a second flange is arranged at the end part of the second pipeline; the corrugated pipe comprises a metal corrugated pipe, wherein a third flange and a fourth flange are respectively arranged at two ends of the metal corrugated pipe; the first flange and the third flange, and the second flange and the fourth flange are connected through a plurality of bolts; a plurality of fixed blocks are uniformly distributed on the periphery of the outer ring side of the third flange, and a plurality of fixed rings are uniformly distributed on the periphery of the outer ring side of the fourth flange; the fixed blocks correspond to the fixed rings one by one; the fixed block is provided with a guide rod towards one side of the corresponding fixed ring, the guide rod is parallel to the axial lead of the metal corrugated pipe, and the guide rod penetrates through the fixed ring and is connected with the fixed ring in a sliding manner.

2. The anti-seepage structure of the heating and ventilation water supply and drainage pipeline of claim 1, wherein: the first pipeline and the first flange are connected in a welding mode; the second pipeline and the second flange are connected in a welding mode.

3. The anti-seepage structure of the heating and ventilation water supply and drainage pipeline as claimed in claim 2, wherein: the connection modes of the metal corrugated pipe, the third flange and the fourth flange are all welding.

4. The seepage-proofing structure of the heating, ventilation, water supply and drainage pipeline of claim 3, wherein: and sealing rings are arranged between the first flange and the third flange and between the second flange and the fourth flange.

5. The seepage-proofing structure of the heating, ventilation, water supply and drainage pipeline of claim 4, wherein: and the side surfaces of the first flange, the second flange, the third flange and the fourth flange are provided with annular grooves matched with the sealing rings.

6. The seepage-proofing structure of the heating and ventilation water supply and drainage pipeline as claimed in claim 5, wherein: the quantity of fixed block, solid fixed ring and guide bar is four.