CN219062717U

CN219062717U - Air leakage prevention structure for ventilation pipeline connection

Info

Publication number: CN219062717U
Application number: CN202223240510.5U
Authority: CN
Inventors: 李林燕; 王芳来
Original assignee: Beijing Future Bo'ao Clean Technology Co ltd
Current assignee: Beijing Future Bo'ao Clean Technology Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-05-23
Anticipated expiration: 2032-12-02

Abstract

The utility model relates to the technical field of ventilation pipelines and discloses an air leakage prevention structure for connecting the ventilation pipelines, which comprises a first pipeline and a second pipeline, wherein the first pipeline and the second pipeline are distributed in bilateral symmetry, fixed rings are fixedly arranged on the outer walls of the connecting ends of the first pipeline and the second pipeline, sealing belts are wound on the outer walls of the connecting positions of the first pipeline and the second pipeline and positioned between the two fixed rings, two sealing pieces are sleeved outside the connecting positions of the first pipeline and the second pipeline, the two sealing pieces are in a semicircular shape, the two sealing pieces are distributed vertically symmetrically and sleeved outside the sealing belts, and sealing rings are movably sleeved on the first pipeline and the second pipeline, and the two sealing rings are butted together and sleeved outside the two sealing pieces and the fixed rings.

Description

Air leakage prevention structure for ventilation pipeline connection

Technical Field

The utility model belongs to the technical field of ventilation pipelines, and particularly relates to an air leakage prevention structure for ventilation pipeline connection.

Background

The utility model provides a ventilation pipeline is ventilation and air conditioning engineering of industry and civil architecture with metal or composite pipeline, is a municipal infrastructure in order to make the air circulation, reduces harmful gas concentration, consequently, ventilation pipeline's leakproofness is particularly important, and is connected between current ventilation pipeline and the pipeline and exist the gap, when carrying harmful gas, if the junction of pipeline appears leaking out the air condition, just can take place the condition that harmful gas revealed, harmful gas can cause the pollution to the external environment, can influence human health even, for this application provides a ventilation pipeline connects with leak protection wind structure.

Disclosure of Invention

In order to solve the problems set forth in the background art, the utility model provides the following technical scheme: the utility model provides a ventilation pipe connects with leak protection wind structure, including first pipeline and second pipeline, first pipeline and second pipeline bilateral symmetry distribute, equal fixed mounting has solid fixed ring on the outer wall of first pipeline and second pipeline link, and the winding has the sealing strip on the outer wall of first pipeline and second pipeline junction, and the sealing strip is located between two solid fixed rings, two sealing pieces have been cup jointed in the outside of first pipeline and second pipeline junction, two sealing pieces are the semicircle ring shape, and two sealing pieces upper and lower symmetric distribution and cup joint in the outside of sealing strip, all the activity has cup jointed the sealing ring on first pipeline and second pipeline, two sealing rings butt joint together and the outside of cover at two sealing pieces and solid fixed ring.

Further, the diameter of the outer wall of the sealing element, the diameter of the outer wall of the fixing ring and the diameter of the inner wall of the sealing ring are the same.

Further, when two sealing rings are in butt joint, the inner walls of the two sealing rings respectively prop against the side surfaces of the fixing rings on the first pipeline and the second pipeline.

Further, a first linking groove is formed in one end, close to the second pipeline, of the first pipeline, a first linking ring is welded to one end, close to the first pipeline, of the second pipeline, and the first linking ring at one end of the second pipeline is inserted into the first linking groove at one end of the first pipeline.

Further, the second linking groove and the second linking ring welded are respectively arranged at the butt joint end of the two sealing rings, and the second linking ring at one end of one sealing ring is inserted into the second linking groove at one end of the other sealing ring.

Furthermore, the first linking groove and the second linking groove are respectively internally provided with a sol.

Further, the two sides of the two sealing rings are fixedly provided with the connecting blocks, and the connecting blocks on the same side of the two sealing rings are respectively inserted with bolts.

Compared with the prior art, the utility model has the beneficial effects that:

when connecting the pipeline, at first dock first pipeline and second pipeline, make the first linking ring of second pipeline one end peg graft in the first linking inslot of first pipeline one end, then twine the sealing strip in the junction of first pipeline and second pipeline, make it be located between two solid fixed rings, then align two sealing pieces from top to bottom and overlap in the sealing strip outside, two sealing pieces are located equally between two solid fixed rings, last remove the sealing ring on first pipeline and the second pipeline, make two sealing rings support respectively at two solid fixed ring sides and dock together, two sealing rings can overlap the sealing piece in its inside, and the second linking ring of one of them sealing ring one end peg graft in the second linking inslot of another sealing ring one end, finally make the bolt run through two linking pieces of two sealing ring homonymies and can accomplish the connection of pipeline, pass through sealing strip, sealing piece and sealing ring, greatly increased the leakproofness of pipeline junction for the condition that leaks out can not appear in the junction of first pipeline and second pipeline.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of a part of the structure of the present utility model;

FIG. 3 is a schematic view of the structure of the first and second pipes of the present utility model;

FIG. 4 is a schematic view of the structure of the connection of two seal rings of the present utility model;

FIG. 5 is a schematic view of the seal band and seal of the present utility model;

in the figure: 1. a first pipe; 2. a second pipe; 3. a fixing ring; 4. a seal; 5. a sealing tape; 6. a first engagement groove; 7. a first adapter ring; 9. a seal ring; 10. a joint block; 11. a bolt; 12. and a second adapter ring.

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.

The utility model is given by figures 1-5, which comprises a first pipeline 1 and a second pipeline 2, wherein the first pipeline 1 and the second pipeline 2 are distributed symmetrically left and right, the outer walls of the connecting ends of the first pipeline 1 and the second pipeline 2 are fixedly provided with fixing rings 3, the outer walls of the connecting parts of the first pipeline 1 and the second pipeline 2 are wound with sealing belts 5, the sealing belts 5 are positioned between the two fixing rings 3, the outer parts of the connecting parts of the first pipeline 1 and the second pipeline 2 are sleeved with two sealing pieces 4, the two sealing pieces 4 are semicircular, the two sealing pieces 4 are distributed symmetrically up and down and sleeved with the outer parts of the sealing belts 5, the first pipeline 1 and the second pipeline 2 are movably sleeved with sealing rings 9, and the two sealing rings 9 are butted together and sleeved with the outer parts of the two sealing pieces 4 and the fixing rings 3.

Simultaneously, the diameter of the outer wall of the sealing element 4, the diameter of the outer wall of the fixed ring 3 and the diameter of the inner wall of the sealing ring 9 are all the same, so that the sealing ring 9 is sleeved outside the two sealing elements 4, the two sealing elements 4 are sleeved outside the sealing belt 5, and the tightness of the joint of the first pipeline 1 and the second pipeline 2 is improved.

In addition, when two sealing rings 9 are in butt joint, the inner walls of the two sealing rings 9 respectively prop against the side surfaces of the fixed ring 3 on the first pipeline 1 and the second pipeline 2.

And, first linking groove 6 has been seted up to the one end that first pipeline 1 is close to second pipeline 2, has welded first linking ring 7 in the one end that second pipeline 2 is close to first pipeline 1, and first linking ring 7 of second pipeline 2 one end is pegged graft in first linking groove 6 of first pipeline 1 one end.

And the butt joint ends of the two sealing rings 9 are respectively provided with a second connecting groove and a second connecting ring 12 welded, wherein the second connecting ring 12 at one end of one sealing ring 9 is inserted into the second connecting groove at one end of the other sealing ring 9.

In addition, the first linking groove 6 and the second linking groove are internally provided with soluble matters, and the soluble matters can increase connectivity, so that the connection is more stable.

It should be noted that, the two sides of the two sealing rings 9 are fixedly provided with the connecting blocks 10, the connecting blocks 10 on the same side of the two sealing rings 9 are respectively inserted with the bolts 11, and the two sealing rings 9 are fixedly connected through the bolts 11.

Working principle: when the first pipeline 1 and the second pipeline 2 are connected, the first pipeline 1 and the second pipeline 2 are butted, the first connecting ring 7 at one end of the second pipeline 2 is inserted into the first connecting groove 6 at one end of the first pipeline 1, then the sealing band 5 is wound at the connecting position of the first pipeline 1 and the second pipeline 2 and positioned between the two fixed rings 3, then the two sealing elements 4 are aligned up and down and sleeved outside the sealing band 5, the two sealing elements 4 are also positioned between the two fixed rings 3, finally the sealing rings 9 on the first pipeline 1 and the second pipeline 2 are moved to enable the two sealing rings 9 to be respectively abutted against the side surfaces of the two fixed rings 3 and butted together, the two sealing rings 9 can sleeve the sealing elements 4 inside the sealing rings, the second connecting ring 12 at one end of one sealing ring 9 is inserted into the second connecting groove at one end of the other sealing ring 9, and finally the bolts 11 penetrate through the two connecting blocks 10 at the same side of the two sealing rings 9, so that the connection between the second pipeline 2 of the first pipeline 1 and the second pipeline 2 can be completed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a ventilation duct connects with leak protection wind structure, includes first pipeline (1) and second pipeline (2), its characterized in that: the utility model discloses a pipeline structure, including first pipeline (1) and second pipeline (2), the symmetry distributes about first pipeline (1) and second pipeline (2), all fixed mounting has solid fixed ring (3) on the outer wall of first pipeline (1) and second pipeline (2) link, and twine sealing strip (5) on the outer wall of first pipeline (1) and second pipeline (2) junction, and sealing strip (5) are located between two solid fixed ring (3), two sealing pieces (4) have been cup jointed in the outside of first pipeline (1) and second pipeline (2) junction, two sealing pieces (4) are semicircle ring-shaped, and two sealing pieces (4) up-down symmetry distribute and cup joint in the outside of sealing strip (5), all movably cup joint sealing ring (9) on first pipeline (1) and second pipeline (2), two sealing rings (9) butt joint together and the outside of cover at two sealing pieces (4) and solid fixed ring (3).

2. The air leakage preventing structure for air duct connection according to claim 1, wherein: the diameter of the outer wall of the sealing piece (4), the diameter of the outer wall of the fixed ring (3) and the diameter of the inner wall of the sealing ring (9) are the same.

3. The air leakage preventing structure for air duct connection according to claim 1, wherein: when the two sealing rings (9) are in butt joint, the inner walls of the two sealing rings (9) respectively prop against the side surfaces of the fixing rings (3) on the first pipeline (1) and the second pipeline (2).

4. The air leakage preventing structure for air duct connection according to claim 1, wherein: the first pipeline (1) is close to one end of the second pipeline (2) and is provided with a first connecting groove (6), one end of the second pipeline (2) close to the first pipeline (1) is welded with a first connecting ring (7), and the first connecting ring (7) at one end of the second pipeline (2) is inserted into the first connecting groove (6) at one end of the first pipeline (1).

5. The air leakage preventing structure for air duct connection according to claim 4, wherein: the two sealing rings (9) are respectively provided with a second connecting groove and a second connecting ring (12) welded at the butt joint end, and the second connecting ring (12) at one end of one sealing ring (9) is inserted into the second connecting groove at one end of the other sealing ring (9).

6. The air leakage preventing structure for air duct connection according to claim 5, wherein: the first connecting groove (6) and the second connecting groove are internally provided with soluble matters.

7. The air leakage preventing structure for air duct connection according to claim 1, wherein: the two sides of the two sealing rings (9) are fixedly provided with connecting blocks (10), and the connecting blocks (10) on the same side of the two sealing rings (9) are respectively inserted with bolts (11).