CN216408050U - Pipeline sealing connecting mechanism - Google Patents
Pipeline sealing connecting mechanism Download PDFInfo
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- CN216408050U CN216408050U CN202122637135.7U CN202122637135U CN216408050U CN 216408050 U CN216408050 U CN 216408050U CN 202122637135 U CN202122637135 U CN 202122637135U CN 216408050 U CN216408050 U CN 216408050U
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- flange
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- male
- pipeline
- gasket
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Abstract
The utility model relates to a pipeline sealing connecting mechanism, which comprises an air pipe and sealing parts connected with the two ends of the air pipe; one end of the port of the air pipe is a straight port, and the other end of the port of the air pipe is a flanging port; the sealing part comprises a male flange, a female flange and a gasket, the female flange is sleeved on the pipeline and matched with the flanging opening, the inner diameter of the female flange is larger than the outer diameter of the air pipe and smaller than the outer diameter of the flanging opening, and the female flange is clamped on the flanging opening; the male flange is connected with a straight port of the pipeline; and a gasket is arranged between the male flange and the female flange. In the utility model, at the joint of the pipelines, a female flange at one end is movably connected, and a male flange at the other end is fixedly connected; under the condition of ensuring the pipeline connection to be airtight, the adjustment after the pipeline installation can be realized.
Description
Technical Field
The utility model relates to the technical field of ventilation equipment, in particular to a pipeline sealing connection structure.
Background
The pipeline is widely applied to exhaust systems in various fields, particularly in the chemical industry, the gas exhausted by the process may contain toxic and harmful substances, the leakage before treatment can cause environmental pollution, the pipeline for ventilation is particularly easy to generate the leakage condition at the flange joint, and meanwhile, the corrosion resistance of the pipeline joint is poor, and the pipeline is easy to corrode when acid and alkali corrosive gas passes through the pipeline for a long time.
At present, the pipeline connection mode in the market has two modes of pipeline flanging and welding male and female flanges at two ends of the pipeline. The pipeline is installed in a flanging mode, so that the installation is simple, but the tightness of the flange connection part is poor; the male and female flange joint of pipeline welding has good leakproofness, but the welding position is fixed, can not adjust, and the installation is inconvenient.
Therefore, it is necessary to design a pipe sealing connection mechanism, which can be adjusted flexibly under the condition of ensuring the sealing performance.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims to solve the technical problems that the pipeline joint in the prior art is poor in tightness and difficult to adjust after installation.
In order to solve the technical problem, the utility model provides a pipeline sealing connection mechanism, which comprises an air pipe and sealing parts connected with two ends of the air pipe; one end of the port of the air pipe is a straight port, and the other end of the port of the air pipe is a flanging port; the sealing part comprises a male flange, a female flange and a gasket, the female flange is sleeved on the pipeline and matched with the flanging opening, the inner diameter of the female flange is larger than the outer diameter of the air pipe and smaller than the outer diameter of the flanging opening, and the female flange is clamped on the flanging opening; the male flange is connected with a straight port of the pipeline; and a gasket is arranged between the male flange and the female flange.
In one embodiment of the utility model, a sealing ring is arranged at the matching part of the female flange and the flanging.
In one embodiment of the utility model, the male flange is provided with a protrusion, and one end of the male flange with the protrusion is opposite to the female flange.
In one embodiment of the utility model, the female flange is provided with an annular groove which is matched with the male flange.
In one embodiment of the utility model, the diameter of the sealing ring is larger than the diameter of the air pipe and smaller than the diameter of the annular groove of the female flange.
In one embodiment of the utility model, the male flange, the female flange and the gasket are provided with corresponding connecting holes.
In one embodiment of the utility model, the connection holes are evenly distributed on the male flange, the female flange and the gasket.
In one embodiment of the utility model, fastening bolts are arranged in the connecting holes in a penetrating mode, and the surfaces of the bolts, which are in contact with the male flange and the female flange, are provided with gaskets.
In one embodiment of the utility model, the inner diameter of the gasket is larger than the outer diameter of the male flange bulge, and the gasket is sleeved on the outer diameter of the male flange bulge.
In one embodiment of the utility model, the gasket material is polytetrafluoroethylene.
Compared with the prior art, the technical scheme of the utility model has the following advantages:
according to the pipeline sealing connection structure, one end of a male flange is fixed with a pipeline by improving the connection mode of two ends of the pipeline, the other end of the male flange is flanged by the pipeline, a female flange is clamped on the outer side of the flange, and then the male flange and the female flange are connected. Not only can guarantee the leakproofness of pipeline, on the other hand can also adjust the pipeline after the installation at the scene, convenient operation.
Drawings
In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the embodiments of the present disclosure taken in conjunction with the accompanying drawings, in which
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the junction of the present invention;
FIG. 3 is a schematic view of the construction of the components of the present invention;
the specification reference numbers indicate: 1. a male flange; 2. a gasket; 3. a female flange; 4. a seal ring; 5. fastening a bolt; 6. and (7) an air pipe.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1, the present invention is schematically illustrated in structure, and includes an air duct 6 and sealing parts connected to both ends of the air duct 6; one end of the port of the air pipe is a straight port, and the other end of the port of the air pipe is a flanging port; the sealing part comprises a male flange 1, a female flange 3 and a gasket 2, the female flange 3 is sleeved on the pipeline and matched with the flanging opening, the inner diameter of the female flange 3 is larger than the outer diameter of the air pipe 6 and smaller than the outer diameter of the flanging opening, and the female flange 3 is clamped on the flanging opening; the male flange 1 is connected with a straight port of a pipeline; a gasket 2 is arranged between the male flange 1 and the female flange 3.
It can be seen that one end of the air pipe 6 is flanged, one end of the flanged end is connected with the female flange 3 to form a movable end, the other end of the flanged end is connected with the male flange 1 and the straight opening, the male flange 1 is fixed at the straight opening of the air pipe 6 in a full-welding mode at the straight opening, and finally the male flange and the female flange are connected by the gasket 2, so that the joint of the air pipe 6 can be made into an adjustable type, and on-site installation and adjustment are facilitated.
As shown in fig. 2, a sealing ring 4 is arranged at the matching position of the female flange 3 and the flanging, a bulge is arranged on the male flange 1, and one end of the male flange 1 with the bulge is opposite to the female flange 3; the female flange 3 is provided with an annular groove matched with the male flange 1; the diameter of the sealing ring 4 is larger than that of the air pipe 6 and smaller than that of the annular groove of the female flange 3.
Specifically, at the turn-ups one end of 6 tuber pipes, establish sealing washer 4 through adding in female flange 3 and turn-ups junction, prevent that intraductal gas from revealing, guarantee the gas tightness of expansion end. Secondly, through the cooperation of arch and recess between public flange 1 and the female flange 3, guarantee the leakproofness of public flange 1 and female flange 3 in the junction.
Further, the male flange 1, the female flange 3 and the gasket 2 are provided with corresponding connecting holes; the connecting holes are uniformly distributed on the male flange 1, the female flange 3 and the gasket 2; fastening bolts 5 penetrate through the connecting holes, and gaskets are arranged on the surfaces of the bolts, which are in contact with the male flange 1 and the female flange 3.
Specifically, the multiple groups of connecting holes are used for enabling flanges to be attached to the connecting positions of the air pipes 6 more closely, the gaskets are additionally arranged to ensure the reliability of the connecting positions and the tightness of the connecting positions, and the connecting mode of the fastening bolts 5 is adopted and can be detached at any time and maintained later.
Further, the inner diameter of the gasket 2 is larger than the convex outer diameter of the male flange 1, and the gasket is sleeved on the convex outer diameter of the male flange 1. The gasket 2 is used for tightly pressing the gasket 2 through fastening of the flange, so that a sealing effect is achieved, the medium in the air pipe 6 is prevented from leaking at the joint, and a safety is added.
Further, the gasket 2 is made of polytetrafluoroethylene which has strong acid and strong alkali corrosion resistance, and the polytetrafluoroethylene is used as the gasket 2 to ensure the corrosion resistance and prolong the service life.
In conclusion, the utility model is a new improvement on the traditional pipeline connection, one end of the pipeline is flanged, the female flange 3 is firstly inserted into the pipeline from a straight port, and the female flange 3 is in contact with the flanged edge and clamped at the flanged edge. And welding the male flange 1 on the straight opening, adding a gasket 2 between the male flange 1 and the female flange 3 through the matching of the male flange 1 and the female flange, and fastening and connecting by using bolts. Therefore, adjustment is performed during pipeline installation, and the high tightness is achieved, so that leakage of media in the pipeline is prevented.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the spirit or scope of the utility model.
Claims (10)
1. A pipeline sealing connecting mechanism is characterized in that: comprises an air pipe and sealing parts connected with the two ends of the air pipe;
one end of the port of the air pipe is a straight port, and the other end of the port of the air pipe is a flanging port;
the sealing part comprises a male flange, a female flange and a gasket, the female flange is sleeved on the pipeline and matched with the flanging opening, the inner diameter of the female flange is larger than the outer diameter of the air pipe and smaller than the outer diameter of the flanging opening, and the female flange is clamped on the flanging opening; the male flange is connected with a straight port of the pipeline; and a gasket is arranged between the male flange and the female flange.
2. The pipe sealing connection according to claim 1, wherein: and a sealing ring is arranged at the matching position of the female flange and the flanging.
3. The pipe sealing connection according to claim 1, wherein: the male flange is provided with a protrusion, and one end of the male flange with the protrusion is opposite to the female flange.
4. The pipe sealing connection according to claim 1, wherein: and the female flange is provided with an annular groove matched with the male flange.
5. The pipe sealing connection according to claim 2, wherein: the diameter of the sealing ring is larger than that of the air pipe and smaller than that of the annular groove of the female flange.
6. The pipe sealing connection according to claim 1, wherein: and the male flange, the female flange and the gasket are provided with corresponding connecting holes.
7. The pipe sealing connection according to claim 6, wherein: the connecting holes are uniformly distributed on the male flange, the female flange and the gasket.
8. The pipe sealing connection according to claim 6, wherein: fastening bolts penetrate through the connecting holes, and gaskets are arranged on the surfaces of the bolts, which are in contact with the male flange and the female flange.
9. The pipe sealing connection according to claim 1, wherein: the inner diameter of the gasket is larger than the convex outer diameter of the male flange, and the gasket is sleeved on the convex outer diameter of the male flange.
10. The pipe sealing connection according to claim 1, wherein: the gasket material is polytetrafluoroethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122637135.7U CN216408050U (en) | 2021-10-29 | 2021-10-29 | Pipeline sealing connecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122637135.7U CN216408050U (en) | 2021-10-29 | 2021-10-29 | Pipeline sealing connecting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216408050U true CN216408050U (en) | 2022-04-29 |
Family
ID=81298336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122637135.7U Active CN216408050U (en) | 2021-10-29 | 2021-10-29 | Pipeline sealing connecting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216408050U (en) |
-
2021
- 2021-10-29 CN CN202122637135.7U patent/CN216408050U/en active Active
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