CN217302119U - High-sealing integrated pipeline plugging device - Google Patents
High-sealing integrated pipeline plugging device Download PDFInfo
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- CN217302119U CN217302119U CN202123419551.6U CN202123419551U CN217302119U CN 217302119 U CN217302119 U CN 217302119U CN 202123419551 U CN202123419551 U CN 202123419551U CN 217302119 U CN217302119 U CN 217302119U
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- sealing
- sealing plug
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- pipeline
- pipe
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- 238000007789 sealing Methods 0.000 title claims abstract description 85
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000000903 blocking effect Effects 0.000 claims description 10
- 238000009423 ventilation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 13
- 230000000694 effects Effects 0.000 abstract description 11
- 230000008859 change Effects 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 description 6
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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Abstract
The utility model relates to the technical field of pipeline plugging, in particular to an integrated pipeline plugging device with high sealing performance, which comprises a sealing plug in clearance fit with the inner wall of a pipeline, a sealing air bag hermetically connected with the side surface of the sealing plug and a vent pipe used for ventilating the sealing air bag, the sealing plug side all holds in sealed gasbag with the bottom, and the sealing plug is equipped with the air vent with sealed gasbag intercommunication, and the sealing plug top is equipped with the fixed sleeve that can support in pipeline exit, breather pipe one end and air vent sealing connection, and the breather pipe other end is connected with the breather valve, and the breather valve is connected with the pump, and the breather pipe side still is equipped with exhaust mechanism, has solved the utility model aims to solve traditional pipeline shutoff and produce thrust at the gasbag inflation in-process, make the gasbag produce the displacement in the pipeline, lead to gasbag shutoff position to change and lose the problem of the effect of shutoff.
Description
Technical Field
The application relates to the technical field of pipeline plugging, and particularly discloses an integrated pipeline plugging device with high sealing performance.
Background
The pipeline plugging device is a device for plugging a pipeline and avoiding leakage of combustible gas in the pipeline when an oil gas pipeline is maintained. In the prior art, the specific pipeline plugging process is as follows: the air bag for blocking the pipeline is placed in the pipeline to be blocked, the air bag is inflated to expand, and when the gas pressure in the air bag meets the specified requirement, the air bag can fill the whole pipeline section, so that the purpose of blocking is achieved.
However, the air bag in the prior art is easy to move in the pipeline by thrust before being inflated to be fully expanded, so that the plugging position of the air bag is changed and the plugging effect of the air bag is lost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve traditional pipeline shutoff and aerify the in-process at the gasbag and produce thrust, make the gasbag produce the displacement in the pipeline, lead to gasbag shutoff position to change and lose the problem of the effect of shutoff.
In order to achieve the purpose, the utility model discloses a basic scheme provides an integral type pipeline plugging device of high leakproofness, include with pipe inner wall clearance fit's sealing plug, with sealing plug side sealing connection's air-tight bag and be used for the breather pipe to air-tight bag, the sealing plug side all holds in air-tight bag with the bottom, and the sealing plug is equipped with the air vent that communicates with air-tight bag, and the sealing plug top is equipped with the fixed sleeve that can support in pipeline exit, breather pipe one end and air vent sealing connection, and the breather pipe other end is connected with the breather valve, and the breather valve is connected with the pump, and the breather pipe side still is equipped with exhaust mechanism.
The principle and effect of this basic scheme lie in:
1. the utility model discloses a to seal airbag and sealing plug side sealing connection, make seal airbag surround the bottom and the side of sealing plug are whole, make both become a whole, not only can realize that seal airbag aerifys to carry out the shutoff to the pipeline after the inflation, moreover aerifing the in-process, through sealing plug to seal airbag's restriction and dragging, make seal airbag can not remove toward the pipeline deep because of receiving gaseous impulsive force for sealed effect is better.
2. The utility model discloses set up the sealed intercommunication of breather pipe and air vent, make the breather pipe, sealing plug and air-tight bag three form a closed loop space, become a holistic block structure, aerify air-tight bag through pump and breather valve, make it be full of the pipeline cross-section and support the pipe inner wall, with this effect to the pipeline shutoff that reaches, through setting up exhaust mechanism, after the pipe maintenance of being convenient for, through making air-tight bag exhaust, be convenient for take out sealing plug and air-tight bag from the pipeline in.
3. The utility model discloses a fixed sleeve one end and sealing plug rigid coupling, the other end supports the export at the pipeline, can fix the sealing plug with sealed gasbag's overall position and protect, prevents that too big sealing plug and sealed gasbag all are rushed into the pipeline deep because of the gas impulsive force of breather pipe.
4. Compared with the prior art, the utility model discloses a with the sealing plug, sealed gasbag and the integrative design of breather pipe intercommunication, it is better to make the process efficiency of aerifing, avoids aerifing the in-process and takes place gas leakage, through setting up fixed sleeve and sealing plug rigid coupling to the removal of holding back sealed gasbag avoids leading to the sealing plug and sealed gasbag to be washed into the pipeline deep because of the too big gas impulsive force of breather pipe, plays the guard action to sealed gasbag, has solved the utility model aims to solve traditional pipeline shutoff and aerify the in-process at the gasbag and produce thrust, make the gasbag produce the displacement in the pipeline, lead to gasbag shutoff position to change and lose the problem of the effect of shutoff.
Further, the exhaust mechanism comprises an exhaust port communicated with the vent pipe and an air blocking plug detachably connected with the exhaust port. The exhaust port is detachably connected with the air blocking plug, so that the air in the sealed air bag can be conveniently exhausted after the pipeline maintenance is finished.
Furthermore, a plurality of air distribution holes communicated with the vent holes are uniformly formed in the side face of the sealing plug, and the air distribution holes are located right below the joint of the sealing airbag and the sealing plug. Through setting up the gas distribution hole, be convenient for gas more conveniently fills into each clearance between sealed gasbag and the sealing plug.
Furthermore, the top of the sealing plug is provided with a connecting ring communicated with the vent hole, and the connecting ring is detachably and hermetically connected with the vent pipe. Through the detachable connection of the vent pipe and the connecting ring, the vent pipe is connected with the sealing plug, so that the vent pipe can be maintained and replaced conveniently in the later period.
Furthermore, a fixing mechanism for fixing the vent pipe is arranged in the fixing sleeve. The vent pipe is fixed by arranging the fixing mechanism, so that the vent pipe can be protected and fixed, and the inflation process is more stable.
Further, the fixing mechanism comprises a circular ring allowing the vent pipe to penetrate through and a plurality of fixing laths uniformly and fixedly arranged between the inner wall of the fixing sleeve and the circular ring. Through setting up ring and fixed lath, restrict the radial movement of breather pipe, make the inflation process more unobstructed, more stable.
Furthermore, an elastic clamping ring for clamping the sealing air bag is arranged at the joint of the sealing air bag and the sealing plug. The sealing air bag is further fixed on the sealing plug through the elastic clamping ring, so that the sealing air bag and the sealing plug are more stable in structure, and the sealing effect is better.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 shows a cross-sectional view of a high-sealability integrated pipeline block-out fitting with a pipeline according to an embodiment of the present application;
fig. 2 is a perspective view showing the expansion of the sealing balloon of the high-sealability integrated pipeline plugging device according to the embodiment of the application.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description is given to the embodiments, structures, features and effects according to the present invention with reference to the accompanying drawings and preferred embodiments.
Reference numerals in the drawings of the specification include: the air-tight sealing device comprises a pipeline 1, a sealing plug 2, a sealing air bag 3, an air vent pipe 4, an elastic clamping ring 5, a vent hole 6, an air distributing hole 7, a fixing sleeve 8, a circular ring 9, a fixing batten 10, a connecting ring 11, an exhaust port 12 and an air blocking plug 13.
A high-sealing integrated pipeline plugging device is disclosed, and an embodiment is shown in figure 1: including the sealing plug 2 with 1 inner wall clearance fit of pipeline, with 2 circumference side sealing connection's of sealing plug sealed gasbag 3 and be used for the breather pipe 4 to 3 inside ventilations of sealed gasbag, 2 circumference sides of sealing plug all are surrounded by sealed gasbag 3 with the bottom, sealed gasbag 3 is equipped with the elasticity clamp ring 5 that is used for pressing from both sides tight sealed gasbag 3 with the junction of sealing plug 2, sealing plug 2 still is equipped with the air vent 6 with 3 intercommunication of sealed gasbag, 2 circumference sides of sealing plug evenly are equipped with six branch gas vents 7 with 6 intercommunications of air vent, each divides gas vent 7 all to be located sealed gasbag 3 and sealing plug 2 junction under, 2 tops of sealing plug are equipped with can support the fixed sleeve 8 in pipeline 1 exit. As shown in fig. 2, a fixing mechanism for fixing the vent pipe 4 is arranged in the fixing sleeve 8, the fixing mechanism includes a ring 9 allowing the vent pipe 4 to pass through and three fixing slats 10 uniformly fixed between the inner wall of the fixing sleeve 8 and the ring 9, a connecting ring 11 communicated with the vent hole 6 is further arranged on the top of the sealing plug 2, the connecting ring 11 and a bottom port of the vent pipe 4 can be detachably connected in a sealing manner including but not limited to threaded connection, interference fit connection and the like, a vent valve is connected to a top port of the vent pipe 4, an inflator pump is detachably connected to the vent valve, an exhaust mechanism is further arranged on the side surface of the vent pipe 4, and the exhaust mechanism includes an exhaust port 12 communicated with the vent pipe 4 and an air blocking plug 13 detachably connected with the exhaust port 12.
The utility model discloses an among the concrete implementation, before 1 maintenance to the pipeline, need export pipeline 1 earlier and carry out the shutoff. Firstly, the vent pipe 4 is in threaded connection with a connecting ring 11 at the top of the sealing plug 2, the vent pipe 4 penetrates through a circular ring 9 and is screwed into the connecting ring 11, the exhaust port 12 is blocked by a gas blocking plug 13, the vent valve and the inflator pump are both in a closed state, then the sealing plug 2 with the sealing airbag 3 connected to the side face in a clamping mode is placed into the pipeline 1 until the fixing sleeve 8 abuts against the upper surface port of the pipeline 1, and then the sealing plug 2 and the sealing airbag 3 stop moving into the pipeline 1. And then, the sealed air bag 3 is inflated, the vent valve is opened, then the inflator pump is started, air flows into the vent hole 6 and the air distribution hole 7 through the vent pipe, the sealed air bag 3 is inflated and slowly expanded to become a drum until the sealed air bag 3 is expanded to be full of the section of the pipeline 1, the sealed air bag 3 is propped against the inner wall of the pipeline 1 by the pressure of the air in the sealed air bag 3, the inflator pump and the vent valve can be closed, and the pipeline 1 is sealed and blocked by the friction force between the sealed air bag 3 and the inner wall of the pipeline 1.
When the pipe 1 is repaired, the pipe 1 needs to be unblocked. The air-blocking plug 13 blocking the air outlet 12 is firstly taken down, the air in the sealed air bag 3 flows to the air outlet 12 through the vent pipe 4 and is discharged, so that the sealed air bag 3 is deflated and does not confront the inner wall of the pipeline 1, then the fixed sleeve 8 is taken out, namely, the sealed plug 2 and the sealed air bag 3 are simultaneously moved, the two are taken out from the pipeline 1, and the blocking state of the pipeline 1 is released.
Compared with the prior art, the utility model discloses a with sealing plug 2, the integrative design of intercommunication between sealed gasbag 3 and the breather pipe 4, avoid aerifing the in-process and take place gas leakage, it is better to make the process efficiency of aerifing, through with fixed sleeve 8 and sealing plug 2 rigid coupling, thereby pin down the removal of sealed gasbag 3, avoid leading to sealing plug 2 and sealed gasbag 3 to be rushed into 1 deep of pipeline because of the gas impulsive force of breather pipe 4 is too big, play the guard action to sealed gasbag 3, fix breather pipe 4 through setting up fixed establishment, make the process of aerifing more stable, solved the utility model aims to solve traditional pipeline shutoff and produce thrust at the gasbag inflation in-process, make the gasbag produce the displacement in the pipeline, lead to gasbag shutoff position to change and lose the problem of the effect of shutoff.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments by utilizing the above disclosed technical contents without departing from the technical scope of the present invention, but all the modifications, changes and changes of the technical spirit of the present invention made to the above embodiments are also within the scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides an integral type pipeline plugging device of high leakproofness which characterized in that: including with pipeline inner wall clearance fit's sealing plug, with sealing plug side sealing connection's sealed gasbag and be used for the breather pipe to sealed gasbag ventilation, the sealing plug side all holds in sealed gasbag with the bottom, and the sealing plug is equipped with the air vent with sealed gasbag intercommunication, and the sealing plug top is equipped with the fixed sleeve that can support in pipeline exit, breather pipe one end and air vent sealing connection, and the breather pipe other end is connected with the breather valve, and the breather valve is connected with the pump, and the breather pipe side still is equipped with exhaust mechanism.
2. The high-sealability integrated pipeline plugging device according to claim 1, wherein the air exhaust mechanism comprises an air exhaust port communicated with the air vent pipe and an air blocking plug detachably connected with the air exhaust port.
3. The high-sealing integrated pipeline plugging device according to claim 1, wherein a plurality of air distribution holes communicated with the vent holes are uniformly formed in the side surface of the sealing plug, and the air distribution holes are positioned right below the joint of the sealing air bag and the sealing plug.
4. The high-sealability integrated pipeline plugging device according to claim 1, wherein the top of the sealing plug is provided with a connecting ring communicated with the vent hole, and the connecting ring is detachably connected with the vent pipe in a sealing manner.
5. The pipe plugging device of claim 4, wherein said fixing sleeve is provided with a fixing mechanism for fixing said vent pipe.
6. The high-tightness integrated pipeline plugging device according to claim 5, wherein said fixing mechanism comprises a circular ring for allowing the air pipe to pass through and a plurality of fixing strips uniformly fixed between the inner wall of the fixing sleeve and the circular ring.
7. A high-tightness integrated pipeline plugging device according to any one of claims 1 to 6, wherein an elastic clamping ring for clamping the sealing air bag is further provided at the joint of the sealing air bag and the sealing plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123419551.6U CN217302119U (en) | 2021-12-31 | 2021-12-31 | High-sealing integrated pipeline plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123419551.6U CN217302119U (en) | 2021-12-31 | 2021-12-31 | High-sealing integrated pipeline plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217302119U true CN217302119U (en) | 2022-08-26 |
Family
ID=82922357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123419551.6U Expired - Fee Related CN217302119U (en) | 2021-12-31 | 2021-12-31 | High-sealing integrated pipeline plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217302119U (en) |
-
2021
- 2021-12-31 CN CN202123419551.6U patent/CN217302119U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220826 |