CN207674021U - A kind of safety plug of the gas pipeline with dismantling device - Google Patents

Abstract

The utility model discloses a kind of safety plugs of the gas pipeline with dismantling device,Including pipeline and plug,The inside of the plug corresponds to the interior of pipeline and is equipped with internal lining pipe,The inner wall of the internal lining pipe and pipeline is rotatablely connected,The surface of the pipeline, which is equipped with, opens ring,The unlatching ring is set as two semi-rings,All-or-nothing piece is slidably connected in the unlatching ring,The outer wall that the inside of the plug corresponds to pipeline is equipped with sealing shroud,Sealing ring is slidably connected on the sealing shroud,The safety plug and its dismantling device of this gas pipeline,By being inflated to ball sealer,Then so that ball sealer is close to inner wall of the pipe,To carry out once sealing,Secondary seal is carried out by the connection between internal lining pipe and inner wall of the pipe,By the position for adjusting sealing ring,So that sealing shroud is close to pipeline outer wall,To be again sealed off,It greatly ensure that the leakproofness of junction,Reduce the probability that leakage occurs,It is used convenient for people.

Description

A kind of safety plug of the gas pipeline with dismantling device

Technical field

The utility model is related to pipe stopper technical field, specially a kind of safety of the gas pipeline with dismantling device Plug.

Background technology

Plug, also referred to as pipe cap, headkerchief, tube cover, silently, with the pipe fitting of lid plugging on pipe end external screw thread.It is stifled Head is the one kind for belonging to machanical fastener, and effect is sealing function, is used for closing pipe line, can directly be spun on pipe, be not required to Other pipe fittings are wanted, water is used for, oily, in the media such as vapour, application number 201621164296.1 discloses a kind of safety of gas pipeline Plug and its dismantling device, which includes the plug ontology of the cylindrical structure to match with gas pipeline, described Wherein one end of plug ontology corresponds to and offers the retaining structure being inwardly recessed；The utility model is further related to for dismounting the safety The dismantling device of plug includes the dismounting ontology of cylindrical structure, it is described dismounting ontology wherein one end be correspondingly connected with The dismounting head that retaining structure matches offers the spanner connecting hole being inwardly recessed in the other end of the dismounting ontology, uses The structure of sealing is more single, so that being easy to happen the risk of leakage when in use.

Utility model content

The technical problems to be solved in the utility model is to overcome existing defect, provides a kind of combustion gas with dismantling device The safety plug of pipeline is sealed using the sealing structure of multilayer, ensure that the leakproofness of connection, reduces what leakage occurred Probability uses convenient for people, can effectively solve the problems in background technology.

To achieve the above object, the utility model provides the following technical solutions：A kind of gas pipeline with dismantling device Safety plug, including pipeline and plug, the inside of the plug correspond to pipeline in be equipped with internal lining pipe, the internal lining pipe with The inner wall of pipeline is rotatablely connected.

As a kind of optimal technical scheme of the utility model, the surface of the pipeline, which is equipped with, opens ring, the unlatching ring Two semi-rings are set as, all-or-nothing piece is slidably connected in the unlatching ring.

As a kind of optimal technical scheme of the utility model, the inside of the plug corresponds to the outer wall of pipeline equipped with sealing It covers, slidably connects sealing ring on the sealing shroud, the sealing shroud is inclined to set and is got over further away from the surface opening of plug Big setting.

As a kind of optimal technical scheme of the utility model, the surface of the plug corresponds to be equipped at the position of sealing ring Adjustment hole is rotatably connected to regulation stud in the adjustment hole.

As a kind of optimal technical scheme of the utility model, the pipeline inside the internal lining pipe is equipped with ball sealer, institute It states ball sealer and is equipped with gas nozzle, the gas nozzle runs through and extends to the outside of plug and is connected with seal cap.

Compared with prior art, the utility model has the beneficial effects that：The safety of this gas pipeline with dismantling device Plug, then so that ball sealer is close to inner wall of the pipe, to carry out once sealing, is passed through by being inflated to ball sealer Connection between internal lining pipe and inner wall of the pipe carries out secondary seal, by the position for adjusting sealing ring so that sealing shroud and pipeline Outer wall is close to, and to be again sealed off, greatly ensure that the leakproofness of junction, reduces the probability that leakage occurs, just It is used in people.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the utility model section structural schematic diagram.

In figure：Ring, 5 all-or-nothing pieces, 6 sealing shrouds, 7 sealing rings, 8 adjustment holes, 9 tune are opened in 1 pipeline, 2 plugs, 3 internal lining pipes, 4 Save stud, 10 ball sealers, 11 gas nozzles, 12 seal caps.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of peace of the gas pipeline with dismantling device Full plug, including pipeline 1 and plug 2, the inside of plug 2 correspond to the interior of pipeline 1 and are equipped with internal lining pipe 3, internal lining pipe 3 and pipeline 1 Inner wall rotation connection, primary sealing can be carried out to the interface of connection, the surface of pipeline 1, which is equipped with, opens ring 4, opens ring 4 are set as two semi-rings, open in ring 4 and slidably connect all-or-nothing piece 5, are opened in ring 4 by the way that all-or-nothing piece 5 is inserted into, then All-or-nothing piece 5 is rotated, to open plug 2, the inside of plug 2 corresponds to the outer wall of pipeline 1 equipped with sealing shroud 6, is slided on sealing shroud 6 It is connected with sealing ring 7, by changing the position of sealing ring 7, so that sealing ring 7 is fitted closely with pipeline 1, to carry out two Secondary sealing, sealing shroud 6 are inclined to set and further away from the bigger settings of the surface opening of plug 2, and the surface of plug 2 corresponds to sealing ring It is equipped with adjustment hole 8 at 7 position, regulation stud 9 is rotatably connected in adjustment hole 8, by rotating regulation stud 9 to sealing The position of ring 7 is changed, and the pipeline 1 inside internal lining pipe 3 is equipped with ball sealer 10, and ball sealer 10 is equipped with gas nozzle 11, passes through Gas nozzle 11 is inflated into ball sealer 10, so that ball sealer 10 is bonded with pipeline 1, to be sealed three times, gas nozzle 11 passes through It wears and extends to the outside of plug 2 and be connected with seal cap 12,11 gas leakage of gas nozzle can be prevented.

When in use：According to the diameter of pipeline, to select plug 2, then in internal lining pipe 3 and pipeline 1 Wall is corresponded to, and then all-or-nothing piece 5 is inserted into and is opened in ring 4, by rotating all-or-nothing piece 5 to be carried out to pipeline 1 and plug 2 Then connection rotates regulation stud 9 to which the position of sealing ring 7 be adjusted, finally by gas nozzle 11 into ball sealer 10 It is filled with inert gas, then covers seal cap 12 to complete to install.

The utility model is by inflating ball sealer 10 so that ball sealer 10 is close to 1 inner wall of pipeline, thus carries out primary Sealing carries out secondary seal by the connection between 1 inner wall of internal lining pipe 3 and pipeline, and by rotating regulation stud 9, change is adjusted calmly Saving the position of sealing ring 7 so that sealing shroud 6 is close to 1 outer wall of pipeline, to carry out sealing for three times again, the great company of ensure that The leakproofness for meeting place reduces the probability that leakage occurs, is used convenient for people.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of safety plug of the gas pipeline with dismantling device, including pipeline（1）And plug（2）, it is characterised in that：Institute State plug（2）Inside correspond to pipeline（1）In be equipped with internal lining pipe（3）, the internal lining pipe（3）With pipeline（1）Inner wall turn Dynamic connection.

2. a kind of safety plug of gas pipeline with dismantling device according to claim 1, it is characterised in that：It is described Pipeline（1）Surface be equipped with open ring（4）, the unlatching ring（4）It is set as two semi-rings, the unlatching ring（4）Interior sliding connects It is connected to all-or-nothing piece（5）.

3. a kind of safety plug of gas pipeline with dismantling device according to claim 1, it is characterised in that：It is described Plug（2）Inside correspond to pipeline（1）Outer wall be equipped with sealing shroud（6）, the sealing shroud（6）On slidably connect sealing ring （7）, the sealing shroud（6）It is inclined to set and further away from plug（2）The bigger setting of surface opening.

4. a kind of safety plug of gas pipeline with dismantling device according to claim 1, it is characterised in that：It is described Plug（2）Surface correspond to sealing ring（7）Position at be equipped with adjustment hole（8）, the adjustment hole（8）Inside it is rotatably connected to adjusting Stud（9）.

5. a kind of safety plug of gas pipeline with dismantling device according to claim 1, it is characterised in that：It is described Internal lining pipe（3）Internal pipeline（1）It is equipped with ball sealer（10）, the ball sealer（10）It is equipped with gas nozzle（11）, the gas nozzle （11）Run through and extends to plug（2）Outside and be connected with seal cap（12）.