CN207935622U - Air heave type plugging pipelines tool with pressure relief - Google Patents
Air heave type plugging pipelines tool with pressure relief Download PDFInfo
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- CN207935622U CN207935622U CN201820207782.XU CN201820207782U CN207935622U CN 207935622 U CN207935622 U CN 207935622U CN 201820207782 U CN201820207782 U CN 201820207782U CN 207935622 U CN207935622 U CN 207935622U
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- thread spindle
- pressure relief
- pipe
- plug
- connecting sleeve
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Abstract
The utility model discloses a kind of air heave type plugging pipelines tool with pressure relief, including plug, hollow sleeve, Pipe couplings and the pressure relief for being radially equipped with screw thread axis and being sequentially arranged on thread spindle, the thread spindle is both ends open and the screwed pipe of inner hollow.Designed thread spindle is both ends open and the screwed pipe of inner hollow, one end installed plug of screw thread, its other end install the band pressure relief, when in use, on the one hand plug with airbag structure has blocked broken pipe, and when the pressure that the flow media (such as water) in pipeline generates plug reaches preset safety value, the automatically opening of relief valve, flow media discharge line 13 is outer until external and internal pressure value reaches balance is realized by pressure relief, ensure that the safety of blocking pipe significantly；And the Pipe couplings by being mainly made of positioning panel and Duo Gen connecting rods, realize that the secondary plugging to pipeline, the reliability of closure greatly improve.
Description
Technical field
The utility model is related to a kind of plugging pipelines devices, and in particular to a kind of air heave type plugging pipelines with pressure relief
Tool.
Background technology
The construction for the needs and city that China's pipe technology is lived with people is constantly expanded and applies.Almost each row is each
Industry can be applied to pipeline, such as the water supply pipe of water service system and waste water conveyance conduit, natural gas supply system
Natural gas transportation pipeline, fresh water delivery pipe, fuel supply pipe and Boiler Steam pipe etc. on ship.These pipelines are using
In, it is hit by external force, the aging of pipeline itself or the corrosion of transported medium etc. influence, pipeline fracture, pipe often occurs
There is the failure of the pumped (conveying) mediums such as the water conveyed, natural gas, fuel oil leakage, not only creates great peace in the situation of road breakage
Full hidden danger can also cause prodigious property loss.Therefore, for pipe leakage or fracture defect, will break generally by sprue
Split or the pipeline that leaks be sealed leak stopping after replace broken pipe in real time.
Currently, traditional leak stopping mode mainly uses cork and broken rag to block damaged nozzle, traditional leak stopping
Method is complicated for operation, blocking time is long, needs a large amount of manpower；In addition, conventional pipelines capping tools are when in use, can directly by
Pipeline internal medium is enclosed in pipeline, since pipeline internal medium build pressure gradually rises, when the pressure build-up in pipeline to one
It can lead to the pipeline both sides force unbalance blocked when determining degree, when capping tools are washed open by the medium in pipeline, it will give
Pipeline maintenance and replacement bring prodigious danger, especially when pipeline medium is flammable explosive Jie such as natural gas, oil
When matter, it will bring huge harmfulness.
For above-mentioned technical barrier, occur in the prior art it is various it is improved after plugging pipelines tool, example
As Authorization Notice No. be 203099206U Chinese utility model patent disclose a kind of duct closing type device comprising sphere and
Relief tube has relief hole, the inner end of relief tube to be fixed in relief hole in sphere, valve is installed on relief tube.
The plugging device of this kind of structure in sphere by being arranged relief hole and under the cooperation of relief tube, will quickly can be situated between in pipeline
Matter emits, and can effectively improve the safety of plugging pipelines.But there are still following defects：1) it is used for the sphere of blocking pipe
It can not accomplish that seamless closure, plugging effect still need to improve with inner wall of the pipe；2) relief tube as pressure release effect is detached with sphere
Setting, if when the interconnection of relief tube and sphere loosens, it will effect when losing closure to pipeline pressure release, pressure release it is steady
It is qualitative low；3) sphere is directly blocked in inner wall of the pipe, sphere and pipeline without corresponding connection/fixing device, pipe plugging
Safety is to be improved with stability.
Utility model content
In view of the above-mentioned deficiencies, the technical problem to be solved by the utility model is to provide a kind of simple in structure, closure behaviour
Make quick and integrates the air heave type plugging pipelines tool with pressure relief blocked with pressure release.
In order to achieve the above objectives, the utility model is achieved through the following technical solutions：
Air heave type plugging pipelines tool with pressure relief, including be radially equipped with screw thread axis and be sequentially arranged at spiral shell
Plug, hollow sleeve, Pipe couplings on line axis and pressure relief, the thread spindle are both ends open and inner hollow
Screwed pipe, wherein
The plug for blocking pipe include gas tube, inflation ball valve, n air bag and n+1 circle clamping plate, it is described
Round clamping plate is sequentially coaxially mounted on thread spindle and is installed there are one the air bag between each two adjacent round clamping plate,
The air bag is coaxially mounted to round clamping plate on thread spindle, one end of the gas tube with inflate ball valve connect, its other end
It is connected to respectively with each air bag after penetrating each round clamping plate successively, the integer that wherein n is >=1；
The hollow sleeve penetrates in thread spindle and one end of hollow sleeve is fixed on plug, its other end is equipped with and is used for
Fixed plug screws part, and the part that screws is threaded on thread spindle, and one end of the Pipe couplings can freely connect
It is connected on pipeline, its other end is threadedly coupled with thread spindle；
The pressure relief for the medium in pipeline to be suitably discharged, including relief valve, one end of the relief valve
It is connected with thread spindle by flange, its other end is connected with communicating pipe.
In said program, to realize Pipe couplings that capping tools and pipeline connect, it may include fixed
Plane plate and at least 2 connecting rods, the positioning panel is by fastener slidable connection on thread spindle and positioning panel
Cross-sectional area be more than plug cross-sectional area, one end of the connecting rod is hinged on the side wall of positioning panel, its other end is set
There is the grab to connecting pipe.
In said program, further, the part that screws includes the first connecting sleeve and two rotating handles, the first connection
Casing, which penetrates in thread spindle and is respectively equipped with one at the both ends of the first connecting sleeve, tightens nut, described to tighten nut and thread spindle
It is threadedly coupled, two rotating handles are respectively symmetrically located at the both sides of thread spindle and are fixed in the first connecting sleeve.
In said program, used fastener includes the second connecting sleeve, the second connecting sleeve penetrate in thread spindle and
The positioning panel is vertically installed in the second connecting sleeve, being respectively equipped with one at the both ends of the second connecting sleeve tightens spiral shell
Mother, the nut of tightening are threadedly coupled with thread spindle.
It, can be in positioning panel and second in order to enhance the stability and bonding strength of Pipe couplings in said program
3 support plates are at least connected between connecting sleeve, one end of each support plate is fixed in positioning panel, its other end is fixed on
In second connecting sleeve.
In said program, in order to realize that the intelligent control of relief valve, the pressure relief further include pressure sensor, input
Button and controller, the pressure sensor are mounted in thread spindle and are connect with the input terminal of controller, the input button
It is connect with the input terminal of controller, the control terminal connection of the output end of the controller and relief valve and the I/O interfaces of controller
Module is connected with remote monitoring host computer by radio communication.
The beneficial effects of the utility model are：
1) plug used by the utility model includes n air bag and n+1 round clamping plate, passes through gas tube and inflatable ball
Valve is inflated into each air bag, and in blocking pipe under the squeezing action of front and back round clamping plate, air bag is deformed, phase surrounding
Extend seamless applying each round clamping plate and inner wall of the pipe, forms the airtight closure chamber of multiple tracks, there is simple in structure, operation side
Just, plugging effect outstanding feature.
2) by mainly by positioning panel and 2 or more and being evenly distributed on the pipe that the connecting rod of positioning panel side constitutes
Grab in connecting rod is fixed on the ring flange on pipeline again after fixing plug, finally led to by road bindiny mechanism when in use
It crosses fastener positioning panel is fixed on thread spindle, by the connection of ring flange and connecting rod on thread spindle determining
Plane plate plays tensioning function, realizes that the secondary plugging of pipeline, the reliability of closure greatly improve.
3) thread spindle designed by is both ends open and the screwed pipe of inner hollow, one end installed plug of thread spindle, its
The other end installs the band pressure relief, and when in use, on the one hand plug has blocked broken pipe, when the flow media in pipeline
When the pressure that (such as water) generates plug reaches preset safety value, relief valve automatically opens, by flow media discharge line
Outside until external and internal pressure value reaches balance, the safety of blocking pipe ensure that significantly.
Description of the drawings
Fig. 1 is a kind of side structure schematic view when this air heave type plugging pipelines tool with pressure relief uses.
Fig. 2 is the A-A side structure schematic views of positioning panel in Fig. 1.
Fig. 3 is the structural schematic diagram of Pipe couplings.
Fig. 4 is the structural schematic diagram of plug.
Figure label is：1, thread spindle, 2, positioning panel, 3, plug, 3-1, round clamping plate, 3-2, air bag, 4, hollow sleeve
Pipe, 5, rotating handles, the 6, first connecting sleeve, 7, tighten nut, the 8, second connecting sleeve, 9, connecting rod, 10, fixing nut,
11, support plate, 12, ring flange, 13, pipeline, 14, relief valve, 15, flange, 16, communicating pipe, 17, inflation ball valve, 18, inflation
Pipe.
Specific implementation mode
As shown in Figure 1, the air heave type plugging pipelines tool with pressure relief, including radially it is equipped with 1 He of screw thread axis
Plug 3, hollow sleeve 4, Pipe couplings and the pressure relief being sequentially arranged on thread spindle 1.The thread spindle 1 is both ends
The screwed pipe of opening and inner hollow, screwed pipe is specifically threaded steel pipe.
As shown in figure 4, used plug 3 includes that gas tube 18, inflation ball valve 17, n air bag 3-2 and n+1 are round
The integer that clamping plate 3-1, wherein n are >=1.N=2 in the present embodiment, i.e. 2 air bag 3-2,3 round clamping plate 3-1, each round folder
The center of plate 3-1 is equipped with the through-hole penetrated for thread spindle 1.The circle clamping plate 3-1 be sequentially coaxially mounted on thread spindle 1 and
There are one the air bag 3-2 for installation between each two adjacent round clamping plate 3-1.The air bag 3-2 and round clamping plate 3-1 are same
Axis is mounted on thread spindle 1, and one end of the gas tube 18 is connect with inflation ball valve 17, its other end sequentially passes through each round folder
It is connected to successively with each air bag 3-2 after plate 3-1.In the present embodiment, the diameter of each circle clamping plate 3-1 is consistent, and ratio waits sealing
The stifled small 0.5-1.5mm of 13 internal diameter of pipeline.It is to have malleable soft rubber air bag 3- that used air bag 3-2, which constitutes material,
2。
The hollow sleeve 4 penetrates in thread spindle 1 and one end of hollow sleeve 4 is fixed on plug 3, its other end is equipped with
For the part that screws of fixed plug 3, the part that screws is threaded on thread spindle 1.The plug 3 opposite with hollow pipeline 13 is another
Side is equipped with fixing nut 10, screws part to coordinate plug 3 is fixed on thread spindle 1.The part that screws includes the first company
Female connector pipe 6 and two rotating handles 5, the first connecting sleeve 6 penetrate in thread spindle 1 and respectively pacify at the both ends of the first connecting sleeve 6
Nut 7 is tightened equipped with one, the nut 7 of tightening is threadedly coupled with thread spindle 1, and two rotating handles 5 are respectively symmetrically located at screw thread
The both sides of axis 1 are simultaneously fixed in the first connecting sleeve 6.
One end of the Pipe couplings can be freely connected on pipeline 13, its other end is threadedly coupled with thread spindle 1.
As shown in Figure 2 and Figure 3, the Pipe couplings include the connecting rod 9 of positioning panel 2 and at least 2.The positioning panel 2 is logical
Fastener slidable connection is crossed on thread spindle 1 and the cross-sectional area of positioning panel 2 is more than the cross-sectional area of plug 3.Positioning surface
Plate 2 is circular solid steel plate.One end of the connecting rod 9 is hinged on the side wall of positioning panel 2, its other end is equipped with to even
The grab in take over road 13.3 support plates 11 have been at least connected between positioning panel 2 and the second connecting sleeve 8.The present embodiment
In, the quantity of the connecting rod 9 is 4 and is installed in cross structure centered on thread spindle 1.One end of each support plate 11 is solid
It is scheduled in positioning panel 2, its other end is fixed in the second connecting sleeve 8.
The fastener includes the second connecting sleeve 8, and the second connecting sleeve 8 penetrates in thread spindle 1 and in the second connector sleeve
The positioning panel 2 is vertically installed on pipe 8, being respectively equipped with one at the both ends of the second connecting sleeve 8 tightens nut 7, described to twist
Tight nut 7 is threadedly coupled with thread spindle 1.
The pressure relief includes relief valve, and one end of the relief valve is connected by flange 15 with thread spindle 1, it is another
One end is connected with communicating pipe 16.I.e. pressure relief is installed in plug 3 on thread spindle 1 together, and the relief valve is specially to cut
Only valve.To realize the intelligence keying of control valve and setting clean boot value, institute for the pumped (conveying) medium in different pipelines 13
It further includes controller, input button and pressure sensor to state pressure relief, pressure sensor be mounted in thread spindle 1 and with control
The input terminal of device connects, and input button is connect with controller, the control terminal connection and control of the output end and relief valve of controller
Module is connected with a remote monitoring host computer to the I/O interfaces of device by radio communication.
As shown in Figure 1, when the utility model at work：
1) plug 3 is stretched into pipeline 13, while being inflated into air bag 3-2 by inflating ball valve 17 and gas tube 18；
2) it and then pushes after hollow sleeve 4 makes plug 3 be moved to suitable position, rotates rotating handles 5, tighten nut 7 and exist
Screw thread rotation on thread spindle 1 pushes hollow sleeve 4 to squeeze each round clamping plate 3-1 on plug 3 successively forward, passes through each circle
The stress successively of clevis plate 3-1 squeezes forward the air bag 3-2 after inflation, under the squeezing action by front and back round clamping plate 3-1,
Each air bag 3-2 deforms and extends around, fits closely the inner space of each circle clamping plate 3-1 and pipeline 13, is formed
2 airtight closure chambers, finally tighten and tighten nut 7 on rotating handles 5；
3) grab in connecting rod 9 is hooked on the ring flange 12 being fixed on pipeline 13, is tightened in the second connecting sleeve 8
Nut 7 of tightening can stationary positioned panel 2, you can complete plugging operations.And process is blocked to pipeline 13 in plug 3,
When the pressure that the flow media (such as water) in pipeline 13 generates plug 3 reaches preset safety value, relief valve is beaten automatically
It opens, will be automatically closed when until inside and outside pressure value reaching balance outside flow media discharge line 13.
It these are only the embodiment for illustrating the utility model, be not intended to limit the utility model, for this field
For technical staff, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. the air heave type plugging pipelines tool with pressure relief, it is characterised in that：Including radially equipped with thread spindle (1) and successively
Plug (3), hollow sleeve (4), Pipe couplings and pressure relief, the thread spindle (1) on thread spindle (1) are
The screwed pipe of both ends open and inner hollow,
The plug (3) include gas tube (18), inflation ball valve (17), n air bag (3-2) and n+1 circle clamping plate (3-1),
The circle clamping plate (3-1) is sequentially coaxially mounted on thread spindle (1) and pacifies between each two adjacent round clamping plate (3-1)
There are one the air bags (3-2) for dress, and the air bag (3-2) is coaxially mounted to round clamping plate (3-1) on thread spindle (1), described
One end of gas tube (18) connect with inflation ball valve (17), its other end penetrate successively after each circle clamping plate (3-1) respectively with respectively
Air bag (3-2) is connected to, the integer that wherein n is >=1；
The hollow sleeve (4) penetrates in thread spindle (1) and one end of hollow sleeve (4) is fixed on plug (3), its other end
Equipped with the part that screws for fixed plug (3), the part that screws is threaded on thread spindle (1), the Pipe couplings
One end can freely be connected on pipeline (13), its other end is threadedly coupled with thread spindle (1)；
The pressure relief includes relief valve, and one end of the relief valve is connected by flange (15) with thread spindle (1), it is another
One end is connected with communicating pipe (16).
2. the air heave type plugging pipelines tool according to claim 1 with pressure relief, it is characterised in that：The pipeline connects
Connection mechanism includes positioning panel (2) and at least 2 connecting rods (9), and the positioning panel (2) passes through fastener slidable connection
On thread spindle (1) and the cross-sectional area of positioning panel (2) is more than the cross-sectional area of plug (3), one end of the connecting rod (9)
It is hinged on the side walls of positioning panel (2), its other end is equipped with grab to connecting pipe (13).
3. the air heave type plugging pipelines tool according to claim 1 or 2 with pressure relief, it is characterised in that：The rotation
Tight part includes the first connecting sleeve (6) and two rotating handles (5), and it is interior and that the first connecting sleeve (6) penetrates thread spindle (1)
The both ends of one connecting sleeve (6) are respectively equipped with one and tighten nut (7), and the nut (7) of tightening is threadedly coupled with thread spindle (1),
Two rotating handles (5) are respectively symmetrically located at the both sides of thread spindle (1) and are fixed in the first connecting sleeve (6).
4. the air heave type plugging pipelines tool according to claim 2 with pressure relief, it is characterised in that：The fastener
Including the second connecting sleeve (8), the second connecting sleeve (8) penetrates in thread spindle (1) and vertically pacifies in the second connecting sleeve (8)
Equipped with the positioning panel (2), respectively it is equipped with one at the both ends of the second connecting sleeve (8) and tightens nut (7), it is described to tighten nut
(7) it is threadedly coupled with thread spindle (1).
5. the air heave type plugging pipelines tool according to claim 2 with pressure relief, it is characterised in that：In positioning panel
(2) 3 support plates (11) have been at least connected between the second connecting sleeve (8), one end of each support plate (11) is fixed on positioning
On panel (2), its other end is fixed in the second connecting sleeve (8).
6. the air heave type plugging pipelines tool according to claim 1 with pressure relief, it is characterised in that：The pressure release knot
Structure further includes pressure sensor, input button and controller, and the pressure sensor is mounted in thread spindle (1) and and controller
Input terminal connection, it is described input button and controller input terminal connect, the control of the output end and relief valve of the controller
Module is connected with remote monitoring host computer to the I/O interfaces of end connection processed and controller by radio communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820207782.XU CN207935622U (en) | 2018-02-06 | 2018-02-06 | Air heave type plugging pipelines tool with pressure relief |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820207782.XU CN207935622U (en) | 2018-02-06 | 2018-02-06 | Air heave type plugging pipelines tool with pressure relief |
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| Publication Number | Publication Date |
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| CN207935622U true CN207935622U (en) | 2018-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820207782.XU Active CN207935622U (en) | 2018-02-06 | 2018-02-06 | Air heave type plugging pipelines tool with pressure relief |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105524A (en) * | 2018-02-06 | 2018-06-01 | 钦州学院 | Air heave type plugging pipelines instrument with pressure relief |
-
2018
- 2018-02-06 CN CN201820207782.XU patent/CN207935622U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105524A (en) * | 2018-02-06 | 2018-06-01 | 钦州学院 | Air heave type plugging pipelines instrument with pressure relief |
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