CN206072649U - A kind of gas pipeline mechanical type stopper - Google Patents
A kind of gas pipeline mechanical type stopper Download PDFInfo
- Publication number
- CN206072649U CN206072649U CN201621006810.9U CN201621006810U CN206072649U CN 206072649 U CN206072649 U CN 206072649U CN 201621006810 U CN201621006810 U CN 201621006810U CN 206072649 U CN206072649 U CN 206072649U
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- adaptation
- screw rod
- support
- mechanical type
- gas pipeline
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Abstract
This utility model is related to a kind of gas pipeline mechanical type stopper, including adaptive device and plugging device, adaptive device is connected for being adapted with the pipeline for needing repairing, combination compressing rubber balloon of the plugging device using bolt and nut, nut is included but is not limited to as improvement of the present utility model to be directly fixed on the inwall of support tube by thrust ball bearing, rubber balloon compares that solid rubber ball is more easily deformed and plugging effect is more preferable.
Description
【Technical field】
This utility model belongs to pipe pressurized closure frame for movement technical field, is that a kind of gas pipeline is used in more detail
Mechanical type stopper.
【Background technology】
At present, the repairing of domestic town gas pipe is all, using first closing ducts upstream, the valve in downstream, then to wait for quietly
Residual natural gas in pipeline diffuse completely after carrying out repairing operation, but this kind of operating type has following shortcoming：A,
Engineering time is long, while can also cause downstream to die in emergency repair time.B, giving out of gas in pipeline can be so that combustion gas be wasted
Seriously.C, died in the time period, can bring very serious loss to industrial undertaking, can also affect resident living.
And the existing stopper for being capable of blocking pipe, mostly heavier, difficulty of construction is big.
【Utility model content】
The purpose of this utility model is to provide a kind of Purely mechanical stopper, to solve what is proposed in above-mentioned background technology
Structure bulky present in prior art, the technical problem of inconvenience of constructing.
For achieving the above object, this utility model provides following technical scheme：
A kind of gas pipeline mechanical type stopper, including adaptive device and plugging device；
The adaptive device includes being adapted to lid and fitting connection in cylinder, adaptation, and the upper end of the adaptation cylinder is suitable with described
Cover seal connection is mixed, the lower end of the adaptation cylinder connects the fitting connection；The center position covered in the adaptation is opened
Through hole is provided with, the fitting connection is adapted with the pipeline for needing repairing and is connected；
The plugging device includes support tube, lid in support, compression screw rod, rubber balloon, nut, thrust ball bearing, interior
Bar and outer bar；The upper end of the support tube is tightly connected in the support and covers；The support in the support under lid
In cylinder, the nut is arranged on the support tube inwall by the thrust ball bearing；The compression screw rod is divided into top
The compression support chip of screw rod and bottom, the external screw thread that the screw rod is provided with can be rotatably connected with the female thread of the nut, institute
State the circular area surrounded not less than the support tube external diameter by the top surface area of compression support chip, and the compression support chip with
The screw rod adopts detachable connection；Position between the compression support chip and the support tube arranges the rubber
Balloon；The interior bar is located in the outer bar, and the outer bar through after the through hole covered in the adaptation with the support on
Lid thread seal connects, and the lower end of the interior bar is provided with spline, and the nut upper end is provided with the keyway being adapted with the spline.
Further, anticreep keeper, the center of the anticreep keeper are provided with the medium position of the screw rod
Place offers the female thread being adapted with the screw rod, and the anticreep keeper is connected with the screw flight.
Further, slide key, and described are provided with positioned at the anticreep keeper position below on the screw rod
The inwall of support cylinder is provided with the chute being adapted with the slide key, and the slide key can be slided up and down in the chute.Need
It is noted that slide key can be slided up and down in chute, and can not rotate, also just define the circumferential rotation of screw rod, from
And rubber balloon will not be twisted.
Further, bulge loop is also associated with the through hole for covering in the adaptation, the outer bar is located in the bulge loop, and
Sealing shroud sealing is compressed by sealing member between the outer wall of the outer wall of the outer bar and the bulge loop.
Further, the center position for covering in the support is provided with internal thread hole, and the internal thread hole is adapted to described
The through hole opened up on upper lid is just relative.It should be noted that described just with respect to being exactly the downward projection of internal thread hole and be adapted to
Cover the through hole downward projection for opening up to overlap.
Further, the preformed hole passed through for the compression screw rod, and the rubber are provided with the middle part of the rubber balloon
The air pressure of balloon is adjustable.For rubber balloon compares gum cylinder, with flexility superior technique effect.
Further, the side wall of the adaptation cylinder is provided with diffusion valve, and the diffusion valve is located at adaptation cylinder side wall
Top.The diffusion valve is used to clear the air in adaptation cylinder.
Further, the diffusion valve is valve inside.Valve inside, i.e. check valve.
Further, air gauge is also communicated with the side wall of the adaptation cylinder.The air gauge is used to show in adaptation cylinder
Air pressure.The air gauge can be the digital display manometer with wireless signal transmission unit.
Further, adopt between the screw rod and the compression support chip and be threadedly coupled.Threaded connection is detachable
One kind of connection, convenient dismounting rubber balloon.
The beneficial effects of the utility model are：Structure is portable, operates freely, and the deflection of rubber balloon is big, only needs pressure
The shorter compression travel of compression screw arbor is capable of achieving larger compress variation；And nut is arranged on support tube by thrust ball bearing
Interior, frictional force is little, rotates freely.
【Description of the drawings】
Fig. 1 is the structural representation of one embodiment of the present utility model；
Fig. 2 is the structural representation of another embodiment of the present utility model.
Description of reference numerals is as follows：
1- is adapted to cylinder；Cover in 2- adaptations；3- fitting connections；4- support tubes；Cover in 5- supports；6- compresses screw rod, 61- spiral shells
Bar；62- compresses support chip；7- rubber balloons；8- nuts；9- thrust ball bearings；10- interior bars；11- outer bars；12- anticreeps are positioned
Part；13- slide keys；14- bulge loops；15- sealing members；16- sealing shrouds；17- diffusion valves；18- air gauges；201- support claws, 202-
Spring.
【Specific embodiment】
To make the purpose of this utility model, technical scheme and advantage clearer, below will be to technology of the present utility model
Scheme is described in detail.Obviously, described embodiment is only a part of embodiment of this utility model, rather than all
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not before creative work is made
All other embodiment obtained by putting, belongs to the scope protected by this utility model.
As shown in figure 1, this utility model provides a kind of gas pipeline mechanical type stopper, including adaptive device and envelope
Block apparatus；
Adaptive device includes being adapted to lid 2 and fitting connection 3 on cylinder 1, adaptation, and the upper end of adaptation cylinder 1 is with to be adapted to lid 2 close
Envelope connection, is adapted to the lower end connection fitting connection 3 of cylinder 1；In adaptation, the center position of lid 2 offers through hole, adaptation connection
Part 3 is adapted with the pipeline for needing repairing and is connected；
Plugging device include lid 5 on support tube 4, support, compression screw rod 6, rubber balloon 7, nut 8, thrust ball bearing 9,
Interior bar 10 and outer bar 11；The upper end of support tube 4 is tightly connected the upper lid 5 of support；In the support tube 4 supported under upper lid 5, spiral shell
Female 8 are arranged on 4 inwall of support tube by thrust ball bearing 9；6 points of screw rod 61 and the compressions of bottom for top of compression screw rod
Blade 62, the external screw thread that screw rod 61 is provided with can be rotatably connected with the female thread of nut 8, compress the top surface area of support chip 62 not
Less than the circular area surrounded by 4 external diameter of support tube, and compression support chip 62 adopts detachable connection with screw rod 61；Positioned at pressure
Position between contracting support chip 62 and support tube 4 arranges rubber balloon 7；Interior bar 10 is located in outer bar 11, and outer bar 11 is passed through
Be connected with upper 5 thread seal of lid is supported after the through hole of lid 2 in adaptation, the lower end of interior bar 10 is provided with spline, 8 upper end of nut be provided with
The keyway that spline is adapted.
Anticreep keeper 12 is provided with the medium position of screw rod 61, the center position of anticreep keeper 12 is offered and spiral shell
The female thread that bar 61 is adapted, anticreep keeper 12 are threadedly coupled with screw rod 61.
It is provided with slide key 13, and the inwall of support tube 4 positioned at 12 position below of anticreep keeper on screw rod 61 and sets
There is the chute being adapted with slide key 13, slide key 13 can be slided up and down in chute.
Bulge loop 14 is also associated with adaptation on the through hole of lid 2, outer bar 11 is located in bulge loop 14, and the outer wall of outer bar 11 with
Sealing shroud 16 is compressed by sealing member 15 between the outer wall of bulge loop 14 to seal.
In support, the center position of lid 5 is provided with internal thread hole, internal thread hole be adapted to the through hole positive open up on lid 2
It is right.
The preformed hole that voltage supply compression screw arbor 6 is passed through is provided with the middle part of rubber balloon, and the air pressure of rubber balloon is adjustable.
The side wall of adaptation cylinder 1 is provided with diffusion valve 17, and diffusion valve 17 is located at the top of adaptation 1 side wall of cylinder.
Air gauge 18 is communicated with also on the side wall of adaptation cylinder 1.Air gauge 18 is used to show the air pressure in adaptation cylinder 1.Air pressure
Table 18 can be the digital display manometer with wireless signal transmission unit.
Adopt between screw rod 61 and compression support chip 62 and be threadedly coupled.
Embodiment one：
Interior bar 10 is inserted in outer bar 11, after outer bar 11 passes through the upper lid 2 of adaptation, outer bar 11, outer bar 11 and support is rotated
Upper lid 5 is threadedly coupled, and screwing hermetic part 15 is pressed in sealing shroud 16 in outer bar 11 and bulge loop 14, realizes outer bar 11 and is adapted to dress
Put the sealing of inside；Connection fitting connection 3 on the pipeline for needing repairing, under push away outer bar 11 support tube 4 transferred to into needs
The gas upstream of the pipeline of repairing, transfers interior bar 10, and the spline of 10 lower end of interior bar is entered in the keyway of 8 upper end of nut, rotates
Interior bar 10,10 drive nut 8 of interior bar, 4 inwall of relative support cylinder in the thrust ball bearing 9 are rotated, and nut 8 drives connected
Screw rod 61 is moved upwards, is also moved upwards so as to compress support chip 62, and rubber balloon 7 is by 4 bottom of compression support chip 62 and support tube
The flat compressed at end, to circumferential expansion, realizes sealing pipeline.
Preferably, can also sporadically be passed through by observing manometric registration during being blocked
Combustion gas in 17 pairs of adaptation cylinders 1 of diffusion valve discharges.
Embodiment two：
As shown in Fig. 2 alternative of the present embodiment as embodiment one, is wherein to be adapted on the side wall of cylinder 1 at change
At least two windows are opened up, in each window, connects a support claw 201 by being oriented to pivot pin (not shown), be oriented to pivot pin and connect
What is connect is the oblong groove opened up on one end of support claw 201, one end relative with oblong groove on support claw 201
A manhole is provided with, manhole is connected on support claw disk by rotating shaft, between support claw disk and anticreep keeper 12
Spring 202 is provided with, support claw disk is set on screw rod 61, the screw rod 61 for being set with support claw disk position is polished rod, nut 8 is located at
In support tube 4 on support claw disk, when using 10 drive nut 8 of interior bar, nut 8 is moved downward first, promotes support claw disk
Downwards, when support claw 201 is supported on the inner-walls of duct for need repairing, continue rotation nut 8, now as nut 8 is propped up
Support claw disk is spacing, and screw rod 61 starts to move upwards, so as to compressing rubber cylinder (compared with embodiment one, be solid rubber cylinder herein,
Rather than rubber balloon is 7), sealing is realized.
This utility model is not limited to above-mentioned preferred forms, and those of ordinary skill in the art are opened of the present utility model
Other various forms of products can be all drawn under showing, however, make any change in its shape or structure, it is every with this
Technical scheme as application is same or like, all falls within protection domain of the present utility model.
Claims (10)
1. a kind of gas pipeline mechanical type stopper, including adaptive device and plugging device；It is characterized in that：
The adaptive device includes being adapted to lid (2) and fitting connection (3) in cylinder (1), adaptation, the upper end of adaptation cylinder (1)
It is tightly connected with (2) are covered on described adaptation, the lower end of adaptation cylinder (1) connects the fitting connection (3)；In the adaptation
The center position of lid (2) offers through hole, and the fitting connection (3) is adapted with the pipeline for needing repairing and is connected；
The plugging device includes support tube (4), lid (5) in support, compression screw rod (6), rubber balloon (7), nut (8), pushes away
Power ball bearing (9), interior bar (10) and outer bar (11)；The upper end of the support tube (4) is tightly connected lid (5) in the support；Position
In the support tube (4) covered under (5) in the support, the nut (8) is arranged on by the thrust ball bearing (9)
On support tube (4) inwall；Compression screw rod (6) is divided into the screw rod (61) on top and the compression support chip (62) of bottom,
The external screw thread that the screw rod (61) is provided with can be rotatably connected with the female thread of the nut (8), compression support chip (62)
The circular area that surrounded not less than the support tube (4) external diameter of top surface area, and compression support chip (62) with it is described
Screw rod (61) adopts detachable connection；Position between compression support chip (62) and the support tube (4) is arranged
The rubber balloon (7)；The interior bar (10) is located in the outer bar (11), and the outer bar (11) is through in the adaptation
It is connected with lid (5) thread seal in the support after the through hole of lid (2), the lower end of the interior bar (10) is provided with spline, the spiral shell
Female (8) upper end is provided with the keyway being adapted with the spline.
2. gas pipeline according to claim 1 mechanical type stopper, it is characterised in that the middle part of the screw rod (61)
Anticreep keeper (12) is provided with position, the center position of the anticreep keeper (12) is offered and the screw rod (61) phase
The female thread of adaptation, the anticreep keeper (12) are threadedly coupled with the screw rod (61).
3. gas pipeline according to claim 2 mechanical type stopper, it is characterised in that be located on the screw rod (61)
Anticreep keeper (12) position below is provided with slide key (13), and the inwall of the support tube (4) is provided with and institute
The chute that slide key (13) is adapted is stated, the slide key (13) can be slided up and down in the chute.
4. gas pipeline according to claim 1 mechanical type stopper, it is characterised in that cover (2) in the adaptation
Bulge loop (14) is also associated with through hole, the outer bar (11) is located in the bulge loop (14), and the outer wall of the outer bar (11)
Sealing shroud (16) sealing is compressed by sealing member (15) and the outer wall of the bulge loop (14) between.
5. gas pipeline according to claim 1 mechanical type stopper, it is characterised in that cover (5) in the support
Center position is provided with internal thread hole, and the internal thread hole is just relative with the through hole opened up on lid (2) in the adaptation.
6. gas pipeline according to claim 1 mechanical type stopper, it is characterised in that the rubber balloon (7)
Middle part is provided with the preformed hole passed through for compression screw rod (6), and the air pressure of the rubber balloon (7) is adjustable.
7. gas pipeline according to claim 1 mechanical type stopper, it is characterised in that the side of the adaptation cylinder (1)
Wall is provided with diffusion valve (17), and the diffusion valve (17) is positioned at the top of adaptation cylinder (1) the side wall.
8. gas pipeline according to claim 7 mechanical type stopper, it is characterised in that the diffusion valve (17) is gas
Men Xin.
9. gas pipeline according to claim 1 mechanical type stopper, it is characterised in that the side of the adaptation cylinder (1)
Air gauge (18) is communicated with wall.
10. gas pipeline according to claim 1 mechanical type stopper, it is characterised in that the screw rod (61) and institute
State between compression support chip (62) using threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621006810.9U CN206072649U (en) | 2016-08-23 | 2016-08-23 | A kind of gas pipeline mechanical type stopper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621006810.9U CN206072649U (en) | 2016-08-23 | 2016-08-23 | A kind of gas pipeline mechanical type stopper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206072649U true CN206072649U (en) | 2017-04-05 |
Family
ID=58434513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621006810.9U Active CN206072649U (en) | 2016-08-23 | 2016-08-23 | A kind of gas pipeline mechanical type stopper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206072649U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282106A (en) * | 2018-11-13 | 2019-01-29 | 北京实利信达仪器设备有限公司 | A kind of plugging device and plugging device |
-
2016
- 2016-08-23 CN CN201621006810.9U patent/CN206072649U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282106A (en) * | 2018-11-13 | 2019-01-29 | 北京实利信达仪器设备有限公司 | A kind of plugging device and plugging device |
| CN109282106B (en) * | 2018-11-13 | 2023-08-22 | 北京实利信达仪器设备有限公司 | Plugging device and plugging device |
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