CN206036507U - Small -diameter pipelines's incessantly defeated quick plugging device - Google Patents
Small -diameter pipelines's incessantly defeated quick plugging device Download PDFInfo
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- CN206036507U CN206036507U CN201621061979.4U CN201621061979U CN206036507U CN 206036507 U CN206036507 U CN 206036507U CN 201621061979 U CN201621061979 U CN 201621061979U CN 206036507 U CN206036507 U CN 206036507U
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- blocking
- pipe fitting
- coupling tunnel
- closure
- bits
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Abstract
The utility model discloses a small -diameter pipelines's incessantly defeated quick plugging device belongs to the pipeline construction technology field, inhale bits and bottom plug device and block plugging device including blocking the pipe fitting, blocking opening device, blocking. Wherein, block the pipe fitting and block up and block the pipe fitting pipe cap including blocking the pipe fitting body, blocking the pipe fitting, it includes that opening coupling cylinder, bottom are provided with the drilling rod of start bit, clamping screw and feed thread tube to block opening device, block and inhale bits and bottom plug device and connect pole and stifled pole down including inhaling bits bottom plug coupling cylinder, connecting rod, magnet, it includes shutoff coupling cylinder, shutoff packing element, bracing piece, expansion link and expansion link support to block plugging device. To block pipe fitting and pipeline welding, then carry on the pipeline the opening, inhale bits, shutoff, block up blocking the pipe fitting behind pipeline maintenance. The utility model discloses can be under construction under the state that the pipeline was incessantly failed, improve the efficiency of construction, solve the problem that the difficulty was blocked in the small -diameter pipelines maintenance.
Description
Technical field
This utility model is related to technical field of pipeline construction, and specifically a kind of on-line production of small-bore pipeline is quickly sealed
Block apparatus.
Background technology
Pipeline in normal course of operation, often because various productions, the needs of life carry out keeping in repair on pipeline, more
Change, relocate, increasing the construction such as branch road.Whole piece in-service pipeline usually is stopped conveying by current form of construction work, empties pipeline
After constructed.This mode both have impact on normal production, living needs, cause various wastes again.In on-line production situation
Lower safety non-leakage to pipeline maintenance, to change or relocate be technical field of pipeline construction urgently improved problem.At present in pipe
There are the multiple technologies such as disc type blocking, cartridge type blocking, dish-style blocking in road technical field of construction, but these technologies are in small-bore pipe
On road（DN25-DN100）Exist such as construction operation time it is long, work progress is excessively loaded down with trivial details, cannot be on small-bore pipeline
The various problems such as use.
The content of the invention
Technical assignment of the present utility model is for above weak point, there is provided a kind of on-line production of small-bore pipeline is quick
Plugging device, solves the problems, such as that existing small-bore pipeline maintenance blocking is difficult, is constructed, improve in the state of on-line production
Efficiency of construction, economizes on resources.
This utility model solves the technical scheme adopted by its technical problem：
A kind of on-line production fast plugging device of small-bore pipeline, inhales bits including blocking pipe fitting, blocking shedding motion, blocking
And lower plug device and blocking plugging device, wherein,
Blocking pipe fitting includes blocking pipe fitting body, blocking pipe fitting jam and blocking pipe fitting pipe cap, blocking pipe fitting body lower end
For arc, when blocking pipe fitting body is vertically placed on pipeline, its lower end arcwall face is coordinated with pipeline outer wall and is adjacent to, and blocks pipe fitting
This is provided with female thread in vivo；Accordingly, block pipe fitting jam and be provided with external screw thread, blocking pipe fitting jam is threaded connection solid
It is scheduled in blocking pipe fitting body, blocking pipe fitting jam top is additionally provided with connecting rod female thread and lower blocked shot locating slot；Blocking tube
Part pipe cap is detachably connected on the upper end of blocking pipe fitting body.
Blocking shedding motion includes that opening coupling tunnel, bottom are provided with drilling rod, standing screw and the feeding spiral shell of start bit
Stricture of vagina cylinder；Standing screw is cored screw, and its lower end is fixed on opening coupling tunnel；Feeding thread barrel is provided with and standing screw phase
The female thread of cooperation, and transmission is threadedly coupled with standing screw；Start bit is located in opening coupling tunnel, and drilling rod is worn straight up
Standing screw and feeding thread barrel is crossed, feeding is stretched out at the top of which and thread barrel is set to outer hexagon, drilling rod and feeding thread barrel
Connected by cod, drilling rod is connected with opening coupling tunnel top movable seal.
Bits and lower plug device are inhaled in blocking to be included inhaling the lower plug coupling tunnel of bits, connecting rod, Magnet extension bar and lower blocked shot；Lower blocked shot bottom
Portion is arranged under suction bits fills in coupling tunnel, and which stretches out the lower top filled in coupling tunnel and consider lower plug coupling tunnel with suction to be worth doing of suction bits straight up
Movable seal connects, and it is raised that lower blocked shot bottom is provided with blockage positioning, and lower blocked shot is hollow-core construction, the company of being provided with lower blocked shot
The descending position limiting structure of extension bar；Connecting rod passes vertically through lower blocked shot, is engaged with the descending position limiting structure of connecting rod, and connecting rod bottom is stretched
Go out lower blocked shot and be provided with external screw thread；Accordingly, Magnet extension bar top is provided with connecting rod female thread, and Magnet extension bar bottom is arranged
There is suction bits Magnet.
Blocking plugging device includes blocking coupling tunnel, closure rubber tube, support bar, expansion rod and expansion rod support；Closure
Coupling tunnel top is provided with expansion rod rack fixing seat, is additionally provided with and diffuses bolt on closure coupling tunnel；Closure rubber tube is vertical
It is arranged in closure connecting cylinder, support bar lower end is arranged in closure connecting cylinder and is fixedly connected with closure rubber tube, support bar
Protrude upward closure coupling tunnel and be connected with closure coupling tunnel top movable seal, support bar is hollow-core construction, is provided with interior
Thread segment；Accordingly, expansion rod is provided with external screw thread, and expansion rod passes vertically through support bar, and lower end extends downwardly into closure rubber tube
Interior, expansion rod is connected with expansion rod support by bearing, and expansion rod pedestal lower end is engaged with expansion rod rack fixing seat.
Preferably, block pipe fitting body upper end and be provided with external screw thread, blocking pipe fitting pipe cap is provided with female thread, blocks pipe fitting
Pipe cap is threaded connection with blocking pipe fitting body upper end.
Preferably, shedding motion, blocking suction bits and lower plug device, blocking plugging device lower end are blocked and is provided with protecting cover.
Further, fill in coupling tunnel and block coupling tunnel lower end under opening coupling tunnel, suction bits and be provided with external screw thread, and lead to
Cross threaded connection to be connected with the protecting cover.
Preferably, be open coupling tunnel bolt is diffused with inhaling to be provided with the lower plug coupling tunnel of bits.
Preferably, standing screw lower end and opening coupling tunnel top are threaded connection fixation, detachably, convenient maintenance and
Change.
Preferably, lower blocked shot handle is provided with the top of lower blocked shot；Connecting rod protrudes upward lower blocked shot and is provided with connecting rod
Handle.
The fast plugging device changed using above-mentioned pipeline on-line production carries out quick blocking, and specific implementation process is：
1）, blocking pipe fitting body be connected with pipeline, blocking pipe fitting body lower end is fitted with pipeline and is welded and fixed, will be marked
Quasi- ball valve is fixed to the top of blocking pipe fitting body；
2）, pipeline tapping, the lower end of blocking shedding motion is fixed on standard ball valve, standard ball valve is opened, turn enters
To thread barrel, feed thread barrel and drive drilling rod and start bit to move downwardly through the tube wall that standard ball valve reaches pipeline, make
Outer hexagon at the top of drilling rod is rotated to drive start bit to do cutting movement with instrument, at the same it is slow rotate feeding thread barrel from
And drive start bit to do feed motion, realize the opening of tube wall；After opening is finished, quick cycle feeding thread barrel makes opening drill
Head is returned in opening coupling tunnel, and standard of closure ball valve unloads blocking shedding motion；
3）, inhale bits, Magnet extension bar is arranged on into the lower end of connecting rod, blocking is inhaled into bits and the lower end of lower plug device is fixed on
On standard ball valve, standard ball valve is opened, lower pressure blocked shot makes Magnet extension bar reach the bottom of opening conduit, and absorption remains in pipe
Iron filings in road, then lift lower blocked shot, make Magnet extension bar return to the lower plug coupling tunnel of suction bits, standard of closure together with the iron filings of absorption
Ball valve, unloads blocking and inhales bits and lower plug device；
4）, pipe plugging, the lower end of blocking plugging device is fixed on standard ball valve, standard ball valve is opened, is pushed
Strut makes closure rubber tube reach in opening conduit, and expansion rod support is fixed on closure coupling tunnel, and rotary expansion bar makes
Expansion rod lower end extends further into closure rubber tube and then closure rubber tube is further expanded, and blocking pipe, release diffuse spiral shell
Bolt, observes plugging effect, it is determined that carrying out pipeline construction after blocking safety；
5）, pipeline deblocking, after the completion of pipeline construction, rotate up expansion rod unclamp closure rubber tube, lifting support bar makes
Which drives closure rubber tube to return to closure coupling tunnel, and standard of closure ball valve, release diffuse bolt and diffuse, and unloads blocking closure dress
Put；
6）, lower plug, blocking pipe fitting jam is fixed on into the lower end of connecting rod, then blocking and will be inhaled under the lower plug device of bits
End is fixed on standard ball valve, opens standard ball valve, and lower pressure blocked shot makes blocking pipe fitting jam reach in blocking pipe fitting body,
The lower blocked shot of rotation makes blocking pipe fitting jam be threadedly coupled in blocking pipe fitting body, and be rotatably connected bar, is allowed to block up with blocking pipe fitting
Plug is separated, and is lifted lower blocked shot and is returned in the lower plug coupling tunnel of suction bits, and standard of closure ball valve unloads blocking and inhales bits and lower plug device；
7）, unload standard ball valve, blocking pipe fitting pipe cap is installed.
Preferably, standard ball valve is threaded connection the top for being fixed on blocking pipe fitting body, blocking shedding motion, blocking
Inhale bits and lower plug device and blocking plugging device lower end is connected with standard ball valve top with threaded form.
Preferably, after opening finishes simultaneously cycle start bit, standard of closure ball valve, release diffuse bolt, unload blocking
Shedding motion, covers protecting cover；After suction bits are finished and carry back Magnet extension bar, standard of closure ball valve, release diffuse bolt, unload resistance
It is disconnected to inhale bits and lower plug device, cover protecting cover；After lower plug is finished and carries back lower blocked shot, standard of closure ball valve, release diffuse bolt,
Unload blocking and inhale bits and lower plug device, cover protecting cover.
Compared to the prior art a kind of small-bore pipeline on-line production fast plugging device of the present utility model, has with following
Beneficial effect：
The design of this device is simple, easy to use, and the operation such as can carry out being open to small-bore pipeline manually, block, and operate
Method is simple, safe and practical.Device is easy for installation, using it is rear it is readily removable remove, and each device is provided with helmet, convenient storage and transports
It is defeated；
Realize to the maintenance of the on-line production of small-bore pipeline, construction of changing and relocate etc., simplify construction process, improve and apply
Work efficiency rate；Simultaneously without by pipeline shutdown and emptying, so as to facilitating life and producing.
Description of the drawings
Fig. 1 is blocking pipe fitting schematic diagram；
Fig. 2 is blocking shedding motion schematic diagram；
Fig. 3 is that bits and lower plug device schematic diagram are inhaled in blocking；
Fig. 4 is blocking plugging device schematic diagram；
Fig. 5 is blocking pipe fitting connection diagram；
Fig. 6 is the connection diagram for blocking shedding motion and blocking pipe fitting；
Fig. 7 is blocking opening schematic diagram；
Fig. 8 is the connection diagram that bits and lower plug device and blocking pipe fitting are inhaled in blocking；
Fig. 9 is that bits schematic diagram is inhaled in blocking;
Figure 10 is the connection diagram for blocking plugging device and blocking pipe fitting；
Figure 11 is blocking closure schematic diagram；
Figure 12 is that pipeline is relocated schematic diagram after blocking；
Figure 13 is the connection diagram that bits and lower plug device and blocking pipe fitting are inhaled in blocking；
Figure 14 is the lower plug schematic diagram of blocking;
Figure 15 is that blocking completes schematic diagram.
In figure：1st, block pipe fitting body, 2, blocking pipe fitting jam, 3, blocking pipe fitting pipe cap, 4, protecting cover, 5, start bit,
6th, be open coupling tunnel, 7, diffuse bolt, 8, drilling rod, 9, standing screw, 10, feeding thread barrel, 11, inhale the lower plug coupling tunnel of bits, 12,
Magnet extension bar, 13, connecting rod, 14, lower blocked shot, 15, closure coupling tunnel, 16, closure rubber tube, 17, expansion rod, 18, support bar,
19th, expansion rod support, 20, pipeline, 21, standard ball valve, 22, it is former abolish pipeline, 23, newly transform pipeline.
Specific embodiment
With reference to specific embodiment, the utility model is described in further detail.
Embodiment one
A kind of on-line production fast plugging device of small-bore pipeline, inhales bits including blocking pipe fitting, blocking shedding motion, blocking
And lower plug device and blocking plugging device, wherein,
Blocking pipe fitting includes blocking pipe fitting body 1, blocking pipe fitting jam 2 and blocking pipe fitting pipe cap 3, blocking pipe fitting body 1
Lower end is arc, and the radius of arc is equal to the radius of small-bore pipeline 20 of will constructing, and blocks pipe fitting body 1 and is vertically placed on
When on pipeline 20, its lower end arcwall face is coordinated with 20 outer wall of pipeline and is adjacent to, and in order to weld, is provided with interior in blocking pipe fitting body 1
Screw thread；Accordingly, block pipe fitting jam 2 and be provided with external screw thread, blocking pipe fitting jam 2 is threaded connection and is fixed on blocking pipe fitting
In body 1,2 top of blocking pipe fitting jam is additionally provided with connecting rod female thread and lower blocked shot locating slot；Blocking pipe fitting pipe cap 3 is removable
Unload the upper end for being connected to blocking pipe fitting body 1.
The blocking shedding motion coupling tunnel 6, bottom that includes being open is provided with the drilling rod 8 of start bit 5, standing screw 9 and enters
To thread barrel 10；Standing screw 9 is cored screw, and its lower end is fixed on opening coupling tunnel 6；Feeding thread barrel 10 be provided with
The female thread that standing screw 9 is engaged, and transmission is threadedly coupled with standing screw 9；Start bit 5 is located in opening coupling tunnel 6,
Drilling rod 8 stretches out feeding thread barrel 10 and is set to outer six sides straight up through standing screw 9 and feeding thread barrel 10 at the top of which
Shape, drilling rod 8 are connected by cod with feeding thread barrel 10, and drilling rod 8 is connected with 6 top movable seal of opening coupling tunnel.
Bits and lower plug device are inhaled in blocking to be included inhaling the lower plug coupling tunnel 11 of bits, connecting rod 13, Magnet extension bar 12 and lower blocked shot 14；
Lower 14 bottom of blocked shot is arranged in the lower plug coupling tunnel 11 of suction bits, its stretch out straight up the lower plug coupling tunnel 11 of suction bits and with inhale under bits
The 11 top movable seal connection of plug coupling tunnel, lower 14 bottom of blocked shot are provided with blockage positioning projection, and lower blocked shot 14 is hollow knot
Structure, is provided with the descending position limiting structure of connecting rod in lower blocked shot 14；Connecting rod 13 passes vertically through lower blocked shot 14, with the descending limit of connecting rod
Bit architecture is engaged, and 13 bottom of connecting rod is stretched out lower blocked shot 14 and is provided with external screw thread；Accordingly, 12 top of Magnet extension bar is arranged
There is connecting rod female thread, 12 bottom of Magnet extension bar is provided with suction bits Magnet.
Blocking plugging device includes blocking coupling tunnel 15, closure rubber tube 16, support bar 18, expansion rod 17 and expansion rod
Frame 19；15 top of closure coupling tunnel is provided with expansion rod rack fixing seat, is additionally provided with and diffuses bolt 7 on closure coupling tunnel 15；
Closure rubber tube 16 is vertically arranged in closure connecting cylinder 15,18 lower end of support bar be arranged in closure connecting cylinder 15 and with closure
Rubber tube 16 is fixedly connected, and support bar 18 is protruded upward closure coupling tunnel 15 and connected with 15 top movable seal of closure coupling tunnel
Connect, support bar 18 is hollow-core construction, is provided with internal thread segment；Accordingly, expansion rod 17 is provided with external screw thread, and expansion rod 17 is vertical
Through support bar 18, lower end is extended downwardly in closure rubber tube 16, and expansion rod 17 is connected with expansion rod support 19 by bearing, swollen
19 lower end of expander roll support is engaged with expansion rod rack fixing seat.
The fast plugging device changed using above-mentioned pipeline on-line production carries out quick blocking, and specific implementation process is：
1）, blocking pipe fitting body 1 be connected with pipeline 20,1 lower end of blocking pipe fitting body is fitted with pipeline 20 and is welded and consolidates
It is fixed, standard ball valve 21 is fixed to into the top of blocking pipe fitting body 1；
2）, pipeline 20 be open, the lower end of opening coupling tunnel 6 is fixed on standard ball valve 21, standard ball valve 21, rotation is opened
Dynamic feeding thread barrel 10, feeding thread barrel 10 drive drilling rod 8 and start bit 5 to move downwardly through standard ball valve 21 and reach pipe
The tube wall in road 20, the outer hexagon rotated at the top of drilling rod 8 using instrument drive start bit 5 to do cutting movement, while slowly
Feeding thread barrel 10 is rotated so as to drive start bit 5 to do feed motion, the opening of tube wall 20 is realized；After opening is finished, quickly
Cycle feeding thread barrel 10 makes start bit 5 return in opening coupling tunnel 6, and standard of closure ball valve 21 unloads blocking shedding motion；
3）, inhale bits, Magnet extension bar 12 is arranged on into the lower end of connecting rod 13, the lower end for inhaling the lower plug coupling tunnel 11 of bits is fixed
On standard ball valve 21, standard ball valve 21 is opened, lower pressure blocked shot 14 makes Magnet extension bar 12 reach the bottom of opening conduit 20,
Absorption remains in the iron filings in pipeline 20, then lifts lower blocked shot 14, makes Magnet extension bar 12 return to suction bits together with the iron filings of absorption
In lower plug coupling tunnel 11, standard of closure ball valve 21 unloads blocking and inhales bits and lower plug device；
4）, pipeline 20 block, the lower end of closure coupling tunnel 15 is fixed on standard ball valve 21, standard ball valve 21 is opened,
Pushing support bar 18 makes closure rubber tube 16 reach in opening conduit 20, and expansion rod support 19 is fixed on closure coupling tunnel 15
On, rotary expansion bar 17 makes 17 lower end of expansion rod extend further into closure rubber tube 16 and then make closure rubber tube 16 further
Bolt 7 is diffused in expansion, blocking pipe 20, release, observes plugging effect, it is determined that carrying out pipeline construction after blocking safety；
5）, pipeline 20 unseal, after the completion of pipeline construction, rotate up expansion rod 17 and unclamp closure rubber tube 16, lift
Strut 18 makes which drive closure rubber tube 16 to return to closure coupling tunnel 15, and standard of closure ball valve 21, release diffuse bolt 7 and diffuse,
Unload blocking plugging device；
6）, lower plug, blocking pipe fitting jam 2 is fixed on into the lower end of connecting rod 13, then the lower plug coupling tunnel 11 of bits will be inhaled
Lower end is fixed on standard ball valve 21, opens standard ball valve 21, and lower pressure blocked shot 14 makes blocking pipe fitting jam 2 reach blocking tube
In part body 1, the lower blocked shot 14 of rotation makes blocking pipe fitting jam 2 be threadedly coupled in blocking pipe fitting body 1, and be then rotatably connected bar
13, it is allowed to separate with blocking pipe fitting jam 2, lifts lower blocked shot 14 and return in the lower plug coupling tunnel 11 of suction bits, standard of closure ball valve 21,
Unload blocking and inhale bits and lower plug device；
7）, unload standard ball valve 21, blocking pipe fitting pipe cap 3 is installed.Complete pipeline construction.
Embodiment two
A kind of on-line production fast plugging device of small-bore pipeline, inhales bits including blocking pipe fitting, blocking shedding motion, blocking
And lower plug device and blocking plugging device, wherein,
Blocking pipe fitting includes blocking pipe fitting body 1, blocking pipe fitting jam 2 and blocking pipe fitting pipe cap 3, blocking pipe fitting body 1
Lower end is arc, and the radius of arc is equal to the radius of small-bore pipeline 20 of will constructing, and blocks pipe fitting body 1 and is vertically placed on
When on pipeline 20, its lower end arcwall face is coordinated with 20 outer wall of pipeline and is adjacent to, and in order to weld, is provided with interior in blocking pipe fitting body 1
Screw thread；Accordingly, block pipe fitting jam 2 and be provided with external screw thread, blocking pipe fitting jam 2 is threaded connection and is fixed on blocking pipe fitting
In body 1,2 top of blocking pipe fitting jam is additionally provided with connecting rod female thread and lower blocked shot locating slot；1 upper end of blocking pipe fitting body
External screw thread is provided with, blocking pipe fitting pipe cap 3 is provided with female thread, and blocking pipe fitting pipe cap 3 passes through spiral shell with 1 upper end of blocking pipe fitting body
Stricture of vagina connects.
The blocking shedding motion coupling tunnel 6, bottom that includes being open is provided with the drilling rod 8 of start bit 5, standing screw 9 and enters
To thread barrel 10；Standing screw 9 is cored screw, and its lower end is threaded connection and is fixed on opening coupling tunnel 6；Feeding screw thread
Cylinder 10 is provided with the female thread being engaged with standing screw 9, and is threadedly coupled transmission with standing screw 9；Start bit 5 is located at and opens
In mouth coupling tunnel 6, drilling rod 8 through standing screw 9 and feeding thread barrel 10, stretches out feeding thread barrel 10 simultaneously straight up at the top of which
Outer hexagon is set to, drilling rod 8 is connected by cod with feeding thread barrel 10, and drilling rod 8 is removable with 6 top of opening coupling tunnel
Dynamic sealing connects.6 lower end of opening coupling tunnel is provided with external screw thread, and has been threaded connection protecting cover 4；Opening 6 side wall of connecting cylinder
On be additionally provided with and diffuse bolt 7.
Bits and lower plug device are inhaled in blocking to be included inhaling the lower plug coupling tunnel 11 of bits, connecting rod 13, Magnet extension bar 12 and lower blocked shot 14；
Lower 14 bottom of blocked shot is arranged in the lower plug coupling tunnel 11 of suction bits, its bar portion stretch out straight up the lower plug coupling tunnel 11 of suction bits and with suction
The top movable seal connection of the lower plug coupling tunnel 11 of bits, lower 14 bottom of blocked shot are provided with blockage positioning projection, and lower blocked shot 14 is
Hollow-core construction, is provided with the descending positive stop lug boss of connecting rod in lower blocked shot 14；Connecting rod 13 passes vertically through lower blocked shot 14, connecting rod 13
Stepped stem is set to, the shaft shoulder is engaged with the descending positive stop lug boss of connecting rod, and 13 bottom of connecting rod is stretched out lower blocked shot 14 and is provided with
External screw thread；Accordingly, 12 top of Magnet extension bar is provided with connecting rod female thread, and 12 bottom of Magnet extension bar is provided with suction bits Magnet.
Lower blocked shot handle is provided with the top of lower blocked shot 14；Connecting rod 13 protrudes upward lower blocked shot 14 and is provided with connecting rod handle.Inhale bits
11 lower end of lower plug coupling tunnel is provided with external screw thread, and has been threaded connection protecting cover 4；Inhale and also set on the lower plug 11 side wall of coupling tunnel of bits
It is equipped with and diffuses bolt 7.
Blocking plugging device includes blocking coupling tunnel 15, closure rubber tube 16, support bar 18, expansion rod 17 and expansion rod
Frame 19；15 top of closure coupling tunnel is provided with expansion rod rack fixing seat, is additionally provided with and diffuses bolt 7 on closure coupling tunnel 15；
Closure rubber tube 16 is vertically arranged in closure connecting cylinder 15,18 lower end of support bar be arranged in closure connecting cylinder 15 and with closure
Rubber tube 16 is fixedly connected, and support bar 18 is protruded upward closure coupling tunnel 15 and connected with 15 top movable seal of closure coupling tunnel
Connect, support bar 18 is hollow-core construction, is provided with internal thread segment；Accordingly, expansion rod 17 is provided with external screw thread, and expansion rod 17 is vertical
Through support bar 18, lower end is extended downwardly in closure rubber tube 16, and expansion rod 17 is connected with expansion rod support 19 by bearing, swollen
19 lower end of expander roll support is engaged with expansion rod rack fixing seat.15 lower end of closure coupling tunnel is provided with external screw thread, and passes through spiral shell
Stricture of vagina is connected with protecting cover 4.
The fast plugging device changed using above-mentioned pipeline on-line production carries out quick blocking, and specific implementation process is：
1）, blocking pipe fitting body 1 be connected with pipeline 20,1 lower end of blocking pipe fitting body is fitted with pipeline 20 and is welded and consolidates
It is fixed, standard ball valve 21 is threaded connection the top for being fixed on blocking pipe fitting body 1；
2）, pipeline 20 be open, lay down the protecting cover 4 of opening coupling tunnel 6 lower end；The lower end of opening coupling tunnel 6 is passed through into screw thread
It is fastened on standard ball valve 21；Opening standard ball valve 21, turn feeding thread barrel 10, feeding thread barrel 10 drive drilling rod 8
And start bit 5 moves downwardly through the tube wall that standard ball valve 21 reaches pipeline 20；Rotate outer at the top of drilling rod 8 using instrument
Hexagon to drive start bit 5 to do cutting movement, while it is slow rotate feeding thread barrel 10 so as to drive start bit 5 do into
To motion, the opening of tube wall 20 is realized；After opening is finished, quick cycle feeding thread barrel 10 makes start bit 5 return to opening connection
Connect in cylinder 6, standard of closure ball valve 21；Bolt 7 is diffused in release, unloads blocking shedding motion, covers protecting cover 4.
3）, inhale bits, lay down the protecting cover 4 for inhaling 11 lower end of the lower plug coupling tunnel of bits；Magnet extension bar 12 is threaded connection into installation
In the lower end of connecting rod 13；The lower end for inhaling the lower plug coupling tunnel 11 of bits is threaded connection and is fixed on standard ball valve 21；Open
Standard ball valve 21, lower pressure blocked shot 14 reach the bottom of opening conduit 20 with moving magnet extension bar 12, and absorption remains in pipeline 20
Interior iron filings；Then lift lower blocked shot 14, drive connecting rod 13 common with lower blocked shot 14 up by the descending positive stop lug boss of connecting rod,
So as to the iron filings with moving magnet extension bar 12 together with absorption are returned in the lower plug coupling tunnel 11 of suction bits, standard of closure ball valve 21；Release is put
Scattered bolt 7, unloads blocking and inhales bits and lower plug device, cover protecting cover 4.
4）, pipeline 20 block, lay down the protecting cover 4 of 15 lower end of stifled coupling tunnel；The lower end of closure coupling tunnel 15 is passed through into screw thread
It is fastened on standard ball valve 21；Opening standard ball valve 21, pushing support bar 18 makes closure rubber tube 16 reach open tube
In road 20, expansion rod support 19 is fixed on closure coupling tunnel 15, rotary expansion bar 17 makes 17 lower end of expansion rod further stretch
Enter to block rubber tube 16 and further expand so that blocking rubber tube 16, blocking pipe 20；Bolt 7, observation closure are diffused in release
Effect, it is determined that carrying out pipeline construction after blocking safety, former abolishment pipeline 22 is unloaded and more renew transformation pipeline 23.
5）, pipeline 20 unseal, after the completion of pipeline construction, rotate up expansion rod 17 make its from closure 16 inward turning of rubber tube
Go out, to unclamp closure rubber tube 16；Lifting support bar 18 makes which drive closure rubber tube 16 to return to closure coupling tunnel 15；Close mark
Quasi- ball valve 21, release diffuse bolt 7 and diffuse, and unload blocking plugging device, cover protecting cover 4.
6）, lower plug, lay down the protecting cover 4 for inhaling 11 lower end of the lower plug coupling tunnel of bits；The blocking threaded connection of pipe fitting jam 2 is fixed on
The lower end of connecting rod 13；Then the lower end for inhaling the lower plug coupling tunnel 11 of bits is threaded connection and is fixed on standard ball valve 21；Beat
Open bid quasi- ball valve 21, lower pressure blocked shot 14 is made blocking pipe fitting jam 2 reach in blocking pipe fitting body 1, revolved by lower blocked shot handle
Turn lower blocked shot 14, drive blocking pipe fitting jam 2 to be threadedly coupled in blocking pipe fitting body 1 by blockage positioning is raised；Then pass through
Connecting rod handle is rotatably connected bar 13, is allowed to separate with blocking pipe fitting jam 2；Lift lower blocked shot 14 and drive connecting rod 13 to return to
Inhale in the lower plug coupling tunnel 11 of bits, standard of closure ball valve 21；Bolt 7 is diffused in release, is unloaded blocking and is inhaled bits and lower plug device, covers shield
Lid 4.
7）, unload standard ball valve 21, blocking pipe fitting pipe cap 3 is threaded connection and is fixed on blocking pipe fitting body 1, it is complete
Into pipeline construction.
By specific embodiment above, the those skilled in the art can readily realize the present invention.But should
Work as understanding, the present invention is not limited to above-mentioned specific embodiment.On the basis of disclosed embodiment, the technical field
Technical staff can the different technical characteristic of combination in any, so as to realize different technical schemes.
In addition to the technical characteristic described in description, the known technology of those skilled in the art is.
Claims (7)
1. the on-line production fast plugging device of a kind of small-bore pipeline, it is characterised in that including blocking pipe fitting, blocking shedding motion,
Bits and lower plug device and blocking plugging device are inhaled in blocking, wherein,
Blocking pipe fitting includes blocking pipe fitting body, blocking pipe fitting jam and blocking pipe fitting pipe cap, and blocking pipe fitting body lower end is arc
Shape, when blocking pipe fitting body is vertically placed on pipeline, its lower end arcwall face is coordinated with pipeline outer wall and is adjacent to, and blocks pipe fitting body
Female thread is provided with inside；Accordingly, block pipe fitting jam and be provided with external screw thread, blocking pipe fitting jam is threaded connection and is fixed on
In blocking pipe fitting body, blocking pipe fitting jam top is additionally provided with connecting rod female thread and lower blocked shot locating slot；Blocking pipe fitting pipe
Cap is detachably connected on the upper end of blocking pipe fitting body；
Blocking shedding motion includes that opening coupling tunnel, bottom are provided with drilling rod, standing screw and the feeding thread barrel of start bit,
Standing screw is cored screw, and its lower end is fixed on opening coupling tunnel；Feeding thread barrel is provided with and is engaged with standing screw
Female thread, and be threadedly coupled transmission with standing screw；Start bit is located in opening coupling tunnel, and drilling rod is straight up through admittedly
Determine screw rod and feeding thread barrel, stretch out feeding thread barrel at the top of which and be set to outer hexagon, drilling rod is passed through with feeding thread barrel
Cod connects, and drilling rod is connected with opening coupling tunnel top movable seal；
Bits and lower plug device are inhaled in blocking to be included inhaling the lower plug coupling tunnel of bits, connecting rod, Magnet extension bar and lower blocked shot, and lower blocked shot bottom sets
Put in the case where bits are inhaled in plug coupling tunnel, the top which stretches out plug coupling tunnel under suction is considered to be worth doing lower plug coupling tunnel and considered to be worth doing with suction straight up is removable
Dynamic sealing connects, and lower blocked shot bottom is provided with blockage positioning projection, and lower blocked shot is hollow-core construction, is provided with connecting rod in lower blocked shot
Descending position limiting structure；Connecting rod passes vertically through lower blocked shot, is engaged with the descending position limiting structure of connecting rod, under connecting rod bottom is stretched out
Blocked shot is simultaneously provided with external screw thread；Accordingly, Magnet extension bar top is provided with connecting rod female thread, and Magnet extension bar bottom is provided with suction
Bits Magnet；
Blocking plugging device includes blocking coupling tunnel, closure rubber tube, support bar, expansion rod and expansion rod support, closure connection
Cylinder top is provided with expansion rod rack fixing seat, is additionally provided with and diffuses bolt on closure coupling tunnel；Closure rubber tube is vertically arranged
In closure coupling tunnel, support bar lower end is arranged in closure coupling tunnel and is fixedly connected with closure rubber tube, and support bar is upwards
Stretch out closure coupling tunnel and be connected with closure coupling tunnel top movable seal, support bar is hollow-core construction, is provided with female thread
Section；Accordingly, expansion rod is provided with external screw thread, and expansion rod passes vertically through support bar, and lower end is extended downwardly in closure rubber tube, swollen
Expander roll is connected with expansion rod support by bearing, and expansion rod pedestal lower end is engaged with expansion rod rack fixing seat.
2. a kind of on-line production fast plugging device of small-bore pipeline according to claim 1, it is characterised in that blocking tube
Part body upper end is provided with external screw thread, and blocking pipe fitting pipe cap is provided with female thread, on blocking pipe fitting pipe cap and blocking pipe fitting body
End is threaded connection.
3. a kind of on-line production fast plugging device of small-bore pipeline according to claim 1 and 2, it is characterised in that blocking
Shedding motion, blocking inhale bits and lower plug device and blocking plugging device lower end is provided with protecting cover.
4. a kind of on-line production fast plugging device of small-bore pipeline according to claim 3, it is characterised in that opening connection
Connect cylinder, the lower plug coupling tunnel of suction bits and closure coupling tunnel lower end and be provided with external screw thread, and be threaded connection and protecting cover company
Connect fixation.
5. a kind of on-line production fast plugging device of small-bore pipeline according to claim 1, it is characterised in that opening connection
Connect cylinder and inhale to be provided with the lower plug coupling tunnel of bits and diffuse bolt.
6. a kind of on-line production fast plugging device of small-bore pipeline according to claim 1, it is characterised in that fixed spiral shell
Bar lower end is threaded connection fixation with opening coupling tunnel top.
7. a kind of on-line production fast plugging device of small-bore pipeline according to claim 1, it is characterised in that lower blocked shot
Top is provided with lower blocked shot handle, and connecting rod protrudes upward lower blocked shot and is provided with connecting rod handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621061979.4U CN206036507U (en) | 2016-09-19 | 2016-09-19 | Small -diameter pipelines's incessantly defeated quick plugging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621061979.4U CN206036507U (en) | 2016-09-19 | 2016-09-19 | Small -diameter pipelines's incessantly defeated quick plugging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206036507U true CN206036507U (en) | 2017-03-22 |
Family
ID=58295717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621061979.4U Withdrawn - After Issue CN206036507U (en) | 2016-09-19 | 2016-09-19 | Small -diameter pipelines's incessantly defeated quick plugging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206036507U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224685A (en) * | 2016-09-19 | 2016-12-14 | 钊田 | The on-line production fast plugging device of a kind of small-bore pipeline and method for blocking thereof |
-
2016
- 2016-09-19 CN CN201621061979.4U patent/CN206036507U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224685A (en) * | 2016-09-19 | 2016-12-14 | 钊田 | The on-line production fast plugging device of a kind of small-bore pipeline and method for blocking thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhao Tian Inventor after: Feng Shizhong Inventor after: Guo Xingyuan Inventor after: Yang Rongrong Inventor after: Tian Zhaobo Inventor after: Li Hongmin Inventor before: Feng Shizhong Inventor before: Guo Xingyuan Inventor before: Yang Rongrong Inventor before: Tian Zhaobo Inventor before: Li Hongmin Inventor before: Zhao Tian |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170322 Effective date of abandoning: 20180518 |