CN107859806A - A kind of embedded type pipe inside frame hardened system and its reinforcement means - Google Patents
A kind of embedded type pipe inside frame hardened system and its reinforcement means Download PDFInfo
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- CN107859806A CN107859806A CN201711386323.9A CN201711386323A CN107859806A CN 107859806 A CN107859806 A CN 107859806A CN 201711386323 A CN201711386323 A CN 201711386323A CN 107859806 A CN107859806 A CN 107859806A
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- circle ring
- ring rack
- pin
- wing plate
- reinforced
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- 230000002787 reinforcement Effects 0.000 title claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 57
- 238000000034 method Methods 0.000 claims abstract description 16
- 238000013461 design Methods 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000006978 adaptation Effects 0.000 claims description 19
- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- 230000004323 axial length Effects 0.000 claims description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 12
- 239000010935 stainless steel Substances 0.000 claims description 12
- 230000006378 damage Effects 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 241000040710 Chela Species 0.000 claims description 3
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- 230000007547 defect Effects 0.000 claims description 3
- 238000012795 verification Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 2
- 238000003032 molecular docking Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 16
- 238000009412 basement excavation Methods 0.000 abstract description 7
- 230000001788 irregular Effects 0.000 abstract description 4
- 238000005728 strengthening Methods 0.000 abstract description 2
- 238000009418 renovation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000004567 concrete Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000007596 consolidation process Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 238000007569 slipcasting Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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- 239000003292 glue Substances 0.000 description 1
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- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
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- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
- F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
- F16L55/163—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a ring, a band or a sleeve being pressed against the inner surface of the pipe
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Supports For Pipes And Cables (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
A kind of embedded type pipe inside frame hardened system and its reinforcement means, the hardened system includes reinforcing circle ring rack, reinforcing circle ring rack includes main body, main body includes first assembly, the second component, the first arc connection sheet, main body connecting bolt and adapter block, first assembly is fixedly connected with one end of the second component, and the other end is collectively forming complete closed circle by the cooperation of the first limit card block, the second limit card block and adapter block.This reinforcement means includes the calibrating of femoral canal road present situation, designs and produces and reinforce the steps such as circle ring rack, installation first assembly, the second component of installation, extension fixture expansion limit card slot, embedded adapter block.The present invention carries out structural non-excavation rehabilitation to damaged pipeline, and radial tension makes support with treating that ruggedized construction is closely connected, and new and old structure, which cooperates, makes up the irregular change of broken pipe cross dimensions, ensures strengthening quality, simplifies renovation technique, extends pipeline service life.
Description
Technical field
The invention belongs to underground piping field of reinforcement, particularly a kind of embedded type inner support hardened system and its construction party
Method.
Background technology
Underground utilities are the lifelines of city operations, but the economy due to each period is different with its construction level, buried pipe
Very big difference be present in line mass.Increasing over time, many underground utilities close to service life, even " extend service in the army ",
This problem is even more obvious in old city.In recent years, road collapsion Frequent Accidents, to find out its cause, often old underground utilities
Seepage, destruction, even cave in caused by.
Underground utilities, can not extensive trenchless rehabilitation more below the main traffic road of city.Therefore non-excavation rehabilitation
It is the restorative procedure for the old pipeline simple economy the most generally acknowledged in the world at present, the technology saves time and engineering cost,
The function of former pipeline is enhanced, extends service life.At present, common pipeline non-excavation rehabilitation is broadly divided into flexible and rigidity
Two classes.Due to the self-characteristic of repair materials, flexibility reparation is poor to the resistivity of pipe deforming, such as sets up in pipeline plastics
Lining mode etc., therefore mainly based on appearance repair, can not solve the problems, such as pipeline configuration damage.And rigidity is repaired and typically adopted
With stainless steel inner lining tube, after thin-wall stainless steel welding fabrication, using traction power by stainless steel inner lining tube from treating reinforcing pipe
The one end in road is drawn to the other end, stainless steel tube internal lining pipe is interspersed finish after pressurising is carried out to it, in the case of pressurize internally
Gap between bushing pipe and former pipeline carries out slip casting curing operation.Rigid reinforcement structure possesses certain bearing capacity, and structure is broken
Face size is larger, therefore can lose more discharge area.Further, since the uncertainty of pipe damage situation to be reinforced, breaks
The irregular change of conduit section size is damaged, prefabricated reparation structure fully can not cooperate with pipeline to be reinforced, scene system
Make to repair structure and limited by place, environment, reinforcement section is small, to the pattern, size and construction party of ruggedized construction
Method has restriction.
Therefore, a kind of safe and reliable pipe rehabilitation technology is needed badly to add the old pipeline for producing structural damage
Gu reinforcement, extend its service life, it is ensured that road traffic safety.
The content of the invention
It is an object of the invention to provide a kind of embedded type pipe inside frame hardened system and its reinforcement means, to solve existing
Non-excavation rehabilitation old pipeline when flexible repair the poor technology that can not solve pipeline configuration damage of resistivity be present and ask
Topic；Also to solve that rigidity has structure section size greater loss more discharge area when repairing, new and old structure can not cooperate with
Work and limited larger technical problem by space enrironment.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of embedded type pipe inside frame hardened system, including reinforce annulus branch along the circumferentially disposed at least Pin of pipeline to be reinforced
Frame,
The circle ring rack of reinforcing includes the main body of stainless steel part, and the main body includes first assembly, the second component, the first arc
Connection sheet, main body connecting bolt and adapter block,
The first assembly is the semicircle arcs adaptable with the inwall radian along pipeline to be reinforced, and one of end is first
Connection end, another end are the first adaptation end,
Second component is the semicircle arcs adaptable with the inwall radian along pipeline to be reinforced, and one of end is second
Connection end, another end are the second adaptation end,
The first arc connection sheet is axially arranged, is adapted with the radian of main body inner wall, the first arc connection sheet and master
The axial length of body is identical, and one end of the first arc connection sheet is fixedly connected on the inner wall surface of the first connection end, and the other end is stretched
The end face for going out the first connection end forms section of stretching out, is provided with the first bolt hole in section of stretching out, is provided with the second connection end and the
The relative connection stomidium of one bolt hole, the second connection end are ridden in section of stretching out and by sequentially passing through the first bolt hole and company
The main body connecting bolt bolt of stomidium is connect, the end face of first connection end is docked with the end face of second connection end to be held out against；
The end face at the first adaptation end is fixedly connected with the first limit card block with the isometric setting of its axial length, and described second
The end face at adaptation end is fixedly connected with the second limit card block with the isometric setting of its axial length, the first limit card block and the second limit
The limit card slot for adapter block insertion is formed between the fixture block of position, the circumferential width of the adapter block is more than or equal to limit card slot
Circumferential width, axial length and thickness are adapted with limit card slot, the adapter block by extension fixture expand first assembly with
The width inlay card of second inter-module limit card slot is in limit card slot, the first assembly, the second component and the common shape of adapter block
Into complete closed circle.
It is described to reinforce the circle ring rack also both sides including axially extended main body, the wing plate being integrally formed with the body, the wing
Plate is the arc being adapted with the radian of main body inner wall,
At least two Pin are circumferentially with along pipeline to be reinforced and reinforce circle ring rack, including preceding Pin reinforces circle ring rack and rear Pin reinforces circle
Ring support, the correspondence position that circle ring rack is circumferentially-spaced to be provided with multiple tracks wing plate, is reinforced along rear Pin on circle ring rack is reinforced along preceding Pin
Quantity identical wing plate also is provided with, both are connected to one by wing plate.
The main body and wing plate formed along reinforce circle ring rack it is circumferentially-spaced be arranged alternately, the patchboard that size is adaptable and
Slot, the outline that preceding Pin reinforcing circle ring racks reinforce circle ring rack with rear Pin is identical, and rear Pin reinforces the patchboard of circle ring rack
Pin is reinforced in the slot of circle ring rack before insertion, and Pin reinforces inserting for circle ring rack after the patchboard insertion of preceding Pin reinforcings circle ring rack
In groove, preceding Pin reinforces circle ring rack and rear Pin reinforces the closing of circle ring rack socket joint and connects as one to form steel cylinder.
Wing plate hole is provided with the wing plate, preceding Pin, which is reinforced between circle ring rack and rear Pin reinforcing circle ring racks, passes through second
Arc connection sheet is fixedly connected, and the radian of the second arc connection sheet and the radian of main body inner wall are adapted, second arc
Shape connection sheet is axially arranged,
The position that the both ends of the second arc connection sheet correspond to wing plate hole is provided with the second bolt hole, the second arc connection sheet
Both ends ride over preceding Pin and reinforced corresponding to circle ring rack and rear Pin reinforcing circle ring racks on wing plate inwall and by passing through successively respectively
Wear the second bolt hole and the wing plate connecting bolt bolt in wing plate hole.
Wing plate hole is provided with the wing plate, preceding Pin, which is reinforced between circle ring rack and rear Pin reinforcing circle ring racks, passes through second
Arc connection sheet is fixedly connected, and the radian of the second arc connection sheet and the radian of main body inner wall are adapted, second arc
Shape connection sheet is circumferentially disposed,
The position that wing plate hole is corresponded in the second arc connection sheet is provided with the second bolt hole, and preceding Pin reinforces circle ring rack with after
Pin reinforces corresponding to circle ring rack the wing plate connecting bolt bolt by sequentially passing through the second bolt hole and wing plate hole on wing plate inwall
Connect.
A kind of reinforcement means of embedded type pipe inside frame hardened system, it is as follows to reinforce step：
Step 1, pipeline present situation calibrating to be reinforced is carried out, determine to need the region repaired by detecting；
Step 2, design reinforcement circle ring rack, according to pipeline present situation verification result to be reinforced, to reinforce the wall thickness of circle ring rack work
For main design objective, according to wait the original design bearing capacity and the difference of the bearing capacity of pipeline after structural damage for reinforcing pipeline
Wall thickness is determined, while the width of the reinforcing circle ring rack per Pin is determined according to site operation site condition；Broken according to pipeline to be reinforced
The length and degree of section are damaged, the number of circle ring rack is reinforced in selection；
Step 3, treat and reinforce pipeline progress outward appearance processing, repair surface defect, then the physical dimension for reinforcing section is advanced
Measurement, it is determined that reinforcing each component processing size of circle ring rack；
Step 4, each part of circle ring rack is reinforced in factory process：The first arc connection sheet is welded on the first connection end,
The first limit card block is welded on first adaptation end, the first bolt hole is opened in the first arc connection sheet, is opened in second connection end
Stomidium is connected, welds the second limit card block on the second adaptation end, while process adapter block；
Step 5, unwrapping wire and positioning are carried out in pipeline to be reinforced, it is determined that reinforcing the installation site of circle ring rack per Pin；
Step 6, first assembly is first installed in pipeline to be reinforced, second connection end is then overlapped on the first arc connection sheet
On, main body connecting bolt bolts through the first bolt hole and connection stomidium；
Step 7, the stretching pliers that the radial direction bottom of extension fixture is had is inserted in limit card slot, in the middle part of rotary expansion device
Adjusting screw make the jacking block of the other end of extension fixture hold out against reinforce circle ring rack radial tip, it is ensured that extension fixture perpendicular to
Pipeline to be reinforced, as stretching pliers expands, the width increase of limit card slot；In process of expansion, ensure that limit card slot is inserted all the time
Stretching pliers is simultaneously held out against, and expansionary force must not decline, while is with pipeline enclosure to be reinforced using stainless steel hammer inspection reinforcing circle ring rack
It is no hollowing to be present, aid in hammering by extension fixture, make reinforcing circle ring rack that it is straight to be repeated the process by uniform radial tension
It is closely connected to reinforcing circle ring rack and pipeline to be reinforced；
Step 8, the width of the limit card slot after being expanded using kind of calliper, and select adapter block adaptable to be therewith inserted into
In limit card slot and adapter block is hammered, until adapter block, which is completely embedded into limit card slot, ensures that adaptation is close, a Pin reinforces annulus
Support installation；
Step 9 is, it is necessary to which repeat step six completes the installation that each Pin reinforces circle ring rack, ensure that each Pin reinforces annulus to step 8
It is parallel.
Wing plate is also machined in main body in step 4, the wing plate forms patchboard and slot with main body and wing plate,
Pin is reinforced in the slot of circle ring rack before rear Pin to be reinforced to the patchboard insertion of circle ring rack, and preceding Pin is reinforced into inserting for circle ring rack
Pin is reinforced in the slot of circle ring rack after head plate insertion, and preceding Pin reinforces circle ring rack and connected with rear Pin reinforcing circle ring rack socket joints,
All reinforcing circle ring racks are made axially to connect as one.
Wing plate is also machined in main body in step 4, and wing plate hole is opened on wing plate；It also machined the second arc company
Contact pin, and open the second bolt hole in the second arc connection sheet；The second bolt hole is reinforced with adjacent Pin respectively in step 9
The wing plate hole alignment of circle ring rack, adjacent Pin connection is carried out by wing plate connecting bolt, makes all reinforcing circle ring rack axles
To connecting as one.
The extension fixture includes jacking block, the adjusting screw at middle part and the stretching pliers of bottom at top, the stretching pliers
The shape of chela shape and limit card slot is adapted, and extension fixture passes through the adjustment length of adjusting screw, the maximum of adjusting screw
Length is more than the internal diameter of pipeline to be reinforced, and adjusting screw has self-locking structure.
After the step 9, rotation adjusting screw withdraws stretching pliers and dismantles extension fixture, and the stretching pliers foundation adds
Pretension required by fixed meter and requirements of installation space selection loading device, the mode of the loading device is mechanical expansion,
Air pressure is expanded or oil-pressure expandable, the loading device have self-locking structure.
Compared with prior art the invention has the characteristics that and beneficial effect：
The present invention is with reference to operability of the design feature of underground piping, running environment construction site condition and hardened system etc.
Factor, the embedded type pipe inside frame hardened system of specially a kind of suitable concrete or reinforced concrete pipiline non-excavation rehabilitation
And reinforcement means.Operation principle is to carry out hoop constraint to pipe inside frame using pipeline configuration to be reinforced, and uses extension fixture
Precompressed is carried out to each component, applies radial tension to pipe inside frame, then the annular chi of pipe inside frame is adjusted by adapter block
It is very little.
It is difficult to solve pipeline configuration damage, the complicated inconvenience of construction, effect instant invention overcomes underground utilities non-excavation rehabilitation
The shortcomings that rate is low, effect is bad, structural non-excavation rehabilitation is carried out to damaged pipeline, and radial tension makes support and treats ruggedized construction
Closely connected, new and old structure, which cooperates, makes up the irregular change of broken pipe cross dimensions, ensures strengthening quality, simplifies and repair work
Skill, extend pipeline service life.It is specific as follows：
First, more serious circular plain concrete or reinforced concrete pipiline are lacked for rigidity, embedded type pipe inside frame can be right
It carries out structural reparation.
2nd, first pre- is carried out to embedded type pipe inside frame to fix again, can make ruggedized construction cooperateed with pipeline to be reinforced by
Power, reduce slip casting work, it is ensured that consolidation effect.
3rd, the installing of embedded type pipe inside frame, it is fixed using non-excavating construction and be designed as assembly type, use spirit
It is living, it can fully meet to be reinforced line size, construction according to the degree of impairment and construction environment adjusting parameter for being reinforced pipeline
Section and construction site condition demand.
4th, there is antirust, resistance to oxidation, acid and alkali-resistance, resistance to intergranular corrosion using stainless steel process pipeline inner support, stainless steel
Good characteristic, it is small to compare concrete duct resistance to water-flow coefficient, can make up flow section loss.
5th, the support that present invention design adapter block is used cooperatively with first assembly and the second component, solves and treats reinforcing pipe
Road after long-term use, it is internal because burn into breakage can caused by cross dimensions irregular change.The larger ruggedized construction of rigidity is pre-
The problem of often being difficult to adjust again in installation process after the completion of system, reduce existing sky between pipeline to be reinforced and ruggedized construction
Gap, strengthen consolidation effect.
Brief description of the drawings
The present invention will be further described in detail below in conjunction with the accompanying drawings.
Fig. 1 is the use state cross-sectional view that the present invention reinforces circle ring rack.
Fig. 2 is the assembly structure diagram that circle ring rack is reinforced in the embodiment of the present invention one.
Fig. 3 is the enlarged drawing of part A in Fig. 2.
Fig. 4 is the enlarged drawing of part B in Fig. 2.
Fig. 5 is the structural representation of first assembly in embodiment one.
Fig. 6 is Fig. 5 blowing side structure schematic view.
Fig. 7 is the structural representation of the second component in embodiment one.
Fig. 8 is Fig. 7 blowing side structure schematic view.
Fig. 9 is the using state structure diagram of extension fixture.
Figure 10 is the side view connection diagram of the second arc connection sheet that adjacent two Pin reinforces circle ring rack in embodiment one.
Figure 11 is the structural representation that circle ring rack is reinforced in the embodiment of the present invention two and three.
Figure 12 is the socket joint side view connection diagram that adjacent two Pin reinforces circle ring rack in embodiment two.
Figure 13 is socket joint connection and the side of the second arc connection sheet that adjacent two Pin reinforces circle ring rack in embodiment three
Depending on connection diagram.
Reference：1- first assemblies, the connection ends of 11- first, 12- first be adapted to end, the limit card blocks of 13- first,
The components of 2- second, 21- second connection ends, 22- second be adapted to end, the limit card blocks of 23- second, the first arcs of 3- connection sheet,
4- main bodys connecting bolt, 5- adapter blocks, the bolts hole of 6- first, 7- connections stomidium, 8- wing plates hole, 9- limit card slots,
10- extension fixtures, 101- stretching plierses, 102- adjusting screws, 103- jacking blocks, 14- wing plates, 14a- patchboards, 14b- are inserted
Before groove, 15- Pin reinforce circle ring rack, after 16- Pin reinforce circle ring rack, the bolts hole of 17- second, 18- wing plates connection spiral shell,
The second arcs of 19- connection sheet, 20- pipelines to be reinforced.
Embodiment
Embodiment one is referring to shown in Fig. 1-8, a kind of embedded type pipe inside frame hardened system, including along pipeline 20 to be reinforced
Circumferentially disposed at least two Pin reinforce circle ring rack.
The circle ring rack of reinforcing includes the main body of stainless steel part, and the main body includes first assembly 1, the second component 2, the
One arc connection sheet 3, main body connecting bolt 4 and adapter block 5.The first assembly 1 be and along pipeline to be reinforced inwall radian
Adaptable semicircle arcs, one of end are the first connection end 11, and another end is the first adaptation end 12.Described second
Component 2 is the semicircle arcs adaptable with the inwall radian along pipeline to be reinforced, and one of end is second connection end 21, separately
One end is the second adaptation end 22.
The first arc connection sheet 3 is axially arranged, is adapted with the radian of main body inner wall, the first arc connection sheet
Identical with the axial length of main body, one end of the first arc connection sheet 3 is fixedly connected on the inner wall surface of the first connection end 11, separately
The end face that the first connection end 11 is stretched out in one end forms section of stretching out, and the first bolt hole 6, the second connection end 21 are provided with section of stretching out
On be provided with the connection stomidium 7 relative with the first bolt hole 6, the second connection end 21 is ridden in section of stretching out and by sequentially passing through
The main body connecting bolt 4 of first bolt hole 6 and connection stomidium 7 bolts, the end face of first connection end 11 and second connection end
21 end face docking is held out against.The first bolt hole 6 sets two in the present embodiment.
The end face at the first adaptation end 12 is fixedly connected with the first limit card block 13 with the isometric setting of its axial length,
The end face at the second adaptation end 22 is fixedly connected with the second limit card block 23 with the isometric setting of its axial length, and first is spacing
The limit card slot 9 for adapter block insertion is formed between the limit card block 23 of fixture block 13 and second, the circumferential width of the adapter block is big
In or equal to limit card slot circumferential width, axial length and thickness is adapted with limit card slot, and the adapter block 5 passes through expansion
Device 10 expands the width inlay card of limit card slot 9 in limit card slot 9, and the first assembly 1, the second component 2 and adapter block 5 are common
With the complete closed circle of formation.
The wing plate 14 for reinforcing circle ring rack and also including the both sides of axially extended main body, being integrally formed with the body, it is described
Wing plate 14 is the arc being adapted with the radian of main body inner wall.
It is area that the present invention, which is needed according to damaged degree and the elongated type of length reasonable selection or sector type support, the present embodiment,
Segment type support.It is shown in Figure 10, it is circumferentially with least two Pin along pipeline to be reinforced and reinforces circle ring rack, including preceding Pin reinforces circle
Ring support 15 and rear Pin reinforce circle ring rack 16, reinforce that circle ring rack is circumferentially-spaced to be provided with multiple tracks wing plate 14 along preceding Pin, along rear Pin
The correspondence position reinforced on circle ring rack also is provided with quantity identical wing plate 14, and both are connected to one by wing plate 14.
In the present embodiment, wing plate sets four altogether in main body, and first assembly upper flange sets twice, and the second component upper flange sets two
Road.
Wing plate hole 8 is provided with the wing plate 14, preceding Pin, which is reinforced between circle ring rack and rear Pin reinforcing circle ring racks, to be passed through
Second arc connection sheet 19 is fixedly connected, and the radian of the second arc connection sheet 19 and the radian of main body inner wall are adapted, institute
It is axially arranged to state the second arc connection sheet.
The position that the both ends of the second arc connection sheet 19 correspond to wing plate hole 8 is provided with the second bolt hole 17, the second arc
The both ends of shape connection sheet 19 ride over preceding Pin and reinforced corresponding to circle ring rack and rear Pin reinforcing circle ring racks on the inwall of wing plate 14 respectively
And bolted by sequentially passing through the wing plate connecting bolt 18 of the second bolt hole 17 and wing plate hole 8.
The reinforcement means of this embedded type pipe inside frame hardened system, it is as follows to reinforce step：
Step 1, the present situation of pipeline 20 to be reinforced calibrating is carried out, by visual examination, special detection, assess the fortune of pipeline to be reinforced
Row state, it is determined that needing to carry out the region of structural reparation.
Step 2, design reinforcement circle ring rack, according to pipeline present situation verification result to be reinforced, to reinforce the wall of circle ring rack
Thickness is used as major design index, according to wait the original design bearing capacity and the bearing capacity of pipeline after structural damage for reinforcing pipeline
Difference determines wall thickness, while the width of the reinforcing circle ring rack per Pin is determined according to site operation site condition；According to treating reinforcing pipe
The number of circle ring rack is reinforced in the length and degree of road breakage section, selection.
Step 3, treat and reinforce pipeline progress outward appearance processing, surface defect is repaired, then to the physical dimension of reinforcing section
Advance and measure, it is determined that reinforcing each component processing size of circle ring rack.
Step 4, each part of circle ring rack is reinforced in factory process：The first arc company is welded on the first connection end 11
Contact pin 3, the first limit card block 13 is welded on the first adaptation end 12, the first bolt hole 6 is opened in the first arc connection sheet 3,
Connection stomidium 7 is opened in second connection end 21, welds the second limit card block 23 on the second adaptation end 22, while process adapter block 5；
Wing plate 4 is also machined in main body, and wing plate hole 8 is opened on wing plate；The second arc connection sheet 19 is also machined, and in the second arc
The second bolt hole 17 is opened in shape connection sheet 19.
Step 5, unwrapping wire and positioning are carried out in pipeline to be reinforced, it is determined that reinforcing the installation site of circle ring rack per Pin.
Step 6, first assembly 1 is first installed in pipeline to be reinforced, second connection end 21 is then overlapped on the first arc
In connection sheet 3, main body connecting bolt 4 bolts through the first bolt hole 6 and connection stomidium 7.
Step 7, it is shown in Figure 9, the stretching pliers 101 that the radial direction bottom of extension fixture 10 has is inserted into limit card slot 9
Interior, the adjusting screw 102 in the middle part of rotary expansion device makes the jacking block 103 of the other end of extension fixture hold out against reinforcing circle ring rack
Radial tip, it is ensured that extension fixture is perpendicular to pipeline to be reinforced, as stretching pliers 101 expands, the width increase of limit card slot 9；
In process of expansion, ensure that limit card slot 9 is inserted stretching pliers and held out against all the time, expansionary force must not decline, while use stainless steel hammer
Check that reinforce circle ring rack whether there is hollowing with pipeline enclosure to be reinforced, aid in hammering by extension fixture, make reinforcing annulus branch
Frame is repeated the process until reinforcing circle ring rack and pipeline to be reinforced are closely connected by uniform radial tension.
Step 8, the width of the limit card slot 9 after being expanded using kind of calliper, and select adapter block 5 adaptable therewith
It is inserted into limit card slot 9 and hammers adapter block 5, until adapter block 5, which is completely embedded into limit card slot 9, ensures that adaptation is close, one
Pin reinforces circle ring rack installation.
Step 9, it is necessary to repeat step six to step 8, while the second bolt hole 17 reinforces annulus branch with adjacent Pin respectively
The wing plate hole 8 of frame is alignd, and the adjacent Pin of the bolt of spiral shell 18 progress connection is connected by wing plate, all reinforcing circle ring racks is axially connected
It is connected in one and completes the installation that each Pin reinforces circle ring rack, it is parallel ensures that each Pin reinforces annulus.
The extension fixture includes jacking block 103, the adjusting screw 102 at middle part and the stretching pliers 101 of bottom at top, described
The shape of the chela shape and limit card slot 9 of stretching pliers 101 is adapted, and extension fixture 10 is grown by the regulation of adjusting screw 102
Degree, the maximum length of adjusting screw 102 are more than the internal diameter of pipeline 20 to be reinforced, and adjusting screw has self-locking structure.
After the step 9, rotation adjusting screw 102 withdraws stretching pliers 101 and dismantles extension fixture, the stretching pliers
101 are according to the pretension required by Design of Reinforcement and requirements of installation space selection loading device, the mode of the loading device
Mechanical expansion, air pressure expansion or oil-pressure expandable, the loading device have self-locking structure.
Embodiment two is referring to shown in Figure 11-12, and unlike embodiment one, the present embodiment is elongated type support.Institute
State main body and wing plate formed along reinforce circle ring rack it is circumferentially-spaced be arranged alternately, the patchboard 14a and slot that size is adaptable
14b, the outline that preceding Pin reinforcing circle ring racks reinforce circle ring rack with rear Pin is identical, and rear Pin reinforces the patchboard of circle ring rack
Pin is reinforced in the slot 14b of circle ring rack before 14a insertions, and Pin reinforces circle after the patchboard 14a insertions of preceding Pin reinforcings circle ring rack
In the slot 14b of ring support, preceding Pin reinforces circle ring rack and rear Pin reinforces the closing of circle ring rack socket joint and connects as one to form steel
Cylinder, deformation of the steel cylinder along duct orientation and radially is restrained, and direction radially inward is free.
In the present embodiment, wing plate sets five altogether in main body, and first assembly upper flange sets twice half, on the second component
Wing plate sets twice half.
The reinforcement means of this embedded type pipe inside frame hardened system, step is reinforced unlike embodiment one, step
Wing plate 14 is also machined in main body in rapid four, the wing plate forms patchboard 14a and slot 14b with main body and wing plate, by after
Pin is reinforced in the slot 14b of circle ring rack 15 before the patchboard 14a insertions of Pin reinforcing circle ring racks 16, and preceding Pin is reinforced into annulus branch
Pin is reinforced in the slot 14b of circle ring rack 16 after the patchboard 14a insertions of frame 15, and preceding Pin reinforces circle ring rack 15 and rear Pin is reinforced
The socket joint of circle ring rack 16 connects, and all reinforcing circle ring racks is axially connected as one.Simultaneously without opening wing plate on wing plate
Hole 8；Without also processing the second arc connection sheet 19.
Unlike implementation two, wing plate hole is provided with the wing plate 14 referring to shown in Figure 11 and Figure 13 for embodiment three
8, preceding Pin are reinforced between circle ring rack and rear Pin reinforcing circle ring racks and are fixedly connected by the second arc connection sheet 19, and described second
The radian of arc connection sheet 19 and the radian of main body inner wall are adapted, and the second arc connection sheet is circumferentially disposed.
Therefore in the reinforcement means of the embodiment, the position that wing plate hole 8 is corresponded in the second arc connection sheet 19 is opened
There is the second bolt hole 17, by passing through successively on the inwall of wing plate 14 corresponding to preceding Pin reinforcing circle ring racks and rear Pin reinforcing circle ring racks
The wing plate connecting bolt 18 for wearing the second bolt hole 17 and wing plate hole 8 bolts.Deformation of the steel cylinder along duct orientation, radially
And deformation radially inward is all restrained.
Both the above is applied to pipeline local damage serious situation to be reinforced, therefore increases wing plate size.
In the present invention central angle of first assembly and the second component visually internal diameter of the pipeline to be reinforced and construction condition and
Calmly, during no specific demand, 170 ° or so be could be arranged to.The setting of wing plate can reduce reinforcement assembly deadweight.To ensure to reinforce circle
Ring support is tight with pipeline to be reinforced, therebetween injecting glue can be aided in fix.
Claims (10)
- A kind of 1. embedded type pipe inside frame hardened system, it is characterised in that：Including edge pipeline to be reinforced（20）Circumferentially disposed An at least Pin reinforces circle ring rack,The circle ring rack of reinforcing includes the main body of stainless steel part, and the main body includes first assembly（1）, the second component（2）, One arc connection sheet（3）, main body connecting bolt（4）And adapter block（5）,The first assembly（1）It is the semicircle arcs adaptable with the inwall radian along pipeline to be reinforced, one of end is First connection end（11）, another end is the first adaptation end（12）,Second component（2）It is the semicircle arcs adaptable with the inwall radian along pipeline to be reinforced, one of end is Second connection end（21）, another end is the second adaptation end（22）,The first arc connection sheet（3）It is axially arranged, be adapted with the radian of main body inner wall, the first arc connection sheet with The axial length of main body is identical, and one end of the first arc connection sheet is fixedly connected on the first connection end（11）Inner wall surface, separately The first connection end is stretched out in one end（11）End face form section of stretching out, be provided with the first bolt hole in section of stretching out（6）, second connection End（21）On be provided with and the first bolt hole（6）Relative connection stomidium（7）, the second connection end（21）Ride in section of stretching out simultaneously By sequentially passing through the first bolt hole（6）With connection stomidium（7）Main body connecting bolt（4）Bolt, first connection end （11）End face and second connection end（21）End face docking hold out against；The first adaptation end（12）End face be fixedly connected with the first limit card block with the isometric setting of its axial length（13）, The second adaptation end（22）End face be fixedly connected with the second limit card block with the isometric setting of its axial length（23）, first Limit card block（13）With the second limit card block（23）Between formed for adapter block insertion limit card slot（9）, the adapter block Circumferential width is more than or equal to the circumferential width of limit card slot, and axial length and thickness are adapted with limit card slot, the adaptation Block（5）Pass through extension fixture（10）Expand limit card slot（9）Width inlay card in limit card slot（9）It is interior, the first assembly （1）, the second component（2）And adapter block（5）It is collectively forming complete closed circle.
- 2. embedded type pipe inside frame hardened system according to claim 1, it is characterised in that：The reinforcing circle ring rack The also both sides including axially extended main body, the wing plate being integrally formed with the body（14）, the wing plate（14）It is and main body inner wall The adaptable arc of radian,At least two Pin are circumferentially with along pipeline to be reinforced and reinforce circle ring rack, including preceding Pin reinforces circle ring rack（15）Add with rear Pin Gu circle ring rack（16）, reinforce that circle ring rack is circumferentially-spaced is provided with multiple tracks wing plate along preceding Pin（14）, circle ring rack is reinforced along rear Pin On correspondence position also be provided with quantity identical wing plate（14）, both pass through wing plate（14）It is connected to one.
- 3. embedded type pipe inside frame hardened system according to claim 1, it is characterised in that：The main body and wing plate shape Into along reinforce circle ring rack it is circumferentially-spaced be arranged alternately, the patchboard that size is adaptable（14a）And slot（14b）, preceding Pin reinforcings The outline that circle ring rack reinforces circle ring rack with rear Pin is identical, and rear Pin reinforces the patchboard of circle ring rack（14a）Pin before insertion Reinforce the slot of circle ring rack（14b）Interior, preceding Pin reinforces the patchboard of circle ring rack（14a）Pin reinforces circle ring rack after insertion Slot（14b）It is interior.
- 4. embedded type pipe inside frame hardened system according to claim 2, it is characterised in that：The wing plate（14）It is upper equal It is provided with wing plate hole（8）, preceding Pin, which is reinforced between circle ring rack and rear Pin reinforcing circle ring racks, passes through the second arc connection sheet（19）Gu Fixed connection, the second arc connection sheet（19）Radian and the radian of main body inner wall be adapted, the second arc connection sheet It is axially arranged,The second arc connection sheet（19）Corresponding wing plate hole（8）Position be provided with the second bolt hole（17）, the second arc company Contact pin（19）Both ends ride over that preceding Pin reinforces circle ring rack and rear Pin reinforces wing plate corresponding to circle ring rack respectively（14）On inwall And by sequentially passing through the second bolt hole（17）With wing plate hole（8）Wing plate connecting bolt（18）Bolt.
- 5. embedded type pipe inside frame hardened system according to claim 3, it is characterised in that：The wing plate（14）It is upper equal It is provided with wing plate hole（8）, preceding Pin, which is reinforced between circle ring rack and rear Pin reinforcing circle ring racks, passes through the second arc connection sheet（19）Gu Fixed connection, the second arc connection sheet（19）Radian and the radian of main body inner wall be adapted, the second arc connection sheet It is circumferentially disposed,The second arc connection sheet（19）Upper corresponding wing plate hole（8）Position be provided with the second bolt hole（17）, preceding Pin reinforcings Circle ring rack and rear Pin reinforce wing plate corresponding to circle ring rack（14）By sequentially passing through the second bolt hole on inwall（17）And the wing Plate hole（8）Wing plate connecting bolt（18）Bolt, preceding Pin reinforces circle ring rack and rear Pin reinforces the closing connection of circle ring rack socket joint It is formed as one steel cylinder.
- 6. a kind of reinforcement means of embedded type pipe inside frame hardened system according to claim 2-5 any one, its It is characterised by, it is as follows reinforces step：Step 1, carry out pipeline to be reinforced（20）Present situation is examined and determine, and determines to need the region repaired by detecting；Step 2, design reinforcement circle ring rack, according to pipeline present situation verification result to be reinforced, to reinforce the wall thickness of circle ring rack work For main design objective, according to wait the original design bearing capacity and the difference of the bearing capacity of pipeline after structural damage for reinforcing pipeline Wall thickness is determined, while the width of the reinforcing circle ring rack per Pin is determined according to site operation site condition；Broken according to pipeline to be reinforced The length and degree of section are damaged, the number of circle ring rack is reinforced in selection；Step 3, treat and reinforce pipeline progress outward appearance processing, repair surface defect, then the physical dimension for reinforcing section is advanced Measurement, it is determined that reinforcing each component processing size of circle ring rack；Step 4, each part of circle ring rack is reinforced in factory process：In the first connection end（11）Upper welding the first arc connection Piece（3）, end is adapted to first（12）The first limit card block of upper welding（13）, in the first arc connection sheet（3）On open the first bolt Hole（6）, in second connection end（21）On open connection stomidium（7）, end is adapted to second（22）The second limit card block of upper welding（23）, Process adapter block simultaneously（5）；Step 5, unwrapping wire and positioning are carried out in pipeline to be reinforced, it is determined that reinforcing the installation site of circle ring rack per Pin；Step 6, first assembly first is installed in pipeline to be reinforced（1）, then by second connection end（21）It is overlapped on the first arc Connection sheet（3）On, main body connecting bolt（4）Through the first bolt hole（6）With connection stomidium（7）Bolt；Step 7, by extension fixture（10）The stretching pliers that has of radial direction bottom（101）Insert limit card slot（9）Interior, rotation is expanded Open the adjusting screw in the middle part of device（102）Make the jacking block of the other end of extension fixture（103）Hold out against the radial direction for reinforcing circle ring rack Top, it is ensured that extension fixture is perpendicular to pipeline to be reinforced, with stretching pliers（101）Expand, limit card slot（9）Width increase； In process of expansion, ensure limit card slot（9）All the time insert stretching pliers and hold out against, expansionary force must not decline, while use stainless steel Hammer checks that reinforce circle ring rack whether there is hollowing with pipeline enclosure to be reinforced, and aids in hammering by extension fixture, makes reinforcing annulus Support is repeated the process until reinforcing circle ring rack and pipeline to be reinforced are closely connected by uniform radial tension；Step 8, the limit card slot after being expanded using kind of calliper（9）Width, and select adapter block adaptable therewith（5） It is inserted into limit card slot（9）In and hammer adapter block（5）, until adapter block（5）It is completely embedded into limit card slot（9）Ensure to be adapted to Closely, a Pin reinforces circle ring rack installation；Step 9 is, it is necessary to which repeat step six completes the installation that each Pin reinforces circle ring rack, ensure that each Pin reinforces annulus to step 8 It is parallel.
- 7. the reinforcement means of embedded type pipe inside frame hardened system according to claim 6, it is characterised in that：In step Wing plate is also machined in main body in four（14）, the wing plate and main body and wing plate form patchboard（14a）And slot（14b）, Rear Pin is reinforced into circle ring rack（16）Patchboard（14a）Pin reinforces circle ring rack before insertion（15）Slot（14b）It is interior, by before Pin reinforces circle ring rack（15）Patchboard（14a）Pin reinforces circle ring rack after insertion（16）Slot（14b）Interior, preceding Pin is reinforced Circle ring rack（15）Circle ring rack is reinforced with rear Pin（16）Socket joint connects, and all reinforcing circle ring racks is axially connected as one Body.
- 8. the reinforcement means of embedded type pipe inside frame hardened system according to claim 6, it is characterised in that：In step Wing plate is also machined in main body in four（4）, and wing plate hole is opened on wing plate（8）；It also machined the second arc connection sheet（19）, And in the second arc connection sheet（19）On open the second bolt hole（17）；By the second bolt hole in step 9（17）Respectively with it is adjacent Pin reinforces the wing plate hole of circle ring rack（8）Alignment, passes through wing plate connecting bolt（18）Adjacent Pin connection is carried out, makes all add Gu circle ring rack axially connects as one.
- 9. the reinforcement means of the embedded type pipe inside frame hardened system according to claim 6-8 any one, its feature It is：The extension fixture includes the jacking block at top（103）, middle part adjusting screw（102）With the stretching pliers of bottom（101）, The stretching pliers（101）Chela shape and limit card slot（9）Shape be adapted, extension fixture（10）Pass through adjusting screw （102）Adjustment length, adjusting screw（102）Maximum length be more than pipeline to be reinforced（20）Internal diameter, adjusting screw has Self-locking structure.
- 10. the reinforcement means of embedded type pipe inside frame hardened system according to claim 9, it is characterised in that：It is described After step 9, adjusting screw is rotated（102）Make stretching pliers（101）Withdraw and dismantle extension fixture, the stretching pliers（101）Foundation Pretension and requirements of installation space selection loading device, the mode of the loading device required by Design of Reinforcement expand for machinery Open, air pressure expansion or oil-pressure expandable, the loading device have self-locking structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711386323.9A CN107859806B (en) | 2017-12-20 | 2017-12-20 | Embedded pipeline inner support reinforcing system and reinforcing method thereof |
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| CN201711386323.9A CN107859806B (en) | 2017-12-20 | 2017-12-20 | Embedded pipeline inner support reinforcing system and reinforcing method thereof |
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| CN107859806B CN107859806B (en) | 2024-03-22 |
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| CN113236899A (en) * | 2021-04-26 | 2021-08-10 | 广东汕泰建筑工程有限公司 | Municipal pipeline maintenance device for emergency rescue and maintenance method thereof |
| CN113503419A (en) * | 2021-06-21 | 2021-10-15 | 开普瑞环保科技有限公司 | Automatic glue pouring rear-section glue pouring production line of trenchless urban pipeline repairing hose |
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| Publication number | Publication date |
|---|---|
| CN107859806B (en) | 2024-03-22 |
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