CN109442096A - Drawing device and its construction method in a kind of PCCP pipeline - Google Patents
Drawing device and its construction method in a kind of PCCP pipeline Download PDFInfo
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- CN109442096A CN109442096A CN201811645062.2A CN201811645062A CN109442096A CN 109442096 A CN109442096 A CN 109442096A CN 201811645062 A CN201811645062 A CN 201811645062A CN 109442096 A CN109442096 A CN 109442096A
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- 238000010276 construction Methods 0.000 title claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 26
- 210000005069 ears Anatomy 0.000 claims description 23
- 238000003780 insertion Methods 0.000 claims description 15
- 230000037431 insertion Effects 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 description 14
- 239000010959 steel Substances 0.000 description 14
- 230000003028 elevating effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 240000009087 Crescentia cujete Species 0.000 description 3
- 235000005983 Crescentia cujete Nutrition 0.000 description 3
- 235000009797 Lagenaria vulgaris Nutrition 0.000 description 3
- 235000014676 Phragmites communis Nutrition 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011513 prestressed concrete Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- 239000011083 cement mortar Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 239000011372 high-strength concrete Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
- F16L1/06—Accessories therefor, e.g. anchors
- F16L1/09—Accessories therefor, e.g. anchors for bringing two tubular members closer to each other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Structural Engineering (AREA)
- Sewage (AREA)
Abstract
The present invention relates to drawing devices in a kind of PCCP pipeline, including internal crossbeam, outer transverse beams and chain block, the seam crossing between adjacent PCCP pipeline is arranged in the internal crossbeam, the outermost end of PCCP pipeline to be installed is arranged in the outer transverse beams, and the chain block is arranged between internal crossbeam and outer transverse beams.The present invention has the advantages that structure is simple and convenient to operate.
Description
Technical field
The present invention relates to the technical fields of PCCP Pipe installing, more particularly, to drawing device in a kind of PCCP pipeline and its apply
Work method.
Background technique
Prestressed concrete cylinder pipe (Prestressed Concrete Cylinder Pipe, write a Chinese character in simplified form PCCP) refers to
Ring orientation prestress steel wire, then the cement mortar protective course of the densification of spray on it are wound on high-strength concrete tube core with steel cylinder
And manufactured water-supply-pipe.It is the composite pipe being made of sheet metal, high tensile steel wire and concrete, it is abundant and synthetically sends out
The tension of steel, resistance to compression, the corrosion resistance of easily sealing and concrete are waved, with high leakproofness, high intensity and high-impermeable
Characteristic.
It draws in equipment hand jack and tries to stop people from fighting each other in traditional PCCP Pipe installing, stress large arm force applying device is very heavy manually
Top, when pipeline is moved to away from the 100~200mm of bellmouth for having installed pipeline, with wood lump supporting pad between two pipes, every preparation
After the completion, the support pad lumps of wood is removed, carrying out interior draw makes to move in parallel slowly to tubulature, until installation gap as defined in reaching.Tradition
Manual hydraulic jack pipe laying, jack operator needs at least six people, and since the PCCP of internal diameter 3.8m is managed
Road weighs 70t, pipeline outer wall and tube seat Basement surge as f=0.28~0.30, and installer's labor intensity is very big, is easy
Fatigue is not reinforced monitoring, and Pipe installing quality can not be effectively ensured.
It is a kind of for big that existing Chinese Patent Application No. for reference has been the patent disclosure of CN201620988162.5
Equipment is installed in the hydraulic interior drawing of type PCCP Pipe installing.Including the first support device, the second support device and hydraulic interior drawing device,
The hydraulic interior drawing installation equipment further includes four connection steel discs, each of connection steel disc connection steel disc described in two of them
One end be respectively articulated with the piston rod of the hydraulic cylinder one end, the other ends of described two connection steel discs hinged described the
One end of one support beam, each of other two described connection steel disc connection steel disc is respectively articulated with the hydraulic cylinder
The piston rod of the other end, hinged second support beam of the other end of other two connection steel disc.The patent utilizes hydraulic biography
Dynamic structure substantially increases it is advantageously ensured that the quality of Pipe installing, the investment for reducing human resources, reducing construction cost
The effect of installation, but its structure is relative complex, component is more, and construction can generate certain difficulty in pipeline.
Summary of the invention
The first purpose of the invention is to provide drawing device in a kind of PCCP pipeline, which has structure simple, construction
Efficient advantage.
The purpose of the present invention is what is be achieved by the following technical programs:
Drawing device in a kind of PCCP pipeline, including internal crossbeam, outer transverse beams and chain block, the internal crossbeam are arranged in phase
The outermost end of PCCP pipeline to be installed, the chain block is arranged in seam crossing between adjacent PCCP pipeline, the outer transverse beams
It is arranged between internal crossbeam and outer transverse beams.
Internal crossbeam is connected to phase when carrying out the docking of PCCP pipeline to be installed by using above-mentioned technical proposal
Seam crossing between adjacent PCCP pipeline, outer transverse beams are connected to the outermost end of PCCP pipeline to be installed, are distinguished by chain block
It is connect with internal crossbeam and outer transverse beams, tenses chain block, in outer transverse beams, outer transverse beams drive to be installed pulling force effect
PCCP pipeline to be installed carries out installation accuracy that is assembled, and passing through the control easily controllable PCCP pipeline of chain block.The present invention
Structure is simple, the high advantage of installation accuracy.The structure for avoiding hydraulic interior drawing installation equipment is relative complex, and component is more, in pipe
Construction can lead to the problem of certain difficulty in road.
The present invention is further arranged to: the both ends fixed setting first of the internal crossbeam is picked up the ears, and described first picks up the ears to insert
The seam crossing between adjacent PCCP pipeline is connect, the both ends of the outer transverse beams fix second and pick up the ears, and described second picks up the ears to abut
In the outermost end of PCCP pipeline to be installed.
By using above-mentioned technical proposal, the seam crossing being connected between adjacent PCCP pipeline is picked up the ears to internal horizontal by first
Beam is fixed, and makes internal crossbeam as stable load end, and second is picked up the ears the outermost end for being connected to PCCP pipeline to be installed,
Make outer transverse beams as force side, to reach the installation by chain block to PCCP pipeline to be installed.
The present invention is further arranged to: first being fixedly installed respectively by the position of two close end on the side wall of the internal crossbeam
The second hangers is fixedly installed by the position of two close end in hangers, the outer transverse beams respectively, and the chain block includes fixed hook
It is linked up with lifting, the fixed hook is connect with the first hangers, and the lifting hook is connect with the second hangers.
By using above-mentioned technical proposal, fixed hook is connect with the first hangers, lifting hook is connect with the second hangers,
Connect it is fairly simple, it is easy to operate.
The present invention is further arranged to: transmission rod, the transmission rod two being arranged between the fixed hook and the first hangers
End fixed setting shackle, the shackle of described transmission rod one end are connect with fixed hook, and the other end is hung by bow shackle and first
Ear connection.
By using above-mentioned technical proposal, sometimes due to the length of PCCP pipeline is long, the length of chain block is discontented
The length requirement of foot PCCP pipeline to be installed, is arranged transmission rod between internal crossbeam and chain block, can lengthen and pull calabash
The action length of reed, while meeting the transmitting to chain block power again, so that chain block is adapted to the length of different PCCP pipelines.
The present invention is further arranged to: transmission rod, the transmission rod two is arranged between the lifting hook and the first hangers
End fixed setting shackle, the shackle of described transmission rod one end and lifting hook connect, and the other end is hung by bow shackle and second
Ear connection.
By using above-mentioned technical proposal, sometimes due to the length of PCCP pipeline is long, the length of chain block is discontented
The length requirement of sufficient PCCP pipeline, is arranged transmission rod between outer transverse beams and chain block, can lengthen the work of chain block
With length, while meeting the transmitting to chain block power again, chain block is made to adapt to the length of different PCCP pipelines.
The present invention is further arranged to: the chain block includes hoisting chain, fixed hook, lifting hook and bearing
Seat, the hoisting chain both ends are fixed on bearing block, and the hoisting chain is linked up with across lifting, and the fixed hook is solid
Fixed to be arranged on bearing block, the side of the bearing block is rotatably connected to rotating disc.
By using above-mentioned technical proposal, the hoisting chain both ends of chain block are separately fixed on bearing block, lifting
Chain is linked up with across lifting, and hoisting chain is tightened and loosened by the rotating disc on rolling bearing seat, makes chain block
Operation it is simpler, it is convenient.
The present invention is further arranged to: the rotating disc is connect by rotation axis with bearing block, the hoisting chain winding
On the rotating shaft.
On the rotating shaft by hoisting chain winding prevent hoisting chain from turning in rotating disc by using above-mentioned technical proposal
It is intertwined when dynamic, convenient for the winding of hoisting chain.
The present invention is further arranged to: reinforcing rod, the reinforcing rod one being fixedly installed between the rotating disc and rotation axis
On the rotating shaft, the other end is welded on rotating disc for end setting, and the reinforcing rod is arranged multiple along rotating disc circumferencial direction.
Reinforce rotating disc and rotation by reinforcing rod by rotating disc and rotation axis connection by using above-mentioned technical proposal
Bonding strength between axis keeps rotating disc more stable in rotation.
The present invention is further arranged to: the rotating disc has been arranged radially multiple insertion pipes.
By using above-mentioned technical proposal, chain tightening is being pulled, when steering wheel rotation is relatively difficult, is being inserted in insertion pipe
Enter steel pipe, using lever principle, steering wheel continues to rotate steering wheel by bigger power, easy to operate.
A second object of the present invention is to provide drawing device and its construction methods in a kind of PCCP pipeline, have high construction efficiency
The advantages of.
The purpose of the present invention is what is be achieved by the following technical programs:
Drawing device and its construction method in a kind of PCCP pipeline, comprising the following steps:
S1: the seam crossing that the first of internal crossbeam both ends is picked up the ears between the adjacent PCCP pipeline that has been installed of insertion, will in
Portion's crossbeam connects and fixes；
S2: the fixed hook hook of chain block is located on the first hangers, if the hoisting chain length of chain block is unsatisfactory for
The length requirement of PCCP pipeline increases transmission rod between internal crossbeam and chain block.
S3: outer transverse beams are made to be connected to the outermost end of PCCP pipeline to be installed；
S4: lifting hook is hooked and is located on the second hangers；
S5: to the direction rotary motion disk of winding hoisting chain, hoisting chain being tensed, and carries out interior draw to PCCP pipeline to be installed
Splicing is inserted into waddy in insertion pipe and carries out rotary motion disk when rotating disc spins difficulty；
S7: after PCCP pipeline to be installed splicing precision reaches design requirement, rotating disc is reversely rotated, hoisting chain is in
Then relaxed state dismantles internal crossbeam and outer transverse beams；
S8: forming at new adjacent PCCP pipeline joint-seam in S5 and install internal crossbeam, then proceedes to above step and carries out next section
The installation of PCCP pipeline.
In conclusion advantageous effects of the invention are as follows:
1. keeping interior drawing device structure simpler by the way that chain block is arranged between internal crossbeam and outer transverse beams, operation is more
Add conveniently, while the moving distance of PCCP pipeline can be controlled by chain block at any time, installation accuracy is higher.
2. keeping the working efficiency of chain block higher by the way that bearing block and steering wheel are arranged on chain block, operation is more
Add conveniently.
Detailed description of the invention
Fig. 1 is the front view of embodiment one；
Fig. 2 is the cross-sectional view of embodiment one；
Fig. 3 is the prominent internal beam structure schematic diagram of embodiment one；
Fig. 4 is the prominent outer transverse beams structural schematic diagram of embodiment one；
Fig. 5 is the structural schematic diagram of the chain block of embodiment one；
Fig. 6 is the structural schematic diagram of the protrusion chain block of embodiment two.
In figure, 1, PCCP pipeline；2, internal crossbeam；21, the first hangers；22, it first picks up the ears；3, outer transverse beams；31, second
Hangers；33, it second picks up the ears；4, chain block；41, hoisting chain；42, lifting is linked up with；43, fixed hook；44, bearing block；
441, rotation axis；442, reinforcing rod；443, rotating disc；444, insertion pipe；45, support frame；451, upright bar；4511, outer tube；
4512, elevating lever；4513, limit hole；4514, fastening screw；452, cross bar；453, rotating wheel；5, transmission rod；51, shackle.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment one:
It referring to Figures 1 and 2, is drawing device in a kind of PCCP pipeline disclosed by the invention, including internal crossbeam, outer transverse beams and hand
Cucurbit is drawn, the cross section of internal crossbeam is rectangle, and the seam crossing of adjacent PCCP pipeline is arranged in, and internal crossbeam is located at PCCP pipe
The lower half in road.The outermost end of PCCP pipeline to be installed, the end abutment with PCCP pipeline, outer transverse beams are arranged in outer transverse beams
It is located in same level with the top surface of internal crossbeam.Chain block setting is between outer transverse beams and internal crossbeam, for mentioning
Active force when for being drawn in PCCP pipeline to be installed.When carrying out PCCP Pipe installing, the setting of internal crossbeam is being installed
The lifting end of the seam crossing of adjacent PCCP pipeline, chain block is arranged in outer transverse beams, and fixing end is arranged on internal crossbeam,
Outer transverse beams are connected to the outermost end of PCCP pipeline to be installed, tense chain block, the pulling force of chain block passes through outer lateral
Beam effect docks PCCP pipeline to be installed on PCCP pipeline to be installed.
Referring to Fig. 2, chain block includes fixed hook and lifting hook, and fixed hook is hung for connecting supporting part, lifting
Hook is for connecting stressed member.The first hangers is welded on the side wall of internal crossbeam, the first hangers is separately positioned on close to internal horizontal
The position at beam both ends, the first hangers are arranged close to the direction of PCCP pipeline to be installed, and fixed hook is connected on the first hangers.Outside
Portion's crossbeam is welded with the second hangers corresponding with the first hangers close to the side of internal crossbeam, and lifting hook connects with the second hangers
It connects.The both ends of internal crossbeam are fixedly installed first respectively and pick up the ears, and first, which picks up the ears, is plugged on the adjacent PCCP pipe being installed
The seam crossing in road.The both ends of outer transverse beams are fixedly installed second respectively and pick up the ears, and second, which picks up the ears, is connected to PCCP pipeline to be installed
Outermost end.
When carrying out PCCP pipeline abutting joint, two first of internal crossbeam insertions of picking up the ears are installed adjacent
The seam crossing of PCCP pipeline, it is then that internal crossbeam is mobile to the lower part of PCCP pipeline, until inside crossbeam be clamped on it is adjacent
Until at PCCP pipeline joint-seam.The fixed hook of two chain blocks is articulated in respectively on the first hangers.By outer transverse beams
Second, which picks up the ears, is connected to the outermost end of PCCP pipeline to be installed, by load-bearing be articulated in second pick up the ears on.Tension pulls calabash
Reed, load-bearing hook pulling force is acted on PCCP pipeline to be installed by outer transverse beams, drive PCCP pipeline to be installed into
Row is mobile assembled.
Referring to Fig. 2, when the length of PCCP pipeline is bigger, the length that the length of chain block is unsatisfactory for PCCP pipeline is wanted
It asks, transmission rod is set between chain block and outer transverse beams, transmission rod is welded for round steel pipe, welds at the both ends of transmission rod
Shackle is connect, the shackle of transmission rod one end picks up the ears to connect by bow shackle with second, and the shackle of the other end and lifting hook connect.
With the setting of above-mentioned transmission rod, transmission rod is set between internal crossbeam and chain block.Transmission rod is able to extend chain block
Action length, while transmission rod by bow shackle with inside crossbeam and outer transverse beams connect, it is easy to connect, securely.
Bearing block, chain block packet are fixedly installed on chain block for the ease of the operation of chain block referring to Fig. 5
It includes and pulls chain, fixed hook, lifting hook and bearing block, pull chain and linked up with across lifting, pull the both ends difference of chain
It is fixed on bearing block.Rotation is provided with rotation axis on bearing block, and the end of rotation axis is connected with steering by reinforcing rod
Disk, reinforcing rod are multiple along the evenly spaced setting of circumferencial direction of steering wheel.Fixed hook is fixed on bearing block.Work
When, steering wheel is rotated, pulls chain winding on the rotating shaft, while pulling chain shortening, lifting hook is by towards bearing block
Pulling force, by lifting link up with to bearing block direction pull, lifting hook on pulling force effect in outer transverse beams, outer transverse beams band
PCCP pipeline to be installed is moved to be spliced.By the way that bearing block and steering wheel are arranged on chain block, accelerate chain block and pull
The winding of chain improves the working efficiency of chain block, keeps PCCP Pipe installing quicker.
Referring to Fig. 5, multiple insertion pipes are uniformly set along the spaced radial of steering wheel, grafting tube opening towards outside steering wheel,
Chain tightening is being pulled, when steering wheel rotation is relatively difficult, steel pipe or waddy etc. are inserted into insertion pipe, using lever principle,
Steering wheel is conveniently steered disk and continues to rotate by bigger power at this time.
Further, one end setting sealing iron plate of insertion pipe, prevents waddy to be pierced by out of insertion pipe when being inserted into, improves behaviour
Make efficiency.
Embodiment two:
Referring to Fig. 6, with embodiment one the difference is that, since the bearing block and rotating disc of chain block do not have at work
Support, can be less smooth when rotating rotating disc, for the ease of supporting chain block, keeps the operation of rotating disc more smooth,
Support frame is arranged in the lower section of bearing block, and bearing block is arranged on the support frame, and rotating steadying bar is set on the support frame, rotation axis one end
Rotating disc stretches out support frame.When being worked, the support frame with chain block is placed in PCCP pipeline, calabash will be pulled
The fixed hook hook of reed is located on internal crossbeam, and lifting hook is hooked and is located in outer transverse beams, directly rotation rotating disc, is tightened
Heavy chain item, chain block pull PCCP pipeline to be installed to be spliced external beam effect pulling force.Due to by chain block by
To the supporting role of support frame, stablize chain block position, when rotary motion disk is more smooth, increases the work of chain block
Efficiency.
Referring to Fig. 6, in order to make support frame adapt to different height PCCP pipeline caliber, set liftable for support frame
Structure, support frame includes four upright bars and the cross bars that are fixed between adjacent upright bar in rectangular arranged, and cross bar is along vertical
Twice are arranged in the upper and lower ends of bar.Upright bar includes outer tube and elevating lever, and the appearance for accommodating elevating lever is offered on outer tube
Receive chamber, accommodating chamber is adapted with elevating lever.Elevating lever is slidably arranged in the accommodating chamber in outer tube, on the side wall of elevating lever
Evenly spaced to offer multiple limit holes, multiple limit holes are located on the same axis of elevating lever.It is inserted into limit hole
Fastening screw, fastening screw are abutted with the upper end of outer tube, while the position of elevating lever being fixed.
Referring to Fig. 6, for the ease of movable supporting frame, rotating wheel is set in support frame bottom end, rotating wheel is four, is set respectively
Set the four corners in support frame.When carrying out movable supporting frame, support frame need to be only pushed, movement is more convenient.
Embodiment three:
For drawing device and its construction method in a kind of PCCP pipeline disclosed by the invention, comprising the following steps:
S1: the seam crossing that the first of internal crossbeam both ends is picked up the ears between the adjacent PCCP pipeline that has been installed of insertion, will in
Portion's crossbeam connects and fixes；
S2: the fixed hook hook of chain block is located on the first hangers, if the hoisting chain length of chain block is unsatisfactory for
The length requirement of PCCP pipeline increases transmission rod between internal crossbeam and chain block;
S3: outer transverse beams are made to be connected to the outermost end of PCCP pipeline to be installed；
S4: lifting hook is hooked and is located on the second hangers；
S5: to the direction rotary motion disk of winding hoisting chain, hoisting chain being tensed, and carries out interior draw to PCCP pipeline to be installed
Splicing is inserted into waddy in insertion pipe and carries out rotary motion disk when rotating disc spins difficulty；
S7: after PCCP pipeline to be installed splicing precision reaches design requirement, rotating disc is reversely rotated, hoisting chain is in
Then relaxed state dismantles internal crossbeam and outer transverse beams,
S8: forming at new adjacent PCCP pipeline joint-seam in S5 and install internal crossbeam, then proceedes to above step and carries out next section
The installation of PCCP pipeline.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (10)
1. drawing device in a kind of PCCP pipeline, it is characterised in that: described interior including internal crossbeam, outer transverse beams and chain block
The seam crossing between adjacent PCCP pipeline is arranged in portion's crossbeam, and the outermost of PCCP pipeline to be installed is arranged in the outer transverse beams
End, the chain block are arranged between internal crossbeam and outer transverse beams.
2. drawing device in a kind of PCCP pipeline according to claim 1, it is characterised in that: the both ends of the internal crossbeam are solid
Surely setting first is picked up the ears, and described first picks up the ears the seam crossing being plugged between adjacent PCCP pipeline, the both ends of the outer transverse beams
It fixes second to pick up the ears, described second, which picks up the ears, is connected to the outermost end of PCCP pipeline to be installed.
3. drawing device in a kind of PCCP pipeline according to claim 1, it is characterised in that: on the side wall of the internal crossbeam
The first hangers is fixedly installed respectively by the position of two close end, the outer transverse beams are fixedly installed second by the position of two close end respectively
Hangers, the chain block include fixed hook and lifting hook, and the fixed hook is connect with the first hangers, and the lifting is hung
Hook is connect with the second hangers.
4. drawing device in a kind of PCCP pipeline according to claim 1, it is characterised in that: the fixed hook and first is hung
Transmission rod is set between ear, and shackle is fixedly installed in the transmission rod both ends, and the shackle and fixed hook of described transmission rod one end connect
It connects, the other end is connect by bow shackle with the first hangers.
5. drawing device in a kind of PCCP pipeline according to claim 1, it is characterised in that: the lifting hook and first is hung
Transmission rod is set between ear, and shackle is fixedly installed in the transmission rod both ends, and the shackle of described transmission rod one end and lifting hook connect
It connects, the other end is connect by bow shackle with the second hangers.
6. drawing device in a kind of PCCP pipeline according to claim 1, it is characterised in that: the chain block includes lifting
Chain, fixed hook, lifting hook and bearing block, the hoisting chain both ends are fixed on bearing block, the hoisting-chain
Item is linked up with across lifting, and the fixed hook is fixed on bearing block, and the side of the bearing block is rotatably connected to rotation
Disk.
7. drawing device in a kind of PCCP pipeline according to claim 6, it is characterised in that: the rotating disc passes through rotation axis
It is connect with bearing block, the hoisting chain winding is on the rotating shaft.
8. drawing device in a kind of PCCP pipeline according to claim 7, it is characterised in that: the rotating disc and rotation axis it
Between be fixedly installed reinforcing rod, on the rotating shaft, the other end is welded on rotating disc, the reinforcing rod for reinforcing rod one end setting
It is arranged along rotating disc circumferencial direction multiple.
9. drawing device in a kind of PCCP pipeline according to claim 7, it is characterised in that: the rotating disc is arranged radially
There are multiple insertion pipes.
10. drawing device and its construction method in a kind of PCCP pipeline, which comprises the following steps:
S1: the seam crossing that the first of internal crossbeam both ends is picked up the ears between the adjacent PCCP pipeline that has been installed of insertion, will in
Portion's crossbeam connects and fixes；
S2: the fixed hook hook of chain block is located on the first hangers, if the hoisting chain length of chain block is unsatisfactory for
The length requirement of PCCP pipeline increases transmission rod between internal crossbeam and chain block；
S3: outer transverse beams are made to be connected to the outermost end of PCCP pipeline to be installed；
S4: lifting hook is hooked and is located on the second hangers；
S5: to the direction rotary motion disk of winding hoisting chain, hoisting chain being tensed, and carries out interior draw to PCCP pipeline to be installed
Splicing is inserted into waddy in insertion pipe and carries out rotary motion disk when rotating disc spins difficulty；
S7: after PCCP pipeline to be installed splicing precision reaches design requirement, rotating disc is reversely rotated, hoisting chain is in
Then relaxed state dismantles internal crossbeam and outer transverse beams；
S8: forming at new adjacent PCCP pipeline joint-seam in S5 and install internal crossbeam, then proceedes to above step and carries out next section
The installation of PCCP pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811645062.2A CN109442096A (en) | 2018-12-29 | 2018-12-29 | Drawing device and its construction method in a kind of PCCP pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811645062.2A CN109442096A (en) | 2018-12-29 | 2018-12-29 | Drawing device and its construction method in a kind of PCCP pipeline |
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| CN109442096A true CN109442096A (en) | 2019-03-08 |
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| CN201811645062.2A Pending CN109442096A (en) | 2018-12-29 | 2018-12-29 | Drawing device and its construction method in a kind of PCCP pipeline |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110726005A (en) * | 2019-10-28 | 2020-01-24 | 施展 | System and method for installing field buried pipeline |
| CN112247899A (en) * | 2020-09-29 | 2021-01-22 | 程永振 | Automatic butt joint hydraulic machine for PCCP (prestressed concrete cylinder pipe) pipelines |
| CN113251211A (en) * | 2021-04-22 | 2021-08-13 | 中国一冶集团有限公司 | Pipeline socket butt joint device |
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| CN110726005A (en) * | 2019-10-28 | 2020-01-24 | 施展 | System and method for installing field buried pipeline |
| CN110726005B (en) * | 2019-10-28 | 2021-07-23 | 施展 | System and method for installing field buried pipeline |
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| CN113251211B (en) * | 2021-04-22 | 2022-08-19 | 中国一冶集团有限公司 | Pipeline socket joint interfacing apparatus |
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Application publication date: 20190308 |