GB2619996A - Construction method for corrugated pipe to pass through pipeline by means of rail sliders in small underground space - Google Patents
Construction method for corrugated pipe to pass through pipeline by means of rail sliders in small underground space Download PDFInfo
- Publication number
- GB2619996A GB2619996A GB2303552.0A GB202303552A GB2619996A GB 2619996 A GB2619996 A GB 2619996A GB 202303552 A GB202303552 A GB 202303552A GB 2619996 A GB2619996 A GB 2619996A
- Authority
- GB
- United Kingdom
- Prior art keywords
- corrugated pipe
- rail
- pipeline
- pipe
- square
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 title claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 claims description 56
- 239000010959 steel Substances 0.000 claims description 56
- 239000002023 wood Substances 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000011150 reinforced concrete Substances 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- -1 polyethylene Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 39
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004567 concrete Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002344 surface layer 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
- 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
- F16L55/165—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section
-
- 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
- F16L1/028—Laying or reclaiming pipes on land, e.g. above the ground in the ground
-
- 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
- F16L1/028—Laying or reclaiming pipes on land, e.g. above the ground in the ground
- F16L1/032—Laying or reclaiming pipes on land, e.g. above the ground in the ground the pipes being continuous
-
- 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
- F16L1/028—Laying or reclaiming pipes on land, e.g. above the ground in the ground
- F16L1/036—Laying or reclaiming pipes on land, e.g. above the ground in the ground the pipes being composed of sections of short length
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sewage (AREA)
- Tents Or Canopies (AREA)
Abstract
A construction method for a corrugated pipe to pass through a pipeline by means of rail sliders in a small underground space. The construction method comprises the following steps: step 1, jacking an outer pipeline (1) to complete pipe jacking construction of the outer pipeline; step 2, laying a rail inside the outer pipeline; step 3, making a plurality of rail sliders according to the size of the laid rail; step 4, uniformly arranging the plurality of rail sliders at the bottom of a corrugated pipe (2), fixing the rail sliders to the corrugated pipe, and then placing, on the rail, the rail sliders where the corrugated pipe is mounted; and step 5, the corrugated pipe passing through the outer pipeline. By means of the construction method, a corrugated pipe passes through an outer pipeline by means of rail sliders, which saves on the mounting and debugging time of an apparatus and the construction cost, reduces the construction difficulty, improves the construction efficiency, reduces the construction investment, and can shorten the construction period and reduce the area of action.
Description
CONSTRUCTION METHOD FOR CORRUGATED PIPE TO PASS THROUGH PIPELINE BY MEANS OF RAIL SLIDERS IN SMALL UNDERGROUND SPACE
Background
Field of the Invention
The present invention belongs to the technical field of the pipeline mounting, and particularly relates to a construction method for underground small-space corrugated pipe to penetrate through pipeline through rail tackle.
Background Information
Pipe jacking construction is a popular underground pipeline construction method at present, a surface layer does not need to be excavated, the noise is far smaller than that of a slotted laying pipeline during construction, the influence on ground settlement is small, and the construction cost is better than that of the slotted laying pipeline under the condition that the pipeline is buried deeply. At present, some pipelines have inner and outer layers o r pipelines with di fferent pipe diameters to form a sleeve to ensure the overall quality of the pipelines. Under some specific conditions, the space between the starting well and the receiving well on the two sides of the jacking pipe is relatively narrow, and it is inconvenient to arrange equipment such as a winch and a jack on a construction site, and due to the fact that a part of internal pipelines are UWE corrugated pipes, the interfaces are relatively fragile, the winch cannot be adopted for dragging, the pipe wall is relatively thin, the jack cannot be adopted for direct jacking, and the overall construction process is relatively tedious.
SUMMARY
It is an object of the present invention to provide a construction method for underground small-space corrugated pipe to penetrate throttgh pipeline through rail tackle, so as to solve at least the problems of difficulty and low efficiency to penetrate through pipeline a pipeline in a small underground construction space.
In order to achieve the above object, the present invention provides the following technical solutions: 1. A constmction method for underground small-space corrugated pipe to penetrate through 1. A construction method for underground small-space corrugated pipe to penetrate through pipeline through rail tackle, including following steps: Step 1, jacking all outer-layer pipeline, and completing pipe jacking construction of the outer-layer pipeline, Step 2, laying a track inside the outer-layer pipeline; Step 3, manufacturing a plurality of rail tackles according to the size of the laid track; Step 4, uniformly airanging a plurality of rail tackles at the bottom of the corrugated pipe, fixing die rail tackles and the corrugated pipe together, and then placing the rail tackles provided with the corrugated pipe on the track; Step 5, driving the corrugated pipe to penetrates through the outer-layer pipeline; in Step 2, along the extension direction of the outer-layer pipeline, a plurality of square woods are erected in the outer-layer pipeline at equal intervals, and the extension direction of the square woods is perpendicular to the extension direction of the outer-layer pipeline; the tracks are laid on the square woods, and the extension direction of the tracks is parallel to the extension direction of the outer-layer pipeline; the track is made of angle steel, and a pair of angle steel are laid on the square wood in parallel; the sharp corner parts of die angle steel face upwards, and the opening of the angle steel face downward to be buckled on the square wood; two adjacent angle steel are fixed through a steel bars; the rail tackle comprises at least two cross beams and two side supports, the side supports are perpendicular to the cross beams, two sides of the upper portions of a plurality of the cross beams are fixedly comiected with the side supports respectively, and the intervals between any two adjacent two cross beams are equal; two pulleys are arranged at the lower portions ()I' the fiont-most cross beam and the rear-most cross beam in the rail tackle, and die intervals between the two pulleys is equal to the transverse intervals between two adjacent angle steels; the cross beam adopts a square steel pipe, and the width of die square steel pipe along the extension direction of the corrugated pipe is not larger than the extension direction width of the groove in the outer wall of the corrugated pipe and is not smaller than three quarters of the width of the groove; the distance between two adjacent square pipes is not larger than the radius of the corrugated pipe and is not smaller than two thirds of the radius of the corrugated pipe; the pulley is a V-shaped pulley, and the diameter of the V-shaped pulley is not smaller than the width of the square steel pipe and is noL larger than two times of the width of the square steel pipe; the height of the angle steel is not smaller than the depth of the V-shaped groove of the V-shaped pulley, and the depth of the angle steel embedded into the V-shaped groove is not smaller than two thirds of the depth of the groove of the V-shaped pulley; using the fixed pulley and the crane to drive the movement of the conugated pipe; each of the left side and the right side of the outlet of the outer-layer pipeline is provided with a fixed pulley, a circle of flexible binding band is hound at the front of the corrugated pipe, one end of two traction ropes are respectively bound at the middle positions of the left side and the right side of the flexible binding band, the fraction ropes on the left side and the right side respectively penetrates through the fixed pulleys on the left side and the right side, the force direction of the traction rope is changed from the horizontal direction to the vertical direction by the fixed pulleys, then the traction ropes on the left side and the right side converge to the lifting hook of the crane, and the lifting hook of the crane drives die traction rope to move in the vertical direction, so as to pull the corrugated pipe to move in the horizontal direction; in Step 4, the corrugated pipe and the rail tackle are fixed together by passing a wire through the interior or the square steel pipe and around the outer wall of the corrugated pipe.
Advantageous effects: The use of rail tackle to make the corrugated pipe penetrates through the outer-layer pipeline greatly saves the mounting and commissioning time of the equipment, saves the construction cost, reduces the construction difficulty, improves the construction efficiency and reduces the construction input; it can save the working period and reduce the area of action
BRIEF DESCRIPTION OF THE DRAWINGS
Fig. 1 is a schematic cross-sectional view of the rail tackle and the corrugated pipe penetrates through the outer-layer pipeline in example 1 of the present invention; Fig. 2 is a schematic view that the corrugated pipe is moved by the fixed pulley and the crane in example 1 of the present invention; Fig. 3 is a plan view of the rail tackle in example 2 of the present invention.
In the drawings: 1-outer-layer pipeline, 2-corrugated pipe, 3-square wood, 4-angle steel, 5-V-shaped pulley, 6-cross beam, 7-side support, 8-flexible binding band, 9-fixed pulley, 10-traction rope, 11-crane.
DETAILED DESCRIPTION OF EMBODIMENTS
According to a specific example of the present invention, as shown in Figs.1-2, the present disclosure provides a construction method for underground small-space corrugated pipe to penetrate through pipeline through rail tackle, including the following steps: Step 1, jacking the outer-layer pipeline 1, and completing pipe jacking construction of the outer-layer pipeline 1.
Step 2, laying a track inside the outer-layer pipeline I. Specifically, along the extension direction of Lhe outer-layer pipeline 1, a plurality of square woods 3 are erected in the outer-layer pipeline 1 at equal intervals, and the extension direction of the square woods 3 is perpendicular to the extension direction of the outer-layer pipeline 1; the tracks are Laid on the square woods 3, and the extension direction of the tracks is parallel to the extension direction of the outer-layer pipeline 1.
In this example, before the square wood 3 is laid, a concrete cushion layer can be constructed inside the outer-layer pipeline 1, so that a flat cushion layer plane is formed inside the outer-layer pipeline 1, then the square wood 3 is installed on the cushion layer plane, and a track is laid on the square wood 3, so that the lower part of the square wood 3 is not suspended; it can be ensured that the track can bear a larger acting force, and after the corrugated pipe 2 penetrates through the outer-layer pipeline 1, grouting needs to be performed between the corrugated pipe 2 and the outer-layer pipeline I, so that the grouting amount in subsequent grouting construction is reduced, and the construction efficiency is further improved. *
The track extends out of the outer-layer pipeline 1 to facilitate placing the rail tackle with the corrugated pipe 2 mounted thereon.
The track is laid outside the outer-layer pipeline 1, so that the track pulley provided with the corrugated pipe 2 is placed on the track outside the outer-layer pipeline 1, the outer space of the outer-layer pipeline 1 is larger, and the operation is more convenient.
The track is made of angle steel 4, and a pair of angle steel 4 are Laid on die square wood 3 in parallel; the sharp corner parts of the angle steel 4 face upwards, and the opening of the angle steel 4 face downward to be buckled on die square wood 3; two adjacent angle steel 4 are fixed through the steel bars, the steel bars are arranged above the square wood 3, the steel bars and die square wood 3 are bundled together through iron wires, and due to the fact that the steel bars and the square wood 3 have larger overlapping parts, the track and the square wood 3 can be more firmly fixed.
In this example, the two ends of the steel bar are respectively welded to the angle steel on both sides, so that the overall structural strength of the track can be enhanced.
In this example, when the diameter of the corrugated pipe 2 is small, the common PE conugated pipe 2 can be used; when the diameter of the comigated pipe 2 is large, the corrugated pipe 2 adopts the H)Pb: steel belt corrugated pipe 2, and the H DPP steel belt corrugated pipe 2 has higher strength.
Step 3, manufacturing a plurality of rail tackles according to the size or the laid track; in this example, the rail tackle comprises a cross beam 6, two pulleys are arranged at die lower part of the cross beam 6, and the distance between the two pulleys is equal to the transverse distance between two adjacent angle steels 4; side supports 7 are fixed on both sides of the upper part of the cross beam 6, the middle part of the side support 7 is fixedly connected with one side of the cross beam 6, the side support 7 is perpendicular to the cross beam 6, and the extending direction of the side support 7 is parallel to the axis of die comigated pipe 2.
In die example 2, as shown in Fig. 2, die rail tackle comprises at least two cross beams 6 and two side supports 7, the side supports 7 are perpendicular to the cross beams 6, two sides of the upper portions of a plurality or cross beams 6 are fixedly connected with the side supports 7 respectively, and the intervals between any two adjacent two cross beams 6 are equal; two pulleys are arranged at the lower portions of the front-most cross beam 6 and the rear-most cross beam 6 in the rail tackle, and the interval between the two pulleys is equal to the transverse interval between two adjacent angle steels 4.
The side support 7 is made of a steel bars. The cross beam 6 adopts a square steel pipe, and the width of the square steel pipe along the extension direction of die corrugated pipe 2 is not larger than the extension direction width of the groove in the outer wall of the corrugated pipe 2 and is not smaller than three quarters of the width of the groove; die distance between two adjacent square pipes is not larger than the radius of the corrugated pipe 2 and is not smaller than two thirds of the radius of the corrugated pipe 2; the pulley is a V-shaped pulley 5, and the diameter of the V-shaped pulley 5 is not smaller than the width of the square steel pipe and is not larger than two times of the width of the square steel pipe; and the height of the angle steel 4 is not smaller than the depth of the V-shaped groove of the V-shaped pulley 5, and the depth of the angle steel 4 embedded into the V-shaped groove is not smaller than two thirds of the depth of the groove of the V-shaped pulley 5.
Metering, the cross beam 6 can be clamped in the groove in the outer wall or the corrugated pipe 2, so that the relative movement between the corrugated pipe 2 and the track pulley in the extending direction of the corrugated pipe 2 can be limited.
Step 4, writhing)/ arranging a plurality of rail tackles at the bottom of the corrugated pipe 2, fixing the rail tackles and the corrugated pipe 2 together, and then placing the rail tackles provided with the corrugated pipe 2 on the track. In this example, the corrugated pipe 2 and the rail tackle are fixed together by passing a wire through the interior of the square steel pipe and around the outer wall of the corrugated pipe 2. Therefore, the corrugated pipe 2 is better fixed on the rail tackle, and the corrugated pipe 2 is prevented from laterally rolling.
Step 5, driving the corrugated pipe 2 to penetrates through the outer-layer pipeline 1 by using the fixed pulley 9 and the crane 11.
In this example, each of the left side and the right side of the outlet of the outer-layer pipeline I is provided with a fixed pulley 9, a circle of flexible binding band 8 is bound at the front of the corrugated pipe 2, and the flexible binding band 8 does not damage the corrugated pipe 2 while fimily fixing the corrugated pipe 2. one end of the two traction ropes 10 are respectively bound at the middle positions of the left side and the right side or the flexible binding band 8, in this example, the traction ropes 10 use steel wire ropes, the steel wire ropes are wear-resistant and have high strength, and can bear large acting force; the traction ropes 10 on the left side and the right side respectively penetrates through the fixed pulleys 9 on the left side and the right side, the force direction of the traction rope 10 is charmed from the horizontal direction to the vertical direction by the fixed pulleys 9, then the traction ropes 10 on the left side and the right side converge to the lifting hook of the crane 11, and the lifting hook of the crane 11 drives the traction rope 10 to move in the vertical direction, so as to pull the corrugated pipe 2 to move in the horizontal direction, and enable the corrugated pipe 2 to penetrates through the outer-layer pipeline 1.
In this example, the outer-layer pipeline I uses a reinforced concrete pipeline, and the connection between two adjacent reinforced concrete pipelines is a flexible steel bearing socket connection; the corrugated pipe 2 is polyethylene corrugated pipe, and the two adjacent corrugated pipes are connected by hot melting. The length of each corrugated pipe 2 is MIT the corrugated pipe 2 is crossed and connected in sections, and the next section is connected after the previous section is connected and crossed, so that the construction difficulty is reduced, the construction efficiency is improved, and Lhe construction investment is reduced.
After the corrugated pipe 2 penetrates through the outer-layer pipeline 1, two conditions are divided, if the track is recycled, during a water closure test, water is filled between the corrugated pipe 2 and the outer-layer pipeline 1, the corrugated pipe 2 floats, at the moment, the track is recycled, recycling of the track is achieved, and the construction cost is saved. If the track is not recycled, under Lhe condition that the short-distance corrugated pipe 2 penetrates through, the cost of manufacturing the track by using the angle steel is low, and aL the moment, the corrugated pipe 2 is erected on the track for subsequent grouting operation, so that the cormgated pipe 2 can be well supported, the corrugated pipe 2 is ensured to be located in the center position in the outer-layer pipeline I. and subsequent grouting construction is facilitated.
In summary, in the technical solution of the construction method for underground small-space corrugated pipe to penetrate through pipeline through rail tackle provided by the present invention, the use of rail tackle to make the corrugated pipe penetrates through the outer-layer pipeline, compared with the construction by winch in the prior art, greatly saves the installation and commissioning time of the equipment, reduces the interference with the surrounding environment, saves the construction cost., reduces the construction difficulty, improves the construction efficiency and reduces the construction input; it can save the working period and reduce the area of action.
It will be appreciated that the above description is exemplary only,the example of the present application do not limit this.
Claims (3)
- CLAIMS1. A construction method for underground small-space corrugated pipe to penetrate through pipeline through rail tackle, including following steps: Step 1, jacking an outer-layer pipeline, and completing pipe jacking construction of the outer-layer pipeline; Step 2, laying a track inside the outer-layer pipeline; Step 3, manufacturing a plurality of rail tackles according to the size of the laid track; Step 4, uniformly arranging a plurality of rail tackles at the bottom of the corrugated pipe, fixing the rail tackles and the corrugated pipe together, and then placing the rail tackles provided with the corrugated pipe on the track; Step 5, driving the corrugated pipe to penetrates through the outer-layer pipeline; in Step 2, along the extension direction of the outer-layer pipeline, a plurality of square woods are erected in the outer-layer pipeline at equal intervals, and the extension direction of the square woods is perpendicular to the extension direction of the outer-layer pipeline; the tracks are laid on the square woods, and the extension direction of the tracks is parallel to the extension direction of the outer-lay CT pipeline; the track is made of angle steel, and a pair of angle steel are laid on the square wood in parallel; the sharp corner parts of the angle steel face upwards, and the opening of the angle steel face downward to be buckled on the square wood; two adjacent angle steel are fixed through a steal bars; the rail tackle comprises at least two cross beams and two side supports, the side supports are perpendicular to the cross beams, two sides of the upper portions of a plurality ofthe cross beams are fixedly connected with the side supports respectively, and the intervals between any two adjacent two cross beams are equal; two pulleys are arranged at the lower portions or the front-most cross beam and the rear-most cross beam in the rail tackle, and the intervals between the two pulleys is equal to the transverse intervals between two adjacent angle steels; the cross beam adopts a square steel pipe, and the width of the square steel pipe along the extension direction of the corrugated pipe is not larger than the extension (Mention width of a groove in the outer wall of the corrugated pipe and is not smaller than three quarters of the width of the groove; the distance between two adjacent square pipes is not larger than the radius of the corrugated pipe and is not smaller than two thirds of the radius of Lhe corrugated pipe; the pulley is a V-shaped pulley, and the diameter of the V-shaped pulley is not smaller than the width of the square steel pipe and is not larger than two times of the width of the square steel pipe; die height of the angle steel is not smaller than the depth of the V-shaped groove of die V-shaped pulley, and die depth of the angle steel embedded into die V-shaped groove is not smaller than two thirds of the depth of the groove of the V-shaped pulley; using the fixed pulley and the crane to drive the movement of the corrugated pipe; each of the left side and the right side of the oufiet of the outer-layer pipeline is provided with a fixed pulley, a circle of flexible binding band is bound at the front of the conugated pipe, one end of two fraction ropes are respectively bound at the middle positions of the left side and the right side of the flexible binding band, the traction ropes on the left side and the right side respectively penetrates through the fixed pulleys on the left side and the right side, the force direction of the traction rope is changed from the horizontal direction to the vertical direction by the fixed pulleys, then the traction ropes on the left side and the right side converge to the lifting hook of the crane, and the lifting hook of the crane drives the fraction rope to move in the vertical direction, so as to pull the corrugated pipe to move in the horizontal direction; in Step 4, the corrugated pipe and the rail tackle are fixed together by passing a wire through the interior of die square steel pipe and around the outer wall of the corrugated pipe.
- 2. The construction method for underground small-space cormgated pipe to penetrate through pipeline through rail tackle according to claim I, characterized in that, the track extends out of the outer-layer pipeline to facilitate placing the rail tackle with the corrugated pipe mounted thereon.
- 3. The construction method for underground small-space corrugated pipe to penetrate through pipeline through rail tackle according to claim 1 or 2, characterized in that, the outer-layer pipeline uses a reinforced concrete pipeline, and the connection between two adjacent reinforced concrete pipelines is a flexible steel bearing socket connection; the corrugated pipe is a polyethylene corrugated pipe, and two adjacent corrugated pipes are connected by hot melting.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210264468.6A CN114352804B (en) | 2022-03-17 | 2022-03-17 | Construction method for underground small-space corrugated pipe to pass through pipeline by using track pulley |
| PCT/CN2022/115834 WO2023025325A1 (en) | 2022-03-17 | 2022-08-30 | Construction method for corrugated pipe to pass through pipeline by means of rail sliders in small underground space |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB202303552D0 GB202303552D0 (en) | 2023-04-26 |
| GB2619996A true GB2619996A (en) | 2023-12-27 |
Family
ID=81094338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2303552.0A Pending GB2619996A (en) | 2022-03-17 | 2022-08-30 | Construction method for corrugated pipe to pass through pipeline by means of rail sliders in small underground space |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN114352804B (en) |
| GB (1) | GB2619996A (en) |
| WO (1) | WO2023025325A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114352804B (en) * | 2022-03-17 | 2022-06-24 | 中铁九局集团第四工程有限公司 | Construction method for underground small-space corrugated pipe to pass through pipeline by using track pulley |
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- 2022-03-17 CN CN202210264468.6A patent/CN114352804B/en active Active
- 2022-08-30 GB GB2303552.0A patent/GB2619996A/en active Pending
- 2022-08-30 WO PCT/CN2022/115834 patent/WO2023025325A1/en unknown
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2023025325A1 (en) | 2023-03-02 |
| CN114352804A (en) | 2022-04-15 |
| GB202303552D0 (en) | 2023-04-26 |
| CN114352804B (en) | 2022-06-24 |
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