CN113622937A - Sludge stratum pipe jacking deviation rectifying device and method - Google Patents
Sludge stratum pipe jacking deviation rectifying device and method Download PDFInfo
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- CN113622937A CN113622937A CN202111054497.1A CN202111054497A CN113622937A CN 113622937 A CN113622937 A CN 113622937A CN 202111054497 A CN202111054497 A CN 202111054497A CN 113622937 A CN113622937 A CN 113622937A
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- pipe
- pipeline
- jacking
- deviation rectifying
- jacks
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/08—Lining with building materials with preformed concrete slabs
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/003—Arrangement of measuring or indicating devices for use during driving of tunnels, e.g. for guiding machines
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
- E21D9/124—Helical conveying means therefor
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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
- F16L1/028—Laying or reclaiming pipes on land, e.g. above the ground in the ground
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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
Abstract
The utility model relates to a silt stratum push pipe deviation correcting device and method of rectifying belongs to the field of push pipe construction, and silt stratum push pipe deviation correcting device includes the stand pipe, the flexible pipe of stand pipe one end fixedly connected with, fixed mounting has a plurality of jacks in the flexible pipe, and is a plurality of jack one end is contradicted in the stand pipe, it is a plurality of the jack is used for advancing vertical direction and horizontal direction to the pipeline and adjusting. This application has in time to rectifying to pipeline jacking direction, improves pipeline efficiency of construction's effect.
Description
Technical Field
The application relates to the field of pipe jacking construction, in particular to a sludge stratum pipe jacking deviation rectifying device and a deviation rectifying method.
Background
The pipe jacking technology is a trenchless tunneling type pipeline laying construction technology used for municipal construction. The method has the advantages of no influence on the surrounding environment or less influence, small construction site and low noise. But also can be deeply operated underground, which is incomparable with the advantages of digging and burying pipes.
In a certain engineering, a plurality of pipelines need to be laid side by side, the distance between the adjacent pipelines is short, pipe jacking construction is carried out in a silt geological formation, in the jacking process of the pipelines, if the pipelines deviate, deviation can not be timely corrected, the adjacent pipelines can be extruded, the pipeline positions and the connection between the pipelines are affected, and the pipeline construction quality is reduced.
Aiming at the related technologies, the inventor thinks that the defects that the jacking direction of the pipeline cannot be corrected in time and the construction quality of the pipeline is influenced exist in the jacking process.
Disclosure of Invention
In order to solve the technical problem that the jacking direction of a pipeline cannot be timely corrected in the pipe jacking process, and the construction quality of the pipeline is affected, the application provides a sludge stratum pipe jacking correction device and a correction method.
In a first aspect, the application provides a mud stratum pipe jacking deviation correcting device, which adopts the following technical scheme:
the utility model provides a silt stratum push pipe deviation correcting device, includes the stand pipe, the flexible pipe of stand pipe one end fixedly connected with, fixed mounting has a plurality of jacks in the flexible pipe, and is a plurality of jack one end is contradicted in the stand pipe, it is a plurality of the jack is used for adjusting vertical direction and the horizontal direction of pipeline jacking.
By adopting the technical scheme, the guide pipe and the telescopic pipe are arranged, the jack is arranged in the telescopic pipe, and the guide pipe is pushed by the jack, so that the orientation of the guide pipe is adjusted, the pushing direction of the pipeline by the guide pipe is adjusted, the pushing position deviation of the pipeline is avoided, the adjacent pipelines are impressed, and the construction quality of the pipeline is improved; in addition, by arranging the telescopic pipe, the telescopic pipe has certain telescopic capacity, and when the jacking direction of the guide pipe is prevented from being changed, a gap is generated between the guide pipe and the pipeline, and sludge flows into the pipeline.
Optionally, the jacks are four, the four jacks are respectively and fixedly arranged on the side walls of the telescopic pipes, the two jacks are arranged at intervals in the vertical direction, and the other two jacks are arranged at intervals in the horizontal direction.
Through adopting above-mentioned technical scheme, can adjust the pipeline jacking height of vertical direction and horizontal direction's position through setting up four jacks to the adjustment mode is simple, the operation of being convenient for.
Optionally, the two ends of the telescopic pipe are respectively integrally formed with flanges, the flanges extend towards the outside of the telescopic pipe, a plurality of limiting holes are respectively formed in the flanges, the limiting holes are opposite to each other, a limiting rod penetrates through the limiting holes, two limiting pieces are respectively fixedly sleeved at the two ends of the limiting rod, and the two limiting pieces are respectively located on the two sides of the flanges.
Through adopting above-mentioned technical scheme, through setting up gag lever post and spacing piece, carry on spacingly to the flexible length of flexible pipe to avoid flexible pipe elongation too big and destroy.
Optionally, a drill rod is further installed in the guide pipe, the drill rod is arranged at one end, far away from the telescopic rod, of the guide pipe, and the drill rod is fixedly sleeved with helical blades.
By adopting the technical scheme, the direction of the drill rod can be adjusted while the direction of the guide pipe is adjusted by installing the drill rod, and the effect of correcting the deviation of the pipeline can be improved by drilling the drill rod; in addition, the spiral blades can play a role in blocking the sludge, the speed of the sludge flowing into the guide pipe is reduced, and the road surface collapse is avoided.
Optionally, a flow blocking grating is further fixedly mounted in the guide pipe, and the flow blocking grating is close to one end of the guide pipe, which is far away from the telescopic pipe.
Through adopting above-mentioned technical scheme, the choked flow grid can block silt, avoids when the drilling rod creeps into, and silt collapses, and a large amount of silt flow in the short time causes the road surface to collapse in flowing into the stand pipe.
Optionally, a through hole is formed in the middle of the flow blocking grating, and the drill rod penetrates through the through hole.
Through adopting above-mentioned technical scheme, wear to establish the drilling rod in the through-hole, make the choked flow grid play the fixed action to the drilling rod, make the drilling rod installation more firm.
Optionally, two side plates corresponding to the jacks one to one are fixedly arranged on the side wall of the guide pipe in an opposite manner, and one end of each jack corresponding to the corresponding side plate abuts against the corresponding side plate.
Through adopting above-mentioned technical scheme, the one end that the jack stretches out is contradicted on the curb plate to push away the stand pipe, the top pushes away the mode simply, and structural style is also simple, the preparation processing of being convenient for.
Optionally, a baffle is fixedly arranged at one end, far away from the side wall of the guide pipe, of the side plate, and the baffle is arranged on one surface, close to the jack, of the baffle.
Through adopting above-mentioned technical scheme, the baffle can avoid the jack to push away when the stand pipe and slide and break away from the curb plate, makes the top process more stable.
In a second aspect, the application provides a deviation rectifying method for a mud stratum pipe jacking deviation rectifying device, which adopts the following technical scheme:
a deviation rectifying method of a sludge stratum pipe jacking deviation rectifying device comprises the following steps:
s1, installing a deviation correcting device: fixedly connecting one end of the extension pipe, which is far away from the guide pipe, to the first jacking section of pipeline, and then jacking the pipeline;
s2, measurement: measuring the axis of the first section of pipeline, and measuring the error of the axis of the pipeline in the horizontal direction and the error of the axis of the jacking pipeline in the vertical direction;
s3, deviation rectifying: adjusting the vertical direction of the pipeline through two jacks in the vertical direction, and adjusting the horizontal direction of the pipeline through two jacks in the horizontal direction;
s4, retesting: and after the pipeline is jacked for 50cm in the deviation rectifying process, retesting the axis of the pipeline, rechecking the error between the axis of the pipeline and the axis in the jacking direction, and then adjusting the four jacks according to error data.
By adopting the technical scheme, the pipeline jacking direction is corrected through the jack, the correction mode is simple, and the operation is convenient.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the pipeline jacking device is characterized in that a guide pipe and a telescopic pipe are arranged, a jack is arranged in the telescopic pipe, and the guide pipe is pushed by the jack, so that the orientation of the guide pipe is adjusted, the jacking direction of a pipeline is adjusted by the guide pipe, the jacking position deviation of the pipeline is avoided, the adjacent pipelines are impressed, and the construction quality of the pipeline is improved; in addition, by arranging the telescopic pipe, the telescopic pipe has certain telescopic capacity, so that a gap is prevented from being generated between the guide pipe and the pipeline when the jacking direction of the guide pipe is changed, and sludge flows into the pipeline;
2. the height of the pipeline in the vertical direction and the position of the pipeline in the horizontal direction can be adjusted by arranging the four jacks, and the adjusting mode is simple and convenient to operate;
3. by installing the drill rod, the direction of the drill rod can be adjusted while the direction of the guide pipe is adjusted, and the effect of correcting the deviation of the pipeline can be improved by drilling the drill rod; in addition, the spiral blades can play a role in blocking the sludge, the speed of the sludge flowing into the guide pipe is reduced, and the road surface collapse is avoided.
Drawings
Fig. 1 is a schematic perspective view of the present application.
Fig. 2 is a schematic diagram of the internal structure of the present application.
Fig. 3 is an enlarged view of a in fig. 1.
Description of reference numerals: 1. a guide tube; 11. a drill stem; 111. a helical blade; 12. a bearing; 13. a connecting rod; 14. a flow blocking grid; 15. a side plate; 151. a baffle plate; 2. a telescopic pipe; 21. flanging; 211. a limiting hole; 22. a jack; 23. a limiting rod; 24. a limiting sheet; 3. a pipeline.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a mud stratum pipe jacking deviation correcting device. Referring to fig. 1 and 2, the deviation correcting device for the mud stratum jacking pipe comprises a guide pipe 1, an extension pipe 2 and a jack 22 fixedly arranged in the extension pipe 2.
Referring to fig. 1 and 3, a guide pipe 1 is a metal circular pipe, an extension pipe 2 is welded and fixed at one end of the guide pipe 1, and the extension pipe 2 is a metal corrugated pipe and has a certain amount of extension deformation; flanges 21 are respectively and integrally formed at two ends of the extension tube 2, the flanges 21 are vertically arranged, the flanges 21 extend towards the outside of the extension tube 2, two limiting holes 211 are respectively and correspondingly formed in the two flanges 21, and the two limiting holes 211 are positioned at two sides of the extension tube 2; the limiting rods 23 are respectively penetrated in the opposite limiting holes 211, two limiting pieces 24 are fixedly sleeved at two ends of the limiting rods 23, the two limiting pieces 24 are respectively located at two sides of the turned-over edge 21, gaps are respectively reserved between the two limiting pieces 24 and the turned-over edge 21, the limiting pieces 24 can play a limiting role in the telescopic process of the telescopic pipe 2, and the telescopic pipe 2 is prevented from being damaged due to overlarge deformation.
Referring to fig. 2, four jacks 22 are further fixedly arranged in the telescopic pipe 2, the four jacks 22 are uniformly arranged along the circumference of the telescopic pipe 2 at intervals, two jacks 22 are arranged at intervals along the vertical direction, and the other two jacks 22 are arranged at intervals along the horizontal direction. Four side plates 15 which are in one-to-one correspondence with the four jacks 22 are fixedly welded in the guide pipe 1, the side plates 15 are arranged close to one end of the guide pipe 1 connected with the telescopic pipe 2, and the extending ends of the jacks 22 are abutted against the side plates 15; in the jacking process of the pipeline 3, the jacks 22 arranged at the top and the bottom of the telescopic pipe 2 are used for jacking the guide pipe 1, the orientation of the guide pipe 1 is changed, so that the jacking elevation of the pipeline 3 is adjusted, and the jacks 22 arranged at the two sides of the telescopic pipe 2 are used for adjusting the jacking horizontal direction of the pipeline 3 in the same way. Further, set firmly baffle 151 on the curb plate 15 is close to the one side of jack 22 respectively, baffle 151 is vertical to be set up, and baffle 151 sets up the one end of keeping away from 1 lateral wall of stand pipe at curb plate 15, and baffle 151 can prevent that jack 22 from breaking away from with curb plate 15 to the in-process that stand pipe 1 pushed away.
Referring to fig. 1 and 2, still be provided with drilling rod 11 in stand pipe 1, drilling rod 11 sets up the one end of keeping away from flexible pipe 2 at stand pipe 1, and drilling rod 11 one end is located outside stand pipe 1, the other end is located stand pipe 1, many connecting rods 13 have set firmly on the one end inner wall of keeping away from flexible pipe 2 at stand pipe 1, many connecting rods 13 interval evenly set up, and many connecting rods 13 one end and 1 inner wall fixed connection of stand pipe, the other end extends towards stand pipe 1 axis, the one end fixedly connected with bearing 12 of stand pipe 1 lateral wall is kept away from at many connecting rods 13, and many connecting rods 13 fixed connection are on the periphery wall of bearing 12, drilling rod 11 wears to establish in bearing 12, and drilling rod 11 and bearing 12 internal perisporium fixed connection, thereby rotate drilling rod 11 and install in stand pipe 1.
When adjusting the 1 orientation of stand pipe through jack 22, drilling rod 11 direction changes along with the 1 orientation of stand pipe simultaneously, creeps into through rotating drilling rod 11, can improve the effect of rectifying a deviation to pipeline 3 top, is convenient for more adjust pipeline 3 top direction.
The part of the drill rod 11, which is positioned outside the guide pipe 1, is fixedly sleeved with the helical blade 111, the helical blade 111 can increase the drilling area of the drill rod 11 and can prevent sludge from caving, and the large-area sludge is prevented from caving into the guide pipe 1 to cause road surface collapse.
Still fixed mounting has the choked flow grid 14 in the stand pipe 1, and the periphery wall of choked flow grid 14 is fixed welding on the internal perisporium of stand pipe 1, and choked flow grid 14 can play the effect that blocks silt, avoids a large amount of silt to slump all to flow into in the stand pipe 1 in the short time, causes the road surface to cave in. A through hole is arranged at the center of the flow blocking grating 14, and one end of the drill rod 11, which is positioned in the guide pipe 1, is arranged in the through hole in a penetrating way, so that the drill rod 11 is more stably installed.
The embodiment of the application also discloses a deviation rectifying method of the sludge stratum pipe jacking deviation rectifying device. A deviation rectifying method of a sludge stratum pipe jacking deviation rectifying device comprises the following steps:
s1, installing a deviation correcting device: before the pipe jacking construction, one end of the telescopic pipe 2 far away from the guide pipe 1 is fixedly connected to the first section of the pipeline 3 which is jacked, after the telescopic pipe is installed, the first section of the pipeline 3 and the deviation correcting device are jointly placed in a working pit of the pipe jacking construction, and then the pipeline 3 is jacked.
S2, measurement: after the pipeline 3 is jacked for 50cm, the elevation and the horizontal position of the axis of the jacking direction of the pipeline 3 are measured, the measured data are compared with the elevation and the horizontal position of the designed axis of the pipeline 3, and the offset distance between the jacking vertical direction and the jacking horizontal direction of the pipeline 3 is calculated.
S3, deviation rectifying: adjusting four jacks 22 according to the error of jacking the pipeline 3 in the vertical direction and the horizontal direction calculated according to the measurement result; if the vertical jacking direction of the pipeline 3 is lower than the designed elevation, controlling a jack 22 arranged at the bottom of the telescopic pipe 2 to jack the guide pipe 1, and enabling the guide pipe 1 to move upwards when the pipeline 3 is continuously jacked, so that the elevation of the pipeline 3 in the vertical direction is adjusted, otherwise, adjusting the vertical direction of the pipeline 3 through the jack 22 arranged at the top of the telescopic pipe 2; if the pipeline 3 deviates to the left side in the horizontal direction, the jack 22 arranged on the left side of the extension pipe 2 is controlled to extend to push the guide pipe 1, and when the pipeline 3 continues to be pushed in, the guide pipe 1 moves to the right side in a deviating manner, so that the horizontal direction of the pipeline 3 in the pushing-in process is adjusted, otherwise, the horizontal direction of the pipeline 3 is adjusted through the jack 22 arranged on the right side of the extension pipe 2.
S4, retesting: in the deviation rectifying process, after the pipeline 3 is jacked for 50cm, retesting the elevation in the vertical direction and the position in the horizontal direction of the jacking axis of the pipeline 3, comparing the data obtained by measurement with the designed axis of the pipeline 3, calculating an error, continuously adjusting the jacking direction of the pipeline 3 according to the deviation rectifying method in the S3 according to the error, and continuously jacking the pipeline 3.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides a silt stratum push pipe deviation correcting device which characterized in that: including stand pipe (1), the flexible pipe (2) of stand pipe (1) one end fixedly connected with, fixed mounting has a plurality of jacks (22) in flexible pipe (2), and is a plurality of jack (22) one end is contradicted in stand pipe (1), and is a plurality of jack (22) are used for advancing vertical direction and horizontal direction to pipeline (3) top and adjust.
2. The mud stratum pipe jacking deviation rectifying device according to claim 1, wherein: the lifting jacks (22) are four, the four lifting jacks (22) are fixedly arranged on the side wall of the telescopic pipe (2) respectively, the two lifting jacks (22) are arranged at intervals in the vertical direction, and the other two lifting jacks (22) are arranged at intervals in the horizontal direction.
3. The mud stratum pipe jacking deviation rectifying device according to claim 1, wherein: the telescopic pipe (2) both ends integrated into one piece respectively have turn-ups (21), just turn-ups (21) to telescopic pipe (2) outside extension, two a plurality of spacing holes (211) have been seted up on turn-ups (21) respectively, it is relative wear to establish gag lever post (23) in spacing hole (211), gag lever post (23) both ends are fixed the cover respectively and are equipped with two spacing pieces (24), and two spacing pieces (24) are located respectively the both sides of turn-ups (21).
4. The mud stratum pipe jacking deviation rectifying device according to claim 1, wherein: still install drilling rod (11) in stand pipe (1), just drilling rod (11) set up stand pipe (1) is kept away from the one end of telescopic link, fixed cover is equipped with helical blade (111) on drilling rod (11).
5. The mud stratum pipe jacking deviation rectifying device according to claim 4, wherein: still fixed mounting has choked flow grid (14) in stand pipe (1), just choked flow grid (14) are close to stand pipe (1) is kept away from the one end setting of flexible pipe (2).
6. The mud stratum pipe jacking deviation rectifying device according to claim 5, wherein: a through hole is formed in the middle of the flow blocking grating (14), and the drill rod (11) penetrates through the through hole.
7. The mud stratum pipe jacking deviation rectifying device according to claim 1, wherein: two side plates (15) corresponding to the jacks (22) one to one are fixedly arranged on the side wall of the guide pipe (1) relatively, and one ends of the jacks (22) corresponding to the side plates (15) are abutted against the side plates (15).
8. The mud stratum pipe jacking deviation rectifying device according to claim 6, wherein: one end, far away from the side wall of the guide pipe (1), of the side plate (15) is fixedly provided with a baffle (151), and the baffle (151) is arranged on one surface, close to the jack (22), of the baffle (151).
9. The deviation rectifying method of the sludge formation pipe jacking deviation rectifying device according to any one of claims 1-8, wherein the deviation rectifying method comprises the following steps: the method comprises the following steps:
s1, installing a deviation correcting device: one end of the extension pipe (2) far away from the guide pipe (1) is fixedly connected to a first jacking section of pipeline (3), and then jacking construction is carried out on the pipeline (3);
s2, measurement: measuring the axis of the first section of pipeline (3), and measuring the horizontal error and the vertical error of the axis of the pipeline (3) and the jacking axis;
s3, deviation rectifying: the pipeline (3) is adjusted in the vertical direction through two jacks (22) in the vertical direction, and the pipeline (3) is adjusted in the horizontal direction through two jacks (22) in the horizontal direction;
s4, retesting: after the pipeline (3) is jacked for 50cm in the deviation rectifying process, the axis of the pipeline (3) is retested, the error between the axis of the pipeline (3) and the axis in the jacking direction is rechecked, and then the four jacks (22) are adjusted according to error data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111054497.1A CN113622937A (en) | 2021-09-09 | 2021-09-09 | Sludge stratum pipe jacking deviation rectifying device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111054497.1A CN113622937A (en) | 2021-09-09 | 2021-09-09 | Sludge stratum pipe jacking deviation rectifying device and method |
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| CN113622937A true CN113622937A (en) | 2021-11-09 |
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| CN202111054497.1A Pending CN113622937A (en) | 2021-09-09 | 2021-09-09 | Sludge stratum pipe jacking deviation rectifying device and method |
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| CN117287559A (en) * | 2023-09-08 | 2023-12-26 | 中建二局第三建筑工程有限公司 | Hydraulic deviation rectifying and protecting device for manual pipe jacking construction and construction method |
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| CN117287559A (en) * | 2023-09-08 | 2023-12-26 | 中建二局第三建筑工程有限公司 | Hydraulic deviation rectifying and protecting device for manual pipe jacking construction and construction method |
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