CN112448327B - Pipeline construction method and construction auxiliary device - Google Patents
Pipeline construction method and construction auxiliary device Download PDFInfo
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- CN112448327B CN112448327B CN202011332782.0A CN202011332782A CN112448327B CN 112448327 B CN112448327 B CN 112448327B CN 202011332782 A CN202011332782 A CN 202011332782A CN 112448327 B CN112448327 B CN 112448327B
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- pipeline
- dragging
- dragging mechanism
- cable trench
- moving
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
- H02G1/08—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling
- H02G1/088—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle through tubing or conduit, e.g. rod or draw wire for pushing or pulling using pulling devices movable inside conduits
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
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Abstract
The present application relates to a pipeline construction method and a construction auxiliary device. The pipeline construction method comprises the steps of traction paying-off, lifting movement and pipeline adjustment, can quickly and effectively finish traction paying-off, lifting movement and pipeline adjustment operation by means of a construction auxiliary device with a traction mechanism and a lifting mechanism, can separate a pipeline from a cable trench bottom plate, reduces the contact between the pipeline and the cable trench bottom plate, reduces the traction damage, reduces the liquid possibly existing at the bottom of the cable trench, and improves the safety and the stability of pipeline laying; the line hangs the mechanism cooperation and pulls the mechanism, with pipeline promotion, lay in pipeline support, can improve pipeline laying efficiency and location accuracy.
Description
Technical Field
The present application relates to the field of power transmission technologies, and in particular, to a pipeline construction method and a construction assisting device.
Background
Cables are the most common power transmission equipment and are usually made up of several groups of conductors for power transmission, each group being insulated from each other and often twisted around a center, the entire outer surface being covered with a highly insulating covering.
At present, laying a cable pipeline for transmitting current in a cable trench or a pipe gallery is one of the main power transmission methods. Wherein, the cable trench is supported and combed by a pipeline bracket, so that the pipeline after pipeline construction and erection is orderly arranged.
At present, the pipeline laying comprises the construction steps of traction paying-off, upper frame fixing, pipeline connection and the like. The traction paying-off is to put the pipeline into the target cable trench from the working well along the length direction of the cable trench.
In the above related technologies, the inventor thinks that in the step of drawing and paying off, when the pipeline is paid off along the length direction of the cable trench, the pipeline is in contact with the bottom surface of the cable trench and is dragged along the bottom surface of the cable trench, which is easy to damage the surface of the pipeline and affects the service life of the pipeline.
Disclosure of Invention
In order to reduce dragging of a pipeline along a cable trench and prolong the service life of the pipeline, the application provides a pipeline construction method and a construction auxiliary device.
In a first aspect, the application provides a construction assisting device, which adopts the following technical scheme:
a pipeline construction auxiliary device comprises a dragging mechanism arranged on the bottom surface of a cable trench; and the dragging mechanism is provided with a roller.
By adopting the technical scheme, by means of the dragging mechanism provided with the roller, personnel can be effectively saved for dragging the pipeline during paying off, the pipeline can be separated from the bottom plate of the cable trench, the contact between the pipeline and the bottom plate of the cable trench is reduced, the dragging damage is reduced, the liquid possibly existing at the bottom of the cable trench is reduced, the repeated repairing and re-laying construction is saved, and the energy-saving and green construction effect is achieved; and simultaneously, the safety and the stability of pipeline laying are improved.
Optionally, the roller comprises an axle; the dragging mechanism comprises a bottom frame, and a shaft groove matched with the wheel shaft is formed in the bottom frame.
Through adopting above-mentioned technical scheme, the gyro wheel adopts the demountable installation mode to install at the shaft slot of chassis, makes things convenient for constructor to select for use the gyro wheel of adaptation according to the footpath degree of pipeline, ensures that gyro wheel and chassis can undertake the pressure that the pipeline dragged the in-process and produce.
Optionally, an anti-moving rod is arranged between the underframe and the cable trench wall.
Through adopting above-mentioned technical scheme, prevent moving the pole and can be connected chassis and cable pit wall, restrict the chassis and remove, reduce the chassis and drag and take place the displacement along with the pipeline.
Optionally, the system further comprises a traveling and hoisting mechanism; the traveling crane mechanism comprises a moving assembly and a lifting assembly; the moving assembly is erected at the top of the cable trench; the lifting assembly is arranged between the moving assembly and the dragging mechanism; the row hoisting mechanism is used for lifting or moving the dragging mechanism.
By adopting the technical scheme, the line hoisting mechanism is used for hoisting, moving and dragging the mechanism, the pipeline which is already paid off to the position is laid and placed on the target pipeline support, and labor is saved for carrying and placing the pipeline.
Optionally, the moving assembly comprises a guide rail, a moving seat and a moving driving piece; the guide rails are erected on the tops of two sides of the cable trench along the width direction of the cable trench; the movable seat is installed on the guide rail in a matching mode, and the movable driving piece is installed on the movable seat and used for driving the movable seat to move along the guide rail.
Through adopting above-mentioned technical scheme, erect the guide rail on cable pit upper portion, but scheme moving assembly removes lifting unit and drag mechanism along cable pit width direction, moves to the position that the target pipeline support corresponds, and the pipeline of being convenient for is laid.
Optionally, the end of the guide rail is provided with a fixing block erected in the cable duct, and the fixing block is connected with the guide rail through an adjustable screw.
By adopting the technical scheme, the axial length of the guide rail can be adjusted by the fixing block and the adjustable screw rod, so that the guide rail is stable and is erected on the upper part of the cable trench in a matched manner.
Optionally, the lifting assembly comprises a lifting driving member, a cable and a connection hook member; the lifting driving piece is arranged below the moving assembly, and the connecting hook piece is used for being connected with the dragging mechanism; one end of the cable is connected with the lifting driving piece, and the other end of the cable is connected with the connecting hook piece.
Through adopting above-mentioned technical scheme, the hawser has the flexibility of rope, and the constructor of being convenient for transports to the cable pit in, can be convenient for receive and release the hawser moreover through the lift driving piece. The connecting hook piece can be conveniently connected with or detached from the dragging mechanism.
In a second aspect, the present application provides a pipeline construction method, which adopts the following technical scheme:
a pipeline construction method comprising a step of pulling and paying off, the step of pulling and paying off comprising:
the dragging mechanisms are distributed, the dragging mechanisms are distributed in the cable trench at equal intervals, and the rotation direction of the roller is consistent with the dragging direction of the pipeline;
the dragging mechanism is fixed, and anti-moving rods are arranged between the two sides of the dragging mechanism and the wall of the cable trench; the anti-moving rods are arranged between two adjacent pipeline brackets in a staggered manner;
the pipeline traction mechanism is used for sequentially erecting the pipelines on the dragging mechanism along the laying direction of the pipelines to carry out pipeline traction operation;
and placing the pipelines, and installing the pipelines to the corresponding pipeline brackets.
By adopting the technical scheme, the pipeline can be quickly laid on the pipeline support by the aid of the dragging mechanism, and the damage rate of the pipeline can be reduced.
Optionally, the method further comprises a lifting moving step, wherein the lifting moving step comprises:
installing a traveling crane mechanism, and erecting the guide rail provided with the movable seat on the top of the cable trench along the width direction of the cable trench; installing a lifting component below the movable seat;
the dragging mechanism is connected, and the connecting hook elements are connected to two sides of the dragging mechanism; the dragging mechanism is provided with a pipeline;
the dragging mechanism moves, and the lifting driving piece is controlled to lift the dragging mechanism to a height matched with the pipeline support, so that the bottom of the pipeline is not lower than the pipeline support; then controlling the movable driving piece, and moving the pipeline to one side of the pipeline support along the length direction of the cable trench by the dragging mechanism;
placing the pipeline, namely lowering the dragging mechanism by controlling the lifting driving piece to place the pipeline on the pipeline support;
the dragging mechanism is detached, the connection construction and dragging mechanism is unlocked, and the dragging mechanism is detached from the traveling crane mechanism.
By adopting the technical scheme, the line hoisting mechanism is additionally arranged to be matched with the dragging mechanism, so that the pipeline is hoisted and laid on the pipeline support, and the pipeline laying efficiency and the positioning accuracy can be improved.
Optionally, the method further comprises a pipeline adjusting step, wherein the pipeline adjusting step comprises:
the dragging mechanism is connected, and the connecting hook piece is connected to one side of the dragging mechanism;
the dragging mechanism moves, and the walking and hoisting mechanism is controlled to move to one side of the pipeline support along the length direction of the cable trench;
the dragging mechanism is stable, and the other side of the dragging mechanism is connected with the connecting hook piece, so that the pipeline is positioned between the dragging mechanism and the connecting hook piece;
the pipeline is separated from the pipeline support, the travelling and hoisting mechanism is controlled, and the dragging mechanism is lifted upwards to separate the pipeline from the pipeline support;
adjusting the pipeline placing position;
placing the pipeline, namely lowering the dragging mechanism by controlling the lifting driving piece to place the pipeline on the pipeline support;
the dragging mechanism is detached, the connection construction and dragging mechanism is unlocked, and the dragging mechanism is detached from the traveling crane mechanism.
By adopting the technical scheme, the pipeline arranged on the pipeline bracket can be adjusted to other pipeline brackets or removed from the pipeline bracket through the pipeline adjusting step; and also for fine adjustment of the axial position of the pipeline during tension adjustment of the pipeline.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by means of the dragging mechanism with the rollers, personnel can be effectively saved from completing pipeline paying-off dragging;
2. the pipeline and the cable trench bottom plate can be separated, so that the contact between the pipeline and the cable trench bottom plate is reduced, the dragging damage is reduced, the possible liquid at the bottom of the cable trench is reduced, and the safety and the stability of the pipeline laying are improved;
3. the line hangs the mechanism cooperation and pulls the mechanism, with pipeline promotion, lay in pipeline support, can improve pipeline laying efficiency and location accuracy.
Drawings
FIG. 1 is a schematic view of an application of the construction assisting apparatus according to the present application;
FIG. 2 is a schematic view of the structure of a drag mechanism in the construction assisting apparatus of the present application;
FIG. 3 is a schematic structural view of the construction assisting apparatus of the present application;
FIG. 4 is a flow chart of the drawing and paying-off steps in the circuit laying method of the present application;
FIG. 5 is a flow chart of a lifting movement step in the circuit laying method of the present application;
fig. 6 is a flowchart of a pipeline adjusting step in the circuit laying method of the present application.
Description of the reference numerals: 1. a dragging mechanism; 11. a chassis; 111. caulking grooves; 112. a shaft groove; 12. an anti-shifting rod; 121. an insert block; 122. a propping block; 13. an anti-drop rod; 14. a lock; 15. a roller; 151. an inner concave ring groove; 152. a wheel axle; 16. a bearing; 17. hanging blocks; 171. hanging holes;
2. a traveling and hoisting mechanism; 21. a moving assembly; 211. a guide rail; 212. a movable seat; 213. a movable drive member; 214. a fixed block; 2141. a transverse plate; 2142. a vertical plate; 215. an adjustable screw; 216. fastening a nut; 22. a lifting assembly; 221. a lifting drive member; 222. a cable; 223. a connecting hook member;
3. a cable trench; 4. a pipeline bracket.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses pipeline construction auxiliary device.
Referring to fig. 1, a pipeline construction assisting apparatus includes a drag mechanism 1 and a traveling crane mechanism 22. The dragging mechanism is arranged at the bottom of the cable trench 3 and used for assisting the dragging equipment to complete dragging and dragging the pipeline. The travelling crane mechanism 2 is used for lifting the movable dragging mechanism 1, so that the pipeline can be conveniently placed and adjusted, and the labor cost is reduced.
The dragging mechanism 1 comprises a base frame 11 and a detachable anti-moving rod 12, wherein a roller 15 is arranged on the base frame 11.
Referring to fig. 1 and 2, the bottom frame 11 is provided with an insertion groove 111 matched with the movement-preventing rod 12, one end of the movement-preventing rod 12 is provided with an insertion block 121 matched with the insertion groove 111, and the insertion block 121 is detachably clamped in the insertion groove 111; the other end of the anti-moving rod 12 is provided with an abutting block 122, and abuts against the wall of the cable trench 3 through the abutting block 122. The anti-moving rod 12 is a telescopic rod, and the axial length of the anti-moving rod 12 can be adjusted according to the distance between the bottom frame 11 and the wall of the cable trench 3 during use, so that the bottom frame 11 is stably arranged at the bottom of the cable trench 3, and the influence on the pulling progress caused by the movement of the anti-moving rod in the pipeline pulling process is reduced.
Referring to fig. 2, a shaft groove 112 is formed in the chassis 11, a notch of the shaft groove 112 is located above the shaft groove 112, an anti-falling rod 13 for blocking the notch is arranged on the shaft groove 112, one end of the anti-falling rod 13 is hinged to one side of the notch, and the other end of the anti-falling rod is detachably connected to the other end of the notch through a locking piece 14.
Referring to fig. 2, the outer circumferential surface of the roller 15 is provided with a concave groove 151 from an axial end portion to a central portion. The two ends of the roller 15 extend along the axial direction to form a wheel axle 152, the bearing 16 matched with the shaft groove 112 is sleeved outside the wheel axle 152, and the roller 15 is detachably arranged in the shaft groove 112. When the pipeline is drawn and paid off by the drawing and paying-off device, the friction between the roller 15 and the wheel shaft 152 can be reduced, and the conveying speed of the pipeline is improved.
The axle 152 is embedded with the bearing 16, the hanging block 17 is arranged on one side of the outer wall of the bearing 16 far away from the roller 15, and the hanging block 17 is provided with a hanging hole 171. When the axle 152 is installed in the axle slot 112, the bearing 16 is inserted into the axle slot 112, and can be also fixedly connected with the axle 152 and the axle slot 112, thereby reducing noise caused by a gap between the axle 152 and the axle slot 112 during the dragging process of the pipeline, and ensuring the rotation of the roller 15. At this time, the hanging block 17 is abutted against the outer side of the shaft groove 112, so that the contact area between the wheel shaft 152 and the shaft groove 112 can be further increased, and the connection stability between the roller 15 and the bottom frame 11 is enhanced.
When the roller 15 is mounted or dismounted, the roller 15 is lifted and placed in the shaft groove 112 through the hanging block 17 and the hanging hole 171.
Referring to fig. 1 and 3, the traveling crane mechanism 2 includes a moving assembly 21 and a lifting assembly 22; the moving assembly 21 is erected at the top of the cable trench 3; the lifting component 22 is arranged between the moving component 21 and the dragging mechanism 1; the traveling crane mechanism 2 is used for realizing lifting or moving of the dragging mechanism 1.
Referring to fig. 3, the moving assembly 21 includes a guide rail 211, a moving base 212, and a moving driver 213; the guide rails 211 are erected on the tops of two sides of the cable trench 3 along the width direction of the cable trench 3, and the guide rails 211 are made of steel beams. The movable base 212 is mounted to the guide rail 211 by means of movable wheels, and the movable driving member 213 is mounted to the movable base 212 for driving the movable base 212 to move along the guide rail 211. The movable driving member 213 may be a motor or a traction rope, and if a motor is used, the motor is connected to the movable wheel to provide power for the movable wheel to move along the guide rail 211. In this embodiment, the movable driving member 213 is a pulling rope, one end of which is connected to the movable base 212, and the other end of which is a free end for manual pulling. Due to the small width in the cable trench 3, manual traction with a traction rope is sufficient to drive the movement of the roller 15 with the pipeline.
Referring to fig. 1 and 3, a fixing block 214 mounted on the cable trench 3 is disposed at an end of the guide rail 211, and the fixing block 214 includes a horizontal plate 2141 located on a top wall of the cable trench 3 and a vertical plate 2142 connected to the horizontal plate 2141; the end of the guide rail 211 is provided with a connecting plate parallel to the vertical plate 2142. The fixed block 214 is connected with the guide rail 211 through an adjustable screw 215, one end of the adjustable screw 215 is fixed on the vertical plate 2142 facing the guide rail 211, and the other end passes through the connecting plate. The adjustable screw 215 is sleeved with a plurality of fastening nuts. When the adjustable screw rod fixing device is used, the fixing block 214 abuts against the top of the cable trench 3, the transverse plate 2141 abuts against the upper end face of the cable trench 3, the vertical plate 2142 abuts against the top wall of the cable trench 3, the adjustable screw rod 215 penetrates through the connecting plate, and the relative position of the adjustable screw rod 215 and the connecting plate is fastened by the fastening nut 216.
Referring to fig. 3, the lift assembly 22 includes a lift drive 221, a cable 222, and a connector hook 223. The lifting driving member 221 is installed under the moving assembly 21, and in this embodiment, the lifting driving member 221 includes a fixed pulley suspended under the moving base 212. Cable 222 is attached at one end to hook member 223 and at the other end is a free end that is wrapped around a fixed sheave, and by pulling the free end of cable 222, in use, hook member 223 and the component to which hook member 223 is attached can be lifted.
The connection hook 223 is used for connecting with the dragging mechanism 1; in the embodiment, the connection hook member 223 is matched with the hanging hole 171 of the roller 15, and when in use, the connection hook member 223 is used for being connected with the roller 15 through the hanging hole 171.
The embodiment of the application also comprises a pipeline construction method.
A pipeline construction method comprises the steps of S010 traction paying off, S020 lifting movement, S030 pipeline adjustment and the like.
Referring to fig. 4, the pull-line deployment step includes deployment of the S011 pulling mechanism, securement of the S012 pulling mechanism, pulling of the pipeline by S013, and deployment of the pipeline by S014.
S011, arranging dragging mechanisms, namely arranging the dragging mechanisms 1 in the cable trench 3 at equal intervals, wherein the rotation direction of the roller 15 is consistent with the dragging direction of the pipeline; the rollers 15 should match the pipe diameter.
S012, fixing a dragging mechanism, installing the anti-moving rod 12 between two sides of the dragging mechanism 1 and the wall of the cable trench 3, clamping the embedded block 121 of the anti-moving rod 12 in the embedded groove 111 of the bottom frame 11, adjusting the axial length of the anti-moving rod 12, and abutting the abutting block 122 of the anti-moving rod 12 on the wall of the cable trench 3 axially corresponding to the anti-moving rod 12. The dragging mechanism 1 and the pipeline supports 4 formed by the anti-moving rod 12 and the bottom frame 11 are arranged in a staggered mode along the length direction of the cable trench 3, so that the rollers 15 can be conveniently moved to two positions between the two pipeline supports 4 on the trench wall of the same cable trench 3 in the S020 lifting moving step, and pipeline laying is facilitated.
And S013 drags the pipeline, sequentially erects the pipeline on the dragging mechanism 1 along the pipeline laying direction, and carries out pipeline dragging operation.
S014 pipeline setting, the pipeline is mounted to the corresponding pipeline bracket 4.
Referring to fig. 5, the S020 lifting moving step includes: installing an S021 row hoisting mechanism, connecting an S022 dragging mechanism, moving an S023 dragging mechanism, placing an S024 pipeline and detaching an S025 dragging mechanism.
S021, installing a crane mechanism, namely, erecting the guide rail 211 provided with the movable seat 212 on the top of the cable trench 3 along the width direction of the cable trench 3; the lift assembly 22 is mounted below the movable base 212. Meanwhile, the free ends of the cable 222 and the traction rope are adjusted, so that the cable 222 and the free end of the traction rope are prevented from being wound to influence traction or dragging use.
S022 the dragging mechanism is connected, the connecting members at least comprise two connecting hook members 223 which are correspondingly connected to the hanging pieces on two sides of the roller 15 in the dragging mechanism 1, and the connecting members are hung in the hanging holes 171. The cable 222, line member and roller 15 now form a line hanger structure around the circumference of the line.
S023, moving the dragging mechanism, firstly controlling the lifting driving piece 221 to lift the roller 15 to a height matched with the pipeline bracket 4, and taking the condition that the bottom of the pipeline is not lower than the pipeline bracket 4 as a criterion; the movable driving member 213 is controlled to move the pipeline to one side of the pipeline bracket 4 along the length direction of the cable trench 3 by the roller 15.
S024, placing the pipeline, and controlling the lifting driving piece 221 to lower the height of the roller 15 to enable the pipeline to be placed on the pipeline bracket 4.
S025 the drag mechanism is detached, the connection construction is unlocked from the roller 15, and the roller 15 is detached from the connection hook 223.
Referring to fig. 6, the S030 pipeline adjustment step includes S031 coupling of the drag mechanism, S032 moving of the drag mechanism, S033 stabilizing of the drag mechanism, S034 detaching of the pipeline from the pipeline stand, S035 adjusting, S036 pipeline setting, and S037 detaching of the drag mechanism.
S031 is connected with the drag mechanism, and the connecting hook 223 is connected to one of the hangers of the roller 15, and at this time, the hanger connected to the connecting member is located on the side of the pipeline to be adjusted away from the wall of the cable trench 3, so that the roller 15, the cable 222, and the connecting member surround the pipeline after the next roller 15 moves to the corresponding position of the pipeline to be adjusted.
S032, the dragging mechanism 1 moves, and the walking and hanging mechanism 2 is controlled to move the dragging mechanism 1 to one side of the pipeline support 4 along the length direction of the cable trench 3.
S033, stabilizing the dragging mechanism, connecting the other hanging block 17 of the roller 15 with the connecting hook 223, so that the pipeline is located between the dragging mechanism 1 and the connecting hook 223, and the roller 15, the cable 222, and the connecting member embrace the pipeline.
S034, the pipeline is separated from the pipeline support 4, the hoisting mechanism 2 is controlled, and the roller 15 drives the pipeline to be lifted upwards, so that the pipeline is separated from the pipeline support 4.
S035, adjusting the pipeline placing position; according to the pipeline adjusting requirement, the pipeline is moved to other pipeline brackets 4, or the position of the pipeline arranged between the pipelines is finely adjusted along the circumferential direction of the pipeline, so that the tension state of the pipeline is adjusted.
S036, placing the pipeline, and controlling the lifting driving piece 221 to reduce the height of the roller 15 to place the pipeline on the pipeline bracket 4. The adjusted pipeline is laid on the pipeline bracket 4 again. Certainly, the pipelines which are not used for dismounting are placed on the bottom surface of the cable trench 3 to be recovered, and at the moment, a plurality of dragging mechanisms 1 can be selectively arranged on the bottom surface of the cable trench 3 according to actual requirements.
S037, the towing mechanism is detached, the connection with the roller 15 is unlocked, and the roller 15 is detached from the connection member of the travelling crane mechanism 2.
The implementation principle of the pipeline construction method and the construction auxiliary device in the embodiment of the application is as follows:
the pipeline construction method comprises the steps of traction paying-off, lifting movement and pipeline adjustment, the construction auxiliary device with the traction mechanism 1 and the travelling crane mechanism 2 can be used for quickly and effectively completing the operations of traction paying-off, lifting movement and pipeline adjustment, the pipeline can be separated from the bottom plate of the cable trench 3, the contact between the pipeline and the bottom plate of the cable trench 3 is reduced, the traction damage is reduced, the possible liquid at the bottom of the cable trench 3 is reduced, and the safety and the stability of laying the pipeline are improved; the hoisting mechanism 2 is matched with the dragging mechanism 1 to lift and lay the pipeline on the pipeline support 4, so that the laying efficiency and the positioning accuracy of the pipeline can be improved.
With the help of the construction auxiliary device, the pipeline can be quickly installed to the pipeline support 4 meeting the design requirements, and the pipeline with deviation in the installation position can be subjected to offset adjustment, or can be disassembled and reassembled, or can be movably installed to other pipeline supports 4, so that the whole construction process is efficient, labor consumption is saved, and the environment-friendly energy-saving effect is achieved.
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 (3)
1. The pipeline construction method is characterized by comprising S010 traction paying-off, S020 lifting movement and S030 pipeline adjustment;
s010 pulls unwrapping wire, includes:
s011, arranging the dragging mechanisms, and arranging the dragging mechanisms (1) in the cable trench (3) at equal intervals; the dragging mechanism (1) is arranged on the bottom surface of the cable trench (3); a roller (15) is arranged on the dragging mechanism (1); the roller (15) comprises an axle (152); the dragging mechanism (1) comprises a bottom frame (11), wherein a shaft groove (112) matched with a wheel shaft (152) is formed in the bottom frame (11); the rotating direction of the roller (15) is consistent with the dragging direction of the pipeline;
the notch of the shaft groove (112) is positioned above the shaft groove (112), an anti-falling rod (13) for shielding the notch is arranged on the shaft groove (112), one end of the anti-falling rod (13) is hinged to one side of the notch, and the other end of the anti-falling rod is detachably connected to the other end of the notch through a locking piece (14);
s012, fixing the dragging mechanism, and installing an anti-moving rod (12) between two sides of the dragging mechanism (1) and the wall of the cable trench (3); the bottom frame (11) is provided with an embedding groove (111) matched with the anti-moving rod (12), one end of the anti-moving rod (12) is provided with an embedding block (121) matched with the embedding groove (111), and the embedding block (121) is detachably clamped in the embedding groove (111); the other end of the anti-moving rod (12) is provided with a butting block (122) and is butted against the wall of the cable trench (3) through the butting block (122); the anti-moving rod (12) is a telescopic rod; the anti-moving rods (12) are arranged between the two adjacent pipeline brackets (4) in a staggered manner;
s013, drawing the pipeline, sequentially erecting the pipeline on the dragging mechanism (1) along the pipeline laying direction, and carrying out pipeline drawing operation;
s020 lifting movement, comprising:
s021, installing a crane mechanism; the traveling crane mechanism (2) comprises a moving assembly (21) and a lifting assembly (22); the moving assembly (21) is erected at the top of the cable trench (3); the lifting assembly (22) is arranged between the moving assembly (21) and the dragging mechanism (1); the row hoisting mechanism (2) is used for lifting or moving the dragging mechanism (1);
the wheel shaft (152) is embedded with a bearing (16), a hanging block (17) is arranged on one side, away from the roller (15), of the outer wall of the bearing (16), and a hanging hole (171) is formed in the hanging block (17);
the lifting assembly (22) comprises a lifting driving piece (221), a cable (222) and a connecting hook piece (223); the lifting driving piece (221) is arranged below the moving assembly (21); one end of the cable (222) is connected to the lifting driving piece (221), and the other end of the cable is connected to the connecting hook piece (223); the connecting hook piece (223) is used for being matched and connected with a hanging hole (171) of the roller (15);
the guide rail (211) provided with the movable seat (212) is erected at the top of the cable trench (3) along the width direction of the cable trench (3); installing the lifting assembly (22) below the moving seat (212);
s022, connecting the dragging mechanism, and connecting the connecting hook piece (223) to hanging holes (171) on two sides of the dragging mechanism (1); a pipeline is erected on the dragging mechanism (1);
s023, moving the dragging mechanism, firstly controlling the lifting driving piece (221) to lift the dragging mechanism (1) to a height matched with the pipeline support (4) on the premise that the bottom of the pipeline is not lower than the pipeline support (4); then controlling the movable driving piece (213) to move the pipeline to one side of the pipeline bracket (4) along the length direction of the cable duct (3) by the dragging mechanism (1);
s024, placing the pipeline, and lowering the dragging mechanism (1) by controlling the lifting driving piece (221) to place the pipeline on the pipeline bracket (4);
s025, detaching the dragging mechanism, unlocking a connecting hook piece (223) connected with a hanging hole (171) on one side of the dragging mechanism (1), and detaching the dragging mechanism (1) from the row hanging mechanism (2); at the moment, the other side of the dragging mechanism (1) is kept connected with the connecting hook piece (223);
s030 pipeline adjustment, comprising:
s031, the dragging mechanism is connected, and the connecting hook piece (223) is connected to one side of the dragging mechanism (1);
s032, controlling the travelling crane mechanism (2) to move the towing mechanism (1) to one side of the pipeline bracket (4) along the length direction of the cable trench (3) when the towing mechanism moves;
s033, stabilizing the dragging mechanism, connecting the other side of the dragging mechanism (1) with the connecting hook piece (223), and enabling the pipeline to be located between the dragging mechanism (1) and the connecting hook piece (223);
s034, separating the pipeline from the pipeline support (4), controlling the hoisting mechanism (2), and lifting the dragging mechanism (1) upwards to separate the pipeline from the pipeline support (4);
s035, adjusting and adjusting the pipeline placing position;
s036, placing the pipeline, and lowering the dragging mechanism (1) by controlling the lifting driving piece (221) to place the pipeline on the pipeline bracket (4);
s037, detaching the dragging mechanism, unlocking the connection construction and dragging mechanism (1), and detaching the dragging mechanism (1) from the row hoisting mechanism (2).
2. The pipeline construction method according to claim 1, wherein: the moving assembly (21) comprises a guide rail (211), a moving seat (212) and a moving driving piece (213); the guide rail (211) is erected on the tops of two sides of the cable trench (3) along the width direction of the cable trench (3); the movable base (212) is matched and installed on the guide rail (211), and the movable driving piece (213) is installed on the movable base (212) and used for driving the movable base (212) to move along the guide rail (211).
3. The pipeline construction method according to claim 2, wherein: the end of the guide rail (211) is provided with a fixed block (214) erected on the cable trench (3), and the fixed block (214) is connected with the guide rail (211) through an adjustable screw rod (215).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011332782.0A CN112448327B (en) | 2020-11-25 | 2020-11-25 | Pipeline construction method and construction auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011332782.0A CN112448327B (en) | 2020-11-25 | 2020-11-25 | Pipeline construction method and construction auxiliary device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112448327A CN112448327A (en) | 2021-03-05 |
| CN112448327B true CN112448327B (en) | 2023-02-03 |
Family
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| KR101454628B1 (en) * | 2013-09-11 | 2014-10-27 | 삼성중공업 주식회사 | Cable laying carts |
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