CN112762230A

CN112762230A - Storage tank top pipe installation device and construction process thereof

Info

Publication number: CN112762230A
Application number: CN202110053869.2A
Authority: CN
Inventors: 杜娟; 张侃; 安金瑞; 张雷; 赵雪; 吴文凯; 高青伟
Original assignee: Beijing Golden River Water Conservancy Construction Group Co ltd
Current assignee: Beijing Golden River Water Conservancy Construction Group Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2021-05-07

Abstract

The application relates to a regulating storage tank top pipe installation device and a construction process thereof, and the regulating storage tank top pipe installation device comprises a propulsion device arranged in a foundation pit, wherein the propulsion device comprises an installation plate arranged on the bottom wall of the foundation pit through a fixing bolt, a slide rail fixedly arranged on the upper surface of the installation plate, a propulsion box arranged above the slide rail and a propulsion mechanism for driving the propulsion box to slide along the slide rail; a fixing mechanism for limiting and fixing the pipeline is arranged above the propelling box; the pipeline set up in the up end of propulsion case, fixed establishment includes that two semi-circular joint rings and the drive of mutual butt joint are two semi-circular joint ring is close to each other or the drive assembly who keeps away from each other, two semi-circular joint ring butt joint forms the fixed orifices that is used for fixed pipeline. Which has the effect of ensuring that the pipe does not drift during jacking.

Description

Storage tank top pipe installation device and construction process thereof

Technical Field

The application relates to the technical field of construction engineering, in particular to a regulating storage tank top pipe installation device and a construction process thereof.

Background

At present, with the development and construction of economy, the number of hydraulic and hydroelectric projects in China is more and more, related technologies become more mature, and among numerous construction technologies, the application of pipe jacking construction can remarkably promote the improvement of economic benefits of the projects and can play an important role in the project construction.

The pipe-jacking construction is a non-excavation construction method, and is a pipeline burying construction technology without excavation or with few excavation.

Aiming at the related technologies, the inventor thinks that the pipeline is arranged on the pipeline foundation pit or the track at the bottom of the foundation pit in a hoisting mode by a crane under the common condition, but the pipeline arrangement can have deviation in the process of arranging the pipeline under the pipeline, so that the pipeline has the defect of deviation in the jacking process.

Practical contents

In order to ensure that the pipeline cannot deviate in the jacking process, the application provides a regulating storage tank jacking pipe installation device and a construction process thereof.

The application provides a regulation pond push pipe installation device adopts following technical scheme:

a storage tank pipe jacking installation device comprises a propulsion device arranged in a foundation pit, wherein the propulsion device comprises an installation plate arranged on the bottom wall of the foundation pit through a fixing bolt, a slide rail fixedly arranged on the upper surface of the installation plate, a propulsion box arranged above the slide rail and a propulsion mechanism driving the propulsion box to slide along the slide rail; a fixing mechanism for limiting and fixing the pipeline is arranged above the propelling box; the pipeline set up in the up end of propulsion case, fixed establishment includes that two semi-circular joint rings and the drive of mutual butt joint are two semi-circular joint ring is close to each other or the drive assembly who keeps away from each other, two semi-circular joint ring butt joint forms the fixed orifices that is used for fixed pipeline.

Through adopting above-mentioned technical scheme, treat that the hoisting machine places the pipeline on the propelling movement case, adjust the position of pipeline, treat to adjust suitable position, adopt fixed establishment to fix the pipeline spacing, restart advancing mechanism, advancing mechanism drives the pipeline and impels forward, so the circulation is reciprocal, realizes its push pipe operation. Which has the effect of ensuring that the pipe does not drift during jacking.

Preferably: the upper end face of the propelling box is provided with a sliding groove along the direction vertical to the pipeline, the driving assembly comprises a sliding block fixedly arranged on the semicircular clamping ring, a horizontal screw penetrating and connected with the sliding block in a threaded manner and a driving motor driving the horizontal screw to rotate, and an output shaft of the driving motor and the horizontal screw rotate coaxially.

Through adopting above-mentioned technical scheme, start driving motor, driving motor drives horizontal lead screw and rotates, and horizontal lead screw drives two sliding blocks and is close to each other, and two sliding blocks drive semi-circular joint ring and are close to each other to, realize spacing fixed to the pipeline.

Preferably: the propelling mechanism comprises a transverse screw rod and a propelling assembly, the transverse screw rod is rotatably connected to the mounting plate through a bearing seat, the propelling assembly drives the transverse screw rod to rotate, and the axis of the transverse screw rod is perpendicular to the axis of the horizontal screw rod; the lower surface of propelling movement case sets firmly pushes away the piece, horizontal lead screw wear to locate push away piece and threaded connection in push away the piece.

Through adopting above-mentioned technical scheme, start the propulsion subassembly, the propulsion subassembly drives horizontal lead screw and rotates, and horizontal lead screw drives the propulsion case and removes, and the propulsion case drives the pipeline and removes, realizes the propulsion operation to the pipeline.

Preferably: the propulsion assembly including set up in the propulsion motor of mounting panel up end, set firmly in the action wheel of propulsion motor output shaft, set firmly in horizontal lead screw one end from the driving wheel and set up in the action wheel with follow the belt between the driving wheel, the action wheel with driving motor rotates with the axle center, from the driving wheel with horizontal lead screw rotates with the axle center.

Through adopting above-mentioned technical scheme, start the propulsion motor, the propulsion motor drives the action wheel and rotates, and the action wheel drives the belt and rotates, and the belt drives from the driving wheel rotation, drives horizontal lead screw rotation from the driving wheel to, realize the rotation drive to horizontal lead screw.

Preferably: the slide rail is the setting of I shape, the lower extreme of propelling movement case is provided with the reduction the slide rail with the rolling subassembly of frictional force between the propelling movement case.

Through adopting above-mentioned technical scheme, the setting of rolling subassembly reduces the frictional force between slide rail and the propulsion case, conveniently promotes the removal of case.

Preferably: the rolling assembly comprises two oppositely arranged supporting plates arranged on the lower end face of the propelling box at the position of the slide rail and rolling wheels rotatably connected to the supporting plates through rotating shafts, and the rolling wheels are connected to the slide rail in a rolling mode.

Through adopting above-mentioned technical scheme, the rolling wheel reduces the frictional force between slide rail and the rolling wheel with rolling mode, simple structure, simple to operate.

Preferably: the rolling assemblies located on the sliding rails are provided with multiple groups, and the multiple groups of rolling assemblies are arranged at intervals along the length direction of the sliding rails.

Through adopting above-mentioned technical scheme, the friction between slide rail and the propulsion case is further reduced in the setting of multiunit rolling subassembly.

A construction process for a top pipe of a storage tank comprises the following steps:

s1, determining a jacking route: digging a working well at the position of the jacking route;

s2, forming a foundation pit: digging a foundation pit at the bottom of the working well, pouring concrete in the foundation pit, after the concrete is solidified, arranging a bottom plate on the bottom surface of the foundation pit to enable the bottom plate to be placed flatly, and pouring the concrete in the foundation pit again to enable the concrete to cover the bottom plate;

s3, equipment installation and positioning: the propulsion device is placed at a proper position in the foundation pit through measurement, and the mounting plate is mounted on the bottom plate through the fixing bolt.

S4, hoisting the pipeline: hoisting the pipeline by adopting a crane and a hanging belt;

s5, lower pipe and stable pipe: slowly hoisting the pipeline to the upper end face of the propelling box, and fixing the pipeline by positioning and adopting a fixing mechanism;

s6, jacking construction: the pushing device acts, the pushing device pushes the pipeline forwards according to the jacking route, and the pushing device retracts when the pipeline is pushed to the farthest position;

and S7, repeating the steps S4, S5 and S6 until all the pipelines are installed in place.

By adopting the technical scheme, firstly, a foundation pit is dug in a designated area, and positioning is carried out according to the size of the propelling device; then installing a propelling device; then, checking the pipeline, hoisting the pipeline by adopting a crane and a hanging belt, placing the pipeline on the top of the propelling box, and fixing the pipeline by adopting a fixing mechanism; and starting the propelling device, driving the pipeline to be pushed forwards by the propelling device, withdrawing the propelling device when the pipeline is pushed to the farthest position, and repeating the steps until all the pipelines are installed in place.

To sum up, the beneficial technical effect of this application does:

1. the pipe is placed on the pushing box by the hoisting machine, the position of the pipe is adjusted, the pipe is fixed and limited by the fixing mechanism when the pipe is adjusted to a proper position, the pushing mechanism is started again, the pushing mechanism drives the pipe to be pushed forwards, and the pipe pushing operation is realized by the circulating reciprocating manner. The jacking device has the effect of ensuring that the pipeline cannot deviate in the jacking process;

2. firstly, digging a foundation pit in a designated area, and positioning according to the size of a propelling device; then installing a propelling device; then, checking the pipeline, hoisting the pipeline by adopting a crane and a hanging belt, placing the pipeline on the top of the propelling box, and fixing the pipeline by adopting a fixing mechanism; and starting the propelling device, driving the pipeline to be pushed forwards by the propelling device, withdrawing the propelling device when the pipeline is pushed to the farthest position, and repeating the steps until all the pipelines are installed in place.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural diagram I except for a foundation pit according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of the embodiment of the present application except for a foundation pit.

Reference number legend, 1, mounting plate; 11. fixing the bolt; 12. a bearing seat; 2. a slide rail; 3. a propulsion box; 31. a propulsion block; 32. a sliding groove; 4. a propulsion mechanism; 41. a transverse lead screw; 42. a propulsion assembly; 421. a propulsion motor; 422. a driving wheel; 423. a driven wheel; 424. a belt; 5. a fixing mechanism; 51. a semicircular clamping ring; 511. a connecting plate; 52. a drive assembly; 521. a sliding block; 522. a horizontal lead screw; 523. a drive motor; 6. a rolling component; 61. a support plate; 62. a rolling wheel; 7. a mounting frame; 71. a laser locator; 8. a foundation pit; 81. a base plate; 9. 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 regulation pond push pipe installation device, refer to fig. 1, including setting up the advancing device in foundation ditch 8, bottom plate 81 has been pour to the inside diapire of foundation ditch 8, and advancing device includes setting up in mounting panel 1, fixed connection in the slide rail 2 of mounting panel 1 upper surface of bottom plate 81 upper surface, setting up in the propulsion case 3 of slide rail 2 top and the advancing mechanism 4 of drive propulsion case 3 forward propulsion through fixing bolt 11.

Referring to fig. 1, fig. 2, slide rail 2 is provided with two, 2 intervals of two slide rails set up, and every slide rail 2 all is the setting of the i shape, the lower surface of propulsion case 3 is provided with two sets of rolling subassemblies 6 of arranging along the length direction interval of slide rail 2 respectively in the position punishment of every slide rail 2, every group rolling subassembly 6 includes the backup pad 61 that two intervals set up and sets up in the roll wheel 62 of backup pad 61, backup pad 61 fixed connection is in the lower surface of propulsion case 3, the vertical setting of backup pad 61, the lower extreme of every backup pad 61 all rotates with roll wheel 62 through the axis of rotation and connects, roll wheel 62 sets up in slide rail 2 and roll connection in slide rail 2, thereby, realize reducing the frictional force between propulsion case 3 and the slide rail 2 along the in-process of 2 length direction motion of slide rail in.

Referring to fig. 2 and 3, the mounting plate 1 is rectangular, and two bearing seats 12 arranged at intervals are fixedly connected to the upper surface of the mounting plate 1 along the length direction of the mounting plate; the propelling mechanism 4 comprises a transverse screw 41 with two ends respectively connected to the two bearing seats 12 in a rotating manner and a propelling component 42 for driving the transverse screw 41 to rotate; the propelling component 42 comprises a propelling motor 421 mounted on the upper surface of the mounting plate 1, a driving wheel 422 fixedly connected to the output shaft of the propelling motor 421, a driven wheel 423 fixedly connected to one end of the transverse screw 41, and a belt 424 arranged between the driving wheel 422 and the driven wheel 423; the driving wheel 422 and the output shaft of the propelling motor 421 rotate coaxially, one end of the belt 424 is sleeved on the driving wheel 422, the other end of the belt is sleeved on the driven wheel 423, the belt is respectively and rotatably connected with the driving wheel 422 and the driven wheel 423, and the driven wheel 423 and the transverse lead screw 41 rotate coaxially; the lower extreme fixedly connected with of propulsion case 3 impels piece 31, impels piece 31 and has seted up and impel the screw hole, and horizontal lead screw 41 wears to locate to impel screw hole and threaded connection in impel the screw hole.

The propelling motor 421 is started, the propelling motor 421 drives the driving wheel 422 to rotate, the driving wheel 422 drives the driven wheel 423 to rotate, the driven wheel 423 drives the transverse screw 41 to rotate, the transverse screw 41 drives the propelling block 31 to slide forwards, and the propelling block 31 drives the propelling box 3 to slide along the length direction of the sliding rail 2, so that the propelling operation of the propelling box 3 is realized.

The fixed surface of the upper surface of the mounting plate 1 is connected with a mounting rack 7, the mounting rack 7 is arranged in a U shape, and a laser locator 71 is arranged on one side of the mounting rack 7 facing the pipeline 9 and used for positioning and adjusting the pipeline 9 before fixing.

Referring to fig. 3, a fixing mechanism 5 for fixing and limiting the pipeline 9 is disposed above the propelling box 3, and the fixing mechanism 5 includes two semicircular clamping rings 51 disposed on the propelling box 3 and a driving assembly 52 for driving the two semicircular clamping rings 51 to approach to or depart from each other; the two semicircular clamping rings 51 are butted to form a fixing hole for fixing the pipeline 9, the pushing box 3 is provided with a sliding groove 32 along the direction vertical to the transverse screw rod 41, and the sliding groove 32 is arranged in a T shape; the driving assembly 52 includes two sliding blocks 521 slidably connected to the sliding groove 32, a horizontal screw 522 and a driving motor 523, the horizontal screw 522 and the driving motor 523 drive the horizontal screw 522 to rotate, the two sliding blocks 521 are close to or far away from each other, the lower ends of the two semicircular clamping rings 51 are fixedly connected with a connecting plate 511 respectively, the connecting plate 511 is vertically disposed, the sliding blocks 521 are fixedly connected to the lower end of the connecting plate 511, the sliding blocks 521 are disposed in a T shape, the driving motor 523 is mounted on the outer wall of the propelling box 3, and the axes where the horizontal screw 522 and the horizontal screw 41 are located are perpendicular to each other.

The driving motor 523 is started, the driving motor 523 drives the horizontal lead screw 522 to rotate, the horizontal lead screw 522 drives the sliding block 521 to slide, the sliding block 521 drives the connecting plates 511 to move, and the two connecting plates 511 drive the two semicircular clamping rings 51 to be close to each other or to be away from each other, so that the limiting fixation or loosening of the pipeline 9 is realized.

The embodiment of the application also discloses a construction process for the top pipe of the storage tank, which comprises the following steps:

s2, forming a foundation pit: digging a foundation pit 8 at the bottom of the working well, pouring concrete in the foundation pit 8, after the concrete is solidified, arranging a bottom plate 81 on the bottom surface of the foundation pit 8 to enable the bottom plate 81 to be placed flatly, and pouring the concrete in the foundation pit 8 again to enable the concrete to cover the bottom plate 81;

s3, equipment installation and positioning: the propulsion device is placed at a proper position in the foundation pit 8 through measurement, and the mounting plate 1 is mounted on the bottom plate 81 through the fixing bolt 11.

S4, hoisting the pipeline: hoisting the pipeline 9 by adopting a crane and a hanging belt;

s5, lower pipe and stable pipe: slowly hoisting the pipeline 9 to the upper end face of the propulsion box 3, and fixing the pipeline 9 by positioning and adopting a fixing mechanism 5;

s6, jacking construction: the pushing device acts, the pushing device pushes the pipeline 9 forwards according to the jacking route, and the pushing device retracts when the pipeline is pushed to the farthest position;

and S7, repeating the steps S4, S5 and S6 until all the pipelines 9 are installed in place.

The implementation principle of the embodiment of the application is as follows: firstly, digging a working well at the position of the jacking route, digging a foundation pit 8 at the position of the working well, and positioning according to the size of the propelling device; installing the mounting plate 1 on the bottom plate 81, then, inspecting the pipeline 9, hoisting the pipeline 9 by using a crane and a sling, placing the pipeline 9 on the top of the propelling box 3, positioning the pipeline 9 according to the laser positioner 71, then starting the driving motor 523, driving the horizontal screw 522 to rotate by the driving motor 523, driving the sliding block 521 by the horizontal screw 522, driving the connecting plate 511 to move by the sliding block 521, driving the two semicircular clamping rings 51 to approach each other by the two connecting plates 511 to realize the clamping limit of the pipeline 9, finally, starting the propelling motor 421, driving the driving wheel 422 to rotate by the propelling motor 421, driving the driven wheel 423 to rotate by the driving wheel 422, driving the transverse screw 41 to rotate by the driven wheel 423, driving the propelling block 31 to slide forwards by the transverse screw 41, driving the propelling block 31 to slide the propelling box 3 along the length direction of the slide rail 2, driving the pipeline 9 to propel forwards by the propelling box, and when the pipe is pushed to the farthest position, the pushing device is retracted, namely, the putting operation of one pipeline 9 is completed, and the operations are circulated until all the pipelines 9 are installed in place, namely, the integral pipe jacking operation is completed. Which has the effect of ensuring that the pipe 9 does not deflect during the jacking process.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the 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

1. The utility model provides a regulation pond push pipe installation device, is including setting up the advancing device in foundation ditch (8), its characterized in that: the propulsion device comprises a mounting plate (1) arranged on the bottom wall of a foundation pit (8) through a fixing bolt (11), a slide rail (2) fixedly arranged on the upper surface of the mounting plate (1), a propulsion box (3) arranged above the slide rail (2) and a propulsion mechanism (4) for driving the propulsion box (3) to slide along the slide rail (2); a fixing mechanism (5) for limiting and fixing the pipeline (9) is arranged above the propelling box (3); the pipeline (9) is arranged on the upper end face of the propelling box (3), the fixing mechanism (5) comprises two mutually butted semicircular clamping rings (51) and a driving assembly (52) for driving the two semicircular clamping rings (51) to be close to or far away from each other, and the two semicircular clamping rings (51) are butted to form a fixing hole for fixing the pipeline (9).

2. The apparatus of claim 1, wherein: the upper end face of the propelling box (3) is provided with a sliding groove (32) along the direction vertical to the pipeline (9), the driving assembly (52) comprises a sliding block (521) fixedly arranged on the semicircular clamping ring (51), a horizontal lead screw (522) penetrating through the sliding block (521) and connected with the sliding block (521) in a threaded manner, and a driving motor (523) for driving the horizontal lead screw (522) to rotate, and an output shaft of the driving motor (523) and the horizontal lead screw (522) rotate coaxially.

3. The apparatus of claim 1, wherein: the propelling mechanism (4) comprises a transverse lead screw (41) which is rotatably connected to the mounting plate (1) through a bearing seat (12) and a propelling component (42) which drives the transverse lead screw (41) to rotate, and the axis of the transverse lead screw (41) is vertical to the axis of the horizontal lead screw (522); the lower surface of the propelling box (3) is fixedly provided with a propelling block (31), and the transverse screw rod (41) penetrates through the propelling block (31) and is in threaded connection with the propelling block (31).

4. A storage tank head pipe installation apparatus according to claim 3, wherein: propulsion subassembly (42) including set up in propulsion motor (421) of mounting panel (1) up end, set firmly in action wheel (422) of propulsion motor (421) output shaft, set firmly in driven wheel (423) of horizontal lead screw (41) one end and set up in action wheel (422) with belt (424) between driven wheel (423), action wheel (422) with driving motor (523) rotate with the axle center, from driven wheel (423) with horizontal lead screw (41) rotate with the axle center.

5. The apparatus of claim 1, wherein: slide rail (2) are the I shape setting, the lower extreme of propelling movement case (3) is provided with the reduction slide rail (2) with roll subassembly (6) of frictional force between propelling movement case (3).

6. The apparatus of claim 5, wherein: roll subassembly (6) including set up in under propulsion case (3) terminal surface in two backup pads (61) that set up relatively of slide rail (2) position department and through the axis of rotation connect in every roll wheel (62) of backup pad (61), roll wheel (62) roll connect in slide rail (2).

7. The apparatus of claim 5, wherein: the rolling assemblies (6) located on each sliding rail (2) are provided with multiple groups, and the multiple groups of rolling assemblies (6) are arranged at intervals along the length direction of the sliding rails (2).

8. A storage tank head pipe construction process for the storage tank head pipe installation apparatus according to any one of claims 1 to 7, characterized in that: the method comprises the following steps:

s2, forming a foundation pit: digging a foundation pit (8) at the bottom of the working well, pouring concrete in the foundation pit (8), after the concrete is solidified, arranging a bottom plate (81) on the bottom surface of the foundation pit (8) to enable the bottom plate (81) to be placed flatly, and pouring the concrete in the foundation pit (8) again to enable the concrete to cover the bottom plate (81);

s3, equipment installation and positioning: the propulsion device is placed at a proper position in the foundation pit (8) through measurement, and the mounting plate (1) is mounted on the bottom plate (81) through the fixing bolt (11);

s4, hoisting the pipeline: hoisting the pipeline (9) by adopting a crane and a hanging belt;

s5, lower pipe and stable pipe: slowly hoisting the pipeline (9) to the upper end face of the pushing box (3), and fixing the pipeline (9) by positioning and adopting a fixing mechanism (5);

s6, jacking construction: the pushing device acts, the pushing device pushes the pipeline (9) forwards according to the jacking route, and the pushing device retracts when the pipeline is pushed to the farthest position;

s7, repeating the steps S4, S5 and S6 until all the pipelines (9) are installed in place.