CN115680292B - Steel structure corridor jacking sliding unloading and mounting method - Google Patents
Steel structure corridor jacking sliding unloading and mounting method Download PDFInfo
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- CN115680292B CN115680292B CN202211382881.9A CN202211382881A CN115680292B CN 115680292 B CN115680292 B CN 115680292B CN 202211382881 A CN202211382881 A CN 202211382881A CN 115680292 B CN115680292 B CN 115680292B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 74
- 239000010959 steel Substances 0.000 title claims abstract description 74
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000010276 construction Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 15
- 238000010586 diagram Methods 0.000 description 2
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- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
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- 238000006243 chemical reaction Methods 0.000 description 1
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Abstract
The invention provides a steel structure corridor jacking sliding unloading and installing method, which relates to the technical field of steel structure buildings and comprises the following steps: s1, constructing a track foundation on a road and installing a track, wherein the track comprises two primary jacking sliding tracks and two secondary jacking sliding tracks, and the two primary jacking sliding tracks are arranged on the outer sides of the two secondary jacking sliding tracks; s2, arranging a primary jacking sliding system for unloading the steel structure corridor on a primary jacking sliding track; a secondary jacking and sliding system for installing the steel structure corridor on a corridor bracket is arranged on the secondary jacking and sliding rail; s3, reversing the transport vehicle to enter the inner side of the primary jacking sliding rail, so that a steel structure corridor on the transport vehicle is located above the primary jacking sliding system. The invention has simple structure, convenient use and strong practicability, not only can save space and cost, but also can improve the installation efficiency of the steel structure corridor.
Description
Technical Field
The invention belongs to the technical field of steel structure buildings, and particularly relates to a steel structure corridor jacking sliding unloading and installation method.
Background
Industrial galleries are structures common in industrial enterprises that are primarily channels for production material transport in a production process.
In the related art, the method for installing the steel structure corridor is as follows: the steel structure corridor is integrally welded and assembled, the steel structure corridor is firstly connected and sent at high altitude by utilizing two cranes and the roof of a built factory building, the hanging point of a third crane is replaced, then the steel structure corridor is lifted and hung in place by utilizing two cranes including the third crane, and then the steel structure corridor is installed on a corridor bracket.
In the technology, the steel structure corridor is lifted by adopting the plurality of cranes, so that the cost is high, and large-tonnage lifting equipment cannot be accommodated in industrial enterprises with limited space, so that a plurality of inconveniences are brought to the installation of the steel structure corridor.
Disclosure of Invention
The invention aims to provide a steel structure corridor jacking sliding unloading and installation method for overcoming the defects of the prior art, so that not only can space be saved, but also construction cost can be saved.
In order to solve the technical problems, the invention adopts the following technical scheme:
The steel structure corridor jacking, sliding and unloading and installing method comprises the following construction steps: s1, constructing a track foundation and installing a track, wherein the track comprises two primary jacking sliding tracks and two secondary jacking sliding tracks, and the two primary jacking sliding tracks are arranged on the outer sides of the two secondary jacking sliding tracks;
S2, arranging a primary jacking sliding system for unloading the steel structure corridor on the primary jacking sliding track; a secondary jacking and sliding system for installing the steel structure corridor on a corridor bracket is arranged on the secondary jacking and sliding track;
S3, reversing the transport vehicle into the inner side of the primary jacking sliding rail to enable a steel structure corridor on the transport vehicle to be located above the primary jacking sliding system, jacking the steel structure corridor by the primary jacking sliding system, and driving the transport vehicle away;
S4, moving the primary jacking sliding system to the position above the secondary jacking sliding system, so that a steel structure corridor on the primary jacking sliding system falls onto the secondary jacking sliding system;
S5, moving the secondary jacking sliding system to enable the steel structure corridor to be located on the upper portion of the corridor support, and then enabling the steel structure corridor to be located on the corridor support;
And S6, dismantling the primary jacking sliding system, the secondary jacking sliding system, the primary jacking sliding rail and the secondary jacking sliding rail, and backfilling the pavement with concrete.
Optionally, the one-level jacking sliding system includes one-level jacking sliding support and one-level jacking device, one-level jacking sliding support sliding connection in the one-level jacking sliding track, one-level jacking device includes one-level pneumatic cylinder, one-level supporting beam and jack, one-level pneumatic cylinder sets up on the pillar of one-level jacking sliding support, the piston rod of one-level pneumatic cylinder is vertical upwards to be set up, one-level supporting beam with the piston rod tip fixed connection of one-level pneumatic cylinder, just the jack is installed in one-level supporting beam and is kept away from one-level pneumatic cylinder one side.
Optionally, the second grade jacking sliding system includes second grade jacking sliding support and second grade jacking device, second grade jacking sliding support sliding connection in the second grade jacking sliding track, second grade jacking device includes second grade pneumatic cylinder and second grade supporting beam, the second grade pneumatic cylinder sets up on the pillar of second grade jacking sliding support, the piston rod of second grade pneumatic cylinder is vertical upwards to be set up, just the second grade supporting beam with the piston rod tip fixed connection of second grade pneumatic cylinder.
Optionally, the pillar is close to track one end and all is provided with fixing device, fixing device all includes landing leg screw rod and landing leg nut, the landing leg screw rod sets up along vertical direction, just the upper end and the base fixed connection of landing leg screw rod, landing leg nut threaded connection is kept away from the one end of base in the landing leg screw rod, just the lower terminal surface butt of landing leg nut the track.
Optionally, the pillar includes base, wheel, left stand, right stand and stand connecting plate, the wheel rotates and connects in the terminal surface under the base, left stand, right stand all fixed connection are on the base, inside between corresponding left stand and the right stand is located respectively to one-level jacking device and second grade jacking device, just the outside between left stand, the right stand is evenly located to the stand connecting plate.
Optionally, the track surface is flush with the ground, enabling smooth passage of the transport vehicle.
Compared with the prior art, the invention has the beneficial effects that:
1. The two-stage jacking sliding support system combination method is adopted, the primary jacking sliding support system is jacked and then slides to the position of the secondary jacking sliding support system during unloading, and the secondary jacking sliding support system jacks the steel structure corridor and then slides to the installation position to complete installation. The steel structure corridor is constructed simultaneously during unloading and installing, so that the site occupation requirement is reduced, and the working efficiency is improved.
2. The primary jacking sliding support adopts a combination mode of a jack and a primary hydraulic cylinder, a small amount of jack jacking height is adopted, and the hydraulic cylinder is adopted to jack to the limit height when the jack slides to the secondary jacking sliding support, so that the height of the primary jacking sliding support is reduced, and the material is saved.
3. The bottom of the jacking sliding support is provided with a supporting leg screw rod and a supporting leg nut, and when a connecting rod between the jacking sliding supports is not installed, the nut is screwed up to tightly prop against the surface of the track, so that the single jacking sliding support is prevented from toppling over; meanwhile, the device can also play a limiting role on the primary jacking sliding support and the secondary jacking sliding support, and the sliding condition of the primary jacking sliding support and the secondary jacking sliding support during unloading or installation of the steel structure corridor is reduced.
Drawings
FIG. 1 is a cross-sectional view of a track base;
FIG. 2 is a schematic diagram of unloading;
FIG. 3 is a sectional view of a steel structure corridor unloading;
FIG. 4 is a schematic drawing of gallery installation slip;
FIG. 5 is a schematic diagram of a first-stage and second-stage lifting slip conversion;
Fig. 6 is a schematic view of the vestibule installed in place.
Reference numerals: 1. a road; 2. a track foundation; 3. an embedded part; 4. a track; 41. a first-stage jacking sliding rail; 42. a second-stage jacking sliding rail; 5. a primary jacking and sliding system; 51. a first-stage jacking sliding bracket; 52. a primary jacking device; 520. a hydraulic support; 521. a primary hydraulic cylinder; 522. a primary support beam; 523. a jack; 53. a horizontal link; 531. a transverse link; 532. a longitudinal link; 54. a base; 541. a wheel; 542. a left upright post; 543. a right column; 544. a column connecting plate; 55. a fixing device; 551. a leg screw; 552. a leg nut; 6. a secondary jacking and sliding system; 61. a secondary jacking sliding bracket; 62. a secondary jacking device; 621. a secondary hydraulic cylinder; 622. a secondary support beam; 7. a transport vehicle; 8. a vestibule support; 9. steel structure corridor.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described in the following in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
The invention will be further illustrated, but is not limited, by the following examples.
The field construction of the existing steel structure corridor 9 is especially very narrow in the transformation construction, the crane and vehicles for transporting the corridor need to stand side by side during unloading, the corridor is lifted, the corridor is placed at a lifting position after being lifted, the steel structure corridor 9 is lifted again after the crane is replaced, larger field space is needed, if the field is insufficient, the greenbelt is needed to be occupied as a station field of the crane or the crane with stronger lifting capacity is used for lifting at a farther position, and thus, the extremely large environmental pressure or cost increasing pressure is caused.
In order to save space and reduce cost, in this embodiment, the present inventors propose a steel structure corridor 9 lifting, sliding and unloading and installation method, referring to fig. 1-3, the construction steps are as follows:
s1, constructing a track foundation 2 and installing a track 4; when the construction is performed, firstly, the foundation is tamped at a preset slotting position on the outer side of a road 1, then an embedded part 3 is uniformly arranged as required, a concrete foundation is poured, slotting is performed after the concrete reaches the strength, then four tracks 4 are required to be arranged on the embedded part 3 by welding the tracks 4 (in order to enable a transport vehicle 7 to stably pass through, the top surface of each track 4 is level with a road surface), each track 4 comprises two primary jacking sliding tracks 41 and two secondary jacking sliding tracks 42, and each primary jacking sliding track 41 is arranged on the outer side of each secondary jacking sliding track 42;
S2, arranging a primary jacking sliding system 5 capable of unloading the steel structure corridor 9 on the primary jacking sliding rail 41; a secondary jacking sliding system 6 which can install the steel structure corridor 9 on the corridor bracket 8 is arranged on the secondary jacking sliding rail 42;
S3, reversing the transport vehicle 7 into the inner side of the primary jacking sliding rail 41, enabling the steel structure corridor 9 on the transport vehicle 7 to be located above the primary jacking sliding system 5, jacking the steel structure corridor 9 by the primary jacking sliding system 5, unloading the steel structure corridor 9 from the transport vehicle 7, and then driving away the transport vehicle 7;
s4, moving the primary jacking sliding system 5 to the position above the secondary jacking sliding system 6, so that a steel structure corridor 9 on the primary jacking sliding system 5 falls onto the secondary jacking sliding system 6;
S5, moving the secondary jacking sliding system 6 to enable the steel structure corridor 9 to be located on the upper portion of the corridor support 8, and then enabling the steel structure corridor 9 to be located on the corridor support 8, so that installation of the steel structure corridor 9 is achieved;
s6, dismantling the primary jacking sliding system 5, the secondary jacking sliding system 6, the primary jacking sliding rail 41 and the secondary jacking sliding rail 42, and backfilling the pavement with concrete.
Referring to fig. 3 and 4, the primary jacking sliding system 5 includes a primary jacking sliding bracket 51 and a primary jacking device 52, the primary jacking sliding bracket 51 is slidably connected in the primary jacking sliding rail 41, the primary jacking sliding bracket 51 includes a support and a horizontal connecting rod 53, the support is vertically arranged, the horizontal connecting rod 53 is connected with two adjacent supports, stability during sliding is maintained, and the primary jacking device 52 is arranged on the support of the primary jacking sliding bracket 51.
Referring to fig. 3, the strut includes a base 54, wheels 541, left and right columns 542, 543, and a column connection plate 544, the wheels 541 are rotatably connected to a lower end surface of the base 54 by shafts and bearings, the left and right columns 542, 543 are welded to the base 54, the primary jacking device 52 is disposed inside the space between the corresponding left and right columns 542, 543, and the column connection plate 544 is uniformly disposed outside the space between the left and right columns 542, 543, so as to minimize lateral and longitudinal offset occurring when the primary jacking device 52 is operated.
The horizontal link 53 includes a horizontal link 531 and a longitudinal link 532, the horizontal link 531 is disposed in correspondence with the length direction of the track 4, the longitudinal link 532 is disposed in correspondence with the length direction of the steel structure corridor 9, and the side of the primary jacking sliding support 51, which is close to the secondary jacking sliding system 6, is not provided with the horizontal link 53, that is, the longitudinal link 532, so as to avoid affecting the sliding of the subsequent primary jacking sliding support 51 into the secondary jacking sliding system 6 and obstructing the installation of the steel structure corridor 9.
The primary jacking device 52 comprises a primary hydraulic cylinder 521, a primary supporting beam 522 and a jack 523, wherein the primary hydraulic cylinder 521 is fixedly arranged on the base 54, a hydraulic support 520 is also arranged on the base 54, a piston rod of the primary hydraulic cylinder 521 is vertically upwards arranged, the primary supporting beam 522 is fixedly connected with the end part of the piston rod of the primary hydraulic cylinder 521, the primary supporting beam 522 is arranged at the top of the left upright post 543 and the right upright post 543 and is not connected with the left upright post 543 and the right upright post 543, and the jack 523 is arranged at one side of the primary supporting beam 522 far away from the primary hydraulic cylinder 521; when the steel structure corridor 9 needs to be unloaded, the primary hydraulic cylinder 521 is started, and the primary hydraulic cylinder 521 drives the primary support beam 522 to enable the jack 523 to jack up the steel structure corridor 9 from the transport vehicle 7, so that the transport vehicle 7 is driven away.
Referring to fig. 5 and 6, the secondary jacking sliding system 6 includes a secondary jacking sliding bracket 61 and a secondary jacking device 62, the secondary jacking sliding bracket 61 is slidably connected in the secondary jacking sliding rail 42, the secondary jacking sliding bracket 61 is similar to the primary jacking sliding bracket 51 in structure, and also includes a support column and a horizontal connecting rod 53, and the secondary jacking device 62 is arranged on the support column of the secondary jacking sliding bracket 61 for jacking the steel structure gallery 9.
The secondary jacking device 62 comprises a secondary hydraulic cylinder 621 and a secondary supporting beam 622, the secondary hydraulic cylinder 621 is fixedly arranged on the base 54, a piston rod of the secondary hydraulic cylinder 621 is vertically arranged upwards, the secondary supporting beam 622 is placed at the tops of the left upright post 543 and the right upright post 543 and is not connected, the secondary supporting beam 622 is fixedly connected with the end part of the piston rod of the secondary hydraulic cylinder 621, after the primary jacking device 52 unloads the steel structure corridor 9, the primary jacking sliding support 51 is moved to the position above the secondary jacking sliding support 61, the secondary hydraulic cylinder 621 is started, the secondary hydraulic cylinder 621 drives the secondary supporting beam 622 to jack the steel structure corridor 9, the secondary supporting beam 622 and the steel structure corridor 9 are jacked to a height slightly exceeding the position of the corridor support 8, the secondary jacking sliding support 61 is pushed to slowly slide to the position above the corridor support 8, and then the steel structure corridor 9 is located on the corridor support 8, so that the installation of the steel structure corridor 9 is realized.
Referring to fig. 3, the support column is provided with a fixing device 55 near one end of the track 4, the fixing device 55 comprises a support leg screw 551 and a support leg nut 552, the support leg screw 551 is arranged along the vertical direction, the upper end of the support leg screw 551 is fixedly connected with the base 54, the support leg nut 552 is in threaded connection with one end of the support leg screw 551 far away from the base 54, when the primary jacking sliding support 51 or the secondary jacking sliding support 61 is fixed, the support leg nut 552 is rotated, the lower end face of the support leg nut 552 is abutted against the track 4, the limiting effect is achieved, and when the primary jacking sliding support 51 or the secondary jacking sliding support 61 needs to slide, the support leg nut 552 is reversely rotated, and the lower end face of the support leg nut 552 is far away from the track 4.
The embodiment of the application relates to a steel structure corridor jacking, sliding and unloading and installation method, which comprises the following implementation principles: firstly, constructing a track foundation 2 and installing a track 4; then installing four primary jacking sliding brackets 51, pushing the primary jacking sliding brackets 51 on the track 4 to slide to the jacking position manually, putting down leg nuts 552 to screw down, installing horizontal connecting rods 53 far away from the strut sides, and respectively placing four jacks 523 on primary supporting beams 522 at the upper parts of the four struts; installing a secondary sliding jacking bracket, manually pushing the support column on the track 4 to slide to a jacking position, putting down the leg nuts 552 to be screwed, and then installing the longitudinal and transverse connecting rods 531 to be fixed; the transport vehicle 7 is backed up to enter the inner side of the primary jacking sliding bracket 51 above the primary jacking sliding rail 41, and four jacks 523 are jacked up at the same time, so that the steel structure corridor 9 slightly exceeds the transport vehicle 7, and the transport vehicle 7 is driven away; the leg nuts 552 under the primary jacking sliding support 51 are loosened, a hydraulic system is started, the primary supporting beam 522 and the steel structure corridor 9 are jacked to a height slightly exceeding that of the secondary jacking sliding support 61, and the primary jacking sliding support 51 is pushed to slowly slide to the position above the secondary jacking sliding support 61; the primary hydraulic cylinder 521 on the primary lifting sliding support 51 descends to enable the steel structure corridor 9 to fall onto the secondary lifting sliding support 61; the secondary hydraulic cylinder 621 on the secondary jacking sliding support 61 jacks up the steel structure corridor 9 to slightly exceed the height of the corridor support 8 to be installed in place; the leg nuts 552 under the secondary jacking sliding support 61 are loosened, the secondary jacking sliding support 61 is pushed to slide to the upper part of the corridor support 8, and the secondary hydraulic cylinders 621 on the secondary jacking sliding support 61 are lowered, so that the steel structure corridor 9 is located on the corridor support 8.
The two-stage jacking sliding support system combination method is adopted, the primary jacking sliding support 51 system is adopted to jack up and then slide to the position of the secondary jacking sliding support 61 system during unloading, and the secondary jacking sliding support 61 system jacks up the steel structure corridor 9 and then slides to the installation position to complete installation. The unloading and installing steel structure corridor 9 is constructed simultaneously, so that the occupied space requirement is reduced, and the working efficiency is improved.
The foregoing is merely illustrative of the preferred embodiments of the present invention and is not intended to limit the embodiments and scope of the present invention, and it should be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the teachings of the present invention, which are intended to be included within the scope of the present invention.
Claims (6)
1. The steel structure corridor jacking, sliding and unloading and mounting method is characterized by comprising the following construction steps:
S1, constructing a track foundation (2) on a road (1) and installing a track (4), wherein the track (4) comprises two primary jacking sliding tracks (41) and two secondary jacking sliding tracks (42), and the two primary jacking sliding tracks (41) are arranged on the outer sides of the two secondary jacking sliding tracks (42);
s2, arranging a primary jacking sliding system (5) for unloading the steel structure corridor (9) on the primary jacking sliding rail (41); a secondary jacking sliding system (6) for installing the steel structure corridor (9) on the corridor support (8) is arranged on the secondary jacking sliding rail (42);
S3, reversing the transport vehicle (7) into the inner side of the primary jacking sliding rail (41) to enable a steel structure corridor (9) on the transport vehicle (7) to be located above the primary jacking sliding system (5), jacking the steel structure corridor (9) by the primary jacking sliding system (5), and driving the transport vehicle (7) away;
s4, moving the primary jacking sliding system (5) to the position above the secondary jacking sliding system (6) so that a steel structure corridor (9) on the primary jacking sliding system (5) falls onto the secondary jacking sliding system (6);
S5, moving the secondary jacking sliding system (6) to enable the steel structure corridor (9) to be arranged on the upper portion of the corridor support (8), and then enabling the steel structure corridor (9) to be located on the corridor support (8);
S6, dismantling the primary jacking sliding system (5), the secondary jacking sliding system (6), the primary jacking sliding rail (41) and the secondary jacking sliding rail (42), and backfilling the pavement with concrete.
2. The steel structure corridor jacking sliding unloading and installing method according to claim 1, wherein the method comprises the following steps: the primary lifting sliding system (5) comprises a primary lifting sliding support (51) and a primary lifting device (52), the primary lifting sliding support (51) is slidably connected to the primary lifting sliding rail (41), the primary lifting device (52) comprises a primary hydraulic cylinder (521), a primary supporting beam (522) and a jack (523), the primary hydraulic cylinder (521) is arranged on a support column of the primary lifting sliding support (51), a piston rod of the primary hydraulic cylinder (521) is vertically upwards arranged, the primary supporting beam (522) is fixedly connected with a piston rod end part of the primary hydraulic cylinder (521), and the jack (523) is arranged on one side, far away from the primary hydraulic cylinder (521), of the primary supporting beam (522).
3. The steel structure corridor jacking sliding unloading and installing method according to claim 1, wherein the method comprises the following steps: the secondary jacking sliding system (6) comprises a secondary jacking sliding support (61) and a secondary jacking device (62), the secondary jacking sliding support (61) is slidably connected in the secondary jacking sliding track (42), the secondary jacking device (62) comprises a secondary hydraulic cylinder (621) and a secondary supporting beam (622), the secondary hydraulic cylinder (621) is arranged on a support column of the secondary jacking sliding support (61), a piston rod of the secondary hydraulic cylinder (621) is vertically upwards arranged, and the secondary supporting beam (622) is fixedly connected with the end part of the piston rod of the secondary hydraulic cylinder (621).
4. A steel structure corridor jacking sliding unloading and mounting method according to any one of claims 2 or 3, wherein: the support column is close to track (4) one end all is provided with fixing device (55), fixing device (55) all include landing leg screw rod (551) and landing leg nut (552), landing leg screw rod (551) are along vertical direction setting, just upper end and base (54) fixed connection of landing leg screw rod (551), landing leg nut (552) threaded connection keeps away from the one end of base (54) in landing leg screw rod (551), just the lower terminal surface butt of landing leg nut (552) track (4).
5. A steel structure corridor jacking sliding unloading and mounting method according to any one of claims 2 or 3, wherein: the support column comprises a base (54), wheels (541), a left column (542), a right column (543) and a column connecting plate (544), wherein the wheels (541) are rotationally connected to the lower end face of the base (54), the left column (542) and the right column (543) are fixedly connected to the base (54), and the column connecting plate (544) is uniformly arranged on the outer side between the left column (542) and the right column (543).
6. The steel structure corridor jacking sliding unloading and installing method according to claim 1, wherein the method comprises the following steps: the surface of the rail (4) is level with the ground, so that the transport vehicle (7) can stably pass through.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211382881.9A CN115680292B (en) | 2022-11-07 | 2022-11-07 | Steel structure corridor jacking sliding unloading and mounting method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211382881.9A CN115680292B (en) | 2022-11-07 | 2022-11-07 | Steel structure corridor jacking sliding unloading and mounting method |
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| CN115680292B true CN115680292B (en) | 2024-05-17 |
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| CN115680292A (en) | 2023-02-03 |
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