CN115030506B - Installation method of light I-steel rail - Google Patents
Installation method of light I-steel rail Download PDFInfo
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- CN115030506B CN115030506B CN202210701412.2A CN202210701412A CN115030506B CN 115030506 B CN115030506 B CN 115030506B CN 202210701412 A CN202210701412 A CN 202210701412A CN 115030506 B CN115030506 B CN 115030506B
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- shaped steel
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2/00—General structure of permanent way
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a method for installing a light I-shaped steel rail, which comprises the following steps: measuring paying-off, drilling and embedding a supporting frame, installing a supporting plate, installing an I-shaped steel rail, installing a clamping plate and pouring concrete, the beneficial effects of the invention are that: the built building structure is changed little, a certain number of guide holes are drilled on the structure, and the existing structure is hardly changed excessively; the fixing rod is simple and flexible to install, can be correspondingly adjusted according to the existing arrangement on site, effectively disperses and bears upper load, and the rear-buried rib type fixing rod is combined with the base plate and can play a role in integral anti-overturning, so that the supporting frame of the device is firm and reliable based on the fixing rod; the supporting plate is connected to the screw rod section in a penetrating way, the elevation of the supporting plate can be adjusted through the rotating nut, the elevation of the I-shaped steel track can be accurately and efficiently positioned, and the elevation of the I-shaped steel track can be corrected after the I-shaped steel track is installed (before concrete is poured).
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a method for installing a light I-shaped steel rail.
Background
In industrial construction, most production processes require the design of flatcars or other rail equipment using light-duty i-steel rails to aid production. Therefore, the installation quality of the light I-steel rail directly influences the production efficiency and the production safety after industrial casting. Meanwhile, the traditional light I-shaped steel rail installation construction needs to be installed along with the steel bar net rack in the foundation or platform construction process, but the technology is only applicable to newly built industrial buildings, cannot be used on floors or platform boards of the established industrial buildings, and is difficult to adapt to engineering conditions such as adding, rebuilding, expanding and the like in technical improvement projects.
Disclosure of Invention
The invention aims at: the invention provides a method for installing a light I-shaped steel rail, which solves the problem that the installation and construction of the light I-shaped steel rail in the existing technical improvement project are difficult to adapt.
The aim of the invention is achieved by the following technical scheme:
the installation method of the light I-steel rail comprises the following steps:
step 1, measuring and paying off: two I-shaped steel rail axes are lofted on the existing structure, and then drilling positions are lofted according to the lofted I-shaped steel rail axes;
step 2, drilling and embedding a supporting frame: drilling holes according to the lofting points to form guide holes, using the fixing rods in pairs, inserting the threaded reinforcing steel bar segments at the lower ends of the fixing rods into the guide holes and fixing the threaded reinforcing steel bar segments, wherein a substrate at the middle part of the fixing rods is supported on an existing structure;
step 3, mounting a supporting plate: two sides of the supporting plate are respectively penetrated on the fixed rods with two paired sides, the screw rod section at the upper end of the fixed rod is provided with an adjusting nut, the adjusting nut supports the supporting plate, and the elevation of the supporting plate is adjusted by rotating the adjusting nut;
step 4, installing an I-steel track: after the supporting plates are adjusted to a preset elevation, a light I-shaped steel rail is placed between the front supporting plate and the rear supporting plate along the rail direction;
step 5, installing a clamping plate: the clamping plates are respectively arranged on the fixing rods with the two sides being paired in a penetrating way, the screw rod section is provided with the fixing nuts, the fixing nuts are used for pressing the clamping plates, the clamping plates on the two sides are respectively used for pressing the two sides of the I-shaped steel rail, and the fixation of the I-shaped steel rail on the supporting plate is realized;
and 6, pouring concrete: and pouring concrete to the position of the clamping plate, and curing.
The step 1 comprises the following detailed steps:
step 1.1, lofting two I-steel rail axes at corresponding positions of an existing structure by using a measuring instrument, simultaneously setting external control points, and using ink fountain elastic wires;
step 1.2, rechecking the distance and angle between the axes of the two I-shaped steel tracks by using an external control point, wherein the error is controlled within +/-2 mm;
and 1.3, setting out drilling positions according to external control points and the axis of the well set-out I-shaped steel rail, wherein the drilling spacing along the rail direction is 400-600 mm, and the tangential drilling spacing of the same I-shaped steel rail is 250-350 mm.
The step 2 comprises the following detailed steps:
step 2.1, drilling according to the lofting point position, wherein the diameter of the drilling is 3-5 mm larger than that of the fixed rod, the drilling is required to avoid the original reinforcing steel bar of the existing structure, the original reinforcing steel bar cannot be damaged, and then the hole site is rechecked and cleared;
step 2.2, the upper end of the fixed rod is a screw rod section, the lower end of the fixed rod is a screw reinforcement section, and the screw rod section and the screw reinforcement section are vertically welded on a steel substrate for bearing vertical load and playing a role in integral anti-overturning;
and 2.3, constructing the twisted steel section of the fixing rod by adopting a post-arranged steel bar planting method, wherein the anchoring depth is not less than 150mm, and correspondingly maintaining, so that the next operation can be performed after the drawing test is qualified.
In the step 2.1, a self-adhesive waterproof coiled material is arranged at a position with waterproof requirement, and the self-adhesive waterproof coiled material is arranged on the upper surface of the existing structure and is in contact with the lower surface of the substrate.
In the step 2.2, the upper end of the fixing rod is a M16 screw rod section with the thickness of 100mm, the lower end of the fixing rod is a twisted steel bar section with the thickness of phi 12-phi 16mm, and the size of the base plate is 100mm multiplied by 10mm.
The step 3 comprises the following detailed steps:
step 3.1, symmetrically forming slotted holes at two ends of the supporting plate to enable the fixing rod to pass through;
and 3.2, supporting the lower part of the supporting plate by an adjusting nut and a nut gasket, and adjusting the elevation of the supporting plate by rotating the adjusting nuts at two sides.
In the step 3.1, the steel pallet has dimensions of 400mm×50mm×8mm.
The step 4 comprises the following detailed steps:
step 4.1, after the supporting plate is in place, regulating the elevation of the supporting plate to reach the preset elevation of the bottom surface of the I-shaped steel track, and rechecking;
step 4.2, placing I-shaped steel tracks on the supporting plates, and pulling wires along the track direction to center each I-shaped steel track;
and 4.3, checking the elevation of the top surface of the I-shaped steel track, and if deviation occurs, screwing the adjusting nuts on the two sides again for adjustment.
The step 5 comprises the following detailed steps:
step 5.1, fixing the I-shaped steel rail by using a clamping plate, wherein the front end of the clamping plate, which is in contact with the I-shaped steel rail, is thickened and subjected to anti-skid treatment, so that the clamping plate is more firm in fixing the I-shaped steel, and the rear end of the clamping plate, which is in contact with the supporting plate, is in a convex thickened shape and subjected to anti-skid treatment, and is more stable in contact with the supporting plate after being fixed;
and 5.2, pressing the upper end of the clamping plate with a fixed nut through a nut gasket to fix the I-shaped steel rail.
In the step 5.1, the length of the steel clamping plate is 120-15 mm.
The step 6 comprises the following detailed steps: and after closing the mould, casting fine stone concrete to a specified elevation, and curing.
The realization function of the invention: the light I-shaped steel rail is accurately and efficiently positioned and installed in the existing building structure, the influence on the original building structure is small, the construction is flexible and efficient, the precision in the construction process is adjustable, the structure is firm and reliable, and the light I-shaped steel rail is accurately and efficiently installed in the established industrial building.
The invention has the beneficial effects that:
(1) The built building structure is changed little, a certain number of guide holes are drilled on the structure, and the existing structure is hardly changed excessively; the self-adhesion waterproofing membrane that sets up simultaneously can prevent effectively that water from getting into original structure, has greatly ensured original structure not destroyed.
(2) The fixing rod is simple and flexible to install, can be correspondingly adjusted according to the existing arrangement on site, effectively disperses and bears upper load, and the rear-buried rib type fixing rod is combined with the base plate, can play a role in integral anti-overturning, and based on the fixing rod, the support frame of the device is firm and reliable.
(3) The supporting plate is connected to the screw rod section in a penetrating way, the elevation of the supporting plate can be adjusted through the rotating nut, the elevation of the I-shaped steel track can be accurately and efficiently positioned, and the elevation of the I-shaped steel track can be corrected after the I-shaped steel track is installed (before concrete is poured).
(4) The clamping plate is reasonable in design, the front end of the position contacting the I-steel rail is thickened in a wedge shape, and anti-skid treatment is carried out, so that the clamping plate can fix the I-steel more firmly; the rear end of the contact supporting plate is in a convex thickening shape and is subjected to anti-skid treatment, and the contact supporting plate is contacted with the support plate more stably after being fixed.
(5) The slotted hole design of layer board and splint can allow the support body to carry out the adjustment of a certain amount of lateral displacement, and adaptation environmental ability is better, and the slotted hole design of splint can also be for fixing the transverse adjustment of I-steel track simultaneously, and adaptation I-steel molding style's ability is more outstanding.
The foregoing inventive subject matter and various further alternatives thereof may be freely combined to form a plurality of alternatives, all of which are employable and claimed herein; and the invention can be freely combined between the (non-conflicting choices) choices and between the choices and other choices. Various combinations will be apparent to those skilled in the art from a review of the present disclosure, and are not intended to be exhaustive or all of the present disclosure.
Drawings
Fig. 1 is a cross-sectional view of the structure of the present invention.
Fig. 2 is a structural perspective view of the present invention.
Fig. 3 is a top view of the pallet structure of the present invention.
Fig. 4 is a top view of the splint structure of the present invention.
Fig. 5 is a front view of the splint structure of the present invention.
In the figure: 1-existing structure, 2-leading hole, 3-dead lever, 4-base plate, 5-layer board, 6-adjusting nut, 7-splint, 8-fixing nut, 9-I-steel track, 10-self-adhesive waterproofing membrane.
Detailed Description
The following non-limiting examples illustrate the invention.
Example 1:
referring to fig. 1 to 5, a method for installing a light-duty i-steel rail includes the steps of: measuring paying off, drilling and embedding a supporting frame, installing a supporting plate, installing an I-shaped steel rail, installing a clamping plate and pouring concrete, wherein the existing structure 1 is a concrete floor slab or a floor.
Step 1, measuring pay-off, including the following detailed steps.
And 1.1, lofting the axes of the two I-shaped steel rails at the corresponding positions of the existing structure 1 by using a measuring instrument, simultaneously setting external control points, and using ink fountain elastic wires.
And 1.2, rechecking the distance and angle between the two I-shaped steel rail axes by using an external control point, wherein the error is controlled within +/-2 mm.
And 1.3, setting out drilling positions according to external control points and the axis of the well set-out I-shaped steel rail, wherein the drilling spacing along the rail direction is 400-600 mm, and the tangential drilling spacing of the same I-shaped steel rail is 250-350 mm.
And 2, drilling and embedding a supporting frame, wherein the method comprises the following detailed steps.
And 2.1, drilling according to the lofting point position to form a pilot hole 2, wherein the diameter of the drilled hole is 3-5 mm larger than that of the fixed rod, the drilled hole should avoid the original reinforcing steel bar of the existing structure 1, the original reinforcing steel bar cannot be damaged, and then checking the hole position and cleaning the hole. The self-adhesive waterproof coiled material 10 is arranged at the position with waterproof requirement, and the self-adhesive waterproof coiled material 10 is arranged on the upper surface of the existing structure 1 and is contacted with the lower surface of the base plate 4.
And 2.2, the fixing rods 3 are used in pairs, the upper ends of the fixing rods 3 are M16 screw rod sections with the diameter of 100mm, the lower ends of the fixing rods 3 are threaded steel bar sections with the diameter of phi 12-phi 16mm, the size of the steel base plate 4 is 100mm multiplied by 10mm, the screw rod sections and the threaded steel bar sections are vertically welded on the base plate 4, and the base plate 4 is used for bearing vertical load and plays a role in integral anti-overturning.
And 2.3, inserting the screw thread steel bar section at the lower end of the fixing rod 3 into the guide hole 2 and fixing the screw thread steel bar section, supporting the base plate 4 at the middle part of the fixing rod 3 on the existing structure 1, constructing the screw thread steel bar section of the fixing rod 3 by adopting a method of post-planting the steel bar, enabling the anchoring depth to be not less than 150mm, correspondingly maintaining, and enabling the next operation after the drawing test is qualified.
And 3, installing the supporting plate, which comprises the following detailed steps.
And 3.1, symmetrically forming slotted holes at two ends of the supporting plate 5, enabling the fixing rods 3 to pass through, respectively penetrating two sides of the supporting plate 5 on the fixing rods 3 with the two sides being paired, wherein the size of the steel supporting plate 5 is 400mm multiplied by 50mm multiplied by 8mm.
And 3.2, an adjusting nut 6 is arranged on the screw rod section at the upper end of the fixed rod 3, the lower part of the supporting plate 5 is supported by the adjusting nut 6 and a nut gasket, and the elevation of the supporting plate 5 is adjusted by rotating the adjusting nuts 6 at two sides.
And 4, installing the I-steel track, which comprises the following detailed steps.
And 4.1, after the supporting plate 5 is in place, regulating the elevation of the supporting plate to reach the preset elevation of the bottom surface of the I-shaped steel track, and rechecking.
And 4.2, placing light I-shaped steel rails 9 between the front supporting plate 5 and the rear supporting plate 5 along the rail direction, and pulling wires along the rail direction to center each I-shaped steel rail 9.
And 4.3, checking the elevation of the top surface of the I-shaped steel rail 9, and if deviation occurs, screwing the adjusting nuts 6 on the two sides again for adjustment.
And 5, installing the clamping plate, which comprises the following detailed steps.
And 5.1, grooving holes in the steel clamping plate 7, fixing the I-shaped steel rail by adopting the clamping plate 7, wherein the front end of the clamping plate 7, which is in contact with the I-shaped steel rail 9, is thickened and wedge-shaped, and is subjected to anti-skid treatment, so that the clamping plate 7 is more firmly fixed with the I-shaped steel, the rear end of the clamping plate 7, which is in contact with the supporting plate, is in a convex thickened shape, is subjected to anti-skid treatment, and is more stably in contact with the supporting plate after being fixed.
And 5.2, respectively penetrating the clamping plates 7 on the fixing rods 3 with the two sides being paired, wherein the screw rod section is provided with the fixing nuts 8, the clamping plates 7 are pressed by the fixing nuts 8, and the clamping plates 7 on the two sides are respectively pressed by the two sides of the I-shaped steel rail 9, so that the I-shaped steel rail 9 is fixed on the supporting plate 5.
And 6, pouring concrete, wherein the concrete pouring method comprises the following detailed steps of: and (3) enclosing by using templates on two sides, closing the mold, pouring fine stone concrete to the designated elevation at the position of the clamping plate 7, and maintaining.
The foregoing basic embodiments of the invention, as well as other embodiments of the invention, can be freely combined to form numerous embodiments, all of which are contemplated and claimed. In the scheme of the invention, each selection example can be arbitrarily combined with any other basic example and selection example.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (8)
1. The installation method of the light I-steel rail is characterized by comprising the following steps of:
step 1, measuring and paying off: two I-shaped steel rail axes are lofted on the existing structure (1), and then drilling positions are lofted according to the lofted I-shaped steel rail axes;
step 2, drilling and embedding a supporting frame: drilling holes according to the lofting points to form guide holes (2), using the fixing rods (3) in pairs, inserting the screw thread reinforcing steel bar segments at the lower ends of the fixing rods (3) into the guide holes (2) and fixing the screw thread reinforcing steel bar segments, and supporting a base plate (4) at the middle part of the fixing rods (3) on the existing structure (1);
step 3, mounting a supporting plate: two sides of the supporting plate (5) are respectively arranged on the fixed rods (3) with two paired sides in a penetrating way, an adjusting nut (6) is arranged on a screw rod section at the upper end of the fixed rod (3), the adjusting nut (6) supports the supporting plate (5), and the elevation of the supporting plate is adjusted by rotating the adjusting nut (6);
step 4, installing an I-steel track: after adjusting the supporting plates (5) to a preset elevation, placing a light I-shaped steel rail (9) between the front supporting plate (5) and the rear supporting plate (5) along the rail direction;
step 5, installing a clamping plate: the clamping plates (7) are respectively arranged on the fixing rods (3) with the two sides being paired in a penetrating way, the screw rod section is provided with the fixing nuts (8), the fixing nuts (8) are pressed with the clamping plates (7), the clamping plates (7) on the two sides are respectively pressed with the two sides of the I-shaped steel rail (9), and the I-shaped steel rail (9) is fixed on the supporting plate (5);
and 6, pouring concrete: pouring concrete to the position of the clamping plate (7), and curing;
the step 2 comprises the following detailed steps:
step 2.1, drilling according to the lofting point position, wherein the diameter of the drilling is 3-5 mm larger than that of the fixed rod, the drilling is required to avoid the original reinforcing steel bars of the existing structure (1) and cannot damage the original reinforcing steel bars, and then checking the hole positions and cleaning the holes;
2.2, the upper end of the fixed rod (3) is a screw rod section, the lower end of the fixed rod (3) is a screw reinforcement section, and the screw rod section and the screw reinforcement section are vertically welded on a steel substrate (4) for bearing vertical load and playing a role in integral anti-overturning;
2.3, constructing a threaded steel bar section of the fixing rod (3) by adopting a post-planting method, wherein the anchoring depth is not less than 150mm, correspondingly maintaining, and performing the next operation after the drawing test is qualified;
in the step 2.1, a self-adhesive waterproof coiled material (10) is arranged at a position with waterproof requirements, and the self-adhesive waterproof coiled material (10) is arranged on the upper surface of the existing structure (1) and is in contact with the lower surface of the substrate (4).
2. The method of installing a lightweight i-steel rail of claim 1, wherein: the step 1 comprises the following detailed steps:
step 1.1, lofting two I-steel rail axes at corresponding positions of an existing structure (1) by using a measuring instrument, simultaneously setting external control points, and using ink fountain elastic wires;
step 1.2, rechecking the distance and angle between the axes of the two I-shaped steel tracks by using an external control point, wherein the error is controlled within +/-2 mm;
and 1.3, setting out drilling positions according to external control points and the axis of the well set-out I-shaped steel rail, wherein the drilling spacing along the rail direction is 400-600 mm, and the tangential drilling spacing of the same I-shaped steel rail is 250-350 mm.
3. The method of installing a lightweight i-steel rail of claim 1, wherein: in the step 2.2, the upper end of the fixed rod (3) is a M16 screw rod section with the diameter of 100mm, the lower end of the fixed rod (3) is a threaded reinforcing steel bar section with the diameter of phi 12-phi 16mm, and the size of the base plate (4) is 100mm multiplied by 10mm.
4. The method of installing a lightweight i-steel rail of claim 1, wherein: the step 3 comprises the following detailed steps:
step 3.1, symmetrically forming slotted holes at two ends of the supporting plate (5) to enable the fixing rod (3) to pass through;
and 3.2, supporting the lower part of the supporting plate (5) by an adjusting nut (6) and a nut gasket, and adjusting the elevation of the supporting plate (5) by rotating the adjusting nuts (6) at two sides.
5. The method of installing a lightweight i-steel rail of claim 1, wherein: the step 4 comprises the following detailed steps:
step 4.1, after the supporting plate (5) is in place, regulating the elevation of the supporting plate to reach the preset elevation of the bottom surface of the I-shaped steel track, and rechecking;
step 4.2, placing I-shaped steel tracks (9) on the supporting plates (5), and pulling wires along the track direction to center each I-shaped steel track (9);
and 4.3, checking the elevation of the top surface of the I-shaped steel rail (9), and if deviation occurs, turning the adjusting nuts (6) on two sides again for adjustment.
6. The method of installing a lightweight i-steel rail of claim 1, wherein: the step 5 comprises the following detailed steps:
step 5.1, fixing the I-shaped steel rail by using a clamping plate (7), wherein the front end of the clamping plate (7) contacting the I-shaped steel rail (9) is thickened and subjected to anti-skid treatment, so that the clamping plate (7) is used for fixing the I-shaped steel more firmly, and the rear end of the clamping plate (7) contacting the supporting plate is in a convex thickening shape and subjected to anti-skid treatment and is contacted with the supporting plate more stably after being fixed;
and 5.2, pressing the upper end of the clamping plate (7) with the fixing nut (8) through the nut gasket to fix the I-shaped steel rail (9).
7. The method of installing a lightweight i-steel rail of claim 6, wherein: in the step 5.1, the length of the steel clamping plate (7) is 120-15 mm.
8. The method of installing a lightweight i-steel rail of claim 1, wherein: the step 6 comprises the following detailed steps: and after closing the mould, casting fine stone concrete to a specified elevation, and curing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210701412.2A CN115030506B (en) | 2022-06-21 | 2022-06-21 | Installation method of light I-steel rail |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210701412.2A CN115030506B (en) | 2022-06-21 | 2022-06-21 | Installation method of light I-steel rail |
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| CN115030506B true CN115030506B (en) | 2023-08-22 |
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| CN204607405U (en) * | 2015-01-06 | 2015-09-02 | 中国电建集团华东勘测设计研究院有限公司 | A kind of large deformation Rock Crane Rail Support orbital arrangement structure |
| CN207674943U (en) * | 2017-12-20 | 2018-07-31 | 中原特钢股份有限公司 | A kind of car type furnace track installation fixing device |
| CN208071124U (en) * | 2018-03-01 | 2018-11-09 | 白银有色集团股份有限公司 | A kind of crane chemical proof floor device for fixing running tracks |
| CN208858072U (en) * | 2018-08-09 | 2019-05-14 | 天津市泰达工程设计有限公司 | A kind of roof photovoltaic bracket column root waterproof seal |
| CN209323888U (en) * | 2018-10-22 | 2019-08-30 | 上海品宅装饰科技有限公司 | A kind of floor leveling fashioned iron grid system |
| CN213419112U (en) * | 2020-08-27 | 2021-06-11 | 中铁十局集团有限公司 | Two lining reinforcing bar anti-deformation device in tunnel section |
| CN214573295U (en) * | 2020-12-22 | 2021-11-02 | 中建五局土木工程有限公司 | Track beam temporary support and high-low pier stud |
| CN215367399U (en) * | 2021-07-09 | 2021-12-31 | 江苏凯伦建材股份有限公司 | Waterproof structure and construction equipment of unilateral formwork of basement side wall |
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