CN112575680A - Anti-slip anti-cracking terrace for steel structure plate surface and construction process of anti-slip anti-cracking terrace - Google Patents
Anti-slip anti-cracking terrace for steel structure plate surface and construction process of anti-slip anti-cracking terrace Download PDFInfo
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- CN112575680A CN112575680A CN202011401712.6A CN202011401712A CN112575680A CN 112575680 A CN112575680 A CN 112575680A CN 202011401712 A CN202011401712 A CN 202011401712A CN 112575680 A CN112575680 A CN 112575680A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 82
- 239000010959 steel Substances 0.000 title claims abstract description 82
- 238000010276 construction Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000005336 cracking Methods 0.000 title description 7
- 238000004873 anchoring Methods 0.000 claims abstract description 57
- 239000010410 layer Substances 0.000 claims abstract description 53
- 239000002344 surface layer Substances 0.000 claims abstract description 41
- 239000004570 mortar (masonry) Substances 0.000 claims abstract description 30
- 229920000642 polymer Polymers 0.000 claims abstract description 28
- 239000002184 metal Substances 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims description 47
- 238000000576 coating method Methods 0.000 claims description 47
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 20
- 239000004593 Epoxy Substances 0.000 claims description 15
- 229920002396 Polyurea Polymers 0.000 claims description 15
- 239000006004 Quartz sand Substances 0.000 claims description 11
- 238000005498 polishing Methods 0.000 claims description 11
- 239000004576 sand Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 244000137852 Petrea volubilis Species 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000012257 stirred material Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 239000002987 primer (paints) Substances 0.000 description 4
- 238000009435 building construction Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 229920001688 coating polymer Polymers 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000004636 vulcanized rubber Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/24—Methods or arrangements for preventing slipperiness or protecting against influences of the weather
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C7/00—Coherent pavings made in situ
- E01C7/08—Coherent pavings made in situ made of road-metal and binders
- E01C7/30—Coherent pavings made in situ made of road-metal and binders of road-metal and other binders, e.g. synthetic material, i.e. resin
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/40—Plastics
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Road Paving Structures (AREA)
Abstract
The invention relates to an anti-slip anti-crack terrace for a steel structure plate surface and a construction process thereof. The anchor component is a metal trapezoidal anchor component, and the trapezoidal anchor component is wide at the top and narrow at the bottom. The length extension direction of the strip-shaped anchoring components is the same as that of the steel structure plate surface, and every 3 adjacent strip-shaped anchoring components are arranged in a triangular mode and form an array form in a shape like a Chinese character 'pin' or an inverted Chinese character 'pin'. The thickness of the polymer mortar layer and the antiskid surface layer is 10-15 mm. The invention is suitable for metal bridge decks such as steel structure pedestrian overpasses, can increase the anti-skid performance of the steel structure plate surface, and has simple structure, thin thickness and light dead weight.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to an anti-skid anti-crack terrace for a steel structure plate surface and a construction process thereof.
Background
The existing steel structure bridge pavement structure has the problems of non-skid property, adhesion with steel plates, weather resistance, pollution resistance, temperature stability, wear resistance, service life and the like due to the fact that a furring brick or a stone material, PU/EPDM, epoxy resin, a vulcanized rubber plate and the like are constructed. Meanwhile, the surface layer and the leveling layer of the common bridge deck pavement structure are thick, the dead weight of the bridge body is increased, and the bridge is uneconomical.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an anti-skid anti-crack terrace for a steel structure plate surface and a construction process thereof.
The technical scheme of the invention is realized as follows: the invention discloses an anti-skid anti-cracking terrace for a steel structure plate surface, which comprises the steel structure plate surface, wherein a plurality of anchoring components are fixed on the steel structure plate surface, a connecting layer covers the steel structure plate surface, the anchoring components are embedded in the connecting layer, and an anti-skid surface layer covers the connecting layer.
Further, the connecting layer adopts a polymer mortar layer.
Furthermore, the connecting layer is coated with an epoxy base coat, and the epoxy base coat is coated with a mixture of a polyurea weather-proof wear-resistant flat coating surface coating and quartz sand to form an anti-skid surface layer.
Further, the integral thickness of the polymer mortar layer and the antiskid surface layer is 10-15 mm; the thickness of the polymer mortar layer is 6-12 mm.
Furthermore, the anchoring member is a metal trapezoidal anchoring member, the trapezoidal anchoring member is wide at the top and narrow at the bottom, the lower end of the trapezoidal anchoring member is welded with the steel structure plate surface, and the upper end of the trapezoidal anchoring member is embedded in the connecting layer.
Furthermore, the anchoring members are strip-shaped, the cross sections of the anchoring members are trapezoidal, and the plurality of strip-shaped anchoring members are arranged on the surface of the steel structure plate at intervals.
Furthermore, the length extension direction of the strip-shaped anchoring members is the same as that of the steel structure plate surface, and every 3 adjacent strip-shaped anchoring members are arranged in a triangular mode and form an array form in a shape like a Chinese character 'pin' or an inverted Chinese character 'pin'.
The steel structure face is provided with multiseriate bar anchor component along vertically, and a plurality of bar anchor components of every bar anchor component are along the vertical interval distribution of steel structure face, and adjacent two are bar anchor components along the vertical dislocation set of steel structure face.
Further, the steel structure plate surface is covered with an antirust coating, and the connecting layer is covered on the antirust coating.
The invention also discloses a construction process of the anti-skid anti-crack terrace for the steel structure plate surface, which comprises the following steps:
pretreating the steel structure plate surface;
welding an anchoring component on the surface of the steel structure plate;
after the anchoring component is welded, covering a layer of antirust coating on the surface of the steel structure plate;
and (3) making a polymer mortar layer on the surface of the steel structure, after the polymer mortar layer is solidified, constructing an anti-slip surface layer, and according to different anti-slip requirements, using different surface layer materials and construction processes.
Further, the construction of the anti-skid surface layer specifically comprises the following steps: polishing the polymer mortar surface layer, coating the surface layer of the polymer mortar with an epoxy primer coating matched with the polyurea weather-resistant wear-resistant flat coating, adding quartz sand (the mesh number is less than a set value) into the polyurea weather-resistant wear-resistant flat coating, mixing and stirring, and directly rolling and coating the stirred material on the surface layer by using a short-hair roller.
Further, the construction of the anti-skid surface layer specifically comprises the following steps: and polishing the polymer mortar surface layer, polishing sand simultaneously when coating the epoxy base coat by using a sand polishing method, polishing the surface layer by using sand paper after the epoxy base coat is solidified, cleaning to ensure that coarse sand is distributed more uniformly, and finally coating the surface layer by using a polyurea weather-resistant wear-resistant flat coating surface in a rolling way.
The invention has at least the following beneficial effects: the anti-slip anti-crack terrace for the steel structure plate surface comprises the steel structure plate surface, wherein a plurality of anchoring components are fixed on the steel structure plate surface, a connecting layer covers the steel structure plate surface, the anchoring components are embedded in the connecting layer, and an anti-slip surface layer covers the connecting layer. The connecting layer adopts a polymer mortar layer. The invention solves the problems of poor skid resistance, poor weather resistance, complex and thick construction method of infirm bonding and the like existing in the pavement of the surface layer of the existing steel structure plate.
The invention uses the metal trapezoid anchoring component, so that the polymer mortar layer and the structural steel plate can be combined more firmly.
The polymer mortar layer adopted by the invention has excellent crack resistance.
The invention achieves the anti-skid purpose by compounding the polyurea weather-proof wear-resistant flat coating surface coating with the quartz sand with different particle sizes, and the combination of the surface layer polyurea and the quartz sand can provide better weather resistance, anti-skid property and the like.
The mortar layer and the surface layer are combined simply, and the whole thickness is thin and can be controlled within the range of 10-15 mm.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of an anti-skid anti-cracking terrace for a steel structure plate surface provided by an embodiment of the invention;
fig. 2 is a schematic view of distribution of anchoring members of the anti-slip anti-crack terrace for the steel structure plate surface on a steel structure bridge floor according to the embodiment of the invention;
fig. 3 is a schematic structural view of an anchoring member of the anti-slip anti-crack terrace for the steel structure plate surface provided by the embodiment of the invention.
In the attached drawings, 1 is a steel structure plate surface, 2 is an anchoring component, 3 is an antirust coating, 4 is a polymer mortar layer, and 5 is an anti-skid surface layer.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 to 3, the embodiment of the invention provides an anti-slip anti-crack terrace for a steel structure plate surface, which includes a steel structure plate surface 1 (steel structure metal plate surface), wherein a plurality of anchoring members 2 are fixed on the steel structure plate surface 1, a connecting layer covers the steel structure plate surface 1, the anchoring members 2 are embedded in the connecting layer, and an anti-slip surface layer 5 covers the connecting layer.
Further, the connecting layer adopts a polymer mortar layer 4.
Furthermore, the connecting layer is coated with an epoxy base coat, and the epoxy base coat is coated with a mixture of a polyurea weather-proof wear-resistant flat coating surface coating and quartz sand to form an anti-skid surface layer.
Further, the overall thickness of the polymer mortar layer 4 and the anti-skid surface layer 5 is 10-15 mm; the thickness of the polymer mortar layer 4 is 6-12 mm.
Further, the anchoring member 2 is a metal trapezoidal anchoring member 2, the trapezoidal anchoring member 2 is wide at the top and narrow at the bottom, the lower end of the trapezoidal anchoring member 2 is welded with the steel structure plate surface 1, namely the metal bridge surface, the upper end of the trapezoidal anchoring member 2 is embedded in the polymer mortar layer 4, the bonding force between the metal plate surface 1 and the upper layer material is enhanced, and the upper layer material is prevented from falling off and hollowing. In the embodiment, the two ends of the trapezoidal anchoring component 2 are only required to be welded with the steel structure plate surface 1.
Further, the anchoring members 2 are strip-shaped, the cross sections of the anchoring members are trapezoidal, and the strip-shaped anchoring members 2 are arranged on the steel structure plate surface 1 at intervals. Fig. 3 shows a more detailed view of a metal trapezoidal anchoring element 2 with a trapezoidal cross-section with a base of 2mm, a top of 8mm, a height of 4mm and a length of 50 mm.
Further, the length extending direction of the strip-shaped anchoring members 2 is the same as that of the steel structure plate surface 1, the steel structure plate surface 1 is longitudinally provided with a plurality of rows of strip-shaped anchoring members 2, the strip-shaped anchoring members 2 of each row of strip-shaped anchoring members 2 are longitudinally distributed along the steel structure plate surface at intervals, for example, two trapezoidal anchoring members 2 of each row of strip-shaped anchoring members 2 are longitudinally spaced by 40-60 cm, two adjacent rows of strip-shaped anchoring members are longitudinally staggered along the steel structure plate surface, and each 3 adjacent strip-shaped anchoring members 2 are arranged in a triangular (preferably equilateral triangle) manner and form an array form in a shape like a Chinese character 'pin' or an inverted Chinese character 'pin'.
Further, the steel structure plate surface 1 is covered with an antirust coating 3, and the connecting layer is covered on the antirust coating 3.
Example two
Referring to fig. 1 to 3, the embodiment of the invention also discloses a construction process of the anti-slip anti-crack terrace for the steel structure plate surface 1, which comprises the following steps:
pretreating the steel structure plate surface 1;
welding an anchoring component 2 on the steel structure plate surface 1;
in this embodiment, firstly, a metal plate surface is polished by sand paper, rust and dirt are removed, after the bridge surface is treated, metal trapezoidal anchoring members 2 are welded as shown in fig. 1, the length extending direction of the strip-shaped anchoring members 2 is the same as that of the steel structure plate surface 1, every 3 adjacent strip-shaped anchoring members 2 are arranged in a triangular (preferably equilateral triangle) shape, and form an array form in a shape of a Chinese character 'pin' or an inverted Chinese character 'pin'.
After the anchoring member 2 is welded, a layer of antirust coating 3 is coated on the steel structure plate surface 1;
and (3) making a polymer mortar layer 4 on the steel structure plate surface 1, after the polymer mortar layer 4 is solidified, constructing an anti-skid surface layer 5, and according to different anti-skid requirements, using different surface layer materials and construction processes.
As shown in fig. 2, after the welding of the trapezoidal metal anchoring member 2 is completed, a layer of anti-corrosive primer is applied on the steel structure panel 1, and after the anti-corrosive primer is solidified, a 6-12 mm polymer mortar layer 4 (for example, enhanced middle coating polymer mortar FL205 manufactured by marthan fortune materials science and technology limited) is applied on the steel structure panel 1.
Further, the construction of the anti-skid surface layer 5 specifically comprises the following steps: firstly, polishing a polymer mortar surface layer by using 120-mesh sand paper, when the requirement on anti-skid effect is not high, firstly coating an epoxy primer matched with the polyurea weather-proof wear-resistant flat-coating surface coating on the 4 surface of the polymer mortar layer, then adding a certain amount (20-30%) of quartz sand (the mesh number is less than a set value, such as 40-80 meshes of quartz sand, and can be adjusted according to requirements) into the polyurea weather-proof wear-resistant flat-coating surface coating, mixing and stirring, and directly rolling and coating the stirred material on the surface layer by using a short-hair roller; when the antiskid requirement is higher, coarser quartz sand can be used, namely the mesh number is larger than a set value (such as larger than 80 meshes, and can be adjusted according to needs), since the coarser quartz sand is easy to sink in the polyurea weather-resistant wear-resistant flat coating surface coating and can not be subjected to roll coating, the sand throwing method is used, sand throwing is simultaneously carried out when the epoxy base coating is coated, after the epoxy base coating is solidified, a surface layer is polished by sand paper and cleaned, so that the coarse sand is distributed more uniformly, and finally the polyurea weather-resistant wear-resistant flat coating surface coating is used for roll coating the top coating; also can use in two kinds of ways combines, through the molding of difference, different colours, the subregion construction makes steel construction face 1 more pleasing to the eye practical.
The invention is suitable for metal bridge floors of steel structure pedestrian overpasses and the like, can increase the anti-skid property of the steel structure plate surface 1 and beautify the bridge floor, and has simple structure, thin thickness and light dead weight.
The anti-skid anti-cracking terrace system for the steel structure plate surface 1 and the construction process thereof are particularly suitable for steel structure pedestrian overpasses, are quick to implement, short in period, environment-friendly and high in economical efficiency, and belong to the technical field of building construction.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a steel construction face is with anti terrace that splits of antiskid which characterized in that: the steel structure plate comprises a steel structure plate, wherein a plurality of anchoring components are fixed on the steel structure plate, a connecting layer covers the steel structure plate, the anchoring components are embedded in the connecting layer, and an anti-skid surface layer covers the connecting layer.
2. The anti-slip anti-crack terrace for the steel structure plate surface according to claim 1 is characterized in that: the connecting layer adopts a polymer mortar layer.
3. The anti-slip anti-crack terrace for the steel structure plate surface according to claim 1 or 2 is characterized in that: the connecting layer is coated with an epoxy base coat, and the epoxy base coat is coated with a mixture of a polyurea weather-proof wear-resistant flat coating surface coating and quartz sand to form an anti-skid surface layer.
4. The anti-slip anti-crack terrace for the steel structure plate surface according to claim 1 is characterized in that: the anchor component is a metal trapezoid anchor component, the trapezoid anchor component is wide at the top and narrow at the bottom, the lower end of the trapezoid anchor component is welded with the surface of the steel structure plate, and the upper end of the trapezoid anchor component is embedded in the connecting layer.
5. The anti-slip anti-crack terrace for the steel structure plate surface according to claim 4 is characterized in that: the anchoring members are strip-shaped, the cross sections of the anchoring members are trapezoidal, and the plurality of strip-shaped anchoring members are arranged on the surface of the steel structure plate at intervals.
6. The anti-slip anti-crack terrace for the steel structure plate surface according to claim 5 is characterized in that: the length extension direction of the strip-shaped anchoring components is the same as that of the steel structure plate surface, and every 3 adjacent strip-shaped anchoring components are arranged in a triangular mode and form an array form in a shape like a Chinese character 'pin' or an inverted Chinese character 'pin'.
7. The anti-slip anti-crack terrace for the steel structure plate surface according to claim 1 is characterized in that: the steel structure plate surface is covered with an antirust coating, and the connecting layer is covered on the antirust coating.
8. The construction process of the anti-slip anti-crack terrace for the steel structure plate surface is characterized by comprising the following steps of:
pretreating the steel structure plate surface;
welding an anchoring component on the surface of the steel structure plate;
after the anchoring component is welded, covering a layer of antirust coating on the surface of the steel structure plate;
and (3) making a polymer mortar layer on the surface of the steel structure, after the polymer mortar layer is solidified, constructing an anti-slip surface layer, and according to different anti-slip requirements, using different surface layer materials and construction processes.
9. The construction process according to claim 8, wherein: the construction of the anti-skid surface layer specifically comprises the following steps: polishing the polymer mortar surface layer, coating the epoxy primer coat matched with the polyurea weather-proof wear-resistant flat coating on the polymer mortar surface layer, adding quartz sand into the polyurea weather-proof wear-resistant flat coating, mixing and stirring, and directly rolling and coating the stirred material on the surface layer by using a short-hair roller.
10. The construction process according to claim 8, wherein: the construction of the anti-skid surface layer specifically comprises the following steps: and polishing the polymer mortar surface layer, polishing sand simultaneously when coating the epoxy base coat by using a sand polishing method, polishing the surface layer by using sand paper after the epoxy base coat is solidified, cleaning to ensure that coarse sand is distributed more uniformly, and finally coating the surface layer by using a polyurea weather-resistant wear-resistant flat coating surface in a rolling way.
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| CN202011401712.6A CN112575680A (en) | 2020-12-04 | 2020-12-04 | Anti-slip anti-cracking terrace for steel structure plate surface and construction process of anti-slip anti-cracking terrace |
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| CN202011401712.6A CN112575680A (en) | 2020-12-04 | 2020-12-04 | Anti-slip anti-cracking terrace for steel structure plate surface and construction process of anti-slip anti-cracking terrace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114434828A (en) * | 2022-01-25 | 2022-05-06 | 常州众杰复合材料有限公司 | Preparation method of silica gel mold of glass fiber reinforced plastic product with anti-skid surface |
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