CN220099990U - Highway cement fiber cover plate - Google Patents
Highway cement fiber cover plate Download PDFInfo
- Publication number
- CN220099990U CN220099990U CN202321683389.5U CN202321683389U CN220099990U CN 220099990 U CN220099990 U CN 220099990U CN 202321683389 U CN202321683389 U CN 202321683389U CN 220099990 U CN220099990 U CN 220099990U
- Authority
- CN
- China
- Prior art keywords
- concrete body
- cover plate
- cement
- fiber cover
- cement fiber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000835 fiber Substances 0.000 title claims abstract description 69
- 239000004568 cement Substances 0.000 title claims abstract description 47
- 239000004567 concrete Substances 0.000 claims abstract description 43
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 30
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 229920002748 Basalt fiber Polymers 0.000 claims description 15
- 239000004743 Polypropylene Substances 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 6
- -1 polypropylene Polymers 0.000 claims description 6
- 229920001155 polypropylene Polymers 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 5
- 238000011900 installation process Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 3
- 239000011150 reinforced concrete Substances 0.000 description 3
- 229920006351 engineering plastic Polymers 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
- Sewage (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model discloses a highway cement fiber cover plate, which comprises a concrete body, a protective bracket and a reinforcing framework, wherein the protective bracket is arranged on the concrete body; the protection support is a cuboid frame consisting of 4 vertical rods and 8 transverse rods, and the size and the shape of the cuboid frame are matched with those of the concrete body; the reinforced framework is embedded in the concrete body; the reinforced framework comprises reinforcing ribs and a fiber net; the reinforcing ribs form a rectangular frame; the fiber web is fixed on the rectangular frame; the cement fiber cover plate can reduce the damage to the concrete body in the transportation and installation processes, reduce the construction cost, greatly improve the mechanical properties of the concrete body, and enable the weight of the cement fiber cover plate to be smaller under the condition of the same mechanical properties; the cement fiber cover plate has the advantages of simple structure, good mechanical property, light weight and difficult damage, and is suitable for large-scale application in road engineering.
Description
Technical Field
The utility model relates to the technical field of road engineering, in particular to a cement fiber cover plate.
Background
In road engineering, various cover plates are used, including highway drain cover plates, underground pipeline slot cover plates and the like. Because the cover plate can be subjected to various external forces in the use process, the mechanical property of the cover plate is particularly important, and the cover plate has important significance for ensuring the road safety.
Reinforced concrete drain cover plates are a common cover plate with larger consumption and better mechanical property nowadays, and are applied to various roads on a large scale. However, in the long-term use process, the reinforced concrete cover plate still has the problems of heavy weight, easy corrosion of internal reinforcing steel bars, easy damage in the transportation and installation processes, serious influence on the engineering progress of road construction and the use safety of the road, and increased construction and maintenance cost, and is unfavorable for large-scale popularization and application.
Disclosure of Invention
The utility model aims at: aiming at the problems that the existing reinforced concrete cover plate is heavy, the internal steel bars are easy to rust, and the damage is easy to occur in the transportation and installation processes, the cement fiber cover plate for the expressway is provided.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a highway cement fiber cover plate comprises a concrete body, a protective bracket and a reinforcing framework; the protection support is a cuboid frame consisting of 4 vertical rods and 8 transverse rods, and the size and the shape of the cuboid frame are matched with those of the concrete body; the reinforced framework is embedded in the concrete body; the reinforced framework comprises reinforcing ribs and a fiber net; the reinforcing ribs form a rectangular frame; the web is secured to the rectangular frame.
According to the expressway cement fiber cover plate, the protection support in the cement fiber cover plate can protect a concrete body, reduce damage to the concrete body in the transportation and installation processes, and enhance the mechanical properties of the cement fiber cover plate, so that the construction cost can be reduced, and the mechanical properties of the cement fiber cover plate are better; meanwhile, the reinforced framework in the concrete body can greatly improve the mechanical property of the concrete body, so that the cement fiber cover plate has smaller weight under the condition of the same mechanical property, is convenient to install and transport, and can reduce the consumption of the concrete; the cement fiber cover plate has the advantages of simple structure, good mechanical property, light weight and difficult damage, and is suitable for large-scale application in road engineering.
Wherein, preferably, the concrete body comprises polypropylene fibers; most preferably, the polypropylene fibers have a nominal equivalent diameter of 10-30 μm and a length of 10-30mm.
Preferably, the cement fiber cover plate is further provided with a groove; the groove is positioned on the side surface of the concrete body; the arrangement of the grooves is convenient for placing and disassembling the cement fiber cover plate, and simultaneously, the water flow is convenient to pass through; most preferably, the grooves are trapezoidal.
Preferably, the protective bracket is angle steel or engineering plastic with the same shape.
Wherein, preferably, the protective bracket is coated with an anti-corrosion layer; the corrosion-resistant layer can reduce the corrosion speed of the protective bracket and prolong the service life.
Preferably, the fiber web is in a transverse shape like a Chinese character 'wang', and corresponds to the reinforcing rib; the preferred fiber net layout mode can reduce the consumption of fiber net and can not reduce the mechanical property of the cement fiber cover plate.
Preferably, the reinforcing ribs are basalt fiber ribs.
Preferably, the diameter of the basalt fiber rib is 6mm.
Wherein, preferably, the fiber web is basalt fiber web.
Preferably, the specification of the basalt fiber is 90KN.
Preferably, the mesh size of the basalt fiber net is 1-3cm.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
1. the protective bracket in the cement fiber cover plate can protect the concrete body, reduce the damage to the concrete body in the transportation and installation processes, and enhance the mechanical property of the cement fiber cover plate, thereby reducing the construction cost and having better mechanical property.
2. The reinforced skeleton in the concrete body of the cement fiber cover plate can greatly improve the mechanical property of the concrete body, so that the cement fiber cover plate has smaller weight under the condition of the same mechanical property, is convenient to install and transport, and can reduce the consumption of the concrete.
3. The cement fiber cover plate provided by the utility model can reduce the consumption of the fiber net and can not reduce the mechanical property of the cement fiber cover plate by optimizing the layout mode of the fiber net in the reinforced framework.
4. The cement fiber cover plate has the advantages of simple structure, good mechanical property, light weight and difficult damage, and is suitable for large-scale application in road engineering.
Drawings
FIG. 1 is a schematic view showing the structure of a cement fiber cover plate in embodiment 1 of the present utility model;
FIG. 2 is a left side view of the cement fiber cover plate in example 1 of the present utility model;
FIG. 3 is a front view of a cement fiber cover plate in example 1 of the present utility model;
FIG. 4 is a cross-sectional view taken along the direction A-A of the cement fiber cover plate in example 1 of the present utility model;
FIG. 5 is a sectional view taken along the direction B-B of the cement fiber cover plate in example 1 of the present utility model;
FIG. 6 is a schematic structural view of a reinforcing member for a cement fiber cover plate in embodiment 1 of the present utility model;
FIG. 7 is a schematic view showing the structure of a vertical rod of a support assembly of a cement fiber cover in embodiment 1 of the present utility model;
FIG. 8 is a schematic view showing the structure of a transverse rod of a support assembly of a cement fiber cover in embodiment 1 of the present utility model;
the marks in the figure: 1-a concrete body; 2-a protective bracket; 201-vertical bars; 202-transverse bar; 3-reinforcing the skeleton; 301-reinforcing ribs; 302-a fibrous web; 4-grooves.
Detailed Description
The present utility model will be described in detail with reference to the accompanying drawings.
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1:
an expressway cement fiber cover plate (780 mm. Times.490 mm. Times.25 mm) (see figures 1, 2, 3, 4 and 5) mainly comprises a concrete body 1, a protective bracket 2 and a reinforcing framework 3; wherein, the protective bracket 1 is a cuboid frame consisting of 4 vertical rods 201 and 8 transverse rods 202; the 4 vertical rods 201 and the 8 transverse rods 202 are all angle steel (1 mm thick and 5mm wide) (fig. 7 and 8), and the cuboid frame is matched with the size and shape of the concrete body 1; the reinforced framework 3 (760 mm is 450 mm) is pre-embedded in the concrete body 1 (positioned in the middle of the concrete body 1); the reinforcing cage 3 (fig. 6) is mainly composed of reinforcing ribs 301 (basalt fiber ribs of 6mm in diameter) and a fiber web 302 (basalt fibers of 90KN in specification); the reinforcing ribs 301 form a rectangular frame (three reinforcing ribs in the horizontal and vertical directions); the web 302 (100 mm wide, laid down along the ribs; shaped like a transverse "king" to a letter) is fixed to a rectangular frame; the concrete body 1 is provided with a groove 4 (trapezoid; top edge 300mm long, height 10mm, bottom edge 328 mm) in the middle of the long side.
Example 2:
an expressway cement fiber cover plate (780 mm. Times.490 mm. Times.25 mm) mainly comprises a concrete body 1, a protective bracket 2 and a reinforcing framework 3; wherein, polypropylene fiber with nominal equivalent diameter of 20 mu m and length of 20mm is added in the concrete body 1; the protective bracket 1 is a cuboid frame consisting of 4 vertical rods 201 and 8 transverse rods 202; the 4 vertical rods 201 and the 8 transverse rods 202 are all angle steel (1 mm thick and 5mm wide); the angle steel is coated with an anti-corrosion layer; the size and shape of the cuboid frame are matched with those of the concrete body 1; the reinforced framework 3 (760 mm is 450 mm) is pre-embedded in the concrete body 1 (positioned in the middle of the concrete body 1); the reinforcing cage 3 is mainly composed of reinforcing ribs 301 (basalt fiber ribs with a diameter of 6 mm) and a fiber web 302 (basalt fibers with a specification of 90 KN); the reinforcing ribs 301 form a rectangular frame (three reinforcing ribs in the horizontal and vertical directions); the web 302 (100 mm wide, laid down along the ribs; shaped like a transverse "king" is) is secured to a rectangular frame.
Example 3:
an expressway cement fiber cover plate (780 mm. Times.490 mm. Times.25 mm) mainly comprises a concrete body 1, a protective bracket 2 and a reinforcing framework 3; wherein, polypropylene fiber with nominal equivalent diameter of 20 mu m and length of 20mm is added in the concrete body 1; the protective bracket 1 is a cuboid frame consisting of 4 vertical rods 201 and 8 transverse rods 202; the 4 vertical rods 201 and the 8 transverse rods 202 are engineering plastics (the thickness is 2mm and the width is 5 mm), and the cuboid frame is matched with the size and the shape of the concrete body 1; the reinforced framework 3 (760 mm is 450 mm) is pre-embedded in the concrete body 1 (positioned in the middle of the concrete body 1); the reinforcing cage 3 is mainly composed of reinforcing ribs 301 (basalt fiber ribs with a diameter of 6 mm) and a fiber web 302 (basalt fibers with a specification of 90 KN); the reinforcing ribs 301 form a rectangular frame (three reinforcing ribs in the horizontal and vertical directions); the web 302 (100 mm wide, laid down along the ribs; shaped like a transverse "king" to a letter) is fixed to a rectangular frame; the concrete body 1 is provided with a recess 4 (trapezoid; top edge 200mm long, height 10mm, bottom edge 228 mm) in the middle of the short side.
The foregoing description of the preferred embodiments of the utility model 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 utility model.
Claims (10)
1. The highway cement fiber cover plate is characterized by comprising a concrete body (1), a protective bracket (2) and a reinforcing framework (3); the protection bracket (2) is a cuboid frame consisting of 4 vertical rods (201) and 8 transverse rods (202), and the cuboid frame is matched with the concrete body (1) in size and shape; the reinforced framework (3) is pre-buried in the concrete body (1); the reinforcing framework (3) comprises reinforcing ribs (301) and a fiber net (302); the reinforcing ribs (301) form a rectangular frame; the web (302) is secured to the rectangular frame.
2. Cement fiber cover board according to claim 1, characterized in that the concrete body (1) comprises polypropylene fibers.
3. Cement fiber cover board according to claim 2, characterized in that the polypropylene fibers have a nominal equivalent diameter of 10-30 μm and a length of 10-30mm.
4. Cement fiber cover board according to claim 1, characterized in that the cement fiber cover board is further provided with grooves (4); the grooves (4) are positioned on the side surface of the concrete body (1).
5. Cement fiber cover board according to claim 1, characterized in that the protective support (2) is coated with an anti-corrosion layer.
6. The cement fiber cover board of claim 1, wherein the fiber web (302) is transverse "king" shaped and the fiber web (302) corresponds to the reinforcing ribs (301).
7. A cement fibre cover as claimed in claim 1, characterised in that the reinforcing ribs (301) are basalt fibre ribs.
8. The cement fiber cover board of claim 7, wherein the basalt fiber ribs have a diameter of 6mm.
9. Cement fiber cover board according to any one of claims 1-8, characterized in that the fiber web (302) is a basalt fiber web.
10. The cement fiber cover board of claim 9, wherein the basalt fiber has a specification of 90KN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321683389.5U CN220099990U (en) | 2023-06-29 | 2023-06-29 | Highway cement fiber cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321683389.5U CN220099990U (en) | 2023-06-29 | 2023-06-29 | Highway cement fiber cover plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220099990U true CN220099990U (en) | 2023-11-28 |
Family
ID=88870886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321683389.5U Active CN220099990U (en) | 2023-06-29 | 2023-06-29 | Highway cement fiber cover plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220099990U (en) |
-
2023
- 2023-06-29 CN CN202321683389.5U patent/CN220099990U/en active Active
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