CN216380223U - Corrosion-resistant FRP fiber recycled concrete cover plate - Google Patents
Corrosion-resistant FRP fiber recycled concrete cover plate Download PDFInfo
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- CN216380223U CN216380223U CN202123113894.XU CN202123113894U CN216380223U CN 216380223 U CN216380223 U CN 216380223U CN 202123113894 U CN202123113894 U CN 202123113894U CN 216380223 U CN216380223 U CN 216380223U
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Abstract
The utility model discloses a corrosion-resistant FRP fiber recycled concrete cover plate, which comprises an upper concrete cover plate, an FRP fiber interlayer, a positioning grid plate, a lower clamping plate and a steel wire longitudinal strip, wherein the device is formed by three layers of plate structures, the uppermost layer is the upper concrete cover plate, the upper concrete cover plate is exposed outside for a long time and is formed by cement, stones and concrete, the corrosion resistance and the oxidation resistance are realized, the firmness is improved, the middle layer is the FRP fiber interlayer, the lowermost layer is the lower clamping plate, the periphery of the lower clamping plate is provided with clamping grooves, the concrete cover plate is conveniently covered on other components, a smooth reinforcing rib is adopted to provide main reinforcing strength, an epoxy resin matrix is used as an adhesive to protect fibers, and the load is transferred onto the fibers, so that the overall practicability of the device is improved.
Description
Technical Field
The utility model relates to the technical field related to FRP (fiber reinforced plastic) fibers, in particular to a corrosion-resistant FRP fiber recycled concrete cover plate.
Background
FRP composite systems are made of high strength continuous fibers (e.g., glass or carbon filaments) combined with a polymer matrix. Where the fibers are selected to provide the primary reinforcing strength, and the polymer matrix (epoxy in most cases) acts as an adhesive, protects the fibers and transfers the load onto the fibers, the FRP composite can be adhered to the tension side of, for example, a plate or beam to provide additional tensile strength, or can be wrapped in a mesh of pliers and beams to increase the shear strength, or wrapped around posts to increase the shear and axial strength.
The utility model provides a corrosion-resistant FRP fiber recycled concrete cover plate which is used for solving the problems that the existing concrete cover plate has poor tensile strength and poor firmness, and multi-layer plates of the cover plate are easy to fall off and are not firm.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a corrosion-resistant FRP fiber recycled concrete cover plate to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the corrosion-resistant FRP fiber recycled concrete cover plate comprises an upper concrete cover plate, an FRP fiber interlayer, a positioning grid plate, a lower clamping plate and a steel wire longitudinal strip, wherein the lower surface of the upper concrete cover plate is glued with the FRP fiber interlayer, the lower surface of the FRP fiber interlayer is glued with the lower clamping plate, the upper part inside the FRP fiber interlayer is glued with a steel wire transverse strip, the inside of the FRP fiber interlayer is glued with the steel wire longitudinal strip, and the inside of the FRP fiber interlayer is glued with a chain.
Preferably, the upper surface of the upper concrete cover plate is provided with a concave buckle, and the lower clamping plate is provided with a positioning hole.
Preferably, a movable pull ring is installed inside the concave buckle, and a fixing screw is arranged inside the positioning hole.
Preferably, the steel wire transverse strips are welded with the steel wire longitudinal strips, and two ends of the chain are welded with the steel wire longitudinal strips.
Preferably, the steel wire horizontal strips and the steel wire vertical strips are vertically arranged, and the outer surface of the chain is glued with the epoxy resin matrix.
Preferably, a positioning grid plate is arranged inside the FRP fiber interlayer, and two groups of smooth reinforcing ribs are distributed inside the FRP fiber interlayer up and down in parallel.
Preferably, the fixing screws penetrate through the lower clamping plate and are in threaded connection with the interior of the FRP fiber interlayer, and the number of the concave buckles is two.
The utility model has the beneficial effects that:
1. the utility model is characterized in that an upper concrete cover plate, an FRP fiber interlayer, smooth reinforcing ribs, a positioning grid plate, a lower clamping plate, steel wire transverse strips, steel wire longitudinal strips, a chain and an epoxy resin matrix are mutually matched, firstly, the device is formed by a three-layer plate structure, the upper layer is the upper concrete cover plate, the upper concrete cover plate is formed by adopting cement, stone and concrete due to the long-term exposure of the upper concrete cover plate, the upper concrete cover plate is corrosion-resistant and oxidation-resistant and improves the firmness, the middle layer is the FRP fiber interlayer, the lowest layer is the lower clamping plate, the periphery of the lower clamping plate is provided with clamping grooves, the concrete cover plate is convenient to cover on other components, the FRP fiber interlayer is more complicated in structure, the steel wire transverse strips are laid on the upper side and the lower side inside the FRP fiber interlayer, meanwhile, a plurality of steel wire longitudinal strips are longitudinally laid inside the FRP fiber interlayer, two ends of the steel wire longitudinal strips are welded with the steel wire transverse strips, the positioning grid plate is arranged in the middle position inside the FRP fiber interlayer, the grid plate is used for fixing smooth strengthening rib, improves the whole tightness of concrete cover board, and is withstand voltage, erects the multiunit chain in grid plate's both sides, and the chain is wrapped up by the epoxy resin base member, and this device adopts steel wire horizontal bar, steel wire to indulge the frame that the strip strengthened FRP fibre intermediate layer, adopts smooth strengthening rib to provide main reinforcement intensity, and the epoxy resin base member acts as the adhesive, protects the fibre to on shifting the load to the fibre, improve the whole practicality of device.
2. Utilize last concrete cover plate, comb hourglass, concave knot and the activity pull ring mutually support, be equipped with a plurality of parallels in the top of last concrete cover plate and comb the hourglass, make things convenient for the discharge of concrete cover plate top ponding, be equipped with two concave knots simultaneously at the upper surface of last concrete cover plate, every is concave to be detained inside and all installs the activity pull ring, makes things convenient for staff's pulling installation concrete cover plate device.
3. According to the device, the lower clamping plate is arranged below the FRP fiber interlayer through the interaction of the FRP fiber interlayer, the lower clamping plate, the positioning holes and the fixing screws, the plurality of positioning holes are formed in the lower clamping plate, the device adopts the fixing screws, the fixing screws are in threaded connection with the interior of the FRP fiber interlayer after rotating to penetrate through the lower clamping plate, the FRP fiber interlayer and the lower clamping plate are fastened and clamped together through the fixing screws, the three-layer plate structure of the device is prevented from falling off, and the practicability is improved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the concrete deck;
FIG. 3 is a schematic view of the FRP fiber sandwich structure of the device;
in the figure: the device comprises an upper concrete cover plate 1, a grate-shaped drain 2, concave buttons 3, a movable pull ring 4, an FRP fiber interlayer 5, a smooth reinforcing rib 6, a positioning grid plate 7, a lower clamping plate 8, a positioning hole 9, a fixing screw 10, a steel wire transverse strip 11, a steel wire longitudinal strip 12, a chain 13 and an epoxy resin matrix 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a corrosion-resistant FRP fibre recycled concrete apron, including last concrete apron 1, FRP fibre intermediate layer 5, location grid plate 7, lower block plate 8 and steel wire vertical bar 12, the lower surface of going up concrete apron 1 glues with FRP fibre intermediate layer 5, FRP fibre intermediate layer 5's lower surface and lower block plate 8 veneer, the inside top of FRP fibre intermediate layer 5 and steel wire horizontal bar 11 veneer, FRP fibre intermediate layer 5 is inside to indulge bar 12 veneer with the steel wire, FRP fibre intermediate layer 5 is inside to glue with chain 13.
Furthermore, the upper surface of the upper concrete cover plate 1 is provided with the concave buckles 3, the lower clamping plate 8 is provided with the positioning holes 9, the lower clamping plate 8 is arranged below the FRP fiber interlayer 5, the plurality of positioning holes 9 are arranged inside the lower clamping plate 8, the device adopts the fixing screws 10, and after the fixing screws rotate to penetrate through the lower clamping plate 8, the fixing screws are connected with the inner threads of the FRP fiber interlayer 5, so that the practicability is improved.
Furthermore, the movable pull ring 4 is installed inside the concave buckle 3, the fixing screw 10 is arranged inside the positioning hole 9, the FRP fiber interlayer 5 and the lower clamping plate 8 are clamped together through the fixing screw 10, and the three-layer plate structure of the device is prevented from falling off.
Furthermore, the steel wire transverse strips 11 are welded with the steel wire longitudinal strips 12, and the two ends of the chain 13 are welded with the steel wire longitudinal strips 12, so that the frame stability of the FRP fiber interlayer 5 is improved.
Further, the steel wire transverse strips 11 and the steel wire longitudinal strips 12 are vertically arranged, the outer surface of the chain 13 is glued with the epoxy resin matrix 14, the chain 13 is wrapped by the epoxy resin matrix 14, and the epoxy resin matrix 14 serves as an adhesive to protect fibers.
Furthermore, a positioning grid plate 7 is arranged inside the FRP fiber interlayer 5, two groups of smooth reinforcing ribs 6 are distributed inside the FRP fiber interlayer 5 up and down side by side, the smooth reinforcing ribs 6 are adopted to provide main reinforcing strength, and the epoxy resin matrix 14 serves as an adhesive to protect fibers and transfer load to the fibers.
Furthermore, the fixing screws 10 penetrate through the lower clamping plate 8 to be connected with the inner threads of the FRP fiber interlayer 5, and the number of the concave buckles 3 is two, so that the worker can conveniently pull the movable pull ring 4, and the stability of the upper concrete cover plate 1 is ensured.
The working principle is as follows: firstly, the utility model is composed of a three-layer plate structure, the top layer is an upper concrete cover plate 1, because the upper concrete cover plate 1 is exposed outside for a long time, the upper concrete cover plate 1 is made of cement, stone and concrete, which is corrosion resistant, oxidation resistant and improves the firmness, the middle layer is an FRP fiber interlayer 5, the bottom layer is a lower clamping plate 8, the periphery of the lower clamping plate 8 is provided with a clamping groove, which is convenient for the concrete cover plate to cover on other components, the FRP fiber interlayer 5 is more complex, steel wire crossbands 11 are laid on the upper and lower sides in the FRP fiber interlayer 5, meanwhile, a plurality of steel wire longitudinal strips 12 are longitudinally laid in the FRP fiber interlayer 5, both ends of the steel wire longitudinal strips 12 are welded with the steel wire crossbands 11, a positioning grid plate 7 is arranged in the middle position in the FRP fiber interlayer 5, the positioning grid plate 7 is used for fixing smooth reinforcing ribs 6, which improves the whole firmness of the concrete cover plate, withstand voltage, erect multiunit chain 13 in the both sides of location grid plate 7, chain 13 is wrapped up by epoxy matrix 14, and this device adopts steel wire horizontal bar 11, steel wire vertical bar 12 to consolidate FRP fibre intermediate layer 5's frame, adopts smooth strengthening rib 6 to provide main reinforcement intensity, and epoxy matrix 14 acts as the adhesive, the protection fibre to shift the load on the fibre, improve the whole practicality of device. Secondly, be equipped with a plurality of parallel combs hourglass 2 in the top of last concrete cover plate 1, make things convenient for the discharge of concrete cover plate top ponding, be equipped with two concave buckles 3 at the upper surface of last concrete cover plate 1 simultaneously, every concave buckle 3 is inside all to install movable pull ring 4, makes things convenient for staff's pulling installation concrete cover plate device.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The corrosion-resistant FRP fiber recycled concrete cover plate comprises an upper concrete cover plate (1), an FRP fiber interlayer (5), a positioning grid plate (7), a lower clamping plate (8) and a steel wire longitudinal strip (12), and is characterized in that the lower surface of the upper concrete cover plate (1) is glued with the FRP fiber interlayer (5), the lower surface of the FRP fiber interlayer (5) is glued with the lower clamping plate (8), the upper part inside the FRP fiber interlayer (5) is glued with a steel wire transverse strip (11), the inner part of the FRP fiber interlayer (5) is glued with the steel wire longitudinal strip (12), and the inner part of the FRP fiber interlayer (5) is glued with a chain (13).
2. The corrosion-resistant FRP fiber recycled concrete cover plate of claim 1, wherein: the upper surface of the upper concrete cover plate (1) is provided with a concave buckle (3), and the lower clamping plate (8) is provided with a positioning hole (9).
3. The corrosion-resistant FRP fiber recycled concrete cover plate of claim 2, wherein: the inner part of the concave buckle (3) is provided with a movable pull ring (4), and the inner part of the positioning hole (9) is provided with a fixing screw (10).
4. The corrosion-resistant FRP fiber recycled concrete cover plate of claim 1, wherein: the steel wire transverse strips (11) are welded with the steel wire longitudinal strips (12), and two ends of the chain (13) are welded with the steel wire longitudinal strips (12).
5. The corrosion-resistant FRP fiber recycled concrete cover plate of claim 4, wherein: the steel wire transverse strips (11) and the steel wire longitudinal strips (12) are vertically arranged, and the outer surface of the chain (13) is glued with the epoxy resin matrix (14).
6. The corrosion-resistant FRP fiber recycled concrete cover plate of claim 1, wherein: the interior of the FRP fiber interlayer (5) is provided with a positioning grid plate (7), and two groups of smooth reinforcing ribs (6) are distributed in the interior of the FRP fiber interlayer (5) in parallel up and down.
7. The corrosion-resistant FRP fiber recycled concrete cover plate of claim 3, wherein: the fixing screws (10) penetrate through the lower clamping plate (8) and are in threaded connection with the interior of the FRP fiber interlayer (5), and the number of the concave buckles (3) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123113894.XU CN216380223U (en) | 2021-12-10 | 2021-12-10 | Corrosion-resistant FRP fiber recycled concrete cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123113894.XU CN216380223U (en) | 2021-12-10 | 2021-12-10 | Corrosion-resistant FRP fiber recycled concrete cover plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216380223U true CN216380223U (en) | 2022-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123113894.XU Active CN216380223U (en) | 2021-12-10 | 2021-12-10 | Corrosion-resistant FRP fiber recycled concrete cover plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216380223U (en) |
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2021
- 2021-12-10 CN CN202123113894.XU patent/CN216380223U/en active Active
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