CN209389625U - A kind of RPC pre-fabricated electric cables slot protective plate - Google Patents
A kind of RPC pre-fabricated electric cables slot protective plate Download PDFInfo
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- CN209389625U CN209389625U CN201920304997.8U CN201920304997U CN209389625U CN 209389625 U CN209389625 U CN 209389625U CN 201920304997 U CN201920304997 U CN 201920304997U CN 209389625 U CN209389625 U CN 209389625U
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Abstract
The utility model provides a kind of RPC pre-fabricated electric cables slot protective plate, including integrally formed protecting wall, straight wall, abutment wall and bottom plate, protecting wall and abutment wall are vertically set on the both ends of bottom plate, straight wall is vertically set on the middle part of bottom plate, steel bar stress is internally provided in protecting wall, bottom plate and abutment wall, steel bar stress is vertically installed with the distributing reinforcement of lateral arrangement in bottom plate position, and distributing reinforcement and steel bar stress are bound.The utility model is equipped with steel bar stress and distributing reinforcement in protective plate, improves bending strength, while obtaining good toughness and ductility.
Description
Technical field
The present invention relates to public transit facility technical field, in particular to a kind of RPC pre-fabricated electric cables slot protective plate.
Background technique
Cement concrete is one of maximum construction material of current usage amount, is played in building field very important
Effect.As social production level continues to develop, the comprehensive performance of cement concrete is required also to be continuously improved.Both it needs to reduce
Production energy consumption and pollution, and need to meet high durable, the demands such as corrosion-resistant.Reactive Powder Concrete, that is, RPC material has high-strength
The characteristics such as degree, high tenacity, high permeability resistant, high-durability and the intrusion that can effectively stop hazardous medium, while there is weight
Small, material saving, insulation, the advantages that fire prevention, overall cost is low, overall cost is low, environmental benefit is obvious.
Existing protective plate is mostly polymer matrix composites production, is self-possessed small, it usually needs will be put down using metal connecting piece
Platen is fixed up with bracket.Bracket is composite material or steel, and structure and material cause the support strength of bracket inadequate.Phase
A kind of average weight, the enough protective plates of intensity are needed to existing protective plate.
Summary of the invention
The utility model provides a kind of RPC pre-fabricated electric cables slot protective plate, and it is unstable to solve protection plate structure in the prior art
Fixed, spoilage is increased, the inadequate problem of Material Strength.
A kind of RPC pre-fabricated electric cables slot protective plate provided by the utility model, including integrally formed protecting wall, straight wall, side
Wall and bottom plate, protecting wall and abutment wall are vertically set on the both ends of bottom plate, and straight wall is vertically set on the middle part of bottom plate, and protecting wall erects
Wall and abutment wall are parallel to each other, protecting wall, bottom plate, and abutment wall is internally provided with steel bar stress, and steel bar stress horizontal component is set to bottom
Intralamellar part, steel bar stress vertical portion are respectively arranged inside protecting wall and abutment wall, and steel bar stress penetrates through protecting wall, bottom plate, side
Wall, steel bar stress bottom plate position are vertically installed with the distribution bar of lateral arrangement, and distribution bar and steel bar stress are bound.Protecting wall
Horizontal impact forces after being primarily subjected to inside train derailing, play blocking and guiding role, abutment wall bear railing or sound barrier water
Gentle vertical load, straight wall bear sidewalk slab vertical load, and protecting wall, straight wall, abutment wall pass the horizontal, vertical load of receiving
Bottom plate is passed, the horizontal, vertical load of receiving is passed to the bridge flange plate below structure, stress steel by connecting elements by bottom plate
Muscle is arranged in concrete component along length direction, pulling force or pressure is mainly born in component, distribution bar is as auxiliary bar
It binds with steel bar stress into steel mesh, spreads the concentrfated load on plate in a big way.
A kind of RPC pre-fabricated electric cables slot protective plate of the utility model, as a preferred method, protecting wall, straight wall, side
Wall, base plate interior are evenly arranged with steel fibre, and the fiber that tensile strength is high, limit elongation is big, alkali resistance is good is added, can with gram
Take the problem that tensile strength is low, limit elongation is small, property is crisp.
A kind of RPC pre-fabricated electric cables slot protective plate of the utility model, as a preferred method, on the inside of protecting wall and abutment wall
What lower part was separately provided for placing pedestrian trail board widens platform, straight wall and to widen plateau levels position contour, for setting
Set pedestrian trail board.
A kind of RPC pre-fabricated electric cables slot protective plate of the utility model, protecting wall is up-narrow and down-wide as a preferred method,
Structure protects the medial surface tilt angle of wallboard greater than 0 degree and less than or equal to 10 degree, and the tilt angle of the top surface of bottom plate is greater than 0
Degree and it is less than or equal to 5 degree, bottom surface, which is provided with protecting wall side and is higher than bottom surface, to be provided with abutment wall side and can either guarantee making for component
With intensity, and the usage amount of Reactive Powder Concrete can be reduced, to reduce the manufacturing cost of RPC protective plate.
A kind of RPC pre-fabricated electric cables slot protective plate of the utility model, as a preferred method, protecting wall, straight wall, abutment wall
Back plate connections are provided with chamfering, avoid generating stress concentration in junction, to improve RPC pre-fabricated electric cables slot protective plate
Service life.
A kind of RPC pre-fabricated electric cables slot protective plate provided by the utility model, eliminates coarse aggregate according to dense packing principle,
So that matrix has very high compactness and compression strength；The crisp of high-strength concrete material is overcome further through mixing of steel fiber
Property, bending strength is improved, while obtaining good toughness and ductility.Reactive Powder Concrete material is in engineering structure
Application can solve the disadvantages of current high performance concrete tensile strength is low, brittleness is big, volume stability is bad, reduce knot
The sectional dimension of structure object mitigates self weight.Also have the characteristics that fire protecting performance is high, anticorrosive simultaneously, improves the durability of structure.
The utility model is further embedded the stiffener in each component, can effectively improve bridge floor affiliated facility
Structural strength and bearing capacity, and make bridge floor affiliated facility intensity with higher and durability.
Detailed description of the invention
Fig. 1 is RPC pre-fabricated electric cables slot protection plate structure schematic diagram.
Appended drawing reference:
1, protecting wall；2, straight wall；3, abutment wall；4, bottom plate；5, steel bar stress；6, distributing reinforcement；7, widen platform；8, chamfering.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Embodiment 1
As shown in Figure 1, a kind of RPC pre-fabricated electric cables slot protective plate, including protecting wall 1, straight wall 2, abutment wall 3, bottom plate 4, protection
Wall 1, straight wall 2, abutment wall 3 are vertically arranged, are parallel to each other, and bottom plate 4 is horizontally disposed, and protecting wall 1 and abutment wall 3 are respectively perpendicular and are set to bottom
The both ends of plate 4, straight wall 2 are vertically installed on the bottom plate 4 between protecting wall 1 and abutment wall 3.Protecting wall 1, bottom plate 4, inside abutment wall 3
It is provided with steel bar stress 5, steel bar stress 5 is in " Qian " type, and steel bar stress 5 " Qian " type horizontal component is set to inside bottom plate 4, stress
5 vertical portion of reinforcing bar is respectively arranged inside protecting wall 1 and abutment wall 3, and steel bar stress 5 penetrates through protecting wall 1, bottom plate 4, abutment wall 3.By
5 bottom plate of power reinforcing bar, 4 position is vertically installed with the distributing reinforcement 6 of lateral arrangement, and distributing reinforcement 6 and steel bar stress 5 are bound.Protecting wall 1 erects
Wall 2, abutment wall 3 are evenly arranged with steel fibre inside bottom plate 4.Protecting wall 1 and 3 lower inside of abutment wall are separately provided for placing
Pedestrian trail board's widens platform 7, straight wall 2 and to widen 7 horizontal position of platform contour.Protecting wall is up-narrow and down-wide structure, protection
The medial surface tilt angle of wallboard is greater than 0 degree and less than or equal to 10 degree, and the tilt angle of the top surface of bottom plate 4 is greater than 0 degree and is less than
Equal to 5 degree, bottom surface is provided with protecting wall side and bottom surface is provided with 3 side of abutment wall.Protecting wall 1, straight wall 2, abutment wall 3 and bottom plate
4 junctions are provided with chamfering 8.
Protective plate is made of active concrete powder, and raw material include cement, quartz sand, mineral admixture, chemistry
Reinforcing agent, high-strength steel fibre, water；Proportion is cement 600-800kg/m3, quartz sand 1100-1300kg/m3, mineral admixture
150-250kg/m3, chemical intensifier 50-80kg/m3, high-strength steel fibre 80-160kg/m3, water 110-130kg/m3。
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of RPC pre-fabricated electric cables slot protective plate, it is characterised in that: including integrally formed protecting wall (1), straight wall (2), abutment wall
(3) and bottom plate (4), the protecting wall (1) and the abutment wall (3) are vertically set on the both ends of the bottom plate (4), the straight wall
(2) it is vertically set on the middle part of the bottom plate (4), the protecting wall (1), the straight wall (2) and the abutment wall (3) are mutually flat
Row；The protecting wall (1), the bottom plate (4), the abutment wall (3) are internally provided with steel bar stress (5), the steel bar stress (5)
Horizontal component is set to the bottom plate (4) inside, and steel bar stress (5) vertical portion is respectively arranged at the protecting wall (1)
Internal with the abutment wall (3), the steel bar stress (5) penetrates through the protecting wall (1), the bottom plate (4), the abutment wall (3)；Institute
It states steel bar stress (5) and is vertically installed with the distributing reinforcement (6) of lateral arrangement, the distributing reinforcement (6) and institute in the bottom plate (4) position
State steel bar stress (5) binding.
2. a kind of RPC pre-fabricated electric cables slot protective plate according to claim 1, it is characterised in that: in the protecting wall (1),
The straight wall (2), the abutment wall (3), the bottom plate (4) is internal to be evenly arranged with steel fibre.
3. a kind of RPC pre-fabricated electric cables slot protective plate according to claim 1, it is characterised in that: the protecting wall (1) and institute
It states abutment wall (3) lower inside and is separately provided for placing pedestrian trail board and widen platform (7), the straight wall (2) and described
It is contour to widen platform (7) horizontal position.
4. a kind of RPC pre-fabricated electric cables slot protective plate according to claim 1, it is characterised in that: the protecting wall is upper narrow
The medial surface tilt angle of lower width structure, the protection wallboard is greater than 0 degree and is less than or equal to 10 degree, the top surface of the bottom plate (4)
Tilt angle be greater than 0 degree and be less than or equal to 5 degree, the bottom surface be provided with the protecting wall side be higher than the bottom surface be provided with
Abutment wall (3) side.
5. a kind of RPC pre-fabricated electric cables slot protective plate described in any one of its according to claim 1, it is characterised in that: in institute
It states protecting wall (1), the straight wall (2), the abutment wall (3) and the bottom plate (4) junction are provided with chamfering (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920304997.8U CN209389625U (en) | 2019-03-12 | 2019-03-12 | A kind of RPC pre-fabricated electric cables slot protective plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920304997.8U CN209389625U (en) | 2019-03-12 | 2019-03-12 | A kind of RPC pre-fabricated electric cables slot protective plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209389625U true CN209389625U (en) | 2019-09-13 |
Family
ID=67853018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920304997.8U Active CN209389625U (en) | 2019-03-12 | 2019-03-12 | A kind of RPC pre-fabricated electric cables slot protective plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209389625U (en) |
-
2019
- 2019-03-12 CN CN201920304997.8U patent/CN209389625U/en active Active
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