CN206512106U - Cement-based material functionally gradient brick - Google Patents
Cement-based material functionally gradient brick Download PDFInfo
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- CN206512106U CN206512106U CN201621159647.XU CN201621159647U CN206512106U CN 206512106 U CN206512106 U CN 206512106U CN 201621159647 U CN201621159647 U CN 201621159647U CN 206512106 U CN206512106 U CN 206512106U
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- cement
- brick
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- functionally gradient
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
A kind of cement-based material functionally gradient brick, the functionally gradient brick has two functionally graded layers up and down, respectively toughening cement-based materials layer and cement concrete basic unit, described fiber cement-based material toughening layer is fibre mortar layer, described cement concrete basic unit is pea gravel concreten layer, and the vertical direction of the functionally gradient brick is Z-shaped section.The utility model provide a kind of mitigation road surface differential settlement, keep road surface telescopicing performance while reduce road surface moisture permeated to roadbed, Resisting fractre, the functionally gradient brick of resistance to surface freeze-thaw damage better performances, suitable for industrialized production, so as to reduce pavement disease.
Description
Technical field
The utility model belongs to architecture engineering material technical field, is related to a kind of cement-based material functionally gradient brick.
Background technology
In recent ten years, with the continuous improvement that the continuous quickening and landscaping of China's process of modernization are required,
The ground on pavement and square mostly uses cement concrete square brick or stone material floor tile paving.Based on current construction technology and matter
The technological requirement and the general feature without roadbed working procedure at reserved expansion joint are needed between amount management status, and floor tile, is led
People's row sub-surface is caused differential settlement, ponding occur, pavior brick loosenings, warpage, depression, fracture, surface freeze-thaw damage etc. are normal
See disease, influence the attractive in appearance and city image of road, certain potential safety hazard is also brought to pedestrian, since after building i.e. it is bad
The vicious circle of change-reparation, reduces economic benefit and social benefit.China carries out large-scale Urbanization Construction, people
The disease in walking along the street face also constantly annoyings urban construction person and manager.
By improving construction technology or taking strict quality control method, people's row pavement disease can be no doubt reduced, but
This needs a complicated process, and the specialized capability of construction worker is difficult to improve comprehensively in a short time.However, based on material
The progress of scientific research, reduction people's row pavement disease that the design by improving pavior brick can get instant result solves engineering difficult
Topic.
FGM is a kind of novel design of material thought, because of its excellent material property, once proposing immediately
Cause the great attention of countries in the world material science worker and deploy research to it.Chinese patent Authorization Notice No.
CN102134660B, authorized announcement date are on July 4th, 2012, entitled " functionally gradient cemented carbide of rich surface Emission in Cubic and
Preparation method ", Chinese patent Authorization Notice No. CN101565791B, authorized announcement date is on November 23rd, 2011, entitled " one
Plant heat insulation functional gradient material and preparation method thereof ", prepare functionally gradient from improvement material hardness and heat-proof quality angle respectively
Material, meets engineering demand, but its material used is widely used in the cement matrix for making pavior brick with building engineering field
Material is entirely different, it is impossible to be widely used in building engineering field.Chinese patent Authorization Notice No. CN102561532B, Granted publication
Day is on 2 19th, 2014, entitled " a kind of functionally gradient foamed concrete thermal-insulating material and preparation method thereof ", and this method is public
A kind of scheme for solving building heat preservation is opened.
Cement-based material brick low manufacture cost, will be the main flow of architecture engineering material within following a period of time, and water
It is a chemical reaction process that the semiliquid material that cement-based material is completed from stirring, which is changed into artificial stone, and material property can be taking human as
Design, by the cement-based material placement layer by layer with individual material properties together, it is possible to achieve two or more storerooms
Perfection is bonded, and forms overall.
The content of the invention
In order to overcome, the road surface differential settlement of existing functionally gradient brick is larger, road surface moisture permeates larger, anti-to roadbed
Fracture, the deficiency of resistance to surface freeze-thaw damage poor-performing, the utility model provide a kind of mitigation road surface differential settlement, keep road
Reduced while the telescopicing performance of face road surface moisture permeated to roadbed, the functions of Resisting fractre, resistance to surface freeze-thaw damage better performances ladder
Brick is spent, suitable for industrialized production, so as to reduce pavement disease.
The utility model solves the technical scheme that its technical problem used：
A kind of cement-based material functionally gradient brick, the functionally gradient brick has two functionally graded layers up and down, is respectively
Toughening cement-based materials layer and cement concrete basic unit, described fiber cement-based material toughening layer are fibre mortar layer, described
Cement concrete basic unit be pea gravel concreten layer, the vertical direction of the functionally gradient brick is Z-shaped section.
Further, two layers of formation dislocation up and down, misplace 10~30mm of size, is formed and mutually overlapped between brick and brick.
Further, described dislocation is required according to road surfacing, above and below setting functionally graded layer unidirectionally misplace, two-way mistake
Position, upper strata are unidirectionally retracted, the two-way retraction in upper strata or upper strata cantilever.
Further, described functionally gradient brick surface sets concavo-convex anti-skidding decorative pattern or bar shaped, circular protrusions sidewalk for visually impaired people to lead
Tendering will.
The beneficial effects of the utility model are mainly manifested in：The utility model is applied to the cement base on laying pavement road surface
Material function gradient brick, gives full play to the good characteristic of FGM, and resistance to fracture, shock resistance are used on the upper strata of brick
Property, splitting resistance, wearability and freeze thawing resistance destroy the fibre mortar of excellent in te pins of durability, lower floor uses pea gravel concreten, utilizes water
The characteristic of this chemical reaction of muddy waterization, forms perfect bonding, it is ensured that brick by the material of functionally graded layer different performance
Globality；Brick body levels raw material material may be incorporated into flyash the like waste, using mechanism or can regenerate thick, thin bone
Waste and old rubber particle can be also added in material, lower-layer concrete pea gravel concreten, it is ensured that on the premise of material property, maximally utilized
Discarded object, environmental protection；Functional layer dislocation makes the vertical section formation Z-section of brick above and below functionally gradient brick, can between fragment of brick
Mutually to overlap, reduce moisture and penetrate into roadbed, reduction differential settlement, avoid producing surface gathered water, and fragment of brick top " cantilever "
Part is high-tenacity fiber mortar, unsuitable arrisdefect, fracture；In the case of the natural material worsening shortages such as sand, stone, using regeneration
Aggregate replaces natural material, it is ensured that on the premise of sustainable development, effectively offsets the cost raising that a small amount of fiber increase is brought.By
In use, the functionally gradient brick lays people walking along the street face it is possible to prevente effectively from pavement disease, substantially reduces maintenance cost and extension is used
Life-span, with foreseeable industrial production and future in engineering applications, it will produce considerable economic benefit.
Brief description of the drawings
Fig. 1 is unidirectional dislocation functionally gradient brick schematic diagram, wherein, 1 it is upper strata, 2 is lower floor, a is toughening cement-based materials
Layer, b are cement concrete basic unit.
Fig. 2 is two-way dislocation functionally gradient brick schematic diagram.
Fig. 3 is that upper strata is unidirectionally retracted functionally gradient brick schematic diagram.
Fig. 4 is the two-way retraction functionally gradient brick schematic diagram in upper strata.
Fig. 5 is the unidirectional cantilever functionally gradient brick schematic diagram in upper strata.
Fig. 6 is band salient point guiding function gradient brick schematic diagram.
Fig. 7 is functionally gradient brick making schematic diagram.
Embodiment
The utility model is further described below in conjunction with the accompanying drawings.
A kind of 1~Fig. 7 of reference picture, cement-based material functionally gradient brick, the functionally gradient brick has two functions up and down
Gradient layer, respectively toughening cement-based materials layer a and cement concrete basic unit b, described fiber cement-based material toughening layer a are
Fibre mortar layer, described cement concrete basic unit b is pea gravel concreten layer, and the vertical direction of the functionally gradient brick is Z-shaped
Section.
Further, two layers of formation dislocation up and down, misplace 10~30mm of size, is formed and mutually overlapped between brick and brick.
Further, described dislocation is required according to road surfacing, above and below setting functionally graded layer unidirectionally misplace, two-way mistake
Position, upper strata are unidirectionally retracted or the two-way retraction in upper strata.
Further, described functionally gradient brick surface sets concavo-convex anti-skidding decorative pattern or bar shaped, circular protrusions sidewalk for visually impaired people to lead
Tendering will.
The preparation method of the cement-based material functionally gradient brick of the present embodiment, step is：
1) decorative pattern of selection function gradient brick surface layer template, prepares xenotype mold, brushing interleaving agent；
2) be pressed into fibre mortar in mould lower floor, shaping of vibrating, the binder materials of the fibre mortar of shaping layer, fine aggregate,
Water, water reducer and fiber, wherein binder materials, fine aggregate, water and water reducer are by weight：100 parts of binder materials, fine aggregate
10~65 parts, 20~50 parts of water, 0.8~1.5 part of water reducer, fibers content is according to prepared toughening cement-based materials layer cumulative volume
1%~2.5% meter, binder materials include 15~50 parts of cement, 40~85 parts of flyash, 0~5 part of silicon ash, granulated blast-furnace ore deposit
0~10 part of ground-slag, binder total amount control is 100 parts；
3) after after fibre mortar layer final set, layer concrete is poured, shaping of vibrating is floating；The pea gravel concreten layer of shaping
Raw material include binder materials, coarse aggregate, fine aggregate and water, the binder materials, coarse aggregate and fine aggregate are by weight：Glue
100 parts of gel material, 250~350 parts of coarse aggregate, 200~250 parts of fine aggregate, 40~60 parts of water, rubber powder volume is according to fine aggregate
0~10% meter of volume replaces fine aggregate, and the proportionate relationship for the various materials that binder materials is included is：50~100 parts of cement,
0~40 part of flyash, 0~50 part of ground granulated blast furnace slag, and control total quantity are 100 parts；
4) form removal is conserved to reaching the scheduled time.
Embodiment 1
In the present embodiment, fibre mortar layer (fiber cement-based material toughening layer) includes binder materials, fine aggregate, water, subtracted
Aqua and fiber, wherein binder materials, fine aggregate, water and water reducer are by weight：Binder materials, volume is 100 parts, thin bone
Material uses artificial sand, and volume is 10 parts, and maximum particle diameter is 0.5mm, and water volume is 20 parts, and polycarboxylate water-reducer consumption is gelling material
Expect the 1.2% of weight, fiber uses vinal, volume for preparation toughening cement-based materials layer cumulative volume 1%；Institute
Binder materials is stated from the Portland cements of P.O 425 and flyash, wherein, 15 parts of cement, 85 parts of flyash；
The vinal length used is 12mm, and diameter 0.039mm, tensile strength is 1620MPa, and modulus of elasticity is
42.8GPa, ultimate elongation is 6%.
The raw material of bottom pea gravel concreten layer includes binder materials, coarse aggregate, fine aggregate and water, the binder materials, thick
Aggregate and fine aggregate are by weight：Binder materials selects the Portland cements of P.O 425, and volume is 100 parts；Maximum particle diameter
For 10mm 250 parts of coarse aggregate volume, 200 parts of fine aggregate, 40 parts of water.Coarse aggregate uses recycled concrete coarse aggregate, maximum grain
Footpath is 10mm.Fine aggregate matches somebody with somebody sand in good mechanism using level.
The functionally gradient blind-guide brick unidirectionally misplaced is made, as shown in Figure 6.The unidirectional dislocation template of selection, misplace chi up and down
Very little is 30mm, end template of the selection with circular pit, rigging and brushing releasing agent；Top function is weighed according to match ratio
Gradient layer raw material, first mixed cement slurry, and sand is added after uniform and is stirred, and is eventually adding vinal, and add
Enter water reducer to be stirred until homogeneous.By the fibre mortar being stirred injection template bottom, flushed with dislocation line and preliminary floating；Stirring
Base rubber concrete, after lower floor has poured fibre mortar initial set, the rubber concrete injection mould remaining space being stirred,
By the floating rear progress maintenance of top surface 1 day, continue to conserve after form removal to can be used to laying of roadway to 14 days.
Embodiment 2
In the present embodiment, fibre mortar layer (fiber cement-based material toughening layer) includes binder materials, fine aggregate, water, subtracted
Aqua and fiber, wherein binder materials, fine aggregate, water and water reducer are by weight：Binder materials, volume is 100 parts, thin bone
Material uses artificial sand, and volume is 30 parts, and maximum particle diameter is 0.5mm, and water volume is 40 parts, and polycarboxylate water-reducer consumption is gelling material
Expect 1.5 parts of weight, fiber uses vinal, volume for preparation toughening cement-based materials layer cumulative volume 1%；Institute
Binder materials is stated from the Portland cements of P.O 425 and flyash, wherein, 40 parts of cement, 50 parts of flyash, 3 parts of silicon ash,
7 parts of ground granulated blast furnace slag；
The vinal length used is 12mm, and diameter 0.039mm, tensile strength is 1620MPa, and modulus of elasticity is
42.8GPa, ultimate elongation is 6%.
The raw material of bottom pea gravel concreten layer includes binder materials, coarse aggregate, fine aggregate and water, the binder materials, thick
Aggregate and fine aggregate are by weight：Binder materials volume is 100 parts；Maximum particle diameter is 10mm 250 parts of coarse aggregate volume, carefully
200 parts of aggregate, 40 parts of water.The proportionate relationship for the various materials that binder materials is included is：The common silicic acid of cement selection P.O 425
Salt cement, 50 parts, 20 parts of flyash, 30 parts of ground granulated blast furnace slag；Using recycled concrete coarse aggregate, maximum particle diameter is
10mm.Fine aggregate matches somebody with somebody sand in good mechanism using level.
Other schemes of the present embodiment are same as Example 1.
Embodiment 3
In the present embodiment, fibre mortar layer (fiber cement-based material toughening layer) includes binder materials, fine aggregate, water, subtracted
Aqua and fiber, wherein binder materials, fine aggregate, water and water reducer are by weight：Binder materials, volume is 100 parts, thin bone
Material uses artificial sand, and volume is 65 parts, and maximum particle diameter is 0.5mm, and water volume is 50 parts, and polycarboxylate water-reducer consumption is gelling material
Expect 1.5 parts of weight, fiber uses vinal, volume for preparation toughening cement-based materials layer cumulative volume 1.5%；
The binder materials selects the Portland cements of P.O 425 and flyash, wherein, 45 parts of cement, 40 parts of flyash, silicon ash 5
Part, 10 parts of ground granulated blast furnace slag；Either：50 parts of cement, 50 parts of flyash.
The vinal length used is 12mm, and diameter 0.039mm, tensile strength is 1620MPa, and modulus of elasticity is
42.8GPa, ultimate elongation is 6%.
The raw material of bottom pea gravel concreten layer includes binder materials, coarse aggregate, fine aggregate and water, the binder materials, thick
Aggregate and fine aggregate are by weight：Binder materials selects the Portland cements of P.O 425, and volume is 100 parts；Maximum particle diameter
For 10mm 350 parts of coarse aggregate volume, 250 parts of fine aggregate, 60 parts of water；The proportionate relationship for the various materials that binder materials is included
For：The Portland cements of cement selection P.O 425,50 parts, 40 parts of flyash, 10 parts of ground granulated blast furnace slag；Either；Water
Mud selects the Portland cements of P.O 425,50 parts, 50 parts of ground granulated blast furnace slag；Coarse aggregate uses the thick bone of regeneration concrete
Material, maximum particle diameter is 10mm.Fine aggregate matches somebody with somebody sand in good mechanism using level.
Other schemes of the present embodiment are same as Example 1.
Content described in this specification embodiment is only enumerating to the way of realization of utility model design, and this practicality is new
The protection domain of type is not construed as being only limitted to the concrete form that embodiment is stated, protection domain of the present utility model is also wrapped
Include those skilled in the art according to the utility model conceive it is conceivable that equivalent technologies mean.
Claims (2)
1. a kind of cement-based material functionally gradient brick, it is characterised in that：The functionally gradient brick has two functionally gradients up and down
Layer, respectively toughening cement-based materials layer and cement concrete basic unit, described toughening cement-based materials layer are fibre mortar layer,
Described cement concrete basic unit is pea gravel concreten layer, and the vertical direction of the functionally gradient brick is Z-shaped section；Two layers up and down
Dislocation is formed, misplace 10~30mm of size, mutually overlap joint is formed between brick and brick；Described dislocation requires according to road surfacing,
Functionally graded layer is unidirectionally misplaced above and below setting, two-way dislocation, upper strata are unidirectionally retracted, the two-way retraction in upper strata or upper strata cantilever.
2. a kind of cement-based material functionally gradient brick as claimed in claim 1, it is characterised in that：Described functionally gradient brick table
Face sets concavo-convex anti-skidding decorative pattern or bar shaped, circular protrusions sidewalk for visually impaired people guiding mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621159647.XU CN206512106U (en) | 2016-11-01 | 2016-11-01 | Cement-based material functionally gradient brick |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621159647.XU CN206512106U (en) | 2016-11-01 | 2016-11-01 | Cement-based material functionally gradient brick |
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| CN206512106U true CN206512106U (en) | 2017-09-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086154A (en) * | 2017-12-19 | 2018-05-29 | 安徽省交通控股集团有限公司 | A kind of gradient function concrete towers rod structure and its construction method |
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2016
- 2016-11-01 CN CN201621159647.XU patent/CN206512106U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086154A (en) * | 2017-12-19 | 2018-05-29 | 安徽省交通控股集团有限公司 | A kind of gradient function concrete towers rod structure and its construction method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20170922 Termination date: 20191101 |