CN207244376U - A kind of creepage concrete compression-resistance pavement structure - Google Patents
A kind of creepage concrete compression-resistance pavement structure Download PDFInfo
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- CN207244376U CN207244376U CN201721216367.2U CN201721216367U CN207244376U CN 207244376 U CN207244376 U CN 207244376U CN 201721216367 U CN201721216367 U CN 201721216367U CN 207244376 U CN207244376 U CN 207244376U
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Abstract
The utility model discloses a kind of creepage concrete compression-resistance pavement structure, belong to municipal engineering construction field, including bottom surface layer, the structure on bottom surface layer top sets gradually graded broken stone layer, enhancement layer, structure sheaf and surface layer from bottom to top, graded broken stone layer is internally provided with drainage pipeline, and enhancement layer is internally provided with multiple resistance to compression blocks, and each resistance to compression block is spaced, and fixed between each resistance to compression block interval by crisscross bar frame, drainage pipeline is between two adjacent resistance to compression blocks.The utility model not only has compression strength height, and seepage of water is good, and drainage is good, non-damageable characteristic；And cost is low, service life length, has a good application prospect.
Description
Technical field
The utility model belongs to municipal engineering construction technical field, is related to a kind of creepage concrete compression-resistance pavement structure.
Background technology
With the development of China's Urbanization Construction, urban road is progressively by reinforced concrete building, Large Infrastructure Projects, each
Kind impermeable place and the very poor concrete road surface of seepage of water are covered, in the same of people's offer economic benefit and quality of life
When, many negative effects also are brought to environment, the wherein urban road of permeable pavement is beautiful gradually with its ecology, the advantage of environmental protection
Promoted, permeable pavement is for preventing urban waterlogging, recharge of groundwater and ensureing water quality, improvement urban Heat Environment and suction
Tool plays a very important role in terms of sound noise reduction, while because it is with good seepage of water and moisture retention, has both taken into account mankind's activity
For the requirement of hardened ground, and self performance can be passed through close to the ecological dominance on natural lawn and soil ground, mitigated
To the extent of the destruction of the Nature, the living environment of the animals and plants below creepage concrete road surface and microorganism is set to obtain well
Protection, so as to further ensure the good ecological environment in city, but road infiltration ability is limited at present, draining not in time,
The easy ponding when running into the rainy day, hinders the traffic in city, and a large amount of rainwater penetrate into base, and etch base, easily makes its aging
Cracking.In addition, also there are compression strength it is relatively low the defects of.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of creepage concrete compression-resistance pavement structure, with solution
State the problem of being proposed in background technology.
To reach above-mentioned purpose, the utility model provides following technical solution：
The utility model provides a kind of creepage concrete compression-resistance pavement structure, including bottom surface layer, on the bottom surface layer
The structure in portion sets gradually graded broken stone layer, enhancement layer, structure sheaf and surface layer from bottom to top, is set inside the graded broken stone layer
There is drainage pipeline, the enhancement layer is internally provided with multiple resistance to compression blocks, and each resistance to compression block is spaced, and each resistance to compression block interval
Between fixed by crisscross bar frame, the drainage pipeline is between two adjacent resistance to compression blocks.
Further, the bottom surface layer is concrete base layer, is laid on the plain soil layer of compacting.
Further, the plain soil layer of the compacting is more than 95% compacting element soil layer for compacting factor.
Further, waterproof layer is set between bottom surface layer and graded broken stone layer.
Further, the waterproof layer is a thin layer mortar or cement mortar.
Further, the surface layer is colored creepage concrete layer, its hole is uniform, and is in honeycomb structure.
Further, facing surface spraying mortar skid resistance floor coating.
Further, macropore creepage concrete layer on the basis of the structure sheaf.
Further, regeneration aggregate is mixed in structure sheaf use or regeneration aggregate is made.
Further, microlith grain is filled with the gap of the enhancement layer.
The beneficial effects of the utility model are：The creepage concrete compression-resistance pavement structure, passes through benchmark macropore infiltration coagulation
The structure of soil layer, can be beneficial to infiltration；By the resistance to compression block of enhancement layer and the structure of bar frame, its pressure resistance can be lifted
Degree；, being capable of draining by being filled with the structure of microlith grain in the gap of enhancement layer, moreover it is possible to filter some impurity；It is broken by grading
The structure of drainage pipeline in rock layers, can strengthen the structure of road, can more dredge current, and the water that flow down can be subtracted
Speed, adds the service life of waterproof layer.The utility model not only has compression strength height, and seepage of water is good, and drainage is good, is not easy
The characteristic of damage；And cost is low, service life length, has a good application prospect.
Other advantages, target and feature of the utility model will be explained in the following description to a certain extent
State, and to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, or
Person can be instructed from the practice of the utility model.The target of the utility model and other advantages can be said by following
Bright book is realized and obtained.
Brief description of the drawings
In order to make the purpose of this utility model, technical solution and advantage clearer, below in conjunction with attached drawing to this practicality
It is new to be preferably described in detail, wherein：
Fig. 1 is a kind of schematic cross-sectional view of creepage concrete compression-resistance pavement structure of the utility model；
Reference numeral：Bottom surface layer 1, waterproof layer 2, graded broken stone layer 3, enhancement layer 4, structure sheaf 5, surface layer 6, drainage pipeline 7,
Resistance to compression block 8, bar frame 9, the plain soil layer 10 of compacting.
Embodiment
Illustrate the embodiment of the utility model below by way of specific instantiation, those skilled in the art can be by this theory
Content disclosed by bright book understands other advantages and effect of the utility model easily.The utility model can also be by addition
Different embodiments are embodied or practiced, and the various details in this specification can also be based on different viewpoints with answering
With carrying out various modifications or alterations under the spirit without departing from the utility model.It should be noted that institute in following embodiments
The diagram of offer only illustrates the basic conception of the utility model in a schematic way, in the case where there is no conflict, following embodiments and
Feature in embodiment can be mutually combined.
The present embodiment is substantially as shown in Figure 1：A kind of creepage concrete compression-resistance pavement structure, including bottom surface layer 1, the bottom surface
The structure on layer top is disposed with graded broken stone layer 3, enhancement layer 4, structure sheaf 5 and surface layer 6 from bottom to top, which is
Concrete base layer, is laid on the plain soil layer 10 of compacting；Waterproof layer 2 is provided between bottom surface layer 1 and graded broken stone layer 3；The level
Drainage pipeline 7 is internally provided with metalling 3, which is internally provided with multiple resistance to compression blocks 8, and each resistance to compression block 8 is spaced,
And fixed between each 8 interval of resistance to compression block by crisscross bar frame 9, which is located at two adjacent resistance to compressions
Between block 8, which is made of vinyon, is square, cuboid or hemisphere.
Operation principle：When being laid with this creepage concrete compression-resistance pavement structure, the plain soil layer 10 of first processing compacting, bottom surface
Layer 1 is accomplished fluently, and spreads one layer of waterproof layer 2 on the top of bottom surface layer 1, graded broken stone layer 3 is laid with the top of waterproof layer 2, in grading
Reserved drainpipe road 7 in metalling 3, enhancement layer 4 is laid with the top of graded broken stone layer 3, the installation resistance to compression block 8 in enhancement layer 4,
Cut and fixed by bar frame 9 between each 8 gap of resistance to compression block, in the top laying structure layer 5 of enhancement layer 4, in structure sheaf 5
Top is laid with one layer of surface layer 6, and after laying, when raining, rainwater just flows to structure sheaf 5 from surface layer 6 and passing sequentially through 4 He of enhancement layer
Graded broken stone layer 3 enters in drainage pipeline 7, and provides anti-pressure ability by enhancement layer 4, is subtracted by 3 pairs of flowing water of graded broken stone layer
Speed.
The a diameter of 10mm-30mm, thickness 155mm-255mm of 3 medium stone of graded broken stone layer in the present embodiment.
The plain soil layer 10 of compacting in the present embodiment is more than 95% compacting element soil layer for compacting factor.
Waterproof layer 2 in the present embodiment is a thin layer mortar or cement mortar.
Surface layer 6 in the present embodiment is colored creepage concrete layer, its hole is uniform, and is in honeycomb structure, and thickness is
40-50mm, porosity 10%-15%, infiltration coefficient reach 0.2mm/s.
6 surface spraying mortar skid resistance floor coating of surface layer in another embodiment.
Macropore creepage concrete layer, thickness 80-150mm, porosity are on the basis of structure sheaf 5 in the present embodiment
15%-25%, infiltration coefficient reach 0.4mm/s.
Structure sheaf 5 in another embodiment can be made of regeneration aggregate is mixed, its regeneration aggregate volume is 30%, aggregate
Particle diameter is 5-10mm, plain color, thickness 100mm, and the intensity and durability of structure layer concrete is effectively ensured；It can also use again
Raw aggregate is made, its aggregate size is 10-20mm, thickness 150mm, and has higher bearing capacity and seepage of water.This practicality
New introducing regeneration aggregate, achievees the purpose that to save natural resources, discarded object is recycled.
Microlith grain is filled with the gap of enhancement layer 4 in another embodiment.
Cement is that strength grade is for 42.5 and the Portland cement of the above, water-cement ratio used by the utility model
0.27-0.33；Creepage concrete is by solid (aggregate), gentle (gap) three phase composition of liquid (slurry), in order to which creepage concrete is peculiar
Infiltration ability, load-carrying ability and durability this three physical and mechanical properties, take and be specifically designed match ratio and characteristic system
It is standby, pave and molded technique of shaking, a part of gap is left during accumulation molding and is not filled with, with formed with uniform porosity
Creepage concrete ensure concrete water-permeating speed, while contact point has part slurry to ensure concrete after shaping between aggregate
There is certain load-carrying ability, Rational Maintenance can keep its infiltration ability and load-carrying ability lasting substantially, and performance will not drop substantially
Low the characteristics of being different from normal concrete.(wherein critical process flow is infiltration as follows for technical matters flow and key points for operation
Mix Design and adjustment, creepage concrete prepare, pave and shake molded).
1. construction technology process
Design creepage concrete → raw material preparation → creepage concrete mix-design on demand and adjustment → infiltration mixes
Solidifying soil preparation → model sheetinstallat → creepage concrete that paves → molded → surface treatment → maintenance → joint-cutting joint filling of shaking
2. creepage concrete is designed on demand
In addition to creepage concrete distinctive infiltration ability, load-carrying ability and durability this three physical and mechanical properties requirement,
It should also meet that owner or construction unit require, if it is to be used for rainwater-collecting or nature to need colored and decorative pattern, consideration
Under ooze, use planting technique or leisure walking, so as to creepage concrete carry out type selecting, then carry out materials procurement and
Mix-design.
3. raw material prepare
3.1 cementitious matters (cement)
Because creepage concrete is porous heap structure set, activity, kind and the quantity of cement are to determine that creepage concrete is strong
The key factor of degree, so being typically chosen the Portland cement using 42.5 grades of strength grade and the above.
3.2. coarse aggregate
Rubble or regeneration aggregate can be used, as creepage concrete structural framework, coarse aggregate should comply with《It is common mixed
Solidifying native sand, stone quality and test method standard (JGJ52)》Regulation, the less single particle size of generally use particle diameter, particle diameter model
Enclose for 5~20mm.Particle diameter is preferably uniformly, and clay content is less than 0.5%, and flat-elongated particles are less than 10%, and crush index is less than
15%
3.3. fine aggregate
Sometimes creepage concrete also uses fine aggregate, fine aggregate should accord with disastrously in order to control slurry to shrink or reduce cost
Close《Regular concrete sand, stone quality and test method standard (JGJ52)》Regulation, fine aggregate using grading it is good in
Sand, its clay content are less than 1.5%, and clod content is less than 1%, and fine aggregate dosage is advisable 6%~10%.
3.4. mineral close material disastrously
Mineral close material and are also additive disastrously, can use silica flour, flyash and ground slag powder etc..Mineral close material disastrously to be met
《Mineral admixture for high-strength high-performance concrete (GB/T18736)》Regulation, substitute cement should meet：Silica flour is less than 8%, powder
Coal ash is less than 30%, and ground slag powder is less than 40%.
3.5. additive
Creepage concrete selects additive to have to comply with《Concrete admixture (GB/T8077)》With《Concrete admixture should
With technical specification (GB50119)》Pertinent regulations.In order to improve cement mortar and aggregate adhesion strength, a certain amount of increasing can be added
Strong agent；Workability during in order to improve concrete formation simultaneously improves intensity, can add a certain amount of water-reducing agent.Make colored road surface
When, usually add a certain amount of coloring earth.Early strength agent can be added during winter construction.
3.6. mixing water
Mixing water used in creepage concrete should meet《Concrete water standard (JGJ63)》Regulation.
4. creepage concrete mix-design and adjustment
Creepage concrete mix-design basic ideas are wrapped up theoretical similar to the filling of grinding coagulation soil：The gap of sand is lucky
Filled by cement mortar；The gap of stone is filled by mortar just again, and closely knit entirety is formed after solidification.So uniformly adhesion is tight
Closs packing forms loose structure, and gap connection becomes infiltration path, to ensure its permeability performance.
Creepage concrete is by solid (aggregate), gentle (gap) three phase composition of liquid (slurry), in order to which creepage concrete is distinctive
This three physical and mechanical properties of infiltration ability, load-carrying ability and durability, take be specifically designed match ratio and it is characteristic prepare,
Pave and molded technique of shaking, a part of gap is left during accumulation molding and is not filled with, with formed with uniform porosity
Creepage concrete ensures concrete water-permeating speed, while contact point has part slurry to ensure there there is concrete after being molded between aggregate
Certain load-carrying ability, Rational Maintenance can keep its infiltration ability and load-carrying ability lasting substantially, and performance will not reduce substantially
The characteristics of etc. normal concrete is different from.The design of creepage concrete preparation strength meets《Design of common concrete proportioning code
(JGJ55)》Regulation, and creepage concrete should also meet before the owner require.At the same time according to the filling of creepage concrete
Theory is wrapped up, creepage concrete volume is equal to the sum of each volume of raw material and pore volume, and mix-design is calculated to be mixed with common
Solidifying soil is otherwise varied.
5. prepared by creepage concrete
5.1. metering
Measurement deviation allowed band：Cement, mineral close material 1.5% disastrously；Slightly, fine aggregate 2.5%；Water, additive 1.5%.
5.2. mixing equipment
Self-falling mixer can be used.In addition to desired strength is higher ranked using forced mixer, do not use generally
Forced mixer mixing.
5.3. feeding sequence
Cement, miserable conjunction material and coarse aggregate are first thrown, then adds the water consumption of half, stirs 30 seconds, it is (additional then to add additive
Agent, pigment), stir 60 seconds, be eventually adding surplus water, stirring discharges after 120 seconds.Water consumption must be strictly controlled, suitably
The mixture that water consumption stirs out should hold agglomerating, landing loose condition (of surface).
5.4. material is stirred to require
The mixture stirred out belongs to no slump concrete, it should is to hold agglomerating, landing loose condition (of surface).Slump 20~
50mm, is not suitable for long distance transportation, can live mixing.When using Concrete Mixing Station production when, it is necessary to consider transport away from
From with transport road conditions factor, preferably with mix with.
Creepage concrete stirs out the maximum duration (h) for expecting and paving and finishing
6. model sheetinstallat
Form work engineering requires essentially identical with normal concrete.The required creepage concrete shape of principal security.
7. pave creepage concrete
Base cleaning is carried out first, it is desirable to the smooth compacting of basic unit and is cleaned.Pave before creepage concrete, watering soaks base
Layer, but cannot have ponding.
Stir material and transport to scene and should pave in time, the height that paves is according to pine paving height coefficient control (pine paving height coefficient
Can be definite by testing in advance).The mode of paving is divided into two kinds of Manual and machine spreading.But it should not shed.Layering stand
Paving should control the interval time between paving two layers；Colored creepage concrete paves, it should be noted that instrument cleans, and paves order first
It is shallow after depth；Pave imitative stone material creepage concrete, it should be noted that works continuously；Pave undisguised creepage concrete, it should be noted that quickening paves
Speed, and segmentation is implemented according to washing time and is paved.
For even uniform, (paving thickness degree of irregularity is not more than average paving thickness to the requirement of the process quality that paves standard
1/3)。
8. it is molded to shake
The transfer moulding method that shakes mainly has template stamped method, milling roller method, road roller method, low-frequency vibration compacting and tablet to shake
Dynamic method etc..
Molded method of shaking be depending on the characteristics of creepage concrete, compared with normal concrete, creepage concrete
For loose structure, thus cannot strength vibrating compacting, high-frequency vibration machine can not be used and destroy loose structure.It is special before this
Notice that previous procedure " paves " standard as even uniform (1/ of paving thickness degree of irregularity no more than average paving thickness
3), the molded difficulty in order to avoid this process is shaken.
Template stamped method is used to imitate stone material colour creepage concrete, it should be noted that ensure that clean mark is beautiful, pays attention to the demoulding and
It is anti-pollution.
9. surface treatment
Surface treatment includes two aspects：When creepage concrete surfacing, second, undisguised creepage concrete surface rushes
Wash.It is uniformly beautiful to be for creepage concrete surface.
10. maintenance
Since creepage concrete is there are a large amount of gaps, easy dehydration, so maintenance (particularly early curing) is extremely important.
Watering maintenance in time after the completion of pouring, in time covering, and hot weather accordingly increase watering maintenance number.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, can be to this
The technical solution technical scheme is modified or replaced equivalently of utility model, without departing from the objective and scope of the technical program, it should all
Cover among the right of the utility model.
Claims (10)
1. a kind of creepage concrete compression-resistance pavement structure, including bottom surface layer (1), it is characterised in that the bottom surface layer top
Structure sets gradually graded broken stone layer (3), enhancement layer (4), structure sheaf (5) and surface layer (6), the graded broken stone from bottom to top
Layer is internally provided with drainage pipeline (7), and the enhancement layer is internally provided with multiple resistance to compression blocks (8), and each resistance to compression block is spaced, and
Fixed by crisscross bar frame (9) between each resistance to compression block interval, the drainage pipeline is anti-positioned at adjacent two
Between briquetting.
2. creepage concrete compression-resistance pavement structure according to claim 1, it is characterised in that the bottom surface layer is coagulation
Soil matrix layer, is laid on the plain soil layer (10) of compacting.
3. creepage concrete compression-resistance pavement structure according to claim 2, it is characterised in that the compacting element soil layer is
Compacting factor is more than 95% compacting element soil layer.
4. according to claim 1-3 any one of them creepage concrete compression-resistance pavement structures, it is characterised in that bottom surface layer with
Waterproof layer (2) is set between graded broken stone layer.
5. creepage concrete compression-resistance pavement structure according to claim 4, it is characterised in that the waterproof layer is thin for one
Layer mortar or cement mortar.
6. creepage concrete compression-resistance pavement structure according to claim 1, it is characterised in that the surface layer oozes for colour
Water coagulation soil layer, its hole is uniform, and is in honeycomb structure.
7. creepage concrete compression-resistance pavement structure according to claim 6, it is characterised in that the facing surface spraying
Mortar skid resistance floor coating.
8. creepage concrete compression-resistance pavement structure according to claim 1, it is characterised in that on the basis of the structure sheaf
Macropore creepage concrete layer.
9. creepage concrete compression-resistance pavement structure according to claim 1, it is characterised in that the structure sheaf, which uses, to be mixed
Regeneration aggregate or regeneration aggregate are made.
10. creepage concrete compression-resistance pavement structure according to claim 1, it is characterised in that the seam of the enhancement layer
Microlith grain is filled with gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721216367.2U CN207244376U (en) | 2017-09-21 | 2017-09-21 | A kind of creepage concrete compression-resistance pavement structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721216367.2U CN207244376U (en) | 2017-09-21 | 2017-09-21 | A kind of creepage concrete compression-resistance pavement structure |
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| CN201721216367.2U Expired - Fee Related CN207244376U (en) | 2017-09-21 | 2017-09-21 | A kind of creepage concrete compression-resistance pavement structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108585668A (en) * | 2018-03-29 | 2018-09-28 | 重庆建工第七建筑工程有限责任公司 | Creepage concrete construction technology |
| CN108867234A (en) * | 2018-07-13 | 2018-11-23 | 阜阳师范学院 | A kind of durable type bituminous pavement structure |
| CN111807774A (en) * | 2020-07-22 | 2020-10-23 | 青岛市政集团砼业工程有限公司 | Method for processing imitation stone for foundation construction and imitation stone for foundation construction |
-
2017
- 2017-09-21 CN CN201721216367.2U patent/CN207244376U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108585668A (en) * | 2018-03-29 | 2018-09-28 | 重庆建工第七建筑工程有限责任公司 | Creepage concrete construction technology |
| CN108867234A (en) * | 2018-07-13 | 2018-11-23 | 阜阳师范学院 | A kind of durable type bituminous pavement structure |
| CN108867234B (en) * | 2018-07-13 | 2021-03-12 | 阜阳师范学院 | Durable asphalt pavement structure |
| CN111807774A (en) * | 2020-07-22 | 2020-10-23 | 青岛市政集团砼业工程有限公司 | Method for processing imitation stone for foundation construction and imitation stone for foundation construction |
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