CN108189221A - Enhancement Method and the mold of the test block is made in regenerative pervious concrete test block - Google Patents
Enhancement Method and the mold of the test block is made in regenerative pervious concrete test block Download PDFInfo
- Publication number
- CN108189221A CN108189221A CN201810074504.6A CN201810074504A CN108189221A CN 108189221 A CN108189221 A CN 108189221A CN 201810074504 A CN201810074504 A CN 201810074504A CN 108189221 A CN108189221 A CN 108189221A
- Authority
- CN
- China
- Prior art keywords
- test block
- pervious concrete
- iron staff
- mold
- reinforcing material
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
- B28B23/022—Means for inserting reinforcing members into the mould or for supporting them in the mould
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/0008—Materials specified by a shape not covered by C04B20/0016 - C04B20/0056, e.g. nanotubes
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
- C04B38/0038—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by superficial sintering or bonding of particulate matter
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Abstract
Enhancement Method and the mold of the test block is made in a kind of regenerative pervious concrete test block.Enhancement Method in the regenerative pervious concrete test block, includes the following steps：A. regenerative pervious concrete mixture is fitted into die ontology, head cover is added at the top of die ontology；B. be evenly arranged with iron staff on head cover inner wall, the height of iron staff and mold it is highly consistent, interior reinforcing material casing is sleeved on outside each iron staff；C. when mixture is molded, it will be inserted into the mixture in mold with the iron staff of interior reinforcing material, interior reinforcing material made to be completely attached to mixture；D. interior reinforcing material is made to stay in test block, enhancing test block in regenerative pervious concrete is made in natural curing.The mold includes die ontology and head cover, and iron staff is provided on head cover bottom surface, interior reinforcing material is arranged on iron staff.Experiment display, test block pressure resistance intensity of the present invention：25.44Mpa infiltration coefficient：4.0mm/s.The intensity and water penetration of regenerative pervious concrete test block greatly improve compared with conventional regeneration pervious concrete test block.
Description
Technical field
The invention belongs to recycled aggregate pervious concrete technical fields, relate in particular to a kind of regenerative pervious concrete degree
Enhancement Method in part further relates to the making mold of the test block.
Background technology
It is the hot spot and trend studied at present to prepare concrete using regenerative pervious concrete aggregate, wherein intensity and permeable
Property be its concern and the key performance urgently broken through at present.
All it is recycled aggregate source to be prepared into pervious concrete, and by vertical under standard curing at present in manufacturing process
Cube test block is typically all that mixture is fitted into mold, then the head cover with iron staff is covered, pre-profiling in manufacturing process
Head cover is slowly promoted afterwards, and then natural curing again, is fabricated to test cube.Its intensity is in type by the material of test block in itself
It is formed afterwards, there is no any strengthening measure around concrete endoporus.Therefore, intensity and water permeability are poor.
At present, the porosity of recycled aggregate pervious concrete, water penetration and its strength character under single factors are had studied,
Range is respectively porosity 17.8%~23.8%, 0.27~0.57 cm/s of infiltration coefficient and compression strength 4.0~9.63
MPa.The result shows that recycled aggregate pervious concrete basic nature can be met the requirements.
The method for improving regenerative pervious concrete intensity of test block at present is typically all the change by composition of raw materials, not yet
See and structurally alter, to improve the document report of intensity.
Invention content
For above-mentioned technical problem, Enhancement Method and making should in a kind of regenerative pervious concrete test block of offer of the invention
The mold of test block, intensity is high, and good water permeability is easy to make.
Technical scheme of the present invention is specially：
Enhancement Method in a kind of regenerative pervious concrete test block, includes the following steps：
A. regenerative pervious concrete mixture is fitted into die ontology, head cover is added at the top of die ontology；
B. be evenly arranged with iron staff on head cover inner wall, the height of iron staff and mold it is highly consistent, be sleeved on outside each iron staff
Interior reinforcing material casing；
C. it when mixture is molded, will be inserted into the mixture in mold with the iron staff of interior reinforcing material, make interior reinforcing material with mixing
Material is closed to completely attach to；
D. interior reinforcing material is made to stay in test block, enhancing test block in regenerative pervious concrete is made in natural curing.
Further, in above-mentioned interior Enhancement Method, the regenerative pervious concrete mixture by following parts by weight original
Material is formed：Grain size is 1100-1200 parts of the regenerated coarse aggregate of 4.75-9.5mm, and cement uses ordinary cement and portland cement two
The mass ratio of kind, 400-430 parts of ordinary cement, 38-45 parts of portland cement, 600-640 parts of sand, water and cement is 0.49, sand
Account for the 34% of raw material gross mass.
Further, in above-mentioned interior Enhancement Method, the regenerative pervious concrete mixture by following parts by weight original
Material is formed：Regenerated coarse aggregate 1164 part of the grain size for 4.75-9.5mm, 418 parts of cement, 613 parts of sand.
Further, in above-mentioned interior Enhancement Method, after the step d is 3h, head cover is slowly above carried.
Further, in above-mentioned interior Enhancement Method, the mold used in the step a is 150mm × 150mm × 150mm
Standard cube mould.
Further, in above-mentioned interior Enhancement Method, 6 a diameter of 0.5mm are provided on the step b head covers, it is high
The iron staff of 150mm is inserted in the interior reinforcing material of diameter 0.6-0.8mm outside iron staff.
A kind of mold for making regenerative pervious concrete test block including die ontology and head cover, is set on head cover bottom surface
There is iron staff, interior reinforcing material is arranged on iron staff.
Further, the mold of above-mentioned pervious concrete test block, interior reinforcing material are gum sleeves, have some strength,
It can be cemented together with concrete.
Further, the mold of above-mentioned pervious concrete test block, the die ontology are 150mm × 150mm × 150mm marks
Pseudo-cubic mold.
Further, the mold of above-mentioned pervious concrete test block is provided with 6 a diameter of 0.5mm on head cover, high
The iron staff of 150mm is inserted in the interior reinforcing material of diameter 0.6-0.8mm outside iron staff.
Relative to the prior art, technique effect of the invention is：By the way that interior reinforcing material is stayed in test block, to being contacted
Concrete wall play the role of lining cutting, protection, while the effect of enhancing is also played to regenerative pervious concrete inside, referred to as
Interior enhancing.Experiment display, test block pressure resistance intensity of the present invention：25.44Mpa infiltration coefficient：4.0mm/s.Regenerative pervious concrete tries
The intensity and water penetration of block greatly improve compared with conventional regeneration pervious concrete test block.
Description of the drawings
Fig. 1 is inventive die cap structure schematic diagram.
Fig. 2 is the vertical view of iron staff and interior reinforcing material in Fig. 1.
Specific embodiment
Enhancement Method in a kind of regenerative pervious concrete test block, includes the following steps：
A. regenerative pervious concrete mixture is fitted into die ontology, head cover is added at the top of die ontology；
B. be evenly arranged with iron staff on head cover inner wall, the height of iron staff and mold it is highly consistent, be sleeved on outside each iron staff
Interior reinforcing material casing；
C. it when mixture is molded, will be inserted into the mixture in mold with the iron staff of interior reinforcing material, make interior reinforcing material with mixing
Material is closed to completely attach to；
D. interior reinforcing material is made to stay in test block, enhancing test block in regenerative pervious concrete is made in natural curing.
In above-mentioned interior Enhancement Method, the regenerative pervious concrete mixture is made of the raw material of following parts by weight：Grain
Diameter is 1100-1200 parts of the regenerated coarse aggregate of 4.75-9.5mm, and cement uses two kinds of ordinary cement and portland cement, light water
The mass ratio of 400-430 parts of mud, 38-45 parts of portland cement, 600-640 parts of sand, water and cement is 0.49, and sand accounts for the total matter of raw material
The 34% of amount.
It is that regenerative pervious concrete mixture forms water removal and the embodiment list of sand in raw material below, in example below
It adds water and sand just forms all composition raw materials of regenerative pervious concrete mixture.Water and cement in wherein each embodiment
Mass ratio be 0.49, sand accounts for the 34% of raw material gross mass.
Further, in above-mentioned interior Enhancement Method, the mold used in the step a is 150mm × 150mm × 150mm
Standard cube mould；In above-mentioned interior Enhancement Method, 6 a diameter of 0.5mm, high 150mm are provided on the step b head covers
Iron staff, the interior reinforcing material of diameter 0.6-0.8mm is inserted in outside iron staff；After the step d is 3h, head cover is slowly above carried.
The present invention：Mold used in above-mentioned steps a is 150mm × 150mm × 150mm standard cube moulds.The step
It is provided with 6 a diameter of 0.5mm on rapid b head covers, the iron staff of high 150mm is inserted in the interior enhancing of diameter 0.6-0.8mm outside iron staff
Material.After the step d is 3h, head cover is slowly above carried.
The mold of making regenerative pervious concrete test block as shown in Figure 1, including die ontology and head cover, in head cover bottom surface
Iron staff 1 is provided on 3, interior reinforcing material 2 is arranged on iron staff.The die ontology is 150mm × 150mm × 150mm standards
Cube mold.6 a diameter of 0.5mm are provided on head cover, the iron staff of high 150mm is inserted in diameter 0.6-0.8mm outside iron staff
Interior reinforcing material.
Further, the mold of above-mentioned pervious concrete test block, interior reinforcing material be with some strength, can and coagulation
Soil material cemented together, such as gum sleeve or plastic tube.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those skilled in the art,
Under the premise of general idea of the present invention is not departed from, several changes and improvements can also be made, these should also be considered as the present invention's
Protection domain.
Claims (10)
1. a kind of Enhancement Method in regenerative pervious concrete test block, it is characterised in that：Include the following steps：
A. regenerative pervious concrete mixture is fitted into die ontology, head cover is added at the top of die ontology；
B. be evenly arranged with iron staff on head cover inner wall, the height of iron staff and mold it is highly consistent, be sleeved on outside each iron staff
Interior reinforcing material casing；
C. it when mixture is molded, will be inserted into the mixture in mold with the iron staff of interior reinforcing material, make interior reinforcing material with mixing
Material is closed to completely attach to；
D. interior reinforcing material is made to stay in test block, enhancing test block in regenerative pervious concrete is made in natural curing.
2. Enhancement Method in regenerative pervious concrete test block according to claim 1, it is characterised in that：It is described regenerative pervious
Concrete mixture is made of the raw material of following parts by weight：Regenerated coarse aggregate 1100-1200 part of the grain size for 4.75-9.5mm, water
Mud uses two kinds of ordinary cement and portland cement, 400-430 parts of ordinary cement, 38-45 parts of portland cement, sand 600-640
Part, the mass ratio of water and cement is 0.49, and sand accounts for the 34% of raw material gross mass.
3. Enhancement Method in regenerative pervious concrete test block according to claim 2, it is characterised in that：It is described regenerative pervious
Concrete mixture is made of the raw material of following parts by weight：Regenerated coarse aggregate 1164 part of the grain size for 4.75-9.5mm, cement 418
Part, 613 parts of sand.
4. Enhancement Method in regenerative pervious concrete test block according to claim 1, it is characterised in that：The step d is
After 3h, head cover is slowly above carried.
5. Enhancement Method in regenerative pervious concrete test block according to claim 1, it is characterised in that：The step a institutes
Mold is 150mm × 150mm × 150mm standard cube moulds.
6. Enhancement Method in regenerative pervious concrete test block according to claim 5, it is characterised in that：The step b tops
It covers and is provided with 6 a diameter of 0.5mm, the iron staff of high 150mm is inserted in the interior reinforcing material of diameter 0.6-0.8mm outside iron staff.
7. the mold of the making regenerative pervious concrete test block according to any one of claim 1-6, including die ontology
And head cover, it is characterised in that：Iron staff is provided on head cover bottom surface, interior reinforcing material is arranged on iron staff.
8. the mold according to claim 7 for making regenerative pervious concrete test block, it is characterised in that：Interior reinforcing material is
With some strength, material that can be cemented together with concrete.
9. the mold according to claim 7 for making regenerative pervious concrete test block, it is characterised in that：The die ontology
For 150mm × 150mm × 150mm standard cube moulds.
10. the mold according to claim 9 for making regenerative pervious concrete test block, it is characterised in that：It is set on head cover
There are 6 a diameter of 0.5mm, the iron staff of high 150mm is inserted in the interior reinforcing material of diameter 0.6-0.8mm outside iron staff.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810074504.6A CN108189221A (en) | 2018-01-25 | 2018-01-25 | Enhancement Method and the mold of the test block is made in regenerative pervious concrete test block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810074504.6A CN108189221A (en) | 2018-01-25 | 2018-01-25 | Enhancement Method and the mold of the test block is made in regenerative pervious concrete test block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108189221A true CN108189221A (en) | 2018-06-22 |
Family
ID=62590689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810074504.6A Pending CN108189221A (en) | 2018-01-25 | 2018-01-25 | Enhancement Method and the mold of the test block is made in regenerative pervious concrete test block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108189221A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102704702A (en) * | 2012-05-24 | 2012-10-03 | 上海同育建筑科技有限公司 | Reinforced grouting casing capable of improving bearing capacity of steel member |
| CN103015631A (en) * | 2012-12-13 | 2013-04-03 | 广西大学 | Built-in polyvinyl chloride (PVC) pipe enhanced square steel pipe concrete combined column |
| CN203247843U (en) * | 2013-02-04 | 2013-10-23 | 王茜 | Plastic sleeve for building template split bolt |
| US20140048975A1 (en) * | 2012-08-14 | 2014-02-20 | David Whitmore | Corrosion Protection of Cables in a Concrete Structure |
| CN203729582U (en) * | 2014-03-14 | 2014-07-23 | 喻雯婷 | Assembly for prefabricating constructional column holes in beams and slabs |
| CN205238245U (en) * | 2015-12-24 | 2016-05-18 | 西南交通大学 | Structure type is raw aggregate concrete system hole ware that permeates water again |
| CN106381925A (en) * | 2016-10-28 | 2017-02-08 | 湖南大学 | Prefabricated reinforced concrete column and column splice joint with sleeves |
-
2018
- 2018-01-25 CN CN201810074504.6A patent/CN108189221A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102704702A (en) * | 2012-05-24 | 2012-10-03 | 上海同育建筑科技有限公司 | Reinforced grouting casing capable of improving bearing capacity of steel member |
| US20140048975A1 (en) * | 2012-08-14 | 2014-02-20 | David Whitmore | Corrosion Protection of Cables in a Concrete Structure |
| CN103015631A (en) * | 2012-12-13 | 2013-04-03 | 广西大学 | Built-in polyvinyl chloride (PVC) pipe enhanced square steel pipe concrete combined column |
| CN203247843U (en) * | 2013-02-04 | 2013-10-23 | 王茜 | Plastic sleeve for building template split bolt |
| CN203729582U (en) * | 2014-03-14 | 2014-07-23 | 喻雯婷 | Assembly for prefabricating constructional column holes in beams and slabs |
| CN205238245U (en) * | 2015-12-24 | 2016-05-18 | 西南交通大学 | Structure type is raw aggregate concrete system hole ware that permeates water again |
| CN106381925A (en) * | 2016-10-28 | 2017-02-08 | 湖南大学 | Prefabricated reinforced concrete column and column splice joint with sleeves |
Non-Patent Citations (1)
| Title |
|---|
| 陈守开等: "再生骨料透水混凝土强度及透水性能试验" * |
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