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CN110950588A - Concrete interlocking block and production process thereof - Google Patents

Concrete interlocking block and production process thereof Download PDF

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Publication number
CN110950588A
CN110950588A CN201911132826.2A CN201911132826A CN110950588A CN 110950588 A CN110950588 A CN 110950588A CN 201911132826 A CN201911132826 A CN 201911132826A CN 110950588 A CN110950588 A CN 110950588A
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CN
China
Prior art keywords
cement
interlocking block
coarse aggregate
aggregate
fine aggregate
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Pending
Application number
CN201911132826.2A
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Chinese (zh)
Inventor
李长娥
张益民
王青
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Port Engineering Co Ltd
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Nanjing Port Engineering Co Ltd
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Publication date
Application filed by Nanjing Port Engineering Co Ltd filed Critical Nanjing Port Engineering Co Ltd
Priority to CN201911132826.2A priority Critical patent/CN110950588A/en
Publication of CN110950588A publication Critical patent/CN110950588A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02Compositions 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B1/00Producing shaped prefabricated articles from the material
    • B28B1/08Producing shaped prefabricated articles from the material by vibrating or jolting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B13/00Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
    • B28B13/02Feeding the unshaped material to moulds or apparatus for producing shaped articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01CCONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C5/00Pavings made of prefabricated single units
    • E01C5/06Pavings made of prefabricated single units made of units with cement or like binders
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B3/00Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/04Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
    • E02B3/12Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
    • E02B3/14Preformed blocks or slabs for forming essentially continuous surfaces; Arrangements thereof

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Architecture (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Revetment (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)

Abstract

The invention discloses a concrete interlocking block and a production process thereof, wherein the concrete interlocking block is prepared from the following raw materials in parts by weight: 49-53 parts of coarse aggregate, 22-28 parts of fine aggregate, 16-20 parts of cement and a proper amount of water, wherein the coarse aggregate is broken stone, the particle size of the coarse aggregate is not more than 10mm, the fine aggregate is river sand, the particle size of the fine aggregate is 2-5 mm, and the cement is ordinary portland cement P.O42.5; according to the invention, the selection of the coarse aggregate and the fine aggregate is controlled, and the cement P.O42.5 is selected, so that the high compressive strength of the produced interlocking block can be ensured, the smoothness of the surface of the interlocking block can be ensured, the thicknesses of the backing material and the surface material can be ensured by firstly arranging the backing material for pressure vibration and then carrying out secondary pressure vibration on the surface material, the product yield is high, the operation is very convenient, the production efficiency is high, and the popularization value is extremely high.

Description

Concrete interlocking block and production process thereof
Technical Field
The invention relates to the technical field of concrete interlocking blocks, in particular to a concrete interlocking block and a production process thereof.
Background
The interlocking block pavement structure is a flexible pavement structure developed in recent decades, and is a pavement structure formed by closely arranging high-strength cement concrete precast blocks according to a specific method and filling joints among the blocks with sand.
In the prior art, a large amount of cement is consumed in the production of the concrete interlocking block, so that the strength of the produced concrete interlocking block is not high enough, the pressure resistance is poor, the surface of the interlocking block is rough, and the yield of products is low.
Based on this, the invention designs a concrete interlocking block and a production process thereof to solve the above-mentioned problems.
Disclosure of Invention
The present invention is directed to a concrete interlocking block and a process for producing the same to solve the problems of the background art described above.
In order to achieve the purpose, the invention provides the following technical scheme: a concrete interlocking block is prepared from the following raw materials in parts by weight:
49-53 parts of coarse aggregate, 22-28 parts of fine aggregate, 16-20 parts of cement and a proper amount of water.
Preferably, the coarse aggregate is broken stone, the particle size of the coarse aggregate is not more than 10mm, the surface of the interlocking block is prevented from being exposed or sunken, the fine aggregate is river sand, the particle size of the fine aggregate is 2-5 mm, the surface of the interlocking block is prevented from forming a honeycomb pitted surface, the cement is ordinary portland cement P.O42.5, the cement strength is high, and the amount of the used cement is small under the same coarse aggregate and fine aggregate materials.
Preferably, the coarse aggregate is oval macadam with a smooth surface, and the fine aggregate is fine and well-matched river sand, so that the using amount of cement can be reduced, and the compressive strength of the interlocking block is increased.
A concrete interlocking block production process comprises the following steps:
and S1, detecting the raw materials, and weighing appropriate amounts of coarse aggregate, fine aggregate and cement for the raw materials which are qualified in detection.
S2, mixing and stirring the coarse aggregate and the cement together, stirring by using a forced stirrer, adding a proper amount of water during stirring to ensure that the stirred mixture is not loosened when being held by hands and falls to the ground to obtain a bottom material, mixing and stirring the fine aggregate and the cement together, and adding a proper amount of water during stirring to obtain a fabric;
s3, performing backing material vibration material distribution in the mold for 1-2S to ensure sufficient backing material distribution, performing primary pressing vibration on the backing material for 1S to ensure the thickness of the backing material and ensure the thickness of the fabric layer to be 6.5-7.5 mm, performing fabric distribution on the backing material, performing secondary pressing vibration for 8-9S to ensure sufficient pressing vibration and firm blocks, and when the inside of the formed blocks is not compact, increasing the secondary pressing vibration time and increasing the secondary pressing vibration time by 3-5S;
s4, demolding the interlocking blocks formed in the mold, checking whether the interlocking blocks are qualified, performing the steps S2 and S3 again on unqualified interlocking blocks, and maintaining the qualified interlocking blocks;
and S5, sprinkling water on the qualified interlocking blocks, and then covering the interlocking blocks by using a film or geotextile, wherein the curing time is 2-4 days.
Preferably, the off-spec product in S4 is re-stirred within 30 min.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the selection of the coarse aggregate and the fine aggregate is controlled, and the cement P.O42.5 is selected, so that the high compressive strength of the produced interlocking block can be ensured, the smoothness of the surface of the interlocking block can be ensured, the thicknesses of the backing material and the surface material can be ensured by firstly arranging the backing material for pressure vibration and then carrying out secondary pressure vibration on the surface material, the product yield is high, the operation is very convenient, the production efficiency is high, and the popularization value is extremely high.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the process of the present invention.
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.
Example 1
The invention provides a concrete interlocking block which is prepared from the following raw materials in parts by weight:
coarse aggregate 49, fine aggregate 22, cement 16 and a proper amount of water.
The interlocking block is characterized in that the coarse aggregate is broken stone, the particle size of the coarse aggregate is not larger than 10mm, the surface of the interlocking block is prevented from being exposed or sunken, the fine aggregate is river sand, the particle size of the fine aggregate is 2-5 mm, the surface of the interlocking block is prevented from forming a honeycomb pitted surface, the cement is ordinary portland cement P.O42.5, the cement strength is high, the amount of the used cement is small under the same coarse aggregate and fine aggregate materials, the coarse aggregate is oval broken stone with a smooth surface, and the fine aggregate is fine and well-matched river sand, so that the using amount of the cement can be reduced, and the compressive strength of the interlocking block is increased.
Referring to fig. 1, a process for producing a concrete interlocking block includes the steps of:
and S1, detecting the raw materials, and weighing appropriate amounts of coarse aggregate, fine aggregate and cement for the raw materials which are qualified in detection.
S2, mixing and stirring the coarse aggregate and the cement together, stirring by using a forced stirrer, adding a proper amount of water during stirring to ensure that the stirred mixture is not loosened when being held by hands and falls to the ground to obtain a bottom material, mixing and stirring the fine aggregate and the cement together, and adding a proper amount of water during stirring to obtain a fabric;
s3, performing backing material vibration material distribution in the mold for 1S to ensure sufficient backing material distribution, performing primary pressure vibration on the backing material for 1S to ensure the thickness of the backing material and ensure the thickness of the fabric layer to be 6.5mm, performing secondary pressure vibration on the backing material for 8-9S to ensure sufficient pressure vibration and a solid block, and when the inside of the molded block is not compact, improving the secondary pressure vibration time and improving the multiple pressure vibration for 3-5S;
s4, demolding the interlocking blocks formed in the mold, checking whether the interlocking blocks are qualified, performing the steps S2 and S3 again on unqualified interlocking blocks, and maintaining the qualified interlocking blocks;
and S5, sprinkling water on the qualified interlocking blocks, and then covering the interlocking blocks by using a film or geotextile, wherein the curing time is 2 days.
Wherein, the unqualified product in S4 is stirred again within 30 min.
Example 2
The invention provides a concrete interlocking block which is prepared from the following raw materials in parts by weight:
coarse aggregate 51, fine aggregate 25, cement 18 and a proper amount of water.
The interlocking block is characterized in that the coarse aggregate is broken stone, the particle size of the coarse aggregate is not larger than 10mm, the surface of the interlocking block is prevented from being exposed or sunken, the fine aggregate is river sand, the particle size of the fine aggregate is 2-5 mm, the surface of the interlocking block is prevented from forming a honeycomb pitted surface, the cement is ordinary portland cement P.O42.5, the cement strength is high, the amount of the used cement is small under the same coarse aggregate and fine aggregate materials, the coarse aggregate is oval broken stone with a smooth surface, and the fine aggregate is fine and well-matched river sand, so that the using amount of the cement can be reduced, and the compressive strength of the interlocking block is increased.
Referring to fig. 1, a process for producing a concrete interlocking block includes the steps of:
and S1, detecting the raw materials, and weighing appropriate amounts of coarse aggregate, fine aggregate and cement for the raw materials which are qualified in detection.
S2, mixing and stirring the coarse aggregate and the cement together, stirring by using a forced stirrer, adding a proper amount of water during stirring to ensure that the stirred mixture is not loosened when being held by hands and falls to the ground to obtain a bottom material, mixing and stirring the fine aggregate and the cement together, and adding a proper amount of water during stirring to obtain a fabric;
s3, performing backing material vibration material distribution in the mold for 1.5S to ensure sufficient backing material distribution, performing primary pressing vibration on the backing material for 1S to ensure the thickness of the backing material and ensure the thickness of the fabric layer to be 7mm, performing secondary pressing vibration on the backing material for 8-9S to ensure sufficient pressing vibration and a solid block, and when the inside of the molded block is not compact, improving the secondary pressing vibration time and improving the possibility of multiple pressing vibration for 3-5S;
s4, demolding the interlocking blocks formed in the mold, checking whether the interlocking blocks are qualified, performing the steps S2 and S3 again on unqualified interlocking blocks, and maintaining the qualified interlocking blocks;
and S5, sprinkling water on the qualified interlocking blocks, and then covering the interlocking blocks by using a film or geotextile, wherein the curing time is 3 days.
Wherein, the unqualified product in S4 is stirred again within 30 min.
Example 3
The invention provides a concrete interlocking block which is prepared from the following raw materials in parts by weight:
coarse aggregate 53, fine aggregate 28, cement 20 and a proper amount of water.
The interlocking block is characterized in that the coarse aggregate is broken stone, the particle size of the coarse aggregate is not more than 10mm, the surface of the interlocking block is prevented from being exposed or sunken, the fine aggregate is river sand, the particle size of the fine aggregate is not more than 2-5 mm, the surface of the interlocking block is prevented from forming a honeycomb pitted surface, the cement is ordinary portland cement P.O42.5, the cement strength is high, the amount of the used cement is small under the same coarse aggregate and fine aggregate materials, the coarse aggregate is oval broken stone with a smooth surface, and the fine aggregate is fine and well-matched river sand, so that the using amount of the cement can be reduced, and the compressive strength of the interlocking block is increased.
Referring to fig. 1, a process for producing a concrete interlocking block includes the steps of:
and S1, detecting the raw materials, and weighing appropriate amounts of coarse aggregate, fine aggregate and cement for the raw materials which are qualified in detection.
S2, mixing and stirring the coarse aggregate and the cement together, stirring by using a forced stirrer, adding a proper amount of water during stirring to ensure that the stirred mixture is not loosened when being held by hands and falls to the ground to obtain a bottom material, mixing and stirring the fine aggregate and the cement together, and adding a proper amount of water during stirring to obtain a fabric;
s3, performing backing material vibration material distribution in the mold for 2S to ensure sufficient backing material distribution, performing primary pressing vibration on the backing material for 1S to ensure the thickness of the backing material and ensure the thickness of the fabric layer to be 7.5mm, performing secondary pressing vibration on the backing material for 8-9S to ensure sufficient pressing vibration and a solid block, and when the inside of the molded block is not compact, improving the secondary pressing vibration time and improving the possibility of multiple pressing vibration for 3-5S;
s4, demolding the interlocking blocks formed in the mold, checking whether the interlocking blocks are qualified, performing the steps S2 and S3 again on unqualified interlocking blocks, and maintaining the qualified interlocking blocks;
and S5, sprinkling water on the qualified interlocking blocks, and then covering the interlocking blocks by using a film or geotextile, wherein the curing time is 4 days.
Wherein, the unqualified product in S4 is stirred again within 30 min.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (5)

1. A concrete interlocking block characterized by: the concrete interlocking block is prepared from the following raw materials in parts by weight:
49-53 parts of coarse aggregate, 22-28 parts of fine aggregate, 16-20 parts of cement and a proper amount of water.
2. A process for producing a concrete interlocking block according to claim 1, wherein: the coarse aggregate is broken stone, the particle size of the coarse aggregate is not more than 10mm, the fine aggregate is river sand, the particle size of the fine aggregate is 2-5 mm, and the cement is ordinary portland cement P.O42.5.
3. A process for producing a concrete interlocking block as claimed in claim 2, wherein: the coarse aggregate is oval macadam with a smooth surface, and the fine aggregate is fine and well-prepared river sand.
4. A production process of a concrete interlocking block is characterized by comprising the following steps:
and S1, detecting the raw materials, and weighing appropriate amounts of coarse aggregate, fine aggregate and cement for the raw materials which are qualified in detection.
S2, mixing and stirring the coarse aggregate and the cement together, stirring by using a forced stirrer, adding a proper amount of water during stirring to ensure that the stirred mixture is not loosened when being held by hands and falls to the ground to obtain a bottom material, mixing and stirring the fine aggregate and the cement together, and adding a proper amount of water during stirring to obtain a fabric;
s3, performing bottom material vibration material distribution in the mold for 1-2S to ensure sufficient bottom material distribution, performing primary pressure vibration on the bottom material for 1S to ensure the thickness of the fabric layer to be 6.5-7.5 mm, performing surface material distribution on the bottom material, performing secondary pressure vibration for 8-9S to ensure sufficient pressure vibration and solid blocks;
s4, demolding the interlocking blocks formed in the mold, checking whether the interlocking blocks are qualified, performing the steps S2 and S3 again on unqualified interlocking blocks, and maintaining the qualified interlocking blocks;
and S5, sprinkling water on the qualified interlocking blocks, and then covering the interlocking blocks by using a film or geotextile, wherein the curing time is 2-4 days.
5. A process for producing a concrete interlocking block according to claim 1, wherein: the off-spec product in S4 was re-stirred within 30 min.
CN201911132826.2A 2019-11-19 2019-11-19 Concrete interlocking block and production process thereof Pending CN110950588A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911132826.2A CN110950588A (en) 2019-11-19 2019-11-19 Concrete interlocking block and production process thereof

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Application Number Priority Date Filing Date Title
CN201911132826.2A CN110950588A (en) 2019-11-19 2019-11-19 Concrete interlocking block and production process thereof

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CN110950588A true CN110950588A (en) 2020-04-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113897834A (en) * 2021-11-23 2022-01-07 中电建铁路建设投资集团有限公司 Waste concrete baking-free brick and manufacturing method thereof

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10231576A (en) * 1997-02-19 1998-09-02 Kensetsu Gijutsu Kenkyusho:Kk Construction method of concrete structure and vegetable concrete panel
CN2534222Y (en) * 2001-11-15 2003-02-05 郑振明 Cement broken stone porous paving tiles
JP2004142991A (en) * 2002-10-24 2004-05-20 Toray Ind Inc High wear resistant cement based solidifying material and cement based block
CN2876152Y (en) * 2005-09-08 2007-03-07 潘英豪 High strength water permeable concrete ground brick
KR101050206B1 (en) * 2010-10-22 2011-07-19 삼중씨엠텍(주) Waterproof Pitcher Color Concrete Block Mixture and Bicycle Road and Pedestrian Pitcher Color Concrete Interlocking Block Manufacturing Method Using the Same
CN105401504A (en) * 2015-12-11 2016-03-16 盐城市荣立新型建材有限公司 Concrete pavement brick capable of achieving gap water permeation and self water permeation
EP3289865A1 (en) * 2016-08-29 2018-03-07 Holcim Technology Ltd. Concrete structure for marine or river applications

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10231576A (en) * 1997-02-19 1998-09-02 Kensetsu Gijutsu Kenkyusho:Kk Construction method of concrete structure and vegetable concrete panel
CN2534222Y (en) * 2001-11-15 2003-02-05 郑振明 Cement broken stone porous paving tiles
JP2004142991A (en) * 2002-10-24 2004-05-20 Toray Ind Inc High wear resistant cement based solidifying material and cement based block
CN2876152Y (en) * 2005-09-08 2007-03-07 潘英豪 High strength water permeable concrete ground brick
KR101050206B1 (en) * 2010-10-22 2011-07-19 삼중씨엠텍(주) Waterproof Pitcher Color Concrete Block Mixture and Bicycle Road and Pedestrian Pitcher Color Concrete Interlocking Block Manufacturing Method Using the Same
CN105401504A (en) * 2015-12-11 2016-03-16 盐城市荣立新型建材有限公司 Concrete pavement brick capable of achieving gap water permeation and self water permeation
EP3289865A1 (en) * 2016-08-29 2018-03-07 Holcim Technology Ltd. Concrete structure for marine or river applications

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113897834A (en) * 2021-11-23 2022-01-07 中电建铁路建设投资集团有限公司 Waste concrete baking-free brick and manufacturing method thereof

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