CN116835929A - EPS self-heat-preservation lightweight concrete and processing method thereof - Google Patents

EPS self-heat-preservation lightweight concrete and processing method thereof Download PDF

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Publication number
CN116835929A
CN116835929A CN202310925987.7A CN202310925987A CN116835929A CN 116835929 A CN116835929 A CN 116835929A CN 202310925987 A CN202310925987 A CN 202310925987A CN 116835929 A CN116835929 A CN 116835929A
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CN
China
Prior art keywords
concrete
powder
bone
stirring
staving
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Pending
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CN202310925987.7A
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Chinese (zh)
Inventor
李淳
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Anhui Wanke New Technology Development Co ltd
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Anhui Wanke New Technology Development Co ltd
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Application filed by Anhui Wanke New Technology Development Co ltd filed Critical Anhui Wanke New Technology Development Co ltd
Priority to CN202310925987.7A priority Critical patent/CN116835929A/en
Publication of CN116835929A publication Critical patent/CN116835929A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/10—Mixing in containers not actuated to effect the mixing
    • B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
    • B28C5/16—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a vertical or steeply inclined axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/003—Methods for mixing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/003—Methods for mixing
    • B28C5/006—Methods for mixing involving mechanical aspects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/0806—Details; Accessories
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
    • B28C5/0806—Details; Accessories
    • B28C5/0856—Supporting frames or structures, e.g. supporting wheels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/0007—Pretreatment of the ingredients, e.g. by heating, sorting, grading, drying, disintegrating; Preventing generation of dust
    • 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
    • C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02—Granular materials, e.g. microballoons
    • C04B14/26—Carbonates
    • C04B14/28—Carbonates of calcium
    • 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
    • C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
    • C04B14/02—Granular materials, e.g. microballoons
    • C04B14/36—Inorganic materials not provided for in groups C04B14/022 and C04B14/04 - C04B14/34
    • C04B14/366—Phosphates, e.g. apatite
    • 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
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/40—Porous or lightweight materials

Abstract

The invention discloses EPS self-heat-preserving lightweight concrete and a processing method thereof, relating to the technical field of building materials, wherein raw materials of the concrete comprise cement, sand stone, aggregate, adhesive, mineral substances, bone meal and water, and as the bone meal contains a large amount of calcium, phosphorus, magnesium and other substances, the bone meal can react with hydroxyl ions in the water to generate hardening substances, thereby enhancing the strength and the hardness of the concrete.

Description

EPS self-heat-preservation lightweight concrete and processing method thereof
Technical Field
The invention relates to the technical field related to building materials, in particular to EPS self-heat-preservation lightweight concrete and a processing method thereof.
Background
EPS light concrete is a concrete using light aggregate (polystyrene particles) and cement as main raw materials, the light aggregate generally refers to a density of 2.0g/cm or less 3 The aggregate of the EPS concrete is generally perlite, expanded vermiculite, expanded sand and the like, and the lightweight aggregate adopted by the EPS concrete is polystyrene particles, and has the characteristics of small weight ratio, high porosity, good heat insulation and the like, so that the density of the concrete can be effectively reduced, the heat insulation performance of the concrete is improved, the cement is a cementing material in the concrete, the aggregates in the concrete can be tightly combined together to form a firm concrete structure, and in addition, other admixtures such as slag powder, silica fume, fly ash and the like can be possibly added into the lightweight cement to adjust the performance and the characteristics of the concrete;
however, when the strength and durability of the concrete are increased, most of the existing concrete adopts materials such as additive (fly ash, silica fume, slag powder and the like), high-performance cement, minerals, fiber materials, chemical additives and the like.
Disclosure of Invention
The invention aims to provide EPS self-heat-insulating light concrete and a processing method thereof, which can greatly reduce the cost of the concrete while maintaining the advantages of increasing the strength and durability of the concrete, and can increase the fluidity of the concrete and reduce the construction difficulty.
In order to achieve the above purpose, the present invention provides the following technical solutions: the EPS self-heat-insulating lightweight concrete comprises raw materials of cement powder, sand stone, coarse aggregate, EPS particles, adhesive, mineral substances, bone powder and water:
the weight ratio of the concrete raw materials is as follows: 10-15% of cement powder, 20-25% of sand, 20-25% of coarse aggregate, 10-16% of EPS particles, 3% of adhesive, 10% of mineral substances, 1-5% of bone powder and the balance of water.
The bone powder contains a large amount of substances such as calcium, phosphorus, magnesium and the like, and can react with hydroxyl ions in water to generate hardening substances, so that the strength and hardness of concrete are enhanced, the bone powder can be prepared from a large amount of waste animal bones, the cost of raw materials is reduced, the bone powder is powdery, and the bone powder can be uniformly mixed with other raw materials through the mixing of water.
A processing method of EPS self-heat-preserving lightweight concrete comprises the following steps:
a. processing bone meal
Collecting animal bones, washing the animal bones by flowing water, washing off blood and impurities on the surfaces of the animal bones, boiling the animal bones, softening the adhered bones and muscles on the animal bones, then soaking the animal bones in sodium hydroxide solution to enable the tendons and the muscles on the bones to react with the sodium hydroxide solution, washing the bones to remove the tendons and the muscles, drying the bones, grinding the bones into bone powder with a powdery structure by a grinder, firing the bone powder to take out organic matters and water in the bone, and sieving the bone powder by a screen to finish the preparation of the bone powder.
b. Roller mill of powdery material
Cement powder, sand, mineral substances and bone powder are put into a concrete stirring device, a roller grinding chamber and a stirring chamber are arranged in the stirring device, the cement powder, the sand, the mineral substances and the bone powder enter the roller grinding chamber, the cement powder, the sand, the mineral substances and the bone powder are rolled, and the solidified and agglomerated parts of the cement powder, the sand, the mineral substances and the bone powder are ground into powder, so that the mixing of powdery materials is facilitated.
c. Adding and mixing of block materials
And then adding coarse aggregate and EPS particles into the concrete mixing device, discharging the powdery mixture of the cement powder, the sand, the mineral and the bone powder and the coarse aggregate and the EPS particles into a stirring chamber by the mixing device, and stirring to fill the mixture of the cement powder, the sand, the mineral and the bone powder into gaps between the coarse aggregate and the EPS particle materials, so that the cement powder, the sand, the mineral, the bone powder, the coarse aggregate and the EPS particles are fully mixed.
d. Liquid addition and mixing
Cement and water are put into the concrete mixing device again, and the cement and the water enter the stirring cavity of the mixing device to be mixed with internal materials.
The stirring step in the processing method of EPS self-insulation lightweight concrete is implemented, the stirring device comprises a barrel body, a partition plate for dividing the interior of the barrel body into a roller grinding chamber and a stirring chamber is fixedly connected with the interior of the barrel body, a roller grinding mechanism for roller grinding concrete raw materials is arranged at the upper end of the partition plate, the roller grinding mechanism comprises a roller and a turntable, the turntable is rotatably mounted at the upper end of the partition plate, a first motor for driving the turntable to rotate is fixedly mounted in the partition plate, the roller is rotatably mounted on the outer side wall of the turntable, the roller is uniformly distributed on the outer side wall of the turntable in an annular array by taking the central axis of the turntable as the circle center, and the roller is used for roller grinding concrete raw materials to be convenient for grinding the agglomerated materials into powder through the roller grinding mechanism, so that various materials are convenient for mixing.
In a further embodiment, one end of the roller is rotatably connected with a rotating rod, the outer side wall of the turntable is fixedly connected with a connecting rod, the rotating rod is rotatably connected with the connecting rod, and the roller is conveniently attached to the partition plate through the rotating rod and the connecting rod.
In a further embodiment, the outer side walls of the rotating rod and the connecting rod are sleeved with rubber sleeves, two ends of each rubber sleeve are respectively fixedly connected with one end of a roller and the outer side wall of the rotary table, and powdery materials are prevented from entering a gap between the rotating rod and the connecting rod through the rubber sleeves.
In a further embodiment, the outer side wall of the turntable is rotatably provided with a rotating plate for scraping concrete raw materials to the rollers, the rotating plate is uniformly distributed in an annular array by taking the central axis of the turntable as the center of a circle, a second motor for driving the rotating plate to rotate is fixedly arranged in the turntable, and materials on the partition plate are guided to the lower part of the rollers through the rotating plate.
In a further embodiment, the partition plate is provided with a first discharge hole for discharging, a sealing plate for sealing the discharge hole is rotatably arranged at the first discharge hole, and the first discharge hole is sealed through the sealing plate.
In a further embodiment, the barrel is provided with a control mechanism for controlling the rotation of the sealing plate, the control mechanism comprises a telescopic rod and a rotating sleeve, the rotating sleeve is rotationally arranged on the outer side wall of the barrel, the telescopic rod is fixedly inserted into the rotating sleeve, an operation hole matched with the telescopic rod and the sealing plate is formed in the outer side wall of the barrel, and an output rod of the telescopic rod is rotationally connected to the lower portion of the sealing plate and controls the rotation of the sealing plate through the control mechanism.
In a further embodiment, the stirring shaft for stirring the concrete raw material is rotatably arranged in the barrel body, a third motor for driving the stirring shaft to rotate is fixedly arranged in the partition plate, a supporting frame for supporting the stirring shaft is fixedly arranged in the barrel body, the lower end of the stirring shaft is fixedly inserted into the upper end of the supporting frame, and materials in the barrel body are stirred through the stirring shaft.
In a further embodiment, the upper end of staving has been seted up the feed inlet, and the feed inlet department fixedly connected with of staving is convenient for the material to throw into the material funnel in the staving, and the second bin outlet has been seted up to the lower extreme of staving, and the second bin outlet department fixedly connected with of staving is used for the row's material pipe of guide, and row's material pipe installs the valve that is used for opening row's material pipe, and the lower extreme fixed mounting of staving has the stabilizer blade that is used for supporting the staving, conveniently drops into the material in the staving through the feed funnel, conveniently discharges the material in the staving through row's material pipe.
Compared with the prior art, the invention has the beneficial effects that:
the invention relates to EPS self-heat-preserving lightweight concrete and a processing method thereof, which are characterized in that bone powder contains a large amount of calcium, phosphorus, magnesium and other substances, and the bone powder can react with hydroxyl ions in water to generate hardening substances, so that the strength and hardness of the concrete are enhanced, the bone powder can be manufactured by a large amount of abandoned animal bones, the cost of raw materials is reduced, the bone powder is powdery, and the bone powder can be uniformly mixed with other raw materials through the mixing of water, so that the invention adopts the bone powder as an admixture for EPS concrete, thereby greatly reducing the cost of the concrete while maintaining the advantages of increasing the strength and durability of the concrete, and being capable of increasing the fluidity of the concrete and reducing the construction difficulty.
Drawings
FIG. 1 is a schematic view showing the overall structure of a concrete processing apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a barrel according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a tub according to an embodiment of the present invention;
FIG. 4 is a schematic view of a roller mill according to an embodiment of the present invention;
fig. 5 is an enlarged view of fig. 4 at a in accordance with an embodiment of the present invention.
In the figure: 1. a tub body; 11. a charging hopper; 2. a partition plate; 3. a roller grinding mechanism; 31. a roller; 311. a rotating lever; 32. a turntable; 321. a connecting rod; 33. a rotating plate; 34. a rubber sleeve; 4. a sealing plate; 5. a control mechanism; 51. a telescopic rod; 52. a rotating sleeve; 6. a stirring shaft; 61. a support frame; 7. a discharge pipe; 71. a valve; 8. and (5) supporting legs.
Detailed Description
The following description will clearly and fully describe the technical solutions of the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the embodiment provides an EPS self-insulation lightweight concrete and a processing method thereof, wherein the lightweight concrete comprises cement powder, sand, coarse aggregate, adhesive, mineral substances, bone powder and water.
Specifically, the weight ratio of the concrete raw materials is as follows: 15% of cement powder, 22% of sand, 22% of coarse aggregate, 15% of EPS particles, 2% of adhesive, 5% of mineral substances, 4% of bone powder and the balance of water.
The cement powder is a main cementing material in the concrete, and the cement has the function of forming hydration products through reaction with water in the concrete so as to form strength and hardness of the concrete.
The coarse aggregate refers to aggregate with the grain diameter of more than 5 mm, and adopts stones and broken stones, and the coarse aggregate has the main effects of increasing the strength of concrete, controlling the shrinkage of the concrete and reducing the thermal expansion coefficient of the concrete.
EPS particles are polystyrene particles, and have the main functions of providing strength and stability for concrete, improving the impact resistance and durability of the concrete, and the density of the polystyrene particles is generally 10-30kg/m 3 Compared with the traditional concrete, the concrete has the advantages of light weight, good heat preservation performance, environmental protection and the like.
The sand adopts fine sand, and the effect is to fill the gap between cement and coarse aggregate, increase the compactness and strength of concrete, in addition, the sand can also improve the working performance of concrete, make it easier to construct and shape.
The adhesive is set to be polymer emulsion, can strengthen the material of concrete bonding strength, increase the cohesive force and the tensile strength of concrete to improve the bulk strength and the durability of concrete, specifically speaking, the adhesive can fill the tiny space in the concrete, increase the compactness and the intensity of concrete, can also improve the impermeability and the durability of concrete simultaneously.
The mineral is fly ash, is an admixture for concrete, and can replace part of cement to improve the performance of the concrete, and specifically, the addition of the mineral can improve the durability, the impermeability, the cracking resistance, the strength and the like of the concrete.
The water has two main functions, namely, on one hand, the water in the concrete material reacts with cement to generate hydration products, so that the concrete achieves the purpose of hardening, and on the other hand, the fluidity and the plasticity of the concrete are regulated, so that pouring and forming can be better carried out in construction.
Compared with the existing concrete, the invention has the advantages that the bone powder is added, the main components of the bone powder are calcium carbonate and calcium phosphate, after the bone powder is added, the calcium carbonate and the calcium phosphate in the bone powder can react with hydroxyl ions in water to form hydration products, so that the strength of the concrete is increased, the calcium phosphate in the bone powder can react with the hydroxyl ions in the concrete to form phosphate, so that the durability of the concrete is improved, and meanwhile, the bone powder can form tiny pores in the concrete, and the pores can reduce the heat conductivity coefficient of the concrete, so that the heat insulation performance of the concrete is improved.
The bone powder is prepared from animal bone such as chicken, duck, pig, cow, horse, etc. as human food, and is prepared by cleaning, decocting, removing meat, oven drying, sun drying, grinding, baking, sieving, cleaning bone surface with water flow, softening animal meat by decocting, removing meat, soaking bone with sodium hydroxide solution, reacting the meat with sodium hydroxide solution, washing, removing meat and solution, sun drying and oven drying, grinding to obtain powder, baking, sieving to obtain block, and adding the powder into concrete.
According to the invention, the bone powder is used for replacing the admixture such as fly ash, silica fume, slag powder and the like and the materials such as high-performance cement, minerals, fiber materials, chemical additives and the like to be added into the concrete, and as the bone powder is rich in a large amount of calcium, phosphorus, magnesium and the like, the bone powder can react with hydroxyl ions in water to generate hardening substances, so that the strength and hardness of the concrete are enhanced, and the bone can be animal bone eaten by people.
In order to facilitate mixing of a plurality of raw materials in the concrete, a mixing device of EPS self-heat-preserving lightweight concrete is arranged.
Specifically, the device includes staving 1, and as shown in fig. 1 and 3, the feed opening has been seted up to staving 1's upper end, and the upper end feed opening department fixedly connected with of staving 1 throws material funnel 11, and material funnel 11 adopts the funnel-shaped structure, is convenient for throw concrete material into staving 1 through material funnel 11.
The second bin outlet has been seted up to the lower extreme of staving 1, and the lower extreme second bin outlet department fixedly connected with row material pipe 7 of staving 1, and wherein, row material pipe 7 installs valve 71, can open row material pipe 7 through valve 71, and the concrete raw materials that gets into in the staving 1 passes through the second bin outlet through self gravity, and then discharges from row material pipe 7 department of opening.
As shown in fig. 1, the lower end of the barrel body 1 is fixedly connected with four supporting legs 8, and the four supporting legs 8 are uniformly distributed in an annular array by taking the central axis of the barrel body 1 as the circle center.
As shown in fig. 2, a partition plate 2 is fixedly connected to the inside of the barrel body 1, the inside of the barrel body 1 is divided into two cavities aligned up and down through the partition plate 2, the upper cavity is a roller grinding cavity, and the lower cavity is a stirring cavity.
Wherein, the upper end of baffle 2 is provided with roller mill mechanism 3, and roller mill mechanism 3 includes roller 31 and carousel 32.
Specifically, the turntable 32 is rotatably mounted at the upper end of the partition plate 2, a first motor is fixedly mounted in the partition plate 2, an output shaft of the first motor is fixedly connected with the turntable 32, and the turntable 32 can be driven to rotate at the upper end of the partition plate 2 by starting the first motor.
The outer side wall fixedly connected with connecting rod 321 of carousel 32, connecting rod 321 sets up to two, and two connecting rods 321 set up as the axis symmetry with carousel 32, and roller 31 sets up to two, and the one end rotation of roller 31 is connected with dwang 311, and the one end of dwang 311 and the one end rotation of connecting rod 321 are connected, and then make roller 31 rotate the outer side wall department of connecting at carousel 32.
The roller 31 is rotated on the side of the turntable 32 by the weight of the roller 31 by the rotational connection of the connecting rod 321 and the rotating rod 311, the outer side wall of the roller 31 is attached to the upper end of the partition plate 2, and the roller 31 can roll on the upper end of the partition plate 2 when the turntable 32 rotates.
Concrete raw materials can be put into the upper end of the partition plate 2 through the feeding port of the barrel body 1, rolling can be carried out on the concrete raw materials above the partition plate 2 through rolling of the roller 31 at the upper end of the partition plate 2, the roller 31 is set to be stone with higher density, the concrete raw materials are rolled through the weight of the roller 31, the concrete raw materials in blocks are rolled to powder, and the rolled raw materials are cement powder, sand, mineral matters and bone powder.
As shown in fig. 5, the outer side walls of the rotating rod 311 and the connecting rod 321 are sleeved with a rubber sleeve 34, two ends of the rubber sleeve 34 are respectively and fixedly connected with the outer side wall of the turntable 32 and one end of the roller 31, the rubber sleeve 34 is made of anti-corrosion rubber, and the rubber sleeve 34 prevents powdery concrete raw materials from entering the rotating connection position of the rotating rod 311 and the connecting rod 321, so that the rotating of the rotating rod 311 is prevented from being influenced by the powdery concrete raw materials.
As shown in fig. 4, the outer side wall of the turntable 32 is rotatably provided with a rotating plate 33, the inside of the turntable 32 is fixedly provided with two second motors, the two second motors are oppositely arranged, the rotating plate 33 is fixedly connected to the output shaft of the second motors, the rotating plate 33 can be driven to rotate by starting the second motors, and then the concrete raw materials above the partition plate 2 are discharged below the rollers 31, so that the rollers 31 can roll the concrete raw materials conveniently.
As shown in fig. 2, a stirring shaft 6 is rotatably installed below the partition plate 2, a third motor is fixedly installed inside the partition plate 2, an output shaft of the third motor is fixedly connected with the stirring shaft 6, and concrete raw materials entering the stirring cavity are stirred and mixed through the stirring shaft 6.
Specifically, the support frame 61 is fixedly installed in the barrel body 1, the lower end of the stirring shaft 6 is rotatably connected to the upper end of the support frame 61, and the stirring shaft 6 is supported by the support frame 61.
As shown in fig. 2 and 3, the partition plate 2 is provided with a first discharge hole, the concrete raw material in the roller grinding chamber is conveniently discharged into the stirring chamber through the first discharge hole, and a sealing plate 4 for closing or opening the first discharge hole is rotatably arranged in the first discharge hole.
Wherein, staving 1 is provided with control mechanism 5, rotates through control mechanism 5 control shrouding 4.
Specifically, the control mechanism 5 includes a telescopic rod 51 and a rotating sleeve 52, the rotating sleeve 52 is rotatably mounted on the outer side wall of the barrel body 1 through a hinge support, and an operation hole matched with the telescopic rod 51 and the sealing plate 4 is formed in the outer side wall of the barrel body 1.
The telescopic rod 51 is set to be a hydraulic rod, the telescopic rod 51 is fixedly inserted in the rotating sleeve 52, one end of the telescopic rod 51 is rotationally connected to the lower end of the sealing plate 4, the sealing plate 4 is driven to rotate by controlling the telescopic rod 51 to stretch, and the rotating angle is 90 degrees.
When the first discharge hole of the partition plate 2 is opened by rotation of the sealing plate 4, the sealing plate 4 is rotated and contracted into the operation hole, and the operation hole is closed by the sealing plate 4.
After the cement powder, sand, mineral and bone powder are positioned in the roller grinding chamber and are rolled by the roller 31, the sealing plate 4 is opened by the control mechanism 5, the cement powder, sand, mineral and bone powder are swept to the first discharge port, the cement powder, sand, mineral and bone powder enter the stirring chamber, coarse aggregate and EPS particles are then thrown into the barrel body 1, the roller 31 discharges the powdery cement powder, sand, mineral and bone powder mixture, coarse aggregate and EPS particles into the stirring chamber to stir, the cement powder, sand, mineral and bone powder mixture is filled into gaps between the coarse aggregate and EPS particle materials, the cement powder, sand, mineral, bone powder, coarse aggregate and EPS particles are fully mixed, then cement and water are thrown into the concrete barrel body 1 again, and the cement and water enter the stirring chamber to mix with internal materials.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. An EPS self-heat-preservation lightweight concrete is characterized in that: the raw materials of the concrete comprise cement powder, sand, coarse aggregate, EPS particles, adhesive, mineral substances, bone powder and water;
the weight ratio of the concrete raw materials is as follows: 10-15% of cement powder, 20-25% of sand, 20-25% of coarse aggregate, 10-16% of EPS particles, 3% of adhesive, 10% of mineral substances, 1-5% of bone powder and the balance of water.
2. The processing method of the EPS self-heat-preservation lightweight concrete is characterized by comprising the following steps of:
a. processing bone meal
Collecting animal bone, washing animal bone with flowing water, washing off blood and impurities on animal bone surface, boiling animal bone, softening adhered bones and muscles on animal bone, soaking animal bone in sodium hydroxide solution to react the bones and muscles with sodium hydroxide solution, washing bone to remove tendons and muscles, oven drying, grinding bone into bone powder, baking to remove organic matters and water, sieving to obtain bone powder,
b. roller mill of powdery material
Cement powder, sand, mineral substances and bone powder are put into a concrete stirring device, a roller grinding chamber and a stirring chamber are arranged in the stirring device, the cement powder, the sand, the mineral substances and the bone powder enter the roller grinding chamber, the cement powder, the sand, the mineral substances and the bone powder are roller-ground, the part of the cement powder, the sand, the mineral substances and the bone powder which are solidified into blocks is ground into powder, the mixing of powdery materials is facilitated,
c. adding and mixing of block materials
Then coarse aggregate and EPS particles are put into a concrete mixing device, the mixing device discharges the powdery mixture of cement powder, sand, mineral and bone powder and the coarse aggregate and EPS particles into a stirring chamber for stirring, so that the mixture of cement powder, sand, mineral and bone powder is filled into gaps between the coarse aggregate and EPS particle materials, the cement powder, sand, mineral, bone powder, coarse aggregate and EPS particles are fully mixed,
d. liquid addition and mixing
Cement and water are put into the concrete mixing device again, and the cement and the water enter the stirring cavity of the mixing device to be mixed with internal materials.
3. A stirring device for carrying out the stirring step in the processing method of EPS self-insulating lightweight concrete according to claim 2, characterized in that: the stirring device comprises a barrel body (1), wherein a partition plate (2) for dividing the interior of the barrel body (1) into a roller grinding chamber and a stirring chamber is fixedly connected to the interior of the barrel body (1), a roller grinding mechanism (3) for roller grinding concrete raw materials is arranged at the upper end of the partition plate (2), and the roller grinding mechanism (3) comprises a roller (31) and a rotary table (32);
the rotary table (32) is rotatably arranged at the upper end of the partition plate (2), a first motor for driving the rotary table (32) to rotate is fixedly arranged in the partition plate (2), the rollers (31) are rotatably arranged on the outer side wall of the rotary table (32), and the rollers (31) are uniformly distributed on the outer side wall of the rotary table (32) in an annular array by taking the central axis of the rotary table (32) as the center of a circle.
4. A stirring device as set forth in claim 3, wherein: one end of the roller (31) is rotatably connected with a rotating rod (311), the outer side wall of the turntable (32) is fixedly connected with a connecting rod (321), and the rotating rod (311) is rotatably connected with the connecting rod (321).
5. A stirring device as set forth in claim 4, wherein: the outer side walls of the rotating rod (311) and the connecting rod (321) are sleeved with rubber sleeves (34), and two ends of each rubber sleeve (34) are fixedly connected with one end of a roller (31) and the outer side wall of a rotary table (32) respectively.
6. A stirring device as set forth in claim 3, wherein: the outer side wall of the turntable (32) is rotatably provided with a rotating plate (33) for scraping concrete raw materials to the rollers (31), the rotating plate (33) is uniformly distributed in an annular array by taking the central axis of the turntable (32) as the circle center, and the interior of the turntable (32) is fixedly provided with a second motor for driving the rotating plate (33) to rotate.
7. A stirring device as set forth in claim 3, wherein: the separator (2) is provided with a first discharge hole for discharging, and a sealing plate (4) for sealing the discharge hole is rotatably arranged at the first discharge hole.
8. A stirring device as set forth in claim 7, wherein: the utility model discloses a control mechanism (5) that is used for controlling shrouding (4) pivoted is provided with to staving (1), control mechanism (5) are including telescopic link (51) and rotation cover (52), rotation cover (52) rotate and install the lateral wall at staving (1), telescopic link (51) are fixed to be pegged graft in the inside of rotating cover (52), the operation hole that matches with telescopic link (51) and shrouding (4) is seted up to the lateral wall of staving (1), the output pole of telescopic link (51) rotates and connects in the below of shrouding (4).
9. A stirring device as set forth in claim 3, wherein: the stirring device is characterized in that a stirring shaft (6) for stirring concrete raw materials is rotatably arranged in the barrel body (1), a third motor for driving the stirring shaft (6) to rotate is fixedly arranged in the partition plate (2), a supporting frame (61) for supporting the stirring shaft (6) is fixedly arranged in the barrel body (1), and the lower end of the stirring shaft (6) is fixedly inserted into the upper end of the supporting frame (61).
10. A stirring device as set forth in claim 3, wherein: the upper end of staving (1) has seted up the feed inlet, the feed hopper (11) in the feed inlet department fixedly connected with of staving (1) is convenient for the material to throw into staving (1), the second bin outlet has been seted up to the lower extreme of staving (1), the second bin outlet department fixedly connected with of staving (1) is used for arranging material pipe (7) of blowing, valve (71) that are used for opening row material pipe (7) are installed to row material pipe (7), the lower extreme fixed mounting of staving (1) has stabilizer blade (8) that are used for supporting staving (1).
CN202310925987.7A 2023-07-26 2023-07-26 EPS self-heat-preservation lightweight concrete and processing method thereof Pending CN116835929A (en)

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Application Number Priority Date Filing Date Title
CN202310925987.7A CN116835929A (en) 2023-07-26 2023-07-26 EPS self-heat-preservation lightweight concrete and processing method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310925987.7A CN116835929A (en) 2023-07-26 2023-07-26 EPS self-heat-preservation lightweight concrete and processing method thereof

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117359789A (en) * 2023-12-07 2024-01-09 鄂尔多斯市绎源石油工程技术服务有限公司 Preparation equipment and process of low-density oil well cement reinforced material

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117359789A (en) * 2023-12-07 2024-01-09 鄂尔多斯市绎源石油工程技术服务有限公司 Preparation equipment and process of low-density oil well cement reinforced material
CN117359789B (en) * 2023-12-07 2024-02-27 鄂尔多斯市绎源石油工程技术服务有限公司 Preparation equipment and process of low-density oil well cement reinforced material

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