CN113105177B - Anti-dry cracking concrete and preparation process thereof - Google Patents
Anti-dry cracking concrete and preparation process thereof Download PDFInfo
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- CN113105177B CN113105177B CN202110402924.4A CN202110402924A CN113105177B CN 113105177 B CN113105177 B CN 113105177B CN 202110402924 A CN202110402924 A CN 202110402924A CN 113105177 B CN113105177 B CN 113105177B
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- 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
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- 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
- C04B20/02—Treatment
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- 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
- C04B2111/34—Non-shrinking or non-cracking materials
- C04B2111/343—Crack resistant materials
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention relates to the technical field of concrete preparation, in particular to anti-dry-cracking concrete and a preparation process thereof, which can remove impurities such as clay, silt and the like in the concrete. Comprises a cleaning feeding mechanism and a mixing and stirring mechanism; the process comprises the following steps: the method comprises the following steps: adding sand, broken stone blocks and volcanic cinders into a concrete preparation device for preventing dry cracking; step two: washing impurities such as clay, silt and the like in the sand, the broken stone blocks and the volcanic cinders clean by water; step three: mixing the washed sand, broken stone blocks and volcanic cinders with cement and water to obtain the anti-dry cracking concrete; step four: and taking out the prepared anti-cracking concrete for use.
Description
Technical Field
The invention relates to the technical field of concrete preparation, in particular to anti-dry-cracking concrete and a preparation process thereof.
Background
The invention with publication number CN112408888A discloses a drought-resistant anti-crack concrete and a preparation process thereof, which has the advantage of cleaning a vessel of a red river by vibration when mixing concrete raw materials, and the preparation process of the drought-resistant anti-crack concrete comprises the following steps: s1: cleaning the inner wall of the mixing container; s2: all raw materials of the drought-resistant anti-crack concrete are added into a mixing container; s3: stirring and mixing all the raw materials in the mixing container and cleaning the inner wall; s4: collecting the prepared drought-resistant anti-crack concrete; the drought-resistant anti-crack concrete is prepared from the following raw materials in parts by weight: 40 parts of cement mineral mixture, 80 parts of natural coarse aggregate, 28 parts of regenerated coarse aggregate, 60 parts of basalt macadam, 12 parts of composite additive, 3 parts of expanding agent, 1 part of fiber, 3 parts of fly ash, 2 parts of polystyrene foam particles, 2.5 parts of phosphorous slag powder and 15 parts of water; however, the concrete of the present invention has a reduced strength due to the presence of impurities such as clay, sludge, silt, etc.
Disclosure of Invention
The invention provides a preparation process of anti-dry-cracking concrete, which can remove impurities such as clay, silt and the like in the concrete.
A preparation process of anti-dry cracking concrete comprises the following steps:
the method comprises the following steps: adding sand, broken stone blocks and volcanic cinders into a concrete preparation device for preventing dry cracking;
step two: washing impurities such as clay, silt and the like in the sand, the broken stone blocks and the volcanic cinders clean by water;
step three: mixing the washed sand, broken stone blocks and volcanic cinders with cement and water to obtain the anti-dry cracking concrete;
step four: taking out the prepared anti-cracking concrete for use;
the anti-cracking concrete preparation process further relates to an anti-cracking concrete preparation device, the anti-cracking concrete preparation device comprises a cleaning feeding mechanism and a mixing and stirring mechanism, and the cleaning feeding mechanism is connected to the mixing and stirring mechanism.
As a further optimization of the technical scheme, the cleaning and feeding mechanism of the preparation process of the anti-dry cracking concrete comprises a water storage tank, a water delivery pipeline, an auxiliary support, a dispersing water pipe and nozzles, wherein the nozzles are uniformly distributed on the dispersing water pipe, the dispersing water pipe is fixedly connected to one end of the water delivery pipeline, the other end of the water delivery pipeline is fixedly connected to the water storage tank, the auxiliary support is fixedly connected to the water storage tank, the water delivery pipeline is in sliding contact with the auxiliary support, a water pump is arranged in the water storage tank, and the water storage tank, the water delivery pipeline, the dispersing water pipe and the nozzles are sequentially communicated.
As a further optimization of the technical scheme, the cleaning and feeding mechanism of the anti-dry cracking concrete preparation process further comprises a feeding opening, connecting holes, an inclined chute, steps and a sand filter screen, wherein the sand filter screen is fixedly connected to the right end of the inclined chute, the left end of the inclined chute is fixedly connected to the bottom end of the feeding opening, the right side of the feeding opening is provided with a plurality of connecting holes, the left side inside the inclined chute is provided with a plurality of steps, a plurality of nozzles are respectively and fixedly connected to the plurality of connecting holes, and the bottom end of the inclined chute is provided with an opening.
As a further optimization of the technical scheme, the cleaning and feeding mechanism for the preparation process of the anti-dry-cracking concrete further comprises a material guide plate, an air cylinder and a protective frame, wherein the right end of the material guide plate is hinged to the right side of the opening at the bottom end of the inclined chute, the bottom end of the material guide plate is rotatably connected to an air cylinder rod of the air cylinder, and the bottom end of the air cylinder is rotatably connected to the protective frame
As a further optimization of the technical scheme, the cleaning and feeding mechanism of the anti-dry cracking concrete preparation process further comprises a recovery basket, a sliding plate door and a filter screen frame, wherein the filter screen frame is fixedly connected to the inner wall of the recovery basket, the sliding plate door is slidably connected to the right side of the recovery basket, and the right end of the inclined sliding groove is fixedly connected to the left side of the recovery basket.
As a further optimization of the technical scheme, the cleaning and feeding mechanism of the anti-dry cracking concrete preparation process further comprises a water feeding valve and a water feeding groove, the water feeding valve is arranged at the bottom end of the left side of the recovery basket, the water feeding groove is fixedly connected to the left side of the recovery basket, and the protection frame is fixedly connected in the water feeding groove.
As a further optimization of the technical scheme, the cleaning and feeding mechanism of the anti-dry cracking concrete preparation process further comprises two movable handles and two movable slideways, wherein the two movable handles are respectively and fixedly connected to the front end and the rear end of the recovery basket, the bottom end of the recovery basket is slidably connected into the movable slideways, and the movable slideways are fixedly connected to the top end of the water storage tank.
As a further optimization of the technical scheme, the mixing and stirring mechanism comprises a mixing barrel, a stirring screw, a stirring motor, a discharge door and a base, wherein the mixing barrel is fixedly connected to the base, the stirring screw is rotatably connected into the mixing barrel, the stirring screw is fixedly connected to an output shaft of the stirring motor, the stirring motor is fixedly connected to the mixing barrel, the discharge door is arranged on the left side of the mixing barrel, and a water storage tank is fixedly connected to the base.
As a further optimization of the technical scheme, the mixing and stirring mechanism for the anti-dry cracking concrete preparation process further comprises an inclined table, a striking rod, a rotating motor and a cam, wherein the cam is fixedly connected to an output shaft of the rotating motor, the rotating motor is fixedly connected to the inclined table, the inclined table is fixedly connected to a base, the striking rod is connected to the inclined table in a sliding manner, and a spring is sleeved on the striking rod
The anti-dry cracking concrete prepared by the preparation process of the anti-dry cracking concrete comprises the following raw materials in parts by weight: cement, sand, broken stone, adhesive, volcanic cinders and clear water.
The anti-dry cracking concrete preparation device has the beneficial effects that:
the utility model provides an anti dry-cracking concrete preparation facilities can utilize and pass through the grit, rubble piece and volcanic slag into the slope spout through the uncovered addition of feeding, when water is washed grit, rubble piece and volcanic slag, grit, rubble piece and volcanic slag can roll the cunning down along the inclination of slope spout from a plurality of steps, thereby make grit, all faces all washed by the water when rubble piece and volcanic slag self roll, and the vibrations that utilize to roll the production shake down the stubborn impurity that self was taken, abundant with clay, impurity such as silt and silt fall down, ensure that water can wash the grit, the clay on rubble piece and the volcanic slag, impurity such as silt and silt wash down, make cement and grit, rubble piece and volcanic slag adhesion inseparabler and abundant, thereby improve the intensity of concrete.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of a dry cracking-resistant concrete manufacturing apparatus according to the present invention;
FIG. 2 is a schematic structural view of a cleaning feed mechanism;
FIG. 3 is a schematic structural view of a nozzle;
FIG. 4 is a schematic structural view of a step;
FIG. 5 is a schematic view of a material guide plate;
FIG. 6 is a schematic structural view of a recovery basket;
fig. 7 is a schematic structural view of the mixing and stirring mechanism.
In the figure: cleaning the feeding mechanism 1; a water storage tank 1-1; 1-2 of a water pipeline; 1-3 of an auxiliary bracket; 1-4 of a dispersion water pipe; 1-5 parts of a nozzle; 1-6 of feeding opening; connecting holes 1-7; inclined chutes 1-8; 1-9 steps; 1-10 parts of sandstone filter screen; 1-11 parts of a material guide plate; 1-12 of a cylinder; 1-13 of a protective frame; recovery baskets 1-14; 1-15 of sliding plate door; filter net frames 1-16; water supply valves 1-17; moving the handles 1-18; 1-19 of a water feeding tank; 1-20 of a movable slideway; a mixing and stirring mechanism 2; 2-1 of a mixing barrel; 2-2 parts of a stirring screw; 2-3 of a stirring motor; 2-4 of a discharge door; 2-5 of a base; 2-6 of a sloping bench; 2-7 of a striking rod; 2-8 parts of a rotating motor; cams 2-9.
Detailed Description
The first embodiment is as follows:
the embodiment is described below with reference to the drawings, and the preparation process of the anti-dry cracking concrete comprises the following steps:
the method comprises the following steps: adding sand, broken stone blocks and volcanic cinders into a concrete preparation device for preventing dry cracking;
step two: washing impurities such as clay, silt and the like in the sand, the broken stone blocks and the volcanic cinders clean by water;
step three: mixing the washed sand, broken stone blocks and volcanic cinders with cement and water to obtain the anti-dry cracking concrete;
step four: taking out the prepared anti-cracking concrete for use;
the anti-dry-cracking concrete preparation process further relates to an anti-dry-cracking concrete preparation device, the anti-dry-cracking concrete preparation device comprises a cleaning feeding mechanism 1 and a mixing and stirring mechanism 2, and the cleaning feeding mechanism 1 is connected to the mixing and stirring mechanism 2.
In the existing concrete preparation process, impurities such as clay, silt and silt in sand, broken stone and volcanic cinders can be easily mixed in the impurities and can be adhered to the surfaces of the sand, the broken stone and the volcanic cinders to prevent the cement from being bonded with the sand, the broken stone and the volcanic cinders.
The second embodiment is as follows:
the present embodiment will be described with reference to the accompanying drawings, which are for further explanation, the cleaning and feeding mechanism 1 comprises a water storage tank 1-1, a water pipeline 1-2, an auxiliary support 1-3, a dispersion water pipe 1-4 and nozzles 1-5, wherein a plurality of nozzles 1-5 are uniformly distributed on the dispersion water pipe 1-4, the dispersion water pipe 1-4 is fixedly connected to one end of the water pipeline 1-2, the other end of the water pipeline 1-2 is fixedly connected to the water storage tank 1-1, the auxiliary support 1-3 is fixedly connected to the water storage tank 1-1, the water pipeline 1-2 is in sliding contact with the auxiliary support 1-3, a water pump is arranged in the water storage tank 1-1, and the water storage tank 1-1, the water pipeline 1-2, the dispersion water pipe 1-4 and the nozzles 1-5 are sequentially communicated.
The water pump conveys water in the water storage tank 1-1 to the water dispersion pipe 1-4 through the water conveying pipeline 1-2, and finally the water is sprayed out through the plurality of nozzles 1-5 to wash the sand, the broken stone blocks and the volcanic cinders so that impurities such as clay, silt and the like on the sand, the broken stone blocks and the volcanic cinders are washed off, and therefore the sand, the broken stone blocks and the volcanic cinders are cleaned.
The third concrete implementation mode:
the second embodiment is further described with reference to the following drawings, wherein the cleaning and feeding mechanism 1 further comprises feeding openings 1-6, connecting holes 1-7, inclined chutes 1-8, steps 1-9 and sand and stone screens 1-10, the sand and stone screens 1-10 are fixedly connected to the right ends of the inclined chutes 1-8, the left ends of the inclined chutes 1-8 are fixedly connected to the bottom ends of the feeding openings 1-6, the right sides of the feeding openings 1-6 are provided with a plurality of connecting holes 1-7, the left sides inside the inclined chutes 1-8 are provided with a plurality of steps 1-9, a plurality of nozzles 1-5 are respectively and fixedly connected to the connecting holes 1-7, and the bottom ends of the inclined chutes 1-8 are provided with openings.
Adding sand, crushed stone and volcanic cinders into the inclined chutes 1-8 through the feeding openings 1-6, washing the sand, crushed stone and volcanic cinders by water, rolling the sand, crushed stone and volcanic cinders down from the steps 1-9 along the inclined angles of the inclined chutes 1-8, washing all surfaces of the sand, crushed stone and volcanic cinders by water while rolling the sand, crushed stone and volcanic cinders, shaking stubborn impurities carried by the sand, crushed stone and volcanic cinders by using the vibration generated by rolling, sufficiently washing the impurities such as clay, silt and sand on the sand, crushed stone and volcanic cinders, stopping the sand, crushed stone and volcanic cinders after encountering the filter screens 1-10, and discharging the generated sewage through the filter screens 1-10 to realize the purpose of washing the clean sand, crushed stone, volcanic cinders and volcanic cinders, The crushed stone blocks and the volcanic cinders are separated from the sewage.
The fourth concrete implementation mode:
in the following, the third embodiment will be further described with reference to the drawings, and the cleaning and feeding mechanism 1 further includes material guide plates 1-11, air cylinders 1-12, and protection frames 1-13, wherein the right ends of the material guide plates 1-11 are hinged to the right side of the opening at the bottom end of the inclined chute 1-8, the bottom ends of the material guide plates 1-11 are rotatably connected to the air cylinder rods of the air cylinders 1-12, and the bottom ends of the air cylinders 1-12 are rotatably connected to the protection frames 1-13.
The cleaned sand, broken stone and volcanic cinders blocked by the sand filter screen 1-10 can be concentrated on the material guide plate 1-11, after the sewage is discharged, the air cylinder 1-12 drives the material guide plate 1-11 to rotate downwards, and the material guide plate 1-11 can discharge the cleaned sand, broken stone and volcanic cinders concentrated in the inclined chute 1-8 without manual collection.
The fifth concrete implementation mode is as follows:
the fourth embodiment is further described in the following description with reference to the drawings, and the cleaning and feeding mechanism 1 further includes recovery baskets 1-14, sliding plate doors 1-15 and filter screen frames 1-16, wherein the filter screen frames 1-16 are fixedly connected to the inner walls of the recovery baskets 1-14, the sliding plate doors 1-15 are slidably connected to the right sides of the recovery baskets 1-14, and the right ends of the inclined sliding grooves 1-8 are fixedly connected to the left sides of the recovery baskets 1-14.
The filter screen frames 1-16 are provided with water filtering membranes, after sewage enters the recovery baskets 1-14, the sewage is filtered and purified by the filtering membranes on the filter screen frames 1-16, impurities are left on the filter screen frames 1-16, the obtained clean water flows below the filter screen frames 1-16, the obtained clean water can be added into concrete for recycling, waste of water resources is avoided, and the sliding plate doors 1-15 can be pulled up when the impurities on the filter screen frames 1-16 are accumulated to a certain amount, so that the impurities on the filter screen frames 1-16 can be cleaned in time, and the filter screen frames 1-16 are prevented from being blocked.
The sixth specific implementation mode:
in the following, the present embodiment will be described with reference to the drawings, and in the present embodiment, a fifth embodiment is further described, in which the cleaning and feeding mechanism 1 further includes water feeding valves 1-17 and water feeding tanks 1-19, the water feeding valves 1-17 are disposed at the bottom ends of the left sides of the recovery baskets 1-14, the water feeding tanks 1-19 are fixedly connected to the left sides of the recovery baskets 1-14, and the protection frames 1-13 are fixedly connected to the water feeding tanks 1-19.
The water supply valves 1-17 convey clear water below the filter net racks 1-16 to the concrete through the water supply grooves 1-19 for use, and when water flows in the water supply grooves 1-19, the protection frames 1-13 can protect the bottom ends of the air cylinders 1-12, so that the clear water is prevented from flowing to the bottom ends of the air cylinders 1-12 to corrode the bottom ends of the air cylinders 1-12.
The seventh embodiment:
in the following, the present embodiment will be described in detail with reference to the drawings, and the sixth embodiment will be further described in the present embodiment, the cleaning and feeding mechanism 1 further includes moving handles 1 to 18 and moving slideways 1 to 20, the two moving handles 1 to 18 are respectively and fixedly connected to the front and rear ends of the recovery baskets 1 to 14, the bottom ends of the recovery baskets 1 to 14 are slidably connected to the moving slideways 1 to 20, and the moving slideways 1 to 20 are fixedly connected to the top ends of the water storage tanks 1 to 1.
The movable handles 1 to 18 are used for driving the recovery baskets 1 to 14 to move left and right on the movable slideways 1 to 20, when the recovery baskets 1 to 14 move left, the water resource is recovered, and when the recovery baskets 1 to 14 move right, the cleaning and feeding mechanism 1 can be prevented from interfering an operator to clean the mixing and stirring mechanism 2.
The specific implementation mode is eight:
the seventh embodiment is further described in the following with reference to the drawings, in which the mixing and stirring mechanism 2 includes a mixing barrel 2-1, a stirring screw 2-2, a stirring motor 2-3, a discharge door 2-4 and a base 2-5, the mixing barrel 2-1 is fixedly connected to the base 2-5, the stirring screw 2-2 is rotatably connected to the mixing barrel 2-1, the stirring screw 2-2 is fixedly connected to an output shaft of the stirring motor 2-3, the stirring motor 2-3 is fixedly connected to the mixing barrel 2-1, the discharge door 2-4 is arranged on the left side of the mixing barrel 2-1, and a water storage tank 1-1 is fixedly connected to the base 2-5.
The discharge door 2-4 is provided with a motor, and the discharge door 2-4 can be driven by the motor to automatically open and close, so that the discharge of concrete is controlled.
The specific implementation method nine:
the following description is provided to illustrate the present embodiment, and the present embodiment further describes the eighth embodiment, where the mixing and stirring mechanism 2 further includes an inclined platform 2-6, a striking rod 2-7, a rotating electrical machine 2-8, and a cam 2-9, the cam 2-9 is fixedly connected to an output shaft of the rotating electrical machine 2-8, the rotating electrical machine 2-8 is fixedly connected to the inclined platform 2-6, the inclined platform 2-6 is fixedly connected to a base 2-5, the striking rod 2-7 is slidably connected to the inclined platform 2-6, and a spring is sleeved on the striking rod 2-7.
The cam 2-9 is driven to rotate by the rotating motor 2-8, so that the cam 2-9 repeatedly extrudes the impact rod 2-7, the impact rod 2-7 continuously impacts the mixing barrel 2-1 under the action of the spring, and the concrete in the mixing barrel 2-1 generates vibration, so that the air mixed in during mixing of the concrete is discharged due to the vibration, air holes caused by air inclusion in the concrete are avoided, and the condition that the strength of the concrete is reduced due to the air holes is avoided.
The anti-dry cracking concrete prepared by the preparation process of the anti-dry cracking concrete comprises the following raw materials in parts by weight: 10 parts of cement, 15 parts of sand, 8 parts of broken stone, 3 parts of adhesive, 5 parts of volcanic cinders and the balance of clear water.
The working principle of the preparation process of the anti-dry cracking concrete is as follows: an operator uses two moving handles 1-18 to push a recovery basket 1-14 to move leftwards on a moving slideway 1-20, the recovery basket moves to a water conveying groove 1-19 to reach the upper part of a mixing barrel 2-1, then sand, crushed stone and volcanic cinders are added into an inclined chute 1-8 through a feeding opening 1-6, a water pump conveys water in a water storage tank 1-1 to a dispersion water pipe 1-4 through a water conveying pipeline 1-2, and finally the water is sprayed out through a plurality of nozzles 1-5 to flush the sand, the crushed stone and the volcanic cinders, so that impurities such as clay, silt and sand on the sand, the crushed stone and the volcanic cinders are flushed, and the sand, the crushed stone and the volcanic cinders roll down from a plurality of steps 1-9 along the inclination angle of the inclined chute 1-8 while the water flushes the sand, the crushed stone and the volcanic cinders, therefore, all surfaces of the sand, the broken stone and the volcanic cinders are washed by water while rolling, and stubborn impurities carried by the sand, the broken stone and the volcanic cinders are shaken off by using the vibration generated by rolling, so that the impurities such as clay, silt and the like are sufficiently removed, the water is ensured to be capable of washing the impurities such as the clay, the silt and the silt on the sand, the broken stone and the volcanic cinders off, the sand, the broken stone and the volcanic cinders are blocked after meeting the sand filter screens 1-10, the produced sewage flows out through the sand filter screens 1-10, the sewage is filtered and purified by the filtering membranes on the filter screen frames 1-16 after entering the recovery baskets 1-14, the impurities are left on the filter screen frames 1-16, the obtained clean water flows to the lower surfaces of the filter screen frames 1-16, the water feeding valves 1-17 convey the clean water below the filter screen frames 1-16 to the mixing barrels 2-1 through the water feeding grooves 1-19, the cylinder 1-12 drives the guide plate 1-11 to rotate downwards, the guide plate 1-11 discharges cleaned sand, broken stone blocks and volcanic cinders collected in the inclined chute 1-8 into the mixing barrel 2-1, then cement, adhesive and other clear water are added into the mixing barrel 2-1, then the stirring motor 2-3 is started to enable the stirring screw 2-2 to mix and stir the sand, broken stone blocks, volcanic cinders, cement, adhesive and water, so as to obtain anti-dry cracking concrete, finally the rotating motor 2-8 drives the cam 2-9 to rotate, the cam 2-9 repeatedly extrudes the impact rod 2-7, the impact rod 2-7 continuously impacts the mixing barrel 2-1 under the action of the spring, so as to enable the concrete in the mixing barrel 2-1 to vibrate, therefore, air mixed in during stirring and mixing of the concrete is exhausted due to vibration, and finally, the anti-cracking concrete can be taken out for use by an operator through opening the discharging doors 2-4.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (7)
1. A preparation process of anti-dry cracking concrete is characterized by comprising the following steps: the process comprises the following steps:
the method comprises the following steps: adding sand, broken stone blocks and volcanic cinders into a concrete preparation device for preventing dry cracking;
step two: washing impurities such as clay, silt and the like in the sand, the broken stone blocks and the volcanic cinders clean by water;
step three: mixing the washed sand, broken stone blocks and volcanic cinders with cement and water to obtain the anti-dry cracking concrete;
step four: taking out the prepared anti-cracking concrete for use;
the preparation process of the anti-dry-cracking concrete further relates to an anti-dry-cracking concrete preparation device, the anti-dry-cracking concrete preparation device comprises a cleaning feeding mechanism (1) and a mixing and stirring mechanism (2), and the cleaning feeding mechanism (1) is connected to the mixing and stirring mechanism (2);
the cleaning and feeding mechanism (1) comprises a water storage tank (1-1), a water pipeline (1-2), an auxiliary support (1-3), a water dispersing pipe (1-4) and nozzles (1-5), wherein the nozzles (1-5) are uniformly distributed on the water dispersing pipe (1-4), the water dispersing pipe (1-4) is fixedly connected to one end of the water pipeline (1-2), the other end of the water pipeline (1-2) is fixedly connected to the water storage tank (1-1), the auxiliary support (1-3) is fixedly connected to the water storage tank (1-1), the water pipeline (1-2) is in sliding contact with the auxiliary support (1-3), a water pump is arranged in the water storage tank (1-1), the water pipeline (1-2) and the auxiliary support (1-3), The interior of the dispersion water pipe (1-4) is communicated with the interior of the plurality of nozzles (1-5) in sequence;
the cleaning and feeding mechanism (1) further comprises a feeding opening (1-6), connecting holes (1-7), inclined chutes (1-8), steps (1-9) and a sand filter screen (1-10), wherein the sand filter screen (1-10) is fixedly connected to the right end of the inclined chutes (1-8), the left end of each inclined chute (1-8) is fixedly connected to the bottom end of the feeding opening (1-6), the right side of the feeding opening (1-6) is provided with a plurality of connecting holes (1-7), the left side inside each inclined chute (1-8) is provided with a plurality of steps (1-9), a plurality of nozzles (1-5) are respectively and fixedly connected to the plurality of connecting holes (1-7), and the bottom ends of the inclined chutes (1-8) are provided with openings;
the cleaning and feeding mechanism (1) further comprises a material guide plate (1-11), an air cylinder (1-12) and a protective frame (1-13), the right end of the material guide plate (1-11) is hinged to the right side of an opening at the bottom end of the inclined chute (1-8), the bottom end of the material guide plate (1-11) is rotatably connected to an air cylinder rod of the air cylinder (1-12), and the bottom end of the air cylinder (1-12) is rotatably connected to the protective frame (1-13).
2. The preparation process of the anti-cracking concrete according to claim 1, characterized in that: the cleaning and feeding mechanism (1) further comprises a recovery basket (1-14), a sliding plate door (1-15) and a filtering net rack (1-16), wherein the filtering net rack (1-16) is fixedly connected to the inner wall of the recovery basket (1-14), the sliding plate door (1-15) is slidably connected to the right side of the recovery basket (1-14), and the right end of the inclined sliding groove (1-8) is fixedly connected to the left side of the recovery basket (1-14).
3. The preparation process of the dry cracking resistant concrete according to claim 2, characterized in that: the cleaning and feeding mechanism (1) further comprises water feeding valves (1-17) and water feeding grooves (1-19), the water feeding valves (1-17) are arranged at the bottom end of the left side of the recovery basket (1-14), the water feeding grooves (1-19) are fixedly connected to the left side of the recovery basket (1-14), and the protection frames (1-13) are fixedly connected in the water feeding grooves (1-19).
4. The preparation process of the dry cracking resistant concrete according to claim 3, characterized in that: the cleaning and feeding mechanism (1) further comprises moving handles (1-18) and moving slideways (1-20), the two moving handles (1-18) are respectively and fixedly connected to the front end and the rear end of the recovery basket (1-14), the bottom ends of the recovery basket (1-14) are slidably connected into the moving slideways (1-20), and the moving slideways (1-20) are fixedly connected to the top ends of the water storage tanks (1-1).
5. The preparation process of the dry cracking resistant concrete according to claim 4, wherein the concrete is prepared by the following steps: the mixing and stirring mechanism (2) comprises a mixing barrel (2-1), a stirring screw (2-2), a stirring motor (2-3), a discharge door (2-4) and a base (2-5), wherein the mixing barrel (2-1) is fixedly connected to the base (2-5), the stirring screw (2-2) is rotatably connected to the mixing barrel (2-1), the stirring screw (2-2) is fixedly connected to an output shaft of the stirring motor (2-3), the stirring motor (2-3) is fixedly connected to the mixing barrel (2-1), the discharge door (2-4) is arranged on the left side of the mixing barrel (2-1), and a water storage tank (1-1) is fixedly connected to the base (2-5).
6. The preparation process of the dry cracking resistant concrete according to claim 5, wherein the concrete is prepared by the following steps: the mixing and stirring mechanism (2) further comprises an inclined platform (2-6), an impact rod (2-7), a rotating motor (2-8) and a cam (2-9), wherein the cam (2-9) is fixedly connected to an output shaft of the rotating motor (2-8), the rotating motor (2-8) is fixedly connected to the inclined platform (2-6), the inclined platform (2-6) is fixedly connected to a base (2-5), the impact rod (2-7) is slidably connected to the inclined platform (2-6), and a spring is sleeved on the impact rod (2-7).
7. The dry cracking resistant concrete prepared by the dry cracking resistant concrete preparation process according to claim 6, which is characterized in that: the anti-dry cracking concrete is prepared from the following raw materials in parts by weight: 10 parts of cement, 15 parts of sand, 8 parts of broken stone, 3 parts of adhesive, 5 parts of volcanic cinders and the balance of clear water.
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| CN205732092U (en) * | 2016-06-28 | 2016-11-30 | 苏金旺 | A kind of efficient processing of stone sand-washing device |
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| CN111484281A (en) * | 2020-03-13 | 2020-08-04 | 上海练定新材料科技有限公司 | Durable anti-cracking commercial concrete and preparation method thereof |
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Effective date of registration: 20220530 Address after: 318000 Economic Development Zone, Guanlu Town, Xianju County, Taizhou City, Zhejiang Province Applicant after: Xianju Hengfeng Commercial Concrete Co.,Ltd. Address before: 3-2-1, No.48, Wangqiao street, Ganjingzi District, Dalian City, Liaoning Province Applicant before: Li Yunsong |
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