CN113060982A - Preparation method of high-strength pervious concrete - Google Patents
Preparation method of high-strength pervious concrete Download PDFInfo
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- CN113060982A CN113060982A CN202110378917.5A CN202110378917A CN113060982A CN 113060982 A CN113060982 A CN 113060982A CN 202110378917 A CN202110378917 A CN 202110378917A CN 113060982 A CN113060982 A CN 113060982A
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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
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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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- 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 belongs to the technical field of pervious concrete preparation, and particularly relates to a preparation method of high-strength pervious concrete, wherein a mud removing device used in the method comprises a machine body, a feeding hole, a machine cover and a controller; an inclined plate is arranged below the feeding hole; the inclined plate is arranged in the machine body, one end of the inclined plate, which is close to the feed port, inclines upwards, a through hole is formed in the inclined plate, and one end of the inclined plate, which is far away from the feed port, is fixedly connected with a mounting plate; the cross section of the mounting plate is L-shaped; according to the mud removing device used in the preparation method of the high-strength pervious concrete, the push plate can rub and rub stones on the inclined plate under the mutual matching of the reciprocating motor and the slide bar, so that soil on the surfaces of the stones falls off, and the resistance wire can bake the stones on the inclined plate by arranging the resistance wire, so that the soil on the surfaces of the stones is dried, the falling rate of the soil is increased, and the cleaning effect of the push plate on the stones is improved.
Description
Technical Field
The invention belongs to the technical field of pervious concrete preparation, and particularly relates to a preparation method of high-strength pervious concrete.
Background
Its structure of concrete permeates water includes the bed course, basic unit and surface course, its every layer requires inequality to the stone, to the surface course, the diameter that requires the stone is at 5-10mm, and the mud content in the stone will be less than 1%, when the stone mud content height, just can lead to the intensity reduction of concrete, make the concrete appear fracture sanding scheduling problem, so carry out the desilting to the stone and be an indispensable work before the production, traditional stone desilting method, often adopt the mode of washing, but earth meets the easy adhesion of water on the stone, thereby reduce the clean effect of rivers to earth, and rivers wash and need continuous water changing, the square can keep the clean effect of rivers to the stone, and then wasted a large amount of water resources.
Some technical schemes related to high-strength water-permeable concrete and a preparation method thereof also appear in the prior art, for example, a Chinese patent with the application number of CN201810976607.1 discloses the high-strength water-permeable concrete and the preparation method thereof, which comprises the following components: cement, reinforced aggregate, permeable aggregate, reinforced fiber, toughening agent, water reducing agent and water; the reinforced aggregate comprises broken stones and high-strength ceramsite; the pervious aggregate comprises zeolite and shell particles; the reinforcing fibers comprise carbon fibers and bamboo fibers; according to the technical scheme, the bamboo fibers and the shell particles are added, so that the antibacterial performance of the concrete is improved, and the durability of the concrete is improved; however, the technical scheme does not consider the problems that the strength of the concrete is reduced, the concrete cracks and sands, and the like because the mud content of the stones in the concrete is high, and the technical scheme is limited.
In view of this, in order to overcome the above technical problems, the present invention provides a method for preparing high-strength pervious concrete, which solves the above technical problems.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a preparation method of high-strength pervious concrete, a mud removing device used in the invention can rub stones on an inclined plate under the mutual matching of a reciprocating motor and a sliding rod through the arrangement of a push plate, so that soil on the surface of the stones falls off, and through the arrangement of a resistance wire, the resistance wire can bake the stones on the inclined plate, so that the soil on the surface of the stones is dried, thereby the falling rate of the soil is accelerated, the cleaning effect of the push plate on the stones is improved, through the arrangement of a fan, on one hand, the drying rate of the soil on the surface of the stones can be accelerated, on the other hand, the soil can be blown, and the soil is accelerated to fall off.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a preparation method of high-strength pervious concrete, which comprises the following steps:
s1: preparation before preparation: before working, a worker bakes the mud removing device to dry moisture in the mud removing device, then inspects the mud removing device to improve the stability of the mud removing device in operation, and finally puts stones with the diameter of 5-10mm into the mud removing device to remove mud;
s2: preparation of raw materials: the following raw materials are proportioned according to the parts by weight: 750-800 parts of stones with the diameter of 5-10mm, 140 parts of cement 105 and 10-20 parts of glass fibers; 50-120 parts of calcium silicate particles, 10-30 parts of adhesive and 5-10 parts of gum; placing the above raw materials into a stirrer, controlling the temperature at 60-80 deg.C, and stirring for 30-50min to obtain the required raw materials;
s3: forming of raw materials: pouring the stirred raw materials onto a roadbed, continuously vibrating and tamping the concrete raw materials, then rolling and flattening the tamped concrete in the pouring process, and finally carrying out long-time maintenance to form the concrete;
the mud removing device used in the S1 comprises a machine body, a feeding hole, a machine cover and a controller; an inclined plate is arranged below the feeding hole; the inclined plate is arranged in the machine body, one end of the inclined plate, which is close to the feed port, inclines upwards, a through hole is formed in the inclined plate, and one end of the inclined plate, which is far away from the feed port, is fixedly connected with a mounting plate; the cross section of the mounting plate is L-shaped, one end of the mounting plate, which is far away from the feed inlet, is fixedly connected with a reciprocating motor, and the mounting plate is provided with a through groove; the number of the through grooves is two, and the two through grooves are symmetrically distributed on two sides of the reciprocating motor; the output end of the reciprocating motor is hinged with a push plate; the upper end of the push plate is provided with a first groove; the section of the first groove is arc-shaped, and a sliding rod is connected in the first groove in a sliding manner; the slide bar is fixedly connected to the lower end of the mounting plate; a waste material port is formed in one side, close to the feeding port, of the machine body, a discharging port is formed in one end, far away from the waste material port, of the machine body, and a resistance wire is mounted on the inner wall of the machine body; the lower end of the machine cover is provided with a fan; the controller is used for controlling the automatic operation of the desilting device; when the controller controls the reciprocating motor to operate, the reciprocating motor can push the push plate, so that the push plate can rub stones on the inclined plate under the mutual matching of the reciprocating motor and the sliding rod;
the permeable concrete has strict requirements on the mud content in stones, the mud content in the stones is required to be less than 1%, when the mud content in the stones is high, the strength of the concrete is reduced, the concrete cracks and sands, and the like, the traditional stone mud removal method usually adopts a water washing mode, but the mud is easy to adhere to the stones when meeting water, so that the mud cleaning effect of water flow on the mud is reduced, and water is required to be changed continuously during water flow washing, so that the water flow cleaning effect on the stones can be kept, and a large amount of water resources are wasted;
when the inclined plate type rock crusher works, a worker pours stones onto the inclined plate through the feeding hole, so that the stones roll to the push plate along the surface of the inclined plate, and soil on the surface of the stones can fall from the through hole on the surface of the inclined plate; at the moment, the worker controls the reciprocating motor to operate through the controller, so that the reciprocating motor pushes the push plate to do reciprocating motion, soil on the surface of the stone falls through the through hole under the rubbing of the push plate and is discharged from the waste port, the stone rolls from the through groove of the mounting plate and is discharged from the discharge port, when the reciprocating motor stretches out and pushes the push plate, the inner side groove wall of the first groove is blocked by the sliding rod, so that the sliding rod generates vertical thrust on the inner side wall of the first groove, the sliding rod moves towards one end close to the reciprocating motor along the first groove, the sliding rod pushes the push plate to rotate towards the direction far away from the sliding rod until the sliding rod slides to the center of the first groove, the rotating angle of the push plate is the largest at the moment, the outer side groove wall of the first groove is pushed by the sliding rod to continue to move, and the push plate rod rotates towards the direction close to the, until the sliding rod moves to one end of the first groove close to the reciprocating motor, the push plate and the reciprocating motor are positioned at the same central position; the controller controls the resistance wire and the fan to automatically operate, so that the resistance wire generates heat, and stones in the machine body are baked;
according to the invention, through the arrangement of the push plate, the push plate can rub stones on the inclined plate under the mutual matching of the reciprocating motor and the slide bar, so that soil on the surface of the stones falls off, and through the arrangement of the resistance wire, the resistance wire can bake the stones on the inclined plate, so that the soil on the surface of the stones is dried, thereby accelerating the falling rate of the soil, improving the cleaning effect of the push plate on the stones, on one hand, the drying rate of the soil on the surface of the stones can be accelerated, on the other hand, the soil can be blown, and the soil can be accelerated to fall off from the through holes.
Preferably, the section of the first groove is annular, and a second groove is formed in the outer side wall of the first groove; an arc-shaped plate is arranged in the second groove; one end of the arc-shaped plate is hinged to the side wall of the second groove, the other end of the arc-shaped plate is rotatably connected with the arc-shaped block through a torsion spring, and one end of the arc-shaped plate, which is close to the torsion spring, is fixedly connected with the bottom of the second groove through a first spring; when the reciprocating motor is in work, the reciprocating motor drives the push plate to do reciprocating motion, so that the slide rod slides along the first groove, when the slide rod slides to the position of the second groove, the slide rod extrudes the arc-shaped plate, the arc-shaped plate rotates along the side wall of the second groove towards the bottom of the second groove, along with the rotation of the arc-shaped plate, one end of the arc-shaped plate, which is far away from the side wall of the second groove, compresses the first spring until the arc-shaped plate is completely contacted with the bottom of the second groove, at the moment, the slide rod is positioned at one end of the arc-shaped plate, which is far away from the second groove, along with the pushing of the reciprocating motor, the slide rod moves from the upper end of the arc-shaped plate to the upper end of the arc-shaped block, at the moment, the first spring pushes the arc-shaped plate to upwards rotate under the action of restoring force, because the arc-, until the slide bar moves to one end of the arc-shaped block far away from the arc-shaped plate, the reciprocating motor starts to retract at the moment, so that the slide bar is pushed by the arc-shaped block to incline upwards, and the slide bar moves in the direction far away from the torsion spring under the blocking and pushing of the arc-shaped block; according to the invention, the arc-shaped plate and the arc-shaped block are matched with each other through the arrangement of the arc-shaped plate, so that the sliding rod performs circular motion in the first groove, and the push plate can perform unidirectional circular motion, thereby increasing the kneading area of the push plate and improving the cleaning efficiency of soil on the surface of a stone.
Preferably, the lower end of the push plate is provided with a third groove; a pressing plate is connected in the third groove in a sliding manner; the pressing plate is fixedly connected with the third groove through a second spring; when the device works, when soil on the surface of a stone is more, the diameter of the stone is increased, and the stone with the increased diameter rolls to the baffle from the inclined plate, the baffle is driven by the push plate to move and cover the stone attached with the soil, so that the stone pushes the baffle to extrude the second spring, the baffle moves towards the bottom of the third groove, the soil on the surface of the stone is extruded by the baffle under the pushing of the second spring, the soil on the surface of the stone is cracked and falls off, the baffle continues to move in the direction away from the third groove under the pushing of the second spring, the crushed stone on the surface of the soil is compressed again, and the crushed stone continues to be kneaded under the pushing of the push plate; according to the invention, the baffle and the second spring are matched with each other, so that the second spring pushes the baffle to extrude the stones, on one hand, the kneading effect of the baffle on the stones is enhanced, and on the other hand, the stones with different diameters caused by the adhesion of soil on the surface of the stones are kneaded, thereby improving the practicability of the invention.
Preferably, the inner part of the inclined plate is rotatably connected with a rotating shaft; the rotating shaft is positioned in the center of the inclined plate and is rotationally connected with the inner wall of the machine body; the inner wall of the machine body is fixedly connected with an L-shaped baffle; the baffle is positioned below the inclined plate, the position of the baffle is opposite to the position of the feed inlet, and a hydraulic cylinder is fixedly connected above the baffle; the output end of the hydraulic cylinder is hinged with the inclined plate; the during operation, when the inclination of needs increase swash plate, the staff upwards stretches out through controller control pneumatic cylinder for the pneumatic cylinder promotes the swash plate and upwards rotates along the pivot, because blockking of pivot, makes the one end that reciprocating motor was installed to the swash plate rotate downwards, thereby makes the inclination of swash plate increase, makes the speed that the stone rolled on the swash plate accelerate, thereby has accelerated the stone and has thrown away the earth on surface and fall, improves the desilting speed to the stone.
Preferably, the cross section of the through hole is in a horn shape, and one end with a larger diameter in two ends of the through hole faces downwards; when the inclined plate type soil blocking device works, soil on the surface of a stone falls off, the fallen soil is pushed by the stone, the soil can roll to the through hole from the surface of the inclined plate, the soil can fall from the through hole, and in the process that the soil falls from the through hole, because the soil with different lengths falls from the through hole, two ends of the soil are tightly abutted against the inner wall of the through hole, so that the through hole is blocked by the soil.
Preferably, the lower end of the pressure plate is rotatably connected with balls, and the arrangement density of the balls is continuously increased along with the approach of the pressure plate to the reciprocating motor; when in work, the stones move to the lower part of the pressing plate, so that the pressing plate drives the round balls to press and knead downwards, the round balls can contact and roll with the surfaces of the stones, the round balls push the stones to roll, the falling of soil on the surfaces of the stones is accelerated, when encountering stones with large earth wrapped on the surface, the two adjacent balls can block and drive the earth to move synchronously, the soil is continuously separated from the surface of the stone under the rubbing of the pressing plate, so that the soil wrapped with the stone is continuously reduced in the process of moving along the inclined plate towards the direction of the reciprocating motor, thereby make the intensive ball in below constantly with earth from the separation of stone surface, until earth separates completely and drops from the through-hole, improved the efficiency that stone surface earth drops on the one hand, on the other hand roll contact between ball and the stone reduces the friction between clamp plate and the stone, and then reduces the wearing and tearing of clamp plate, has improved the life of clamp plate.
The invention has the following beneficial effects:
1. the mud removing device used in the invention is arranged through the push plate, so that the push plate can rub stones on the inclined plate under the mutual matching of the reciprocating motor and the slide bar, the soil on the surface of the stones drops, the resistance wire is arranged, the resistance wire can bake the stones on the inclined plate, the soil on the surface of the stones is dried, the dropping speed of the soil is accelerated, the cleaning effect of the push plate on the stones is improved, the speed of drying the soil on the surface of the stones is accelerated through the arrangement of the fan, on the one hand, the soil can be blown, and on the other hand, the soil is accelerated to drop from the through hole.
2. The mud removing device used in the invention enables the arc-shaped plate and the arc-shaped block to be matched with each other through the arrangement of the arc-shaped plate, so that the sliding rod can do circular motion in the first groove, and the push plate can do unidirectional circular motion, thereby increasing the kneading area of the push plate and improving the cleaning efficiency of soil on the surface of a stone.
3. The mud removing device used in the invention enables the second spring to push the baffle to extrude the stones through the mutual matching of the baffle and the second spring, so that on one hand, the kneading effect of the baffle on the stones is enhanced, and on the other hand, the stones with different diameters caused by the adhesion of soil on the surfaces of the stones are kneaded, thereby improving the practicability of the mud removing device.
Drawings
The invention is further described with reference to the following figures and embodiments.
FIG. 1 is a flow chart of the present invention;
FIG. 2 is a perspective view of a desliming apparatus used in the present invention;
FIG. 3 is a schematic view of the construction of the desliming apparatus used in the present invention;
FIG. 4 is a schematic view of the construction of a push plate used in the present invention;
FIG. 5 is a cross-sectional view taken at A-A of FIG. 3;
FIG. 6 is an enlarged view at B in FIG. 4;
in the figure: 1. a body; 11. a waste material port; 12. a discharge port; 13. a resistance wire; 14. a baffle plate; 15. a hydraulic cylinder; 2. a feed inlet; 3. a machine cover; 31. a fan; 4. a sloping plate; 41. a through hole; 42. mounting a plate; 421. a through groove; 43. a reciprocating motor; 44. a rotating shaft; 5. pushing the plate; 51. a first groove; 511. a slide bar; 52. a second groove; 521. an arc-shaped plate; 522. a torsion spring; 523. an arc-shaped block; 524. a first spring; 53. a groove III; 54. pressing a plate; 541. a ball; 55. and a second spring.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to fig. 6, the method for preparing the high-strength pervious concrete of the present invention comprises the following steps:
s1: preparation before preparation: before working, a worker bakes the mud removing device to dry moisture in the mud removing device, then inspects the mud removing device to improve the stability of the mud removing device in operation, and finally puts stones with the diameter of 5-10mm into the mud removing device to remove mud;
s2: preparation of raw materials: the following raw materials are proportioned according to the parts by weight: 750-800 parts of stones with the diameter of 5-10mm, 140 parts of cement 105 and 10-20 parts of glass fibers; 50-120 parts of calcium silicate particles, 10-30 parts of adhesive and 5-10 parts of gum; placing the above raw materials into a stirrer, controlling the temperature at 60-80 deg.C, and stirring for 30-50min to obtain the required raw materials;
s3: forming of raw materials: pouring the stirred raw materials onto a roadbed, continuously vibrating and tamping the concrete raw materials, then rolling and flattening the tamped concrete in the pouring process, and finally carrying out long-time maintenance to form the concrete;
the mud removing device used in the S1 comprises a machine body 1, a feeding hole 2, a machine cover 3 and a controller; an inclined plate 4 is arranged below the feed inlet 2; the inclined plate 4 is arranged in the machine body 1, one end, close to the feed port 2, of the inclined plate 4 inclines upwards, a through hole 41 is formed in the inclined plate 4, and one end, far away from the feed port 2, of the inclined plate 4 is fixedly connected with a mounting plate 42; the mounting plate 42 is L-shaped in cross section, one end of the mounting plate 42, which is far away from the feed inlet 2, is fixedly connected with a reciprocating motor 43, and a through groove 421 is formed in the mounting plate 42; the number of the through grooves 421 is two, and the two through grooves 421 are symmetrically distributed on two sides of the reciprocating motor 43; the output end of the reciprocating motor 43 is hinged with a push plate 5; the upper end of the push plate 5 is provided with a first groove 51; the section of the first groove 51 is arc-shaped, and a sliding rod 511 is connected in the first groove 51 in a sliding manner; the sliding rod 511 is fixedly connected to the lower end of the mounting plate 42; a waste material port 11 is formed in one side, close to the feeding port 2, of the machine body 1, a discharging port 12 is formed in one end, far away from the waste material port 11, of the machine body 1, and a resistance wire 13 is installed on the inner wall of the machine body 1; the lower end of the cover 3 is provided with a fan 31; the controller is used for controlling the automatic operation of the desilting device; when the controller controls the reciprocating motor 43 to operate, the reciprocating motor 43 can push the push plate 5, so that the push plate 5 can rub and knead the stones on the inclined plate 4 under the mutual matching of the reciprocating motor 43 and the sliding rod 511;
the permeable concrete has strict requirements on the mud content in stones, the mud content in the stones is required to be less than 1%, when the mud content in the stones is high, the strength of the concrete is reduced, the concrete cracks and sands, and the like, the traditional stone mud removal method usually adopts a water washing mode, but the mud is easy to adhere to the stones when meeting water, so that the mud cleaning effect of water flow on the mud is reduced, and water is required to be changed continuously during water flow washing, so that the water flow cleaning effect on the stones can be kept, and a large amount of water resources are wasted;
when the inclined plate type sand-mud remover works, a worker pours stones into the inclined plate 4 through the feeding hole 2, so that the stones roll down to the push plate 5 along the surface of the inclined plate 4, and soil on the surface of the stones can fall off from the through holes 41 on the surface of the inclined plate 4; at this time, the worker controls the operation of the reciprocating motor 43 through the controller, so that the reciprocating motor 43 pushes the push plate 5 to perform reciprocating motion, thereby soil on the surface of the stone falls through the through hole 41 under the rubbing of the push plate 5 and is discharged from the waste material port 11, at this time, the stone rolls off from the through groove 421 of the mounting plate 42 and is discharged from the discharge port 12, when the reciprocating motor 43 extends out and pushes the push plate 5, the inner side groove wall of the first groove 51 is blocked by the sliding rod 511, so that the sliding rod 511 generates vertical pushing force on the inner side wall of the first groove 51, the sliding rod 511 moves towards one end close to the reciprocating motor 43 along the first groove 51, so that the sliding rod 511 pushes the push plate 5 to rotate in a direction away from the sliding rod 511 until the sliding rod 511 slides to the center of the first groove 51, at this time, the rotation angle of the push plate 5 is the largest, and the sliding rod 511 pushes, the push plate 5 is driven by the sliding rod 511 to rotate towards the direction close to the sliding rod 511 until the sliding rod 511 moves to one end of the first groove 51 close to the reciprocating motor 43, and the push plate 5 and the reciprocating motor 43 are positioned at the same central position; the controller controls the resistance wire 13 and the fan 31 to automatically operate, so that the resistance wire 13 generates heat, and stones in the machine body 1 are baked;
according to the invention, through the arrangement of the push plate 5, the push plate 5 can rub stones on the inclined plate 4 under the mutual matching of the reciprocating motor 43 and the sliding rod 511, so that soil on the surface of the stones falls off, and through the arrangement of the resistance wire 13, the resistance wire 13 can bake the stones on the inclined plate 4, so that the soil on the surface of the stones is dried, thereby accelerating the falling rate of the soil and improving the cleaning effect of the push plate 5 on the stones, and through the arrangement of the fan 43, on one hand, the drying rate of the soil on the surface of the stones can be accelerated, and on the other hand, the soil can be blown, so that the soil can be accelerated to fall off from.
As an embodiment of the present invention, the first groove 51 has a ring-shaped cross section, and a second groove 52 is formed on an outer side wall of the first groove 51; an arc-shaped plate 521 is arranged in the second groove 52; one end of the arc-shaped plate 521 is hinged to the side wall of the second groove 52, the other end of the arc-shaped plate 521 is rotatably connected with an arc-shaped block 523 through a torsion spring 522, and one end of the arc-shaped plate 521, which is close to the torsion spring 522, is fixedly connected with the bottom of the second groove 52 through a first spring 524; when the reciprocating motor 43 works, the push plate 5 is driven by the reciprocating motor 43 to reciprocate, so that the slide rod 511 slides along the first groove 51, when the slide rod 511 slides to the position of the second groove 52, the slide rod 511 presses the arc-shaped plate 521, so that the arc-shaped plate 521 rotates along the side wall of the second groove 52 towards the bottom of the second groove 52, when the arc-shaped plate 521 rotates, one end of the arc-shaped plate 521, which is far away from the side wall of the second groove 52, compresses the first spring 524, until the arc-shaped plate 521 completely contacts with the bottom of the second groove 52, at the moment, the slide rod 511 is positioned at one end of the arc-shaped plate 521, which is far away from the second groove 52, when the reciprocating motor 43 pushes, so that the slide rod 511 moves from the upper end of the arc-shaped plate 521 to the upper end of the arc-shaped block 523, at the moment, the first spring 524 pushes the arc-shaped plate 521 to rotate, the arc-shaped block 523 continuously overcomes the torsion force of the torsion spring 522, so that one end of the arc-shaped block 523, which is rotatably connected with the arc-shaped plate 521, rotates upwards until the sliding rod 511 moves to one end of the arc-shaped block 523, which is far away from the arc-shaped plate 521, and at the moment, the reciprocating motor 43 starts to retract, so that the sliding rod 511 is subjected to the oblique and upward thrust of the arc-shaped block 523, and the sliding rod 511 moves in the direction far away from the torsion spring 522 under the blocking and pushing action; according to the invention, the arc-shaped plate 521 is matched with the arc-shaped block 523 through the arrangement of the arc-shaped plate 521, so that the sliding rod 511 performs circular motion in the first groove 51, and the push plate 5 can perform unidirectional circular motion, thereby increasing the kneading area of the push plate 5 and improving the cleaning efficiency of soil on the surface of stones.
As an embodiment of the present invention, the lower end of the push plate 5 is provided with a third groove 53; a pressing plate 54 is connected in the third groove 53 in a sliding manner; the pressing plate 54 is fixedly connected with the third groove 53 through a second spring 55; when the working is carried out, when the soil on the surface of the stone is more, the diameter of the stone is increased, and the stone with the increased diameter rolls down to the baffle plate 14 from the inclined plate 4, the baffle plate 14 is driven by the push plate 5 to move and cover the stone with the soil, so that the stone pushes the baffle plate 14 to extrude the second spring 55, the baffle plate 14 moves towards the bottom of the third groove 53, the baffle plate 14 pushes the soil on the surface of the stone under the pushing of the second spring 55, the soil on the surface of the stone is cracked and falls off, the baffle plate 14 continues to move towards the direction far away from the third groove 53 under the pushing of the second spring 55, the crushed stone on the surface is compressed again, and the stone continues to be kneaded under the pushing of the push plate 5; according to the invention, the baffle plate 14 and the second spring 55 are matched with each other, so that the second spring 55 pushes the baffle plate 14 to extrude the stones, on one hand, the kneading effect of the baffle plate 14 on the stones is enhanced, and on the other hand, the stones with different diameters caused by the adhesion of soil on the surface of the stones are kneaded, thereby improving the practicability of the invention.
As an embodiment of the present invention, a rotating shaft 44 is rotatably connected to the inside of the swash plate 4; the rotating shaft 44 is positioned at the center of the inclined plate 4, and the rotating shaft 44 is rotatably connected with the inner wall of the machine body 1; the inner wall of the machine body 1 is fixedly connected with an L-shaped baffle 14; the baffle 14 is positioned below the inclined plate 4, the baffle 14 is opposite to the feed inlet 2, and a hydraulic cylinder 15 is fixedly connected above the baffle 14; the output end of the hydraulic cylinder 15 is hinged with the inclined plate 4; the during operation, when the inclination of needs increase swash plate 4, the staff upwards stretches out through controller control pneumatic cylinder 15, make pneumatic cylinder 15 promote swash plate 4 upwards rotate along pivot 44, because the blockking of pivot 44, make the one end that reciprocating motor 43 was installed to swash plate 4 rotate downwards, thereby make the inclination increase of swash plate 4, make the speed that the stone rolled on swash plate 4 accelerate, thereby accelerated the stone and thrown away the earth on surface, improve the desliming rate to the stone.
In an embodiment of the present invention, the cross-sectional shape of the through hole 41 is a trumpet shape, and one of the two ends of the through hole 41 with the larger diameter faces downward; when the inclined plate type soil-blocking device works, soil on the surface of a stone falls off, the fallen soil is pushed by the stone, the soil can roll to the through hole 41 from the surface of the inclined plate 4, the soil can fall from the through hole 41, in the process that the soil falls from the through hole 41, the two ends of the soil are tightly abutted to the inner wall of the through hole 41 due to the fact that the soil with different lengths falls from the through hole 41, and therefore the through hole 41 is blocked by the soil, the diameter of the lower end of the through hole 41 is continuously increased by changing the shape of the through hole 41, the inner wall of the through hole 41 cannot block the soil, the through hole 41 is prevented from being blocked by the soil, and the practicability of the inclined plate type.
As an embodiment of the present invention, the lower end of the pressing plate 54 is rotatably connected with the spherical balls 541, and the arrangement density of the spherical balls 541 increases as the pressing plate approaches the reciprocating motor 43; when the automatic stone-rolling machine works, stones move to the lower part of the pressing plate 54, the pressing plate 54 drives the round balls 541 to press and rub downwards, the round balls 541 can contact and roll with the surfaces of the stones, the round balls 541 push the stones to roll to accelerate the falling of soil on the surfaces of the stones, when the stones with large soil blocks wrapped on the surfaces are encountered, the two adjacent round balls 541 can block and drive the soil to move synchronously, the soil is continuously separated from the surfaces of the stones under the rubbing of the pressing plate 54, the soil wrapped with the stones is continuously reduced in the process of moving along the direction of the reciprocating motor 43 by the inclined plate 4, and therefore the dense round balls 541 below continuously separate the soil from the surfaces of the stones until the soil is completely separated and falls from the through holes 41, on one hand, the efficiency of falling of the surfaces of the stones is improved, on the other hand, the round balls 541 are in rolling contact with the stones, and the friction between the pressing plate 54 and the stones is reduced, thereby reducing wear of the pressure plate 54 and increasing the service life of the pressure plate 54.
The specific work flow is as follows:
the worker pours the stones into the inclined plate 4 through the feeding hole 2, so that the stones roll down to the push plate 5 along the surface of the inclined plate 4, and soil on the surface of the stones can fall from the through hole 41 on the surface of the inclined plate 4; at this time, the worker controls the operation of the reciprocating motor 43 through the controller, so that the reciprocating motor 43 pushes the push plate 5 to perform reciprocating motion, thereby soil on the surface of the stone falls through the through hole 41 under the rubbing of the push plate 5 and is discharged from the waste material port 11, at this time, the stone rolls off from the through groove 421 of the mounting plate 42 and is discharged from the discharge port 12, when the reciprocating motor 43 extends out and pushes the push plate 5, the inner side groove wall of the first groove 51 is blocked by the sliding rod 511, so that the sliding rod 511 generates vertical pushing force on the inner side wall of the first groove 51, the sliding rod 511 moves towards one end close to the reciprocating motor 43 along the first groove 51, so that the sliding rod 511 pushes the push plate 5 to rotate in a direction away from the sliding rod 511 until the sliding rod 511 slides to the center of the first groove 51, at this time, the rotation angle of the push plate 5 is the largest, and the sliding rod 511 pushes, the push plate 5 is driven by the sliding rod 511 to rotate towards the direction close to the sliding rod 511 until the sliding rod 511 moves to one end of the first groove 51 close to the reciprocating motor 43, and the push plate 5 and the reciprocating motor 43 are positioned at the same central position; the controller controls the resistance wire 13 and the fan 31 to automatically operate, so that the resistance wire 13 generates heat, and stones in the machine body 1 are baked; the reciprocating motor 43 drives the push plate 5 to reciprocate, so that the slide rod 511 slides along the first groove 51, when the slide rod 511 slides to the position of the second groove 52, the slide rod 511 presses the arc-shaped plate 521, so that the arc-shaped plate 521 rotates along the side wall of the second groove 52 towards the bottom of the second groove 52, when the arc-shaped plate 521 rotates, one end of the arc-shaped plate 521, which is far away from the side wall of the second groove 52, compresses the first spring 524, until the arc-shaped plate 521 completely contacts the bottom of the second groove 52, at this time, the slide rod 511 is located at one end of the arc-shaped plate 521, which is far away from the second groove 52, when the reciprocating motor 43 pushes, so that the slide rod 511 moves from the upper end of the arc-shaped plate 521 to the upper end of the arc-shaped block 523, at this time, the first spring 524 pushes the arc-shaped plate 521 to rotate upwards under the restoring force, because, the arc-shaped block 523 continuously overcomes the torsion force of the torsion spring 522, so that one end of the arc-shaped block 523, which is rotatably connected with the arc-shaped plate 521, rotates upwards until the sliding rod 511 moves to one end of the arc-shaped block 523, which is far away from the arc-shaped plate 521, and at the moment, the reciprocating motor 43 starts to retract, so that the sliding rod 511 is subjected to the oblique and upward thrust of the arc-shaped block 523, and the sliding rod 511 moves in the direction far away from the torsion spring 522 under the blocking and pushing action; when the soil on the surface of the stone is more, so that the diameter of the stone is increased, and the stone with the increased diameter rolls down to the baffle plate 14 from the inclined plate 4, the baffle plate 14 is driven by the push plate 5 to move and cover the stone with the soil, so that the stone pushes the baffle plate 14 to extrude the second spring 55, the baffle plate 14 moves towards the bottom of the third groove 53, the baffle plate 14 pushes the soil on the surface of the stone under the pushing of the second spring 55, the soil on the surface of the stone is cracked and falls off, the baffle plate 14 continues to move away from the third groove 53 under the pushing of the second spring 55, the crushed stone on the surface is compressed again, and the stone continues to be kneaded under the pushing of the push plate 5; when the inclination angle of the inclined plate 4 needs to be increased, a worker controls the hydraulic cylinder 15 to extend upwards through the controller, so that the hydraulic cylinder 15 pushes the inclined plate 4 to rotate upwards along the rotating shaft 44, and due to the blocking of the rotating shaft 44, one end of the inclined plate 4, which is provided with the reciprocating motor 43, rotates downwards, so that the inclination angle of the inclined plate 4 is increased, the rolling speed of stones on the inclined plate 4 is increased, and the stones are thrown off the soil on the surface; soil on the surface of the stone falls off, the fallen soil is pushed by the stone to roll to the through hole 41 from the surface of the inclined plate 4, so that the soil falls off from the through hole 41, and in the process that the soil falls off from the through hole 41, because the soil with different lengths falls off from the through hole 41, two ends of the soil are tightly abutted against the inner wall of the through hole 41, so that the soil blocks the through hole 41; the stone removes to clamp plate 54 below, make clamp plate 54 drive ball 541 push down to rub, make ball 541 can contact and roll with the stone surface, make ball 541 promote the stone roll and accelerate the coming off of stone surface earth, when meetting the stone that surface coating has bold earth, two adjacent balls 541 can block and drive earth and do synchronous motion, make earth constantly follow stone surface separation under clamp plate 54 rubs, make the earth that the parcel has the stone constantly diminish along the in-process that swash plate 4 removed to the direction of reciprocating motor 43, thereby make the intensive ball of below constantly follow stone surface separation with earth, until earth complete separation and drop from through-hole 541.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A preparation method of high-strength pervious concrete is characterized by comprising the following steps: the preparation method of the high-strength pervious concrete comprises the following steps:
s1: preparation before preparation: before working, a worker bakes the mud removing device to dry moisture in the mud removing device, then inspects the mud removing device to improve the stability of the mud removing device in operation, and finally puts stones with the diameter of 5-10mm into the mud removing device to remove mud;
s2: preparation of raw materials: the following raw materials are proportioned according to the parts by weight: 750-800 parts of stones with the diameter of 5-10mm, 150 parts of cement 105 and 10-20 parts of glass fibers; 50-120 parts of calcium silicate particles, 10-30 parts of adhesive and 5-10 parts of gum; placing the above raw materials into a stirrer, controlling the temperature at 60-80 deg.C, and stirring for 30-50min to obtain the required raw materials;
s3: forming of raw materials: pouring the stirred raw materials onto a roadbed, continuously vibrating and tamping the concrete raw materials, then rolling and flattening the tamped concrete in the pouring process, and finally carrying out long-time maintenance to form the concrete;
the mud removing device used in the S1 comprises a machine body (1), a feeding hole (2), a machine cover (3) and a controller; an inclined plate (4) is arranged below the feed inlet (2); the inclined plate (4) is arranged inside the machine body (1), one end, close to the feed port (2), of the inclined plate (4) inclines upwards, a through hole (41) is formed in the inclined plate (4), and one end, far away from the feed port (2), of the inclined plate (4) is fixedly connected with a mounting plate (42); the section of the mounting plate (42) is L-shaped, one end of the mounting plate (42) far away from the feed inlet (2) is fixedly connected with a reciprocating motor (43), and the mounting plate (42) is provided with a through groove (421); the number of the through grooves (421) is two, and the two through grooves (421) are symmetrically distributed on two sides of the reciprocating motor (43); the output end of the reciprocating motor (43) is hinged with a push plate (5); the upper end of the push plate (5) is provided with a first groove (51); the section of the first groove (51) is arc-shaped, and a sliding rod (511) is connected in the first groove (51) in a sliding manner; the sliding rod (511) is fixedly connected to the lower end of the mounting plate (42); a waste material opening (11) is formed in one side, close to the feeding opening (2), of the machine body (1), a discharging opening (12) is formed in one end, far away from the waste material opening (11), of the machine body (1), and a resistance wire (13) is installed on the inner wall of the machine body (1); the lower end of the cover (3) is provided with a fan (31); the controller is used for controlling the automatic operation of the desilting device; when the controller controls the reciprocating motor (43) to operate, the reciprocating motor (43) can push the push plate (5), so that the push plate (5) can rub stones on the inclined plate (4) under the mutual matching of the reciprocating motor (43) and the sliding rod (511).
2. The preparation method of the high-strength pervious concrete according to claim 1, characterized by comprising the following steps: the section of the first groove (51) is annular, and a second groove (52) is formed in the outer side wall of the first groove (51); an arc-shaped plate (521) is arranged in the second groove (52); one end of the arc-shaped plate (521) is hinged to the side wall of the second groove (52), the other end of the arc-shaped plate is rotatably connected with an arc-shaped block (523) through a torsion spring (522), and one end, close to the torsion spring (522), of the arc-shaped plate (521) is fixedly connected with the bottom of the second groove (52) through a first spring (524).
3. The preparation method of the high-strength pervious concrete according to claim 2, characterized by comprising the following steps: the lower end of the push plate (5) is provided with a third groove (53); a pressing plate (54) is connected in the third groove (53) in a sliding manner; the pressing plate (54) is fixedly connected with the third groove (53) through a second spring (55).
4. The preparation method of the high-strength pervious concrete according to claim 3, characterized by comprising the following steps: a rotating shaft (44) is rotatably connected inside the inclined plate (4); the rotating shaft (44) is positioned at the center of the inclined plate (4), and the rotating shaft (44) is rotatably connected with the inner wall of the machine body (1); the inner wall of the machine body (1) is fixedly connected with an L-shaped baffle (14); the baffle (14) is positioned below the inclined plate (4), the baffle (14) is opposite to the feed inlet (2), and a hydraulic cylinder (15) is fixedly connected above the baffle (14); the output end of the hydraulic cylinder (15) is hinged with the inclined plate (4).
5. The preparation method of the high-strength pervious concrete according to claim 4, characterized by comprising the following steps: the cross section of the through hole (41) is in a horn shape, and one end with the larger diameter in the two ends of the through hole (41) faces downwards.
6. The preparation method of the high-strength pervious concrete according to claim 5, characterized by comprising the following steps: the lower end of the pressing plate (54) is rotatably connected with a round ball (541), and the arrangement density of the round balls (541) is increased along with the approach of the reciprocating motor (43).
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| CN102180623A (en) * | 2011-03-09 | 2011-09-14 | 福建工程学院 | Water-permeable cement concrete |
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| US20150218050A1 (en) * | 2012-01-30 | 2015-08-06 | Daito Dobuko Ltd. | Recycled Aggregate Manufacturing Method and Recycled Aggregate Obtained From Said Method |
| CN110732478A (en) * | 2019-10-28 | 2020-01-31 | 安徽理工大学 | machines for screening, washing and drying aggregates |
| CN111794045A (en) * | 2020-07-24 | 2020-10-20 | 张静 | A wash stone desilt device for construction of highway subgrade road surface |
| CN112044841A (en) * | 2020-07-22 | 2020-12-08 | 林志鹏 | Highway engineering road bed road surface construction is with novel stone desilt device |
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2021
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102180623A (en) * | 2011-03-09 | 2011-09-14 | 福建工程学院 | Water-permeable cement concrete |
| US20150218050A1 (en) * | 2012-01-30 | 2015-08-06 | Daito Dobuko Ltd. | Recycled Aggregate Manufacturing Method and Recycled Aggregate Obtained From Said Method |
| CN203620979U (en) * | 2013-09-29 | 2014-06-04 | 新疆宇鑫混凝土有限公司 | Concrete dry aggregate rubbing deslimer |
| CN110732478A (en) * | 2019-10-28 | 2020-01-31 | 安徽理工大学 | machines for screening, washing and drying aggregates |
| CN112044841A (en) * | 2020-07-22 | 2020-12-08 | 林志鹏 | Highway engineering road bed road surface construction is with novel stone desilt device |
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