CN113618900A - Preparation device and preparation method of aggregate composite cemented concrete for road repairing - Google Patents
Preparation device and preparation method of aggregate composite cemented concrete for road repairing Download PDFInfo
- Publication number
- CN113618900A CN113618900A CN202110930427.1A CN202110930427A CN113618900A CN 113618900 A CN113618900 A CN 113618900A CN 202110930427 A CN202110930427 A CN 202110930427A CN 113618900 A CN113618900 A CN 113618900A
- Authority
- CN
- China
- Prior art keywords
- stirring
- grinding
- raw materials
- frame
- driving motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000004567 concrete Substances 0.000 title claims abstract description 53
- 238000002360 preparation method Methods 0.000 title claims abstract description 37
- 239000002131 composite material Substances 0.000 title claims abstract description 25
- 238000003756 stirring Methods 0.000 claims abstract description 116
- 239000002994 raw material Substances 0.000 claims abstract description 97
- 230000007246 mechanism Effects 0.000 claims abstract description 95
- 238000002156 mixing Methods 0.000 claims abstract description 68
- 239000000440 bentonite Substances 0.000 claims abstract description 27
- 229910000278 bentonite Inorganic materials 0.000 claims abstract description 27
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000009418 renovation Methods 0.000 claims abstract description 16
- 239000000654 additive Substances 0.000 claims abstract description 15
- 230000000996 additive effect Effects 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims abstract description 12
- 239000010426 asphalt Substances 0.000 claims abstract description 9
- 239000004890 Hydrophobing Agent Substances 0.000 claims abstract description 8
- 229920002748 Basalt fiber Polymers 0.000 claims abstract description 6
- 239000004568 cement Substances 0.000 claims abstract description 6
- 239000004575 stone Substances 0.000 claims abstract description 6
- 239000004576 sand Substances 0.000 claims abstract description 5
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 4
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 4
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000000227 grinding Methods 0.000 claims description 100
- 239000000463 material Substances 0.000 claims description 61
- 238000010438 heat treatment Methods 0.000 claims description 38
- 238000005096 rolling process Methods 0.000 claims description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 30
- 238000009826 distribution Methods 0.000 claims description 29
- 238000012423 maintenance Methods 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 18
- 238000001354 calcination Methods 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 238000005485 electric heating Methods 0.000 claims description 13
- IXPNQXFRVYWDDI-UHFFFAOYSA-N 1-methyl-2,4-dioxo-1,3-diazinane-5-carboximidamide Chemical compound CN1CC(C(N)=N)C(=O)NC1=O IXPNQXFRVYWDDI-UHFFFAOYSA-N 0.000 claims description 12
- 239000005543 nano-size silicon particle Substances 0.000 claims description 12
- 235000012239 silicon dioxide Nutrition 0.000 claims description 12
- 235000010413 sodium alginate Nutrition 0.000 claims description 12
- 239000000661 sodium alginate Substances 0.000 claims description 12
- 229940005550 sodium alginate Drugs 0.000 claims description 12
- 230000002209 hydrophobic effect Effects 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 11
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 10
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 8
- 230000001360 synchronised effect Effects 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 5
- 239000003995 emulsifying agent Substances 0.000 claims description 5
- -1 rare earth lanthanum chloride Chemical class 0.000 claims description 5
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 5
- RUMACXVDVNRZJZ-UHFFFAOYSA-N 2-methylpropyl 2-methylprop-2-enoate Chemical compound CC(C)COC(=O)C(C)=C RUMACXVDVNRZJZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000002202 Polyethylene glycol Substances 0.000 claims description 4
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- RSKGMYDENCAJEN-UHFFFAOYSA-N hexadecyl(trimethoxy)silane Chemical compound CCCCCCCCCCCCCCCC[Si](OC)(OC)OC RSKGMYDENCAJEN-UHFFFAOYSA-N 0.000 claims description 4
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 4
- 229920001223 polyethylene glycol Polymers 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 238000009210 therapy by ultrasound Methods 0.000 claims description 4
- 238000001132 ultrasonic dispersion Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 230000006872 improvement Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 abstract description 6
- 230000000052 comparative effect Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 239000000203 mixture Substances 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 230000008439 repair process Effects 0.000 description 4
- 241000446313 Lamella Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 239000005871 repellent Substances 0.000 description 2
- 230000002940 repellent Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000002969 artificial stone Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000012674 dispersion polymerization Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000003837 high-temperature calcination Methods 0.000 description 1
- 239000004569 hydrophobicizing agent Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000012257 stirred material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Images
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
- B28C5/003—Methods for mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- 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
- B28C5/10—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
- B28C5/14—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 horizontal or substantially horizontal axis
-
- 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
-
- 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
- B28C7/16—Discharge means, e.g. with intermediate storage of fresh concrete
- B28C7/162—Discharge means, e.g. with intermediate storage of fresh concrete by means of conveyors, other than those comprising skips or containers, e.g. endless belts, screws, air under pressure
-
- 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
-
- 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
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
-
- 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
- C04B2111/20—Resistance against chemical, physical or biological attack
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
Abstract
The invention discloses a preparation device and a preparation method of aggregate composite cemented concrete for road renovation, wherein the preparation device comprises a first fixed framework, the top of the first fixed framework is fixedly provided with a second fixed framework, the top of the second fixed framework is fixedly provided with a mixing and stirring mechanism, and the top of the first fixed framework is fixedly provided with a crushing mechanism; the preparation method comprises the following steps: 150-250 parts of cement, 50-100 parts of asphalt, 150 parts of 100-mesh fine sand, 20-30 parts of an improved additive, 5-10 parts of a bentonite grafting hydrophobing agent, 1-10 parts of active kaolin and 2-6 parts of basalt fiber. Rotation through second driving motor drives the mutual alternately rotation of crushing piece in the jack-post outside for crushing the piece and smashing the stone, be convenient for smash the aggregate raw materials of road repairing through second driving motor, convenient quick stir the compound cemented concrete raw materials of aggregate and smash, the quick processing of accomplishing the raw materials of being convenient for simultaneously.
Description
Technical Field
The invention relates to the technical field of road repair, in particular to a preparation device and a preparation method of aggregate composite cemented concrete for road repair.
Background
The common concrete is artificial stone which is prepared by taking cement as a main cementing material, adding water, sand, stones and chemical additives and mineral admixtures if necessary, mixing the materials according to a proper proportion, uniformly stirring, densely molding, curing and hardening. Concrete is mainly divided into two stages and states: plastic state before setting and hardening, namely fresh concrete or concrete mixture; hardened, i.e. hardened concrete or concrete.
The existing mechanical equipment used for road repair has a simple structure, concrete raw materials cannot be thoroughly processed in the processing process, so that the using effect of road repair is influenced.
Disclosure of Invention
The invention aims to provide a preparation device and a preparation method of aggregate composite cemented concrete for road renovation, which aim to solve the existing problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the aggregate composite cemented concrete preparation device comprises a first fixed framework, wherein a second fixed framework is fixedly installed at the top of the first fixed framework, a mixing and stirring mechanism is fixedly installed at the top of the second fixed framework, a crushing mechanism is fixedly installed at the top of the first fixed framework, a third fixed framework is fixedly installed at one side of the first fixed framework, a grinding mechanism is fixedly installed at the top of the third fixed framework, an even stirring mechanism is fixedly installed at one side of the grinding mechanism, a temperature control mechanism is arranged at one side of the even stirring mechanism, and a quantitative distribution mechanism is fixedly installed at the top of the temperature control mechanism;
the temperature control mechanism comprises a temperature control shell fixedly connected with the top of a third fixed frame, a conveying frame is fixedly mounted at the bottom end inside the temperature control shell, rotary rollers are arranged at two ends of the conveying frame, a servo motor is fixedly mounted on one side of one of the rotary rollers, a conveying belt is arranged between the rotary rollers, and electric heating wires are arranged on two sides of the inner wall of the temperature control shell;
the preparation facilities still includes rectangular shape frame, the roll live-rollers is installed at rectangular shape frame's both ends, one of them roll live-rollers's one end alternates fixed connection with the gear box, synchronous machine is installed to one side of gear box, rectangular shape frame's top fixed mounting has the high temperature to calcine the pay-off shell, one side that the pay-off shell was calcined to the high temperature is connected with the high-power fan that heats through air pipe, the inside both sides of rectangular shape frame are provided with two electronic slide rails, the top sliding connection of two electronic slide rails has the removal wheel, and the top of removing the wheel installs the high temperature and heats and calcines the frame, the top that the frame was calcined in the high temperature heating is provided with the high temperature zone of heating, and the transmission has the fortune material area between the roll live-rollers.
In order to stir road repairing raw materials of the mixing and stirring mechanism, as a preferable selection of the invention, the mixing and stirring mechanism comprises a support plate fixedly connected with the top of a second fixed frame, a mixing shell is fixedly installed on the top of the support plate, an installation frame is arranged on one side of a feed inlet of the mixing shell, a feed hopper is fixedly installed on the top of the installation frame, a feed chute is arranged on one side of the feed hopper, first driving motors are arranged on two sides of the support plate, rotating shafts are fixedly installed on the driving ends of the two first driving motors, two sides of each rotating shaft are inserted and connected to a movable seat on the top of the support plate, rolling gears are arranged at the joints of the movable seats and the rotating shafts, racks are fixedly installed at one end of the outer side of the mixing shell, slide rails are fixedly installed at the other end of the mixing shell, and the racks are meshed with one of the rolling gears, the slide rail is connected with another rolling gear engagement therein, the discharge end fixed mounting of backup pad has the water tank, the water inlet fixed connection of connecting pipe and water pump is passed through to one side of water tank, the delivery port of water pump and one side through connection who mixes the casing, the fan is installed to one side of mixing the casing, the cartridge filter is installed to one side of fan, a driving motor's one end fixed mounting has the stirring leaf.
In order to crush the raw materials of the crushing mechanism, as a preferable aspect of the present invention, the crushing mechanism includes a crushing shell fixedly connected to the bottom of the second fixing frame, two second driving motors are installed on one side of the crushing shell, a shaft post is fixedly installed at a transmission end of the two second driving motors, and the outer side of the shaft post penetrates through the crushing shell and is arranged to intersect with the crushing block.
In order to enable the grinding mechanism to grind the raw material, as a preferable aspect of the present invention, the grinding mechanism includes a grinding cylinder fixedly connected to the bottom end of the crushing shell, the bottom end of the grinding cylinder is fixedly connected to the first fixed frame through an installation frame, a grinding rod is installed inside the grinding cylinder, a grinding thread is fixedly connected to the outer side of the grinding rod, the grinding thread is attached to the inner wall of the grinding cylinder, two rotating seats are disposed on the outer side of one end of the grinding rod, the middle portions of the two rotating seats are movably connected to the grinding rod, a third driving motor is fixedly installed at one end of the grinding rod, and the bottom end of the third driving motor is fixedly connected to the top portion of the first fixed frame.
In order to enable the uniform stirring mechanism to perform uniform stirring again, as a preferable mode of the invention, the uniform stirring mechanism comprises a uniform stirring material cylinder fixedly connected with the bottom end of the discharging hopper, a stirring connecting shaft rod is arranged inside the uniform stirring material cylinder, a driving turntable is arranged on one side of the stirring connecting shaft rod, a driving belt is wound on the outer side of the driven turntable, one end of the driving belt is wound on the driving turntable, a fourth driving motor is fixedly connected on one side of the driving turntable, and the bottom end of the fourth driving motor is fixedly connected with the third fixing frame.
In order to enable the temperature control mechanism to calcine the ground raw materials, as a preferred choice of the invention, the temperature control mechanism comprises a temperature control shell fixedly connected with the top of a third fixed frame, a conveying frame is fixedly installed at the bottom end inside the temperature control shell, rotating rollers are respectively arranged at two ends of the conveying frame, a servo motor is fixedly installed at one side of one of the rotating rollers, a conveying belt is arranged between the rotating rollers, and electric heating wires are arranged at two sides of the inner wall of the temperature control shell.
In order to enable the quantitative distribution mechanism to perform mixed distribution on materials, as a preferable mode of the invention, the quantitative distribution mechanism comprises a distribution frame fixedly connected with the top of the temperature control shell, three quantitative hoppers are fixedly mounted on the top of the distribution frame, a placing plate is arranged on one side of each of the three quantitative hoppers, an electric telescopic rod is fixedly mounted on one side of the placing plate, a baffle is fixedly mounted on the telescopic end of the electric telescopic rod, and the baffle is connected with the bottoms of the quantitative hoppers in an inserting mode.
In order to enable the grinding cylinder to finely grind the raw materials, as a preferable mode of the invention, the discharge end of the grinding cylinder is fixedly connected with one side of the blanking channel through a connecting pipe, a control valve is fixedly arranged on the outer side of the linkage pipe, a storage box is arranged on one side of the quantitative distribution mechanism, a singlechip is fixedly arranged on one side of the first fixed frame, a protective shell is arranged on the outer side of the singlechip, the first driving motors are electrically connected with an external power supply through a single chip microcomputer, the water pump is electrically connected with the external power supply through the single chip microcomputer, the fan is electrically connected with an external power supply through the singlechip, the third driving motor is electrically connected with the external power supply through the singlechip, the servo motor is electrically connected with an external power supply through the single chip microcomputer, the electric heating wire is electrically connected with the external power supply through the single chip microcomputer, and the electric telescopic rod is electrically connected with the external power supply through the single chip microcomputer.
A preparation method of aggregate composite cemented concrete for road renovation comprises the following steps:
the method comprises the following steps: selecting raw materials: 150-250 parts of cement, 50-100 parts of asphalt, 150 parts of 100-mesh fine sand, 20-30 parts of an improved additive, 5-10 parts of a bentonite grafting hydrophobing agent, 1-10 parts of active kaolin and 2-6 parts of basalt fiber;
step two: adding the raw materials obtained in the step one into a mixing shell, driving a rolling gear on a rotating shaft to rotate through the rotation of two first driving motors, driving the rolling gear to rotate under the action of driving force, and facilitating the rolling connection of racks and sliding rails on the mixing shell so as to mix and stir aggregate for road maintenance in the mixing shell;
then, the stirring blades are driven by the rotation of the first driving motor to mix and stir aggregate raw materials for road maintenance, meanwhile, water in the water tank is conveyed to the inside of the mixing shell through the water pump, the stirring and the use are convenient, then after the mixing and stirring are completed through the mixing and stirring mechanism, the aggregate raw materials for road maintenance fall into the crushing shell, the crushing blocks outside the shaft column are driven by the rotation of the second driving motor to rotate in a crossed manner, so that the crushing blocks crush stones, the two second driving motors synchronously rotate and crush the aggregate raw materials for road maintenance, the raw materials are stirred and crushed conveniently and quickly, and the processing of the raw materials is completed quickly;
step three: the crushed raw materials are conveyed into a grinding cylinder through a crushing mechanism, the grinding cylinder can grind a certain amount of aggregate raw materials for road maintenance, before grinding, a control switch of a third driving motor is turned on through a switch panel, the third driving motor rotates to drive grinding rods on two rotating seats to rotate, the raw materials in the grinding cylinder are extruded and finely ground, the raw materials can be quickly ground into powder under the grinding of the grinding rods, and the raw materials fall into an even stirring material cylinder after the grinding mechanism finely grinds the raw materials;
then a control switch of a fourth driving motor is turned on through a switch panel, so that the fourth driving motor is turned on, a stirring connecting shaft rod is driven to rotate through the rotation of the fourth driving motor, then the ground raw materials are uniformly stirred through a uniform stirring material barrel, the use quality of the composite cemented concrete is improved, different raw materials of the concrete can be conveniently mixed through three quantitative hoppers on a distribution frame, and when the feeding is needed, the raw materials in the quantitative hoppers are discharged for use through a telescopic pulling baffle of an electric telescopic rod;
step four: the raw materials are conveyed onto the conveying belts, the conveying belts on the two rotary rollers are conveniently driven to move through the rotation of the servo motor, the raw materials can be heated through the arranged electric heating wires in the conveying process, so that the composite cemented concrete is calcined at high temperature and the final processing of the concrete is completed, the quantitative distribution mechanism is convenient for collecting the materials through the arranged discharge hopper, the inlet and outlet amount of the materials is controlled through the arranged control valve, and the materials are stored through the storage box;
step five: when the material is carried the fortune material area, the rotation through synchronous machine drives the roll live-rollers of gear box one side and rotates, the rotation through roll live-rollers drives fortune material area and goes up the material and remove, at the in-process that removes, the high-power fan that heats carries out high temperature heating simultaneously, it is hot-blast to carry out high temperature heating to fortune material area material, and remove the wheel and carry out even removal on two electric slide rails, the high temperature heats the mutual cooperation of calcining frame and high temperature zone of heating, material on the fortune material area carries out the even heating.
The preparation method of the improved additive comprises the following steps:
s1: mixing the rare earth lanthanum chloride with the mass fraction of 60% and the polyethylene glycol emulsifier according to the weight ratio of 1:2, stirring at the rotating speed of 100-200r/min for 20-30min, then adding the nano calcium carbonate solution with the mass fraction of 10-20%, continuously stirring for 10-20min, and obtaining the amphoteric liquid after stirring;
s2: sending the nano silicon dioxide into a sodium alginate solution, stirring at a low speed of 150r/min for 10-20min to prepare a nano silicon dioxide solution; wherein the sodium alginate solution is prepared by mixing sodium alginate and hydrochloric acid according to the weight ratio of 1: 3;
s3: mixing the amphoteric liquid and the nano silicon dioxide solution according to the weight ratio of 1:3, and then carrying out ultrasonic dispersion, wherein the ultrasonic power is 100-500W, the ultrasonic time is 20-30min, and the improved additive is obtained after the ultrasonic treatment is finished.
The preparation method of the bentonite grafting hydrophobing agent comprises the following steps: sending the bentonite into a silane coupling agent for high-temperature stirring treatment, wherein the stirring speed is 500-; wherein the hydrophobic agent is formed by mixing isobutyl methacrylate and hexadecyl trimethoxy silane according to the weight ratio of 2:1
Compared with the prior art, the invention has the beneficial effects that:
1) the invention thoroughly improves the overall performance of the product by stirring, crushing, grinding and high-temperature heating treatment of the raw materials and matching with a processing method of concrete;
the grinding mechanism comprises a grinding cylinder, grinding rods, a grinding rod, a third driving motor, a grinding seat, a grinding shell, grinding rods, a grinding mechanism, a grinding rod, a grinding mechanism and a grinding mechanism, wherein the grinding rods are driven by the second driving motor to rotate;
2) three constant volume fill is convenient for mix the different mixed raw materials of concrete on through distribution frame, when the material is thrown to needs, through the flexible pulling baffle of the electric telescopic handle that sets up, the inside raw materials of the constant volume fill that corresponds carries out the unloading and uses.
The innovation points of the invention are as follows:
an improved additive and a bentonite grafting hydrophobing agent are added in the preparation of the product; the improved additive is prepared by matching rare earth lanthanum chloride with an emulsifier, and performing dispersion polymerization on a nano calcium carbonate solution to form an amphoteric liquid, so that the inorganic properties of raw materials can be fully combined, the strength performance of a product is improved, the organic property of the product is improved, and the product has a waterproof effect, so that the erosion of rainwater is avoided, and the long-term use strength of the product is improved; the amphoteric liquid is dispersed by matching with the nano-silica solution, and the nano-silica solution has large specific surface area and bearing effect, so that the action area and action effect of the amphoteric liquid and the raw material are improved; the bentonite grafting hydrophobic agent is organically treated by bentonite, and meanwhile, the hydrophobic agent is grafted by maleic anhydride solution, so that the hydrophobic property of the product is further improved.
The invention is characterized in that: the working procedure of the device is as follows; the raw materials are subjected to dispersion, crushing and grinding to heat treatment, the working procedures of product processing have specificity, and the product is not indispensable, so that the raw material mixing effect of the product can be obviously improved, and the strength performance of the product is further improved; meanwhile, in the heating treatment, the asphalt becomes molten state, the bentonite lamella expands, the interlayer spacing is increased, and the raw materials are further inserted and connected, so that the connection compactness of the product is improved, and the overall strength performance of the product is improved;
as can be seen from the data of examples 1-3 and comparative examples 1-2, the product of the invention can obviously improve the strength property and stability of the product, and improve the stability of the product, as can be seen from comparative example 2, the high temperature treatment is carried out by the operation method of step five, thus obviously improving the performance of the product of the invention;
meanwhile, in the maximum bending strain, the comparative example 2 is reduced to 3110us, so that the obvious deterioration result is obtained, probably because the asphalt becomes molten state in the heating treatment, the bentonite lamella is expanded, the interlayer spacing is increased, the raw materials are further inserted and connected, the connection compactness of the product is further improved, the action effect of the basalt fiber can be exerted to the maximum, and the maximum bending strain in the example 3 can reach 3650 us.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the present invention;
FIG. 3 is a schematic structural diagram of a mixing and stirring mechanism according to the present invention;
FIG. 4 is a schematic view of the shredder mechanism of the present invention;
FIG. 5 is a schematic view of the structure of the uniformly stirred material of the present invention;
FIG. 6 is a schematic view of the structure of the quantitative dispensing mechanism of the present invention;
FIG. 7 is a schematic structural diagram of a temperature control mechanism according to the present invention;
FIG. 8 is a schematic view of the hybrid housing of the present invention;
FIG. 9 is a schematic view of the structure of the electric heating wire of the present invention;
FIG. 10 is a schematic view of an elongated frame structure according to the present invention;
fig. 11 is a schematic structural view of the electric slide rail according to the present invention.
In the figure: 1. a first fixed frame; 2. a second fixed frame; 3. a mixing and stirring mechanism; 31. a support plate; 32. a mixing housing; 321. a feed hopper; 322. a feed chute; 33. a first drive motor; 331. a rotating shaft; 332. a movable seat; 333. a rolling gear; 34. a rack; 341. a slide rail; 35. a water tank; 351. a water pump; 36. a fan; 361. a filter cartridge; 37. stirring blades; 4. a crushing mechanism; 41. pulverizing the shell; 42. a second drive motor; 43. a column shaft; 44. crushing the blocks; 5. a third fixed frame; 6. a grinding mechanism; 61. a grinding cylinder; 62. a grinding rod; 63. a rotating seat; 64. a third drive motor; 7. a temperature control mechanism; 71. a temperature control housing; 72. a servo motor; 73. a conveyor belt; 74. an electric heating wire; 8. a quantitative distribution mechanism; 81. a distribution frame; 82. a measuring hopper; 83. placing the plate; 84. an electric telescopic rod; 85. a baffle plate; 9. feeding a hopper; 91. uniformly stirring the charging barrel; 92. stirring the connecting shaft rod; 93. an active turntable; 94. a transmission belt; 95. a fourth drive motor; 101. a connecting pipe; 102. a control valve; 103. a storage box; 2A, a strip-shaped frame; 2a1, rolling rotor; 2a2, gearbox; 2A3, calcining the feeding shell at high temperature; 2A4, a heating high-power fan; 2a5, electric slide rail; 2A6, heating and calcining the frame at high temperature; 2A7, high-temperature heating layer; 2A8, synchronous machine; 2a9, material conveying belt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-9, the present invention provides a technical solution: a compound cemented concrete preparation facilities of aggregate for road renovation, wherein include first fixed frame 1, mix rabbling mechanism 3, rubbing crusher constructs 4, grind mechanism 6, even rabbling mechanism and temperature control mechanism 7, the top fixed mounting of first fixed frame 1 has second fixed frame 2, the top fixed mounting of second fixed frame 2 has mixed rabbling mechanism 3, the top fixed mounting of first fixed frame 1 has rubbing crusher to construct 4, one side fixed mounting of first fixed frame 1 has third fixed frame 5, the top fixed mounting of third fixed frame 5 has some grinding mechanism 6, one side fixed mounting of grinding mechanism 6 has even rabbling mechanism, one side of even rabbling mechanism is provided with temperature control mechanism 7, the top fixed mounting of temperature control mechanism 7 has quantitative distribution mechanism 8.
As shown in fig. 3 and 4, the mixing and stirring mechanism 3 includes a supporting plate 31 fixedly connected to the top of the second fixing frame 2, a mixing housing 32 is fixedly mounted on the top of the supporting plate 31, an installation frame is disposed on one side of a feed inlet of the mixing housing 32, a feed hopper 321 is fixedly mounted on the top of the installation frame, a feed chute 322 is disposed on one side of the feed hopper 321, first driving motors 33 are disposed on two sides of the supporting plate 31, rotating shafts 331 are fixedly mounted on driving ends of the two first driving motors 33, two sides of the rotating shafts 331 are inserted into and connected to a top movable seat 332 of the supporting plate 31, a rolling gear 333 is disposed at a connection between the movable seat 332 and the rotating shaft 331, a rack 34 is fixedly mounted on one end of the outer side of the mixing housing 32, a slide rail 341 is fixedly mounted on the other end of the mixing housing 32, the rack 34 is engaged with one rolling gear 333, the slide rail 341 is engaged with the other rolling gear 333, the discharge end fixed mounting of backup pad 31 has water tank 35, the water inlet fixed connection of connecting pipe and water pump 351 is passed through to one side of water tank 35, the delivery port of water pump 351 and the one side through connection of mixing casing 32, fan 36 is installed to one side of mixing casing 32, cartridge filter 361 is installed to one side of fan 36, the one end fixed mounting of first driving motor 33 has stirring leaf 37, rubbing crusher constructs 4 and includes the crushing casing 41 with the bottom fixed connection of second fixed frame 2, two second driving motor 42 are installed to one side of crushing casing 41, the transmission end fixed mounting of two second driving motor 42 has jack-post 43, the jack-post outside of jack-post 43 runs through crushing casing 41 and smashes piece 44 intercrossing setting.
Firstly, pouring aggregate raw materials for road maintenance into the mixing shell 32, entering the mixing shell 32 along a feed hopper 321 and a feed chute 322, then driving a rolling gear 333 on a rotating shaft 331 to rotate through the rotation of two arranged first driving motors 33, driving the rotation of the rolling gear 333 under the action of driving force, facilitating the rolling connection of a rack 34 and a slide rail 341 on the mixing shell 32, mixing and stirring the aggregate for road maintenance in the mixing shell 32, then driving a stirring blade 37 to mix and stir the aggregate raw materials for road maintenance through the rotation of the first driving motor 33, simultaneously conveying water in a water tank 35 to the mixing shell 32 through a water pump 351, facilitating the stirring and using, and then after the mixing and stirring are completed through a mixing and stirring mechanism 3, falling the aggregate raw materials for road maintenance into a crushing shell 41, rotation through the second driving motor 42 that one side set up drives the mutual alternately rotation of crushing piece 44 in the jack-post 43 outside for crushing piece 44 smashes the stone, and two second driving motor 42 rotate the aggregate raw materials to road renovation in step and smash, and convenient quick raw materials that carry on stirs is smashed, and accomplishes the processing of raw materials fast.
As shown in fig. 1, 4 and 5, the grinding mechanism 6 includes a grinding cylinder 61 fixedly connected to the bottom end of the crushing shell 41, the bottom end of the grinding cylinder 61 is fixedly connected to the first fixing frame 1 through a mounting frame, a grinding rod 62 is installed inside the grinding cylinder 61, a grinding thread is fixedly connected to the outer side of the grinding rod 62, the grinding thread is attached to the inner wall of the grinding cylinder 61, two rotating seats 63 are provided on the outer side of one end of the grinding rod 62, the middle portions of the two rotating seats 63 are movably connected to the grinding rod 62, a third driving motor 64 is fixedly installed at one end of the grinding rod 62, the bottom end of the third driving motor 64 is fixedly connected to the top of the first fixing frame 1, the uniform stirring mechanism includes a uniform stirring cylinder 91 fixedly connected to the bottom end of the discharging hopper 9, a stirring connecting shaft 92 is provided inside the uniform stirring cylinder 91, an active turntable 93 is provided on one side of the stirring connecting shaft 92, driven turntable's the outside has been around having connect drive belt 94, the one end of drive belt 94 has been around having connect initiative carousel 93, one side fixedly connected with fourth drive motor 95 of initiative carousel 93, fourth drive motor 95's bottom and third fixed frame 5 fixed connection, quantitative distribution mechanism 8 includes with accuse temperature casing 71 top fixed connection's distribution frame 81, distribution frame 81's top fixed mounting has three constant volume fill 82, one side of three constant volume fill 82 is provided with places board 83, one side fixed mounting who places board 83 has electric telescopic handle 84, electric telescopic handle 84's flexible end fixed mounting has baffle 85, baffle 85 alternates with constant volume fill 82 bottom and is connected.
When the grinding machine is used specifically, the crushed raw materials are conveyed into the grinding cylinder 61 through the crushing mechanism 4, the grinding cylinder 61 can grind a certain amount of aggregate raw materials for road maintenance, before grinding is started, a control switch of the third driving motor 64 is turned on through the switch panel, the third driving motor 64 rotates to drive the grinding rods 62 on the two rotating seats 63 to extrude the raw materials in the grinding cylinder 61 for fine grinding, the raw materials can be quickly ground into powder under the grinding of the grinding rods 62, after the grinding mechanism 6 finely grinds the raw materials, the raw materials fall into the uniform stirring cylinder 91, then the control switch of the fourth driving motor 95 is turned on through the switch panel to turn on the fourth driving motor 95, the stirring connecting shaft rod 92 is driven to rotate through the rotation of the fourth driving motor 95, and then the ground raw materials are uniformly stirred through the uniform stirring cylinder 91, improve composite cementitious concrete's use quality, be convenient for mix the different raw materials of concrete through three constant volume fill 82 on distribution frame 81, when the material is thrown to needs, through the flexible pulling baffle 85 of the electric telescopic handle 84 that sets up, carry out the unloading to the raw materials of constant volume fill 82 and use.
As shown in fig. 4 and fig. 7 and 8, the temperature control mechanism 7 includes a temperature control housing 71 fixedly connected to the top of the third fixing frame 5, a conveying frame is fixedly installed at the bottom end inside the temperature control housing 71, rotating rollers are respectively installed at both ends of the conveying frame, a servo motor 72 is fixedly installed at one side of one of the rotating rollers, a conveying belt 73 is installed between the rotating rollers, electric heating wires 74 are installed at both sides of the inner wall of the temperature control housing 71, the discharge end of the grinding cylinder 61 is fixedly connected to one side of the feeding channel through a linking pipe, a control valve 102 is fixedly installed at the outer side of the linking pipe 101, a storage box 103 is installed at one side of the quantitative distribution mechanism 8, a single chip microcomputer is fixedly installed at one side of the first fixing frame 1, a protective shell is installed at the outer side of the single chip microcomputer, the first driving motor 33 is electrically connected to an external power source through the single chip microcomputer, and the water pump 351 is electrically connected to the external power source through the single chip microcomputer, the fan 36 is electrically connected with an external power supply through the single chip microcomputer, the third driving motor 64 is electrically connected with the external power supply through the single chip microcomputer, the servo motor 72 is electrically connected with the external power supply through the single chip microcomputer, the electric heating wire 74 is electrically connected with the external power supply through the single chip microcomputer, and the electric telescopic rod 84 is electrically connected with the external power supply through the single chip microcomputer.
During the specific use, carry the raw materials through even rabbling mechanism on conveyer belt 73, the rotation through servo motor 72 is convenient for drive two and changes the conveyer belt 73 motion on the roller, the transport through conveyer belt 73 is convenient for carry out the transport of raw materials fast, at the in-process of carrying, can carry out heat treatment to the raw materials through the electric heating wire 74 that sets up, make to carry out high temperature calcination and accomplish the final processing of concrete to compound cemented concrete, quantitative distribution mechanism is convenient for collect the material through the lower hopper 9 that sets up, control the volume of material business turn over through the control valve 102 that sets up, deposit the material through receiver 103.
The working principle is as follows: firstly, put into mixing and stirring mechanism 3 with the compound cemented concrete raw materials of aggregate, after the stirring through mixing and stirring mechanism 3, smash the even processing through rubbing crusher mechanism 4 that sets up, the grinding mechanism 6 of being convenient for carries out careful grinding to the raw materials after even smashing, the quality that condenses when guaranteeing the compound cemented concrete of aggregate use, carry out high temperature preparation to the cement concrete raw materials after careful grinding through temperature control mechanism 7, carry out the ration through distribution mechanism ration 8 and put in the raw materials that use after the preparation is accomplished, prepare required compound cemented concrete of aggregate.
Referring to fig. 10 to 11, in order to also enable the raw material to be uniformly heated at a high temperature, both ends of the elongated frame 2A are provided with rolling rotating rollers 2A1, one end of one rolling rotating roller 2A1 is fixedly connected with a gear box 2A2 in a penetrating way, one side of the gear box 2A2 is provided with a synchronous motor 2A8, the top of a strip-shaped frame 2A is fixedly provided with a high-temperature calcining feeding shell 2A3, one side of the high-temperature calcining feeding shell 2A3 is connected with a heating high-power fan 2A4 through a ventilation pipeline, two sides in the strip-shaped frame 2A1 are provided with two electric slide rails 2A5, the tops of the two electric slide rails 2A5 are connected with a moving wheel in a sliding way, and the top of the moving wheel is provided with a high-temperature heating calcining frame 2A6, the top of the high-temperature heating calcining frame 2A6 is provided with a high-temperature heating layer 2A7, and a material conveying belt 2A9 is driven between the rolling rotating rollers 2A 1.
When the materials are conveyed to the material conveying belt 2A9, the rotation of the synchronous motor 2A8 drives the rolling rotating roller 2A1 on one side of the gear box 2A2 to rotate, the rotation of the rolling rotating roller 2A1 drives the materials on the material conveying belt 2A9 to move, in the moving process, the heating high-power fan 2A4 simultaneously carries out high-temperature heating, the hot air carries out high-temperature heating treatment on the material conveying belt 2A9, the moving wheels evenly move on the two electric sliding rails 2A5, the high-temperature heating calcining frame 2A6 and the high-temperature heating layer 2A cooperate with each other to carry out rapid high-temperature heating treatment on the materials on the material conveying belt 2A9, and the concrete preparation materials can be effectively obtained through the high-temperature heating treatment.
Example 2
A preparation method of aggregate composite cemented concrete for road renovation comprises the following steps:
the method comprises the following steps: selecting raw materials: 150-250 parts of cement, 50-100 parts of asphalt, 150 parts of 100-mesh fine sand, 20-30 parts of an improved additive, 5-10 parts of a bentonite grafting hydrophobing agent, 1-10 parts of active kaolin and 2-6 parts of basalt fiber;
step two: adding the raw materials obtained in the first step into the mixing shell 32, driving the rolling gear 333 on the rotating shaft 331 to rotate through the rotation of the two first driving motors 33, and driving the rolling gear 333 to rotate under the action of driving force, so as to facilitate the rolling connection between the rack 34 and the sliding rail 341 on the mixing shell 32, and enable aggregate of road maintenance in the mixing shell 32 to be mixed and stirred;
then, the stirring blades 37 are driven by the rotation of the first driving motor 33 to mix and stir aggregate raw materials for road maintenance, meanwhile, water in the water tank 35 is conveyed to the inside of the mixing shell 32 through the water pump 351, so that the aggregate raw materials are convenient to stir and use, then after the mixing and stirring are completed through the mixing and stirring mechanism 3, the aggregate raw materials for road maintenance fall into the crushing shell 41, the crushing blocks 44 on the outer sides of the shaft columns 43 are driven to rotate in a crossed manner through the rotation of the second driving motors 42, so that the crushing blocks 44 crush stones, the two second driving motors 42 synchronously rotate and crush the aggregate raw materials for road maintenance, the raw materials are stirred and crushed conveniently and quickly, and the processing of the raw materials is completed quickly;
step three: the crushed raw materials are conveyed into the grinding cylinder 61 through the crushing mechanism 4, the grinding cylinder 61 can grind a certain amount of aggregate raw materials for road maintenance, before grinding is started, a control switch of the third driving motor 64 is turned on through a switch panel, the third driving motor 64 rotates to drive the grinding rods 62 on the two rotating seats 63 to rotate, the raw materials in the grinding cylinder 61 are extruded and finely ground, the raw materials can be quickly ground into powder under the grinding of the grinding rods 62, and after the grinding mechanism 6 finely grinds the raw materials, the raw materials fall into the uniform stirring material cylinder 91;
then a control switch of a fourth driving motor 95 is turned on through a switch panel, so that the fourth driving motor 95 is turned on, a stirring connecting shaft rod 92 is driven to rotate through the rotation of the fourth driving motor 95, then the ground raw materials are uniformly stirred through a uniform stirring material barrel 91, the use quality of the composite cemented concrete is improved, different raw materials of the concrete can be conveniently mixed through three quantitative hoppers 82 on a distribution frame 81, and when the feeding is needed, the raw materials in the quantitative hoppers 82 are fed through a telescopic pulling baffle 85 of an electric telescopic rod 84;
step four: the raw materials are conveyed onto a conveying belt 73, the conveying belt 73 on the two rotary rollers is conveniently driven to move through the rotation of a servo motor 72, the raw materials can be heated through an electric heating wire 74 arranged in the conveying process, so that the composite cemented concrete is calcined at high temperature and the final processing of the concrete is completed, the quantitative distribution mechanism 8 is convenient for collecting the materials through a discharging hopper 9 arranged, the amount of the materials entering and exiting is controlled through a control valve 102 arranged, and the materials are stored through a storage box 103;
step five: when the materials are conveyed to the material conveying belt 2A9, the rotation of the synchronous motor 2A8 drives the rolling rotating roller 2A1 on one side of the gear box 2A2 to rotate, the rotation of the rolling rotating roller 2A1 drives the materials on the material conveying belt 2A9 to move, in the moving process, the heating high-power fan 2A4 simultaneously carries out high-temperature heating, hot air carries out high-temperature heating treatment on the material conveying belt 2A9, the moving wheels uniformly move on the two electric sliding rails 2A5, and the high-temperature heating calcining frame 2A6 and the high-temperature heating layer 2A7 cooperate with each other to uniformly heat the materials on the material conveying belt 2A 9.
The preparation method of the improved additive comprises the following steps:
s1: mixing the rare earth lanthanum chloride with the mass fraction of 60% and the polyethylene glycol emulsifier according to the weight ratio of 1:2, stirring at the rotating speed of 100r/min for 20min, then adding the nano calcium carbonate solution with the mass fraction of 10%, continuing stirring for 100min, and obtaining an amphoteric liquid after stirring;
s2: sending the nano silicon dioxide into a sodium alginate solution, and stirring at a low speed of 10r/min and a stirring speed of 150r/min to prepare a nano silicon dioxide solution; wherein the sodium alginate solution is prepared by mixing sodium alginate and hydrochloric acid according to the weight ratio of 1: 3;
s3: mixing the amphoteric liquid and the nano silicon dioxide solution according to the weight ratio of 1:3, then carrying out ultrasonic dispersion with the ultrasonic power of 100W and the ultrasonic time of 20min, and finishing the ultrasonic treatment to obtain the improved additive.
The preparation method of the bentonite grafting hydrophobing agent comprises the following steps: sending bentonite into a silane coupling agent for high-temperature stirring treatment, wherein the stirring speed is 100r/min, the stirring time is 10min, the stirring temperature is 200 ℃, then washing and drying, then sending into a maleic anhydride solution with the mass fraction of 70%, then adding a hydrophobic agent with the weight percent of 30% of the total weight of the bentonite, stirring for 10min at the speed of 100r/min, and obtaining a bentonite grafted hydrophobic agent after stirring; wherein the hydrophobic agent is formed by mixing isobutyl methacrylate and hexadecyl trimethoxy silane according to the weight ratio of 2: 1.
Example 3
The preparation method of the concrete is the same as that of the concrete in the example 2;
the preparation method of the improved additive comprises the following steps:
s1: mixing the rare earth lanthanum chloride with the mass fraction of 60% and the polyethylene glycol emulsifier according to the weight ratio of 1:2, stirring at the rotating speed of 150r/min for 25min, then adding the nano calcium carbonate solution with the mass fraction of 15, continuing stirring for 15min, and obtaining an amphoteric liquid after stirring;
s2: sending the nano silicon dioxide into a sodium alginate solution, stirring at a low speed of 150r/min for 15min to prepare a nano silicon dioxide solution; wherein the sodium alginate solution is prepared by mixing sodium alginate and hydrochloric acid according to the weight ratio of 1: 3;
s3: mixing the amphoteric liquid and the nano silicon dioxide solution according to the weight ratio of 1:3, then carrying out ultrasonic dispersion, wherein the ultrasonic power is 300W, the ultrasonic time is 25min, and finishing the ultrasonic treatment to obtain the improved additive.
The preparation method of the bentonite grafting hydrophobing agent comprises the following steps: sending bentonite into a silane coupling agent for high-temperature stirring treatment, wherein the stirring speed is 300r/min, the stirring time is 15min, the stirring temperature is 200 ℃, then washing and drying, then sending into a maleic anhydride solution with the mass fraction of 75%, then adding a water repellent agent accounting for 35% of the total mass of the bentonite, stirring for 15min at the speed of 150r/min, and obtaining a bentonite grafted water repellent agent after stirring; wherein the hydrophobic agent is formed by mixing isobutyl methacrylate and hexadecyl trimethoxy silane according to the weight ratio of 2: 1.
Comparative example 1.
The only difference from example 3 is that no bentonite-grafted hydrophobicizing agent was added.
Comparative example 2.
The only difference from example 3 is that the high temperature treatment was not carried out by the operation of step five.
The invention uses JTGE-20-2011 test specification of road engineering asphalt and asphalt mixture and standard of common concrete mechanical property test method (GB/T50081-2002) to test the performances of the examples 2 and 3 and the comparative examples 1-3.
The product properties of examples 2, 3 and comparative examples 1-2 were tested as follows:
as can be seen from examples 2 and 3 and comparative examples 1-2, the product of the invention can obviously improve the strength property and stability of the product, improve the stability of the product, as can be seen from comparative example 2, the high temperature treatment of the operation method of step five can obviously improve the performance of the product of the invention;
meanwhile, in the maximum bending strain, the comparative example 2 is reduced to 3110us, so that the obvious deterioration result is obtained, probably because the asphalt becomes molten state in the heating treatment, the bentonite lamella is expanded, the interlayer spacing is increased, the raw materials are further inserted and connected, the connection compactness of the product is further improved, the action effect of the basalt fiber can be exerted to the maximum, and the maximum bending strain in the example 3 can reach 3650 us.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes, modifications, equivalents, and improvements may be made without departing from the spirit and scope of the invention.
Claims (10)
1. An aggregate composite cemented concrete preparation device for road renovation comprises a first fixed frame (1), it is characterized in that the top of the first fixed frame (1) is fixedly provided with a second fixed frame (2), the top of the second fixed frame (2) is fixedly provided with a mixing and stirring mechanism (3), the top of the first fixed frame (1) is fixedly provided with a crushing mechanism (4), a third fixed frame (5) is fixedly arranged on one side of the first fixed frame (1), a grinding mechanism (6) is fixedly arranged at the top of the third fixed frame (5), one side of the grinding mechanism (6) is fixedly provided with an even stirring mechanism, one side of the even stirring mechanism is provided with a temperature control mechanism (7), a quantitative distribution mechanism (8) is fixedly arranged at the top of the temperature control mechanism (7);
the temperature control mechanism (7) comprises a temperature control shell (71) fixedly connected with the top of the third fixed frame (5), a conveying frame is fixedly mounted at the bottom end inside the temperature control shell (71), rotary rollers are arranged at two ends of the conveying frame, a servo motor (72) is fixedly mounted at one side of one of the rotary rollers, a conveying belt (73) is arranged between the rotary rollers, and electric heating wires (74) are arranged at two sides of the inner wall of the temperature control shell (71);
the preparation device further comprises a long strip-shaped frame (2A), rolling rotating rollers (2A1) are installed at two ends of the long strip-shaped frame (2A), one end of one rolling rotating roller (2A1) is fixedly connected with a gear box (2A2) in a penetrating manner, a synchronous motor (2A8) is installed on one side of the gear box (2A2), a high-temperature calcining feeding shell (2A3) is fixedly installed at the top of the long strip-shaped frame (2A), one side of the high-temperature calcining feeding shell (2A3) is connected with a high-power heating fan (2A4) through a ventilation pipeline, two electric sliding rails (2A5) are arranged on two sides inside the long strip-shaped frame (2A1), a moving wheel is slidably connected to the tops of the two electric sliding rails (2A5), a high-temperature heating calcining frame (2A6) is installed at the tops of the moving wheels, a high-temperature heating calcining frame (2A6) is provided with a high-temperature heating layer (2A7), and a conveyor belt (2A9) is transmitted between the rolling rotating rollers (2A 1).
2. An aggregate composite cemented concrete preparation apparatus for road renovation according to claim 1, characterized in that: the mixing and stirring mechanism (3) comprises a supporting plate (31) fixedly connected with the top of a second fixed frame (2), a mixed shell (32) is fixedly mounted at the top of the supporting plate (31), an installation frame is arranged on one side of a feed inlet of the mixed shell (32), a feed hopper (321) is fixedly mounted at the top of the installation frame, a feed chute (322) is arranged on one side of the feed hopper (321), first driving motors (33) are arranged on two sides of the supporting plate (31), a rotating shaft (331) is fixedly mounted at the transmission ends of the two first driving motors (33), two sides of the rotating shaft (331) are alternately connected with a top movable seat (332) of the supporting plate (31), a rolling gear (333) is arranged at the joint of the movable seat (332) and the rotating shaft (331), and a rack (34) is fixedly mounted at one end of the outer side of the mixed shell (32), the other end fixed mounting who mixes casing (32) has slide rail (341), rack (34) are connected with one of them rolling gear (333) meshing, slide rail (341) are connected with another rolling gear (333) meshing among them, the discharge end fixed mounting of backup pad (31) has water tank (35), the water inlet fixed connection of connecting pipe and water pump (351) is passed through to one side of water tank (35), the delivery port of water pump (351) and the one side through connection who mixes casing (32), fan (36) are installed to one side of mixing casing (32), cartridge filter (361) are installed to one side of fan (36), the one end fixed mounting of first driving motor (33) has stirring leaf (37).
3. An aggregate composite cemented concrete preparation apparatus for road renovation according to claim 2, characterized in that: crushing mechanism (4) include with the crushing casing (41) of the bottom fixed connection of second fixed frame (2), two second driving motor (42), two are installed to one side of crushing casing (41) the transmission end fixed mounting of second driving motor (42) has jack-post (43), the jack-post outside of jack-post (43) is run through crushing casing (41) and is smashed piece (44) intercrossing setting.
4. An aggregate composite cemented concrete preparation apparatus for road renovation according to claim 3, characterized in that: grind mechanism (6) include with the grinding vessel (61) of the bottom fixed connection who smashes casing (41), the bottom of grinding vessel (61) is through installation frame and first fixed frame (1) fixed connection, the internally mounted of grinding vessel (61) has grinding miller pole (62), the outside fixedly connected with grinding screw thread of grinding miller pole (62), grinding screw thread is connected with the inner wall laminating of grinding vessel (61), the one end outside of grinding miller pole (62) is provided with two and rotates seat (63), two the middle part and the grinding miller pole (62) swing joint of rotating seat (63), the one end fixed mounting of grinding miller pole (62) has third driving motor (64), the bottom of third driving motor (64) and the top fixed connection of first fixed frame (1).
5. An aggregate composite cemented concrete preparation apparatus for road renovation according to claim 4, characterized in that: the uniform stirring mechanism comprises a uniform stirring material cylinder (91) fixedly connected with the bottom end of a lower hopper (9), a stirring connecting shaft rod (92) is arranged inside the uniform stirring material cylinder (91), a driving turntable (93) is arranged on one side of the stirring connecting shaft rod (92), a driving belt (94) is wound on the outer side of a driven turntable, the driving turntable (93) is wound on one end of the driving belt (94), a fourth driving motor (95) is fixedly connected with one side of the driving turntable (93), and the bottom end of the fourth driving motor (95) is fixedly connected with a third fixed frame (5).
6. An aggregate composite cemented concrete preparation apparatus for road renovation according to claim 5, characterized in that: quantitative distribution mechanism (8) include with accuse temperature casing (71) top fixed connection's distribution frame (81), the top fixed mounting of distribution frame (81) has three quantitative fill (82), and is three one side of quantitative fill (82) is provided with places board (83), one side fixed mounting who places board (83) has electric telescopic handle (84), electric telescopic handle's (84) flexible fixed mounting has baffle (85), baffle (85) alternate with quantitative fill (82) bottom and are connected.
7. An aggregate composite cemented concrete preparation apparatus for road renovation according to claim 6, characterized in that: the discharge end of the grinding cylinder (61) is fixedly connected with one side of a discharging channel through a connecting pipe, a control valve (102) is fixedly mounted on the outer side of the connecting pipe (101), a storage box (103) is arranged on one side of a quantitative distribution mechanism (8), a single chip microcomputer is fixedly mounted on one side of a first fixed frame (1), a protective shell is arranged on the outer side of the single chip microcomputer, the first driving motor (33) is electrically connected with an external power supply through the single chip microcomputer, the water pump (351) is electrically connected with the external power supply through the single chip microcomputer, the fan (36) is electrically connected with the external power supply through the single chip microcomputer, the third driving motor (64) is electrically connected with the external power supply through the single chip microcomputer, the servo motor (72) is electrically connected with the external power supply through the single chip microcomputer, and the electric heating wire (74) is electrically connected with the external power supply through the single chip microcomputer, the electric telescopic rod (84) is electrically connected with an external power supply through the single chip microcomputer.
8. A preparation method of aggregate composite cemented concrete for road renovation is characterized by comprising the following steps:
the method comprises the following steps: selecting raw materials: 150-250 parts of cement, 50-100 parts of asphalt, 150 parts of 100-mesh fine sand, 20-30 parts of an improved additive, 5-10 parts of a bentonite grafting hydrophobing agent, 1-10 parts of active kaolin and 2-6 parts of basalt fiber;
step two: adding the raw materials obtained in the step one into a mixing shell (32), driving a rolling gear (333) on a rotating shaft (331) to rotate through rotation of two arranged first driving motors (33), driving the rolling gear (333) to rotate under the action of driving force, and facilitating rolling connection of a rack (34) and a sliding rail (341) on the mixing shell (32) so as to mix and stir aggregate of road maintenance in the mixing shell (32);
then, the stirring blades (37) are driven by the rotation of the first driving motor (33) to mix and stir aggregate raw materials for road maintenance, meanwhile, water in the water tank (35) is conveyed to the inside of the mixing shell (32) through the water pump (351) to be stirred and used conveniently, then after the mixing and stirring are completed through the mixing and stirring mechanism (3), the aggregate raw materials for road maintenance fall into the crushing shell (41), the crushing blocks (44) on the outer side of the shaft column (43) are driven to rotate in a cross mode through the rotation of the second driving motors (42), so that the crushing blocks (44) crush stones, the two second driving motors (42) synchronously rotate and crush the aggregate raw materials for road maintenance, raw material stirring and crushing are performed conveniently and quickly, and raw material processing is completed quickly;
step three: the crushed raw materials are conveyed into a grinding cylinder (61) through a crushing mechanism (4), the grinding cylinder (61) can grind a certain amount of aggregate raw materials for road maintenance, before grinding is started, a control switch of a third driving motor (64) is turned on through a switch panel, the third driving motor (64) rotates to drive grinding rods (62) on two rotating seats (63) to rotate, the raw materials in the grinding cylinder (61) are extruded and finely ground, the raw materials can be quickly ground into powder under the grinding of the grinding rods (62), and after the grinding mechanism (6) finely grinds the raw materials, the raw materials fall into an even stirring material cylinder (91);
then a control switch of a fourth driving motor (95) is turned on through a switch panel, the fourth driving motor (95) is turned on, a stirring connecting shaft rod (92) is driven to rotate through the rotation of the fourth driving motor (95), then the ground raw materials are uniformly stirred through a uniform stirring material barrel (91), the use quality of the composite cemented concrete is improved, different raw materials of the concrete can be conveniently mixed through three measuring hoppers (82) on a distribution frame (81), and when the feeding is needed, the raw materials in the measuring hoppers (82) are fed for use through telescopic pulling of a baffle (85) of an electric telescopic rod (84);
step four: the raw materials are conveyed onto a conveying belt (73), the conveying belt (73) on two rotary rollers is conveniently driven to move through the rotation of a servo motor (72), the raw materials can be heated through an electric heating wire (74) in the conveying process, so that the composite cemented concrete is calcined at high temperature and the final processing of the concrete is completed, the quantitative distribution mechanism (8) is convenient to collect the materials through a lower hopper (9), the quantity of the materials entering and exiting is controlled through a control valve (102), and the materials are stored through a storage box (103);
step five: when materials are conveyed to the material conveying belt (2A9), the rolling rotating roller (2A1) on one side of the gear box (2A2) is driven to rotate through rotation of the synchronous motor (2A8), the materials on the material conveying belt (2A9) are driven to move through rotation of the rolling rotating roller (2A1), in the moving process, the heating high-power fan (2A4) heats at the same time at high temperature, hot air heats the materials on the material conveying belt (2A9), the moving wheels move uniformly on the two electric sliding rails (2A5), and the high-temperature heating calcining frame (2A6) and the high-temperature heating belt (2A7) cooperate with each other to heat the materials on the material conveying belt (2A9) uniformly.
9. A method for preparing an aggregate composite cementitious concrete for road renovation according to claim 8, characterized in that the improvement additive is prepared by:
s1: mixing the rare earth lanthanum chloride with the mass fraction of 60% and the polyethylene glycol emulsifier according to the weight ratio of 1:2, stirring at the rotating speed of 100-200r/min for 20-30min, then adding the nano calcium carbonate solution with the mass fraction of 10-20%, continuously stirring for 10-20min, and obtaining the amphoteric liquid after stirring;
s2: sending the nano silicon dioxide into a sodium alginate solution, stirring at a low speed of 150r/min for 10-20min to prepare a nano silicon dioxide solution; wherein the sodium alginate solution is prepared by mixing sodium alginate and hydrochloric acid according to the weight ratio of 1: 3;
s3: mixing the amphoteric liquid and the nano silicon dioxide solution according to the weight ratio of 1:3, and then carrying out ultrasonic dispersion, wherein the ultrasonic power is 100-500W, the ultrasonic time is 20-30min, and the improved additive is obtained after the ultrasonic treatment is finished.
10. The method for preparing the aggregate composite cemented concrete for road renovation according to the claim 8, characterized in that the bentonite grafting hydrophobizing agent is prepared by the following steps: sending the bentonite into a silane coupling agent for high-temperature stirring treatment, wherein the stirring speed is 100-500r/min, the stirring time is 10-20min, the stirring temperature is 200 ℃, then washing and drying the bentonite, then sending the bentonite into a maleic anhydride solution with the mass fraction of 70-80%, then adding a hydrophobic agent with the total mass of 30-40% of the bentonite, stirring the bentonite for 10-20min at the speed of 100-200r/min, and obtaining a bentonite grafting hydrophobic agent after the stirring is finished; wherein the hydrophobic agent is formed by mixing isobutyl methacrylate and hexadecyl trimethoxy silane according to the weight ratio of 2: 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110930427.1A CN113618900A (en) | 2021-08-13 | 2021-08-13 | Preparation device and preparation method of aggregate composite cemented concrete for road repairing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110930427.1A CN113618900A (en) | 2021-08-13 | 2021-08-13 | Preparation device and preparation method of aggregate composite cemented concrete for road repairing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113618900A true CN113618900A (en) | 2021-11-09 |
Family
ID=78385322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110930427.1A Pending CN113618900A (en) | 2021-08-13 | 2021-08-13 | Preparation device and preparation method of aggregate composite cemented concrete for road repairing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113618900A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116118009A (en) * | 2023-04-07 | 2023-05-16 | 傅太明 | Cement mortar preparation system and preparation method |
| CN117427757A (en) * | 2023-12-19 | 2024-01-23 | 吉林肽谷生物工程有限责任公司 | Production equipment of soybean peptide |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4025057A (en) * | 1972-11-03 | 1977-05-24 | Pavement Systems, Inc. | Equipment for making asphalt paving compositions |
| CN202008289U (en) * | 2010-12-29 | 2011-10-12 | 黄冈市华窑中洲窑炉有限公司 | Environmentally-friendly roller table type de nitration catalyst calcining furnace with degreasing function |
| CN107953449A (en) * | 2017-11-27 | 2018-04-24 | 兰秋霞 | A kind of manufacture method of high life concrete |
| CN109796888A (en) * | 2019-02-19 | 2019-05-24 | 王秀云 | A kind of adhesive waterproof tape |
| JP2021024268A (en) * | 2019-08-02 | 2021-02-22 | 胡金霞 | Wear-resistant concrete manufacturing apparatus for river construction |
| CN213107644U (en) * | 2020-04-28 | 2021-05-04 | 浙江大晋新材料科技有限公司 | High-molecular material drying device of walking |
| CN112776169A (en) * | 2020-12-21 | 2021-05-11 | 重庆卓工科技有限公司 | Mud making devices for adobe |
| CN213254228U (en) * | 2020-09-21 | 2021-05-25 | 吉安市第四建筑工程有限公司 | Building engineering construction is with mixing agitated vessel |
| CN213571396U (en) * | 2020-10-22 | 2021-06-29 | 江苏亿虎沥青材料有限公司 | Bituminous mixture double-heating processing device |
| CN113233852A (en) * | 2021-05-25 | 2021-08-10 | 广东能达高等级公路维护有限公司 | Preparation method for preparing high-strength anti-fracture concrete by using waste materials |
-
2021
- 2021-08-13 CN CN202110930427.1A patent/CN113618900A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4025057A (en) * | 1972-11-03 | 1977-05-24 | Pavement Systems, Inc. | Equipment for making asphalt paving compositions |
| CN202008289U (en) * | 2010-12-29 | 2011-10-12 | 黄冈市华窑中洲窑炉有限公司 | Environmentally-friendly roller table type de nitration catalyst calcining furnace with degreasing function |
| CN107953449A (en) * | 2017-11-27 | 2018-04-24 | 兰秋霞 | A kind of manufacture method of high life concrete |
| CN109796888A (en) * | 2019-02-19 | 2019-05-24 | 王秀云 | A kind of adhesive waterproof tape |
| JP2021024268A (en) * | 2019-08-02 | 2021-02-22 | 胡金霞 | Wear-resistant concrete manufacturing apparatus for river construction |
| CN213107644U (en) * | 2020-04-28 | 2021-05-04 | 浙江大晋新材料科技有限公司 | High-molecular material drying device of walking |
| CN213254228U (en) * | 2020-09-21 | 2021-05-25 | 吉安市第四建筑工程有限公司 | Building engineering construction is with mixing agitated vessel |
| CN213571396U (en) * | 2020-10-22 | 2021-06-29 | 江苏亿虎沥青材料有限公司 | Bituminous mixture double-heating processing device |
| CN112776169A (en) * | 2020-12-21 | 2021-05-11 | 重庆卓工科技有限公司 | Mud making devices for adobe |
| CN113233852A (en) * | 2021-05-25 | 2021-08-10 | 广东能达高等级公路维护有限公司 | Preparation method for preparing high-strength anti-fracture concrete by using waste materials |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116118009A (en) * | 2023-04-07 | 2023-05-16 | 傅太明 | Cement mortar preparation system and preparation method |
| CN116118009B (en) * | 2023-04-07 | 2023-09-01 | 沂南县锦瑞建材有限公司 | Cement mortar preparation system and preparation method |
| CN117427757A (en) * | 2023-12-19 | 2024-01-23 | 吉林肽谷生物工程有限责任公司 | Production equipment of soybean peptide |
| CN117427757B (en) * | 2023-12-19 | 2024-02-27 | 吉林肽谷生物工程有限责任公司 | Production equipment of soybean peptide |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113618900A (en) | Preparation device and preparation method of aggregate composite cemented concrete for road repairing | |
| CN108043564A (en) | A kind of manufacture of cement convenient for cleaning crushing drying equipment | |
| CN107650266B (en) | A kind of swing type small-sized cement mixer truck easy to remove | |
| KR100927648B1 (en) | Regeneration device of waste ascon | |
| CN111809483A (en) | Concrete mixing and pouring integrated vehicle for building road | |
| CN207549130U (en) | A kind of swing type small-sized cement trucd mixer easy to remove | |
| CN215790752U (en) | Mixing equipment for asphalt concrete in high-altitude area | |
| CN211541777U (en) | Proportioning device for manufacturing baking-free concrete perforated bricks | |
| CN206315902U (en) | A kind of concrete powder crushed aggregate device for separating powder | |
| CN214635956U (en) | Grit mixing arrangement that building engineering used | |
| CN211446466U (en) | Inclined epoxy emulsified asphalt cold-patch mixture mixing device | |
| CN111943645A (en) | Production line and production process for sintering heat-insulating bricks by using sewage sludge | |
| CN208359085U (en) | mortar mixer | |
| CN207359348U (en) | It is a kind of can be with the concrete mixer of automatic charging | |
| CN217378462U (en) | Heating equipment for heat-preserving asphalt concrete production | |
| CN220446799U (en) | Concrete production equipment | |
| CN214810251U (en) | Automatic blending device for cement production | |
| CN219311620U (en) | High-strength concrete manufacturing equipment | |
| CN219902744U (en) | Mixing device for preparing concrete from waste stone powder | |
| CN109529684A (en) | Artificial stone's slurry Preparation equipment | |
| CN210496268U (en) | Horizontal epoxy emulsified asphalt cold-patch mixture mixing device | |
| CN216423032U (en) | Environment-friendly concrete production line | |
| CN217552727U (en) | Solid powder stirring device for recycled concrete | |
| CN219882892U (en) | Proportioning machine with crushing function | |
| CN219213641U (en) | Feeding all-in-one machine with automatic feeding and stirring functions |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Huang Cuilian Inventor after: Kou Jing Inventor after: Zhang Haojian Inventor after: Tang Junjie Inventor after: Liu Zhizhang Inventor before: Zhang Haojian Inventor before: Tang Junjie Inventor before: Liu Zhizhang |
|
| CB03 | Change of inventor or designer information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211109 |
|
| RJ01 | Rejection of invention patent application after publication |