64results about "Ingredients proportioning apparatus" patented technology

The present invention allows for better control over strength in concrete mixes and mix designs, while minimizing the over-use of cement and promoting sustainability within the industry. Disclosed are novel method and system which employ a diagnostic delta data (DDD) curve, or, in other words, data that displays a curvilinear relationship when plotted on a visual graph, as obtained by considering the differences (e.g., subtractive differences or ratios) as between (i) target slump and target (or maximum) water content, and (ii) slump and water content values as determined using an automated slump monitoring system which measures slump and water content in the concrete mix during delivery. This DDD curve can then be compared to monitored delta slump and delta water content for later or other deliveries, such that adjustments can be made to the concrete mix or mix design, in a manner that encourages avoidance of cement over-dosing or over-prescription.

The invention provides methods and compositions for treating wash water from concrete production with carbon dioxide. The treated wash water can be reused as mix water in fresh batches of concrete.

The invention relates to a device and a method for foaming building materials with CO₂ 2 for the production of a building component and / or building insulation. The device comprises a conveying device (2) and, downstream, a construction material line (3) in which one or more injection nozzles (4) are arranged to inject liquid CO into the stream of construction material. 2 to inject. The pressure level in the building material line (3) is maintained such that the injected CO₂ 2 remains in its liquid state. The building material as well as the CO 2 downstream they enter a mixing device (9) and then at least one or more decompression pumps (11), which ensure controlled decompression of building material and liquid CO₂ 2without significant cooling and segregation. Downstream, a dispensing device (19) is arranged, which is configured to dispense the material for the production of a component and / or building insulation. Depending on the addition of CO 2 This allows the layers within a component to be modified with respect to their density and thus their properties in terms of load-bearing capacity, heat transfer, and mass. If the amount of CQ is kept constant during the process, 2 injected, which the building material in gaseous CO 2 The material that can be absorbed in the suspension forms a building material foam, for example, in the form of building insulation. The invention further comprises a corresponding method for manufacturing components using such a method.

The application discloses a kind of multi-phase composite ceramic material gradient mixed feed device and its use method, the device includes barrel, premixing bowl and stirring assembly are arranged in the barrel, the premixing bowl is arranged in the upper of barrel, and multiple through holes are opened in premixing bowl, and slurry after preliminary mixing by premixing bowl enters stirring assembly by through hole;The stirring assembly includes rotating shaft and stirrer, and the stirrer is used for stirring and mixing slurry and makes slurry move downward;The stirrer with through hole is arranged in the application, and different proportion slurry can be continuously configured without disassembling barrel, and composite material continuous gradient printing is realized;By the rotor of stirrer, pressure is applied to the remaining slurry, so that the remaining slurry flows upward through the through hole of the rotor, and continuously mixes with the newly added slurry under the stirring action of the stirrer, to realize the full mixing of each proportion slurry.

Methods and systems are disclosed for in-line blending of blowing agents with foam modifiers for addition to cementation slurries, such as may be particularly useful for gypsum or cement slurries. The foam modifier comprises a fatty alcohol added to a gypsum or cement slurry comprising a blowing agent, such as an alkyl sulfate surfactant. In some embodiments, the fatty alcohol may be a C6 to C16 fatty alcohol. The use of such foam modifiers may be used, for example, to stabilize foams, reduce waste of blowing agents, improve void size control in final products, and improve gypsum board manufacturing processes.

A mobile batch plant comprises a vehicle chassis, a powerplant supported by the vehicle chassis, a hopper for storing a premix that is a preblended mixture of aggregate material and cement, a water tank for storing water, a water replenishment hose connectable to the water tank for replenishing the water in the water tank, a mix auger for mixing the premix and water to form shotcrete or concrete and a swivel chute connected to the mix auger to deliver the shotcrete or concrete.

The device supplies solid materials consisting of a mixture of plant-based aggregate (62) and moistened binder, packaged in bags (B1, B2), by transporting the respective bags of dry binder (61) and aggregate via two conveyor sets. Before emptying the bag contents, a cutting phase is carried out on at least one conveyor of the device's transport means (MT), using cutting elements (16) that notch each bag as it travels to the discharge zone associated with a hopper. Additional transport and extraction of the emptied bags are performed after the cutting phase, beyond a perforated section covering a corresponding hopper. An extraction module forms a receiving zone (T30) for the bags before compaction and / or lateral extraction. The device is mounted on a trailer, with the tank (5) mixing the dry binder and water, and the blower (US) for the aggregate. (Simplified diagram: Figure 1)

The invention belongs to the technical field of concrete aggregate recognition, and particularly relates to a concrete aggregate grading recognition device which comprises a supporting frame, a support is fixedly mounted at the upper end of the supporting frame, an aggregate storage bin is fixedly mounted at the upper end of the support, and a plurality of groups of bin dividing grids are fixedly mounted in the upper end of the aggregate storage bin. The upper ends of the multiple groups of bin dividing grids are fixedly provided with feeding ports, test pieces formed in the conveying assembly are clamped and transferred through the transferring assembly and the clamping assembly, performance detection can be conveniently carried out on concrete test pieces of different aggregate gradation subsequently, stable clamping of the concrete test pieces of different sizes is achieved through the clamping assembly, and the stability of the test pieces is improved. The use flexibility and the application range of the device are improved, by simulating natural curing, seawater curing, carbonization curing and other environments in the curing cabin, research on the influence of the aggregate size fraction and the curing environment on the concrete performance can be carried out at the same time, and a systematic test platform is provided for revealing a size fraction, interface and environment coupling mechanism.

According to the present invention, there is provided an apparatus (100) for manufacturing a cementitious slurry comprising foam, the apparatus (100) comprising a mixing chamber (101) for mixing a cementitious material and water to form a cementitious slurry, a channel (103) fluidly connected to the mixing chamber (101) at a first end (111), the channel (103) for receiving a cementitious slurry from the mixing chamber (101). In the apparatus, the channel (103) extends from the first end (111) and terminates at at least one second end (112). The channel (103) comprises a first foam inlet (106) for introducing foam into the channel (103), wherein the apparatus (100) is configured, in use, to introduce foam through the first foam inlet (106) at a velocity 5.4 times or less the velocity of the cementitious slurry in the channel (103). A method using the apparatus is also described.

The invention belongs to the technical field of wastewater treatment, and particularly discloses an environment-friendly concrete mixing station full-scene drainage circulation system and a control method, and the system comprises a sandstone separator, a high-frequency dewatering screen, a centrifugal separation pool and a homogeneous adjusting tank; the high-frequency dewatering screen is arranged at an overflow port of the sand-stone separator, and a sand outlet end and a mud outlet end are arranged at an outlet of the high-frequency dewatering screen; the centrifugal separation tank is connected to the sludge outlet end of the high-frequency dewatering screen, an overflow port is connected with a clear water recycling tank, and an underflow port is connected with a gravity separator; the effective components screened out by the gravity separator enter a homogeneous adjusting tank; a pneumatic pulse array is arranged in the homogeneous adjusting tank and is used for circularly stirring effective components in the homogeneous adjusting tank; a density matching unit is arranged in the homogeneous adjusting tank and used for adjusting the concentration of the slurry in the homogeneous adjusting tank, and the slurry with the concentration reaching the standard serves as production water and is input into a concrete mixer to produce concrete. Gravel aggregate in sewage is recycled in a graded mode, and full-process closed-loop utilization and zero emission of waste residues and waste water are achieved.

In a manufacturing method for manufacturing a dispersion body, a plurality of types of solid particles, water, and a liquid dispersant are mixed. In the manufacturing method, at least two types of the solid particles and at least one type of the dispersant that are selected based on a material type selection method are used, and at least an optimal amount of the dispersant that is determined based on an optimal amount determination method is added and mixed. The material type selection method is based on a Hansen solubility parameter distance to water, Hansen spheres of the solid particles, and a Hansen sphere of the dispersant.

The invention relates to a system for extruding beads of construction material for a robot (60) for additive manufacturing of architectural structures (70), the system comprising: a printhead (30) for printing beads of construction material, comprising an intake opening (31), an extrusion nozzle (34) and a mixing chamber (35) arranged between the intake opening (31) and the extrusion nozzle (34); a supply circuit (20) for supplying construction material; a device (40) for accelerating setting, which device opens into the mixing chamber (35); and a device (50) for retarding curing comprising a reservoir (52) of retarding additive, a duct (54) fluidically connecting the reservoir and the mixing chamber (35), and a positive displacement pump (56) arranged on the duct (54) and controlled so as to be able to meter the amount of retarder injected into the mixing chamber (35).

A 3D printing system for printing of cementitious material, comprising: a mixer configured to mix the cementitious material; a plurality of bins configured to hold and supply material to the mixer; a pump configured to provide the cementitious material to the deposition nozzle; a deposition nozzle configured to extrude cementitious material; a heating element in communication with the deposition nozzle, the heating element configured to transfer heat to the cementitious material within an interior portion of the mixing and deposition nozzle; and at least one sensor configured to generate temperature readings for the cementitious material; and a controller coupled with the at least one sensor, the pump and the bins, and configured to receive the temperature readings, and control the pump, the amount of material being supplied by the bins, and the heating element so as to ensure that the hardening process of the cementitious material is optimum.

The application discloses a preparation device applied to building mortar preparation and a control system thereof, and the technical scheme is as follows: a main material feeding structure is used for storing and outputting main materials for preparing building mortar; an auxiliary material feeding structure is used for storing and outputting auxiliary materials for preparing building mortar; a first stirring structure is used for stirring and mixing the main materials and the auxiliary materials to form mixed materials; a second stirring structure is provided with a conveying structure between the first stirring structure and the second stirring structure, the conveying structure is used for conveying the mixed materials into the second stirring structure, the second stirring structure is further provided with a water injection mechanism, the water injection mechanism is used for supplying water to the mixed materials and stirring and mixing the mixed materials under the action of the second stirring structure and then outputting building mortar; and a molding structure is used for performing molding treatment on the building mortar.

The mixing device (5) for mixing: - a composition S2 comprising at least one compound selected from a silicate and silicic acid, and - a mixture B comprising at least one powdered material and a composition S1 comprising at least one compound selected from a silicate and silicic acid, comprises a mixing chamber (16) extending between an inlet interface (5a) and an outlet interface (5b), a lateral surface of the mixing chamber extending between the inlet interface and the outlet interface, the lateral surface comprising at least one hole (17) configured to be fed by composition S2 so that the mixture B projected at the inlet interface towards the outlet interface is mixed with the composition S2 flowing through the hole to obtain at the outlet interface a mixture A comprising composition S2 and mixture B. Figure for the abbreviation: Fig 4

The invention relates to a method for obtaining a building element (1) by additive manufacturing, said building element (1) comprising at least one structural element (2) and at least one insulating element (3, 4), wherein dry mortar is mixed with mixing water in order to form a basic wet mortar, the basic wet mortar is delivered to a print head, and a stack of mortar layers is deposited continuously by moving the print head in order to form the at least one structural element (2) and the at least one insulating element (3, 4), the method being such that water foam is additionally added to the basic wet mortar during the delivery of the basic wet mortar to the print head before depositing a mortar layer belonging to the insulating element (3, 4).

The invention discloses an intelligent control cement batching system, which belongs to the technical field of cement batching, and is characterized by comprising an intelligent formula generation module for generating an initial batching scheme according to raw material data and an optimization target, and a model prediction control module connected with the intelligent formula generation module and used for predicting the initial batching scheme according to the initial batching scheme. The system comprises a model prediction control module which is connected with an initial batching scheme and a dynamic model and outputs a control instruction based on the initial batching scheme and the dynamic model, and a process state feedback module which is connected with the model prediction control module and obtains process state information of materials in real time through on-line sensing signals. And the system can foresee and compensate the fluctuation of the large lagging process in advance, thereby fundamentally solving the periodical stubborn disease of the raw material components and remarkably improving the quality stability.

The invention relates to a special mortar supplementing mechanism and method, and relates to the technical field of special mortar preparation technologies, and the special mortar supplementing mechanism comprises a base, a support and a supplementing assembly. By arranging the material supplementing assembly and the PLC, the effect of accurately controlling the material supplementing process can be achieved, during use, when materials in the material storage cavity enter the metering pipe, the powder flow meter monitors the flowing condition of the materials in real time and feeds data back to the PLC, and the material supplementing process is accurately controlled. Then the first weighing sensor and the second weighing sensor detect the weight of the materials in the material storage cavity and the weighing cavity correspondingly, it is ensured that the weight of the materials supplemented every time meets a set value, then the situation that the materials are excessive or insufficient can be effectively avoided through on-off control of the first electromagnetic valve and the second electromagnetic valve, and in addition, the material supplementing efficiency is improved. And through the design of the supporting screws and the fixing blocks, the stability of the whole structure is enhanced, the equipment is more reliable in the operation process, and the material supplementing precision and efficiency are improved.

The invention discloses a three-dimensional integrated double-liquid slurry A liquid pulping system and method, the system comprises a lower-layer frame and an upper-layer frame which are distributed in the vertical direction, the lower-layer frame and the upper-layer frame jointly form a three-dimensional integrated carrier, and the lower-layer frame is integrated with a storage container and a conveying pump assembly; the storage container is used for temporarily storing raw materials and intermediate slurry in the pulping process of the liquid A, and the conveying pump assembly is communicated with the storage container to realize material conveying; a pulping assembly, a water supply assembly and an operation assisting assembly are integrated on the upper-layer frame, the pulping assembly is used for completing mixed pulping of all components of the liquid A, the water supply assembly is communicated with the pulping assembly and the storage container to provide a water source needed by pulping and cleaning, and the operation assisting assembly is used for assisting personnel in operating and maintaining the upper-layer frame; the problems that traditional split type pulping equipment is large in occupied area, complex in installation, long in debugging period and high in power consumption are solved.

The present invention relates to a new building material 3D printing method for the production of printable building materials (CM2S) as premixed concrete or mortar containing water, binders, sand, small and medium size aggregates and various additives, and to the transportation of the printable building materials (CM2S) to a worksite equipped with 3D printing (6, 8) in order to place the printable building materials (CM2S).

The invention relates to the technical field of cement mortar processing, in particular to a cement mortar preparation system and method. The system comprises material mixing equipment, a main body of the material mixing equipment is a containing box, a material containing frustum is installed on the upper side of the bottom of the containing box, an upper cover is installed on the upper side of the containing box, and a liquid material feeding pipe and a plurality of powder material sliding grooves used for containing different kinds of raw materials are arranged on the upper cover. One end of the powder material sliding groove extends towards the upper side of the top of the material containing frustum; the method for preparing the cement mortar by using the system comprises the following steps: enabling various materials to fall in the accommodating box in a dispersed annular state under the action of the conical surface of the side part of the material accommodating frustum; the guide channel is used for guiding materials to the upper side of the middle of the frustum structure, so that the materials fall into the bottom of the container in a dispersed state in the container, cement mortar raw materials are mixed in the process of being conveyed into the container, the structural complexity of the equipment structure is reduced, and production and equipment maintenance convenience is improved.

The invention discloses a vehicle-mounted separate storage material proportioning and weighing system and method, and relates to the technical field of material proportioning and weighing control of a vehicle-mounted separate storage on-site mixing type concrete mixer. The system comprises a material storage module, a metering module, a control module, an execution module and a man-machine interaction module, the material storage module comprises a plurality of independent material storage cabins for storing materials such as sand, stone, cement, additives and water, the metering module detects the output weight or flow of each material and the rotating speed of a mixing stirrer in real time, and the control module calculates the theoretical demand quantity based on a built-in concrete grade-proportion database and input parameters; the material output and the stirring rotating speed are regulated and controlled through the execution module, dynamic correction is fed back through the metering module, and the matching precision and the stirring quality are ensured. According to the invention, accurate proportioning of on-site mixed concrete is realized, the quality stability is improved, the system is suitable for scenes such as small engineering, repair and maintenance, the dependence on a fixed mixing plant and the cost are reduced, and quality tracing can be realized through a discharging document.

The process allows for the continuous preparation of a mixture of plant-based aggregate and moistened binder, using two dosing stages (41, 42) supplied in parallel with solid components. The moistened binder is obtained in a mixing tank (5). The preparation is carried out in a machine comprising the two stages, the tank, and a connection to a spray lance, allowing the moistened binder to be pumped from the tank into a pipe (C1) leading to the lance. A control system, using pre-programmed parameter values ​​including at least one flow rate of the dry or moistened binder, is used by a unit (120) to control the dosing performed in the stages. The unit has at least one connection (L5) with detection means (C5) that detect operating parameters at one or more locations on the machine. Traceability is achieved by recording the various parameters. Figure 5

The invention relates to the technical field of quantitative adding of dry-mixed mortar additives, and discloses a quantitative adding assembly for a dry-mixed mortar additive and a using method thereof.The quantitative adding assembly for the dry-mixed mortar additive comprises a box body, a quantitative adding assembly, a cleaning assembly, a material supplementing assembly, a moving assembly and a controller; re-weighing is conducted through a weighing device in the moving assembly, when the phenomenon of material shortage occurs, the interior of the charging barrel is cleaned through the cleaning assembly, the additive is scattered through rotation of a stirring rod, meanwhile, the additive adhering to the inner wall of the charging barrel is scraped and cleaned, and the phenomenon that the additive is adhered and accumulated for a long time is avoided; and then the material supplementing assembly with the high material taking precision is used for supplementing materials, the requirements for different material supplementing amounts are met by adjusting the size of the material groove, accurate material supplementing is achieved, and quantitative adding of the dry-mixed mortar additive is completed.

The application discloses a kind of solid waste-based cementitious material concrete production device and production method thereof, belong to concrete production technical field, by the first screen hole, second screen hole and third screen hole on sieve plate, can be classified screening to aggregate, different particle size aggregate can respectively fall into three collection bins in collection box, when concrete is proportioned, open the weighing bin of the corresponding three collection bin positions at the bottom of collection box, so that the weighing bin can weigh different particle size aggregate, open the material valve at the bottom of weighing bin after weighing, so that aggregate is concentrated in turnover box, driven gear is rotated by fixed shaft with multiple stirring rods, so that the stirring rod mixes and processes aggregate, realizes the purpose of aggregate premixing, so it can be according to the particle size of aggregate classification screening to concrete quantitative proportioning, improve the density of aggregate and overall concrete, prevent the formation of internal pore defects, greatly improve the durability of concrete.

The invention discloses stirring, proportioning and discharging equipment, and belongs to the technical field of concrete stirring machinery. The equipment comprises a rack, and a first material hopper, a second material hopper and a water storage tank which are mounted on the rack through a first weighing sensor, a second weighing sensor and a third weighing sensor, spiral conveying mechanisms are arranged at the inner bottoms of the first material hopper and the second material hopper, and the discharging ends of the spiral conveying mechanisms extend to the same discharging convergence area; the bottom of the water storage tank is communicated with a water outlet device with an electromagnetic control valve, and the control system controls opening and closing of the discharging devices and the water outlet device according to weight feedback signals of the sensors. The device is reasonable in structure and accurate in metering, the labor intensity of workers is remarkably reduced, and the problems that in the prior art, the matching precision is poor and the working efficiency is low due to manual matching are solved.

The invention discloses a ground mixing preparation system and method for cemented sand gravel, and the ground mixing preparation system comprises a sand gravel weighing and transporting subsystem which is used for conveying accurately metered sand gravel aggregate to a ground mixing operation subsystem; the centralized slurry preparation subsystem is used for preparing cementing slurry and conveying the cementing slurry to the ground mixing operation subsystem; the ground mixing operation subsystem is used for mixing the aggregate and the cementing slurry and comprises a mixing tank and a backhoe excavator; the plurality of mixing pools are arranged side by side in two rows, and the geometric dimensions of the mixing pools are standardized according to the production supply quantity; the plurality of backhoe excavators are arranged between the two rows of mixing pools, and the working surface of each backhoe excavator covers two adjacent mixing pools; a multi-tooth scarifier is arranged at the execution tail end of the backhoe excavator, and the tooth space of the scarifier is 1.3-1.6 times of the maximum particle size of the aggregate; and the intelligent control subsystem is used for monitoring the running state of each subsystem in real time and sending out an execution instruction.

The present invention relates to an apparatus (10) and a method for foaming building materials for producing a structural element and / or building insulation. The apparatus (10) comprises a delivery device (14) in a delivery line (18), in which one or more injection nozzles (28) are provided in order to inject liquid CO 2 into the stream of building material (16). The pressure level in the building-material line (18) is maintained in such a way that the injected CO 2 remains in its liquid aggregate state or transitions into a critical or supercritical state. The building-material / CO2 mixture proceeds downstream into a mixing device (34) and then into at least one or more expansion devices (20), which ensure that a controlled decompression of the building-material / CO2 mixture takes place without it undergoing intense cooling and segregation. Downstream there is a discharge device (66), which is designed to discharge the material for producing a structural element (84) and / or building insulation. Depending on the addition of CO2, the density at the various levels (84, 86, 88) within the structural element (84) can thus be changed ,and with it their properties in the form of load-bearing capacity, heat transfer and mass. If, during the process, CO2 is injected constantly in an amount which can be absorbed by the structural element (16) in the suspension, a building-material foam (68) in the form of, for example, building insulation is produced.

The invention relates to a flow-state solidified soil production and filling system based on multi-source heterogeneous data fusion. The flow-state solidified soil production and filling system comprises an intelligent production unit, an intelligent filling unit and a multi-source heterogeneous data fusion platform. Wherein the intelligent production unit comprises a self-grinding feeding module, an intelligent proportioning module and a self-adaptive stirring module which are arranged in sequence, and the intelligent production unit is used for converting waste muck into flow-state solidified soil; the intelligent filling unit is used for receiving and filling the flow-state solidified soil output by the self-adaptive stirring module; through fusion and intelligent decision making of the multi-source heterogeneous data fusion platform on full-process multi-source data, the material state and environment change can be sensed in real time, parameters of all links are dynamically adjusted, production and filling of the flow-state solidified soil become a coherent process which is adjustable in whole and controllable in performance, and the production efficiency of the flow-state solidified soil is improved. The core technical problems of open loop of the production process, disconnection of all links and incapability of self-adaptive adjustment are systematically solved, and the stability and the reliability of the final project quality are ensured.

The invention relates to the technical field of building material preparation, in particular to a vehicle-mounted flow-state solidified soil efficient integrated preparation system which comprises a vehicle chassis used for supporting and bearing all functional modules and providing moving capacity, a power unit used for providing electric power or hydraulic power for the system, and a raw material storage bin set comprising a plurality of independent material bins. The storage system is used for storing raw materials, the conveying system is used for conveying the raw materials to the mixing and stirring equipment in proportion, the mixing and stirring equipment realizes raw material mixing and flow state regulation and control, the conveying pump is used for outputting finished products to a construction position, and the vehicle-mounted control terminal is used for operating and monitoring. And an operator can carry out system parameter setting, data monitoring, equipment state checking and remote communication operation. The system integrates raw material storage, metering and conveying, mixing and stirring, flow state control, intelligent decision and remote monitoring, and has the functions of on-site flexible deployment, accurate and controllable proportion, real-time flow state adjustment, energy efficiency optimization, data interconnection and the like.