16 results about "Accelerated curing" patented technology

The invention belongs to the technical field of constructional engineering, and discloses an automatic forming and accelerated curing system and method for a recycled concrete temporary road plate. Comprising a main concave road plate, a main convex road plate, a first auxiliary concave road plate and a second auxiliary concave road plate which are derived from the main concave road plate, and a first auxiliary convex road plate, a second auxiliary convex road plate and a third auxiliary convex road plate which are derived from the main convex road plate, the shell part is used for providing a production platform of the road plate and comprises a shell main body arranged on the ground; the mold part is arranged in the mold construction area and the isolation maintenance area and used for bearing the mold and the road plate to be transferred in the system; and the auxiliary production part is used for cooperating with an auxiliary production unit to carry out auxiliary production. By integrating the links of mold adjustment, steel bar laying, pouring, vibrating and plastering, watering, maintenance, demolding, conveying and the like, full-process automatic production of the road plate is achieved, the labor intensity is remarkably reduced, and the production efficiency and the size and quality consistency are improved.

The invention relates to a grate fixing element (30) for a hob, comprising an elongated body (32), a pin (34) provided on the elongated body (32), and a cavity (37) in the opposite direction to the pin (34). The fixing element further comprising an opening (35) on a lip (31) portion surrounding the cavity (37) that allows sufficient ambient air passage to access the cavity (37) to accelerate curing.

The invention discloses a concrete curing system and method based on multi-technology fusion, and belongs to the technical field of concrete curing. The problems that an existing concrete curing technology is long in period and single in efficiency are solved. The device comprises a curing box body, a microwave acceleration curing module, a CO2 curing module and a microorganism curing module, wherein the curing box body is sequentially provided with a microwave acceleration area, a CO2 curing area and a microorganism curing area from front to back; the microwave acceleration curing module is arranged in the microwave acceleration area and is used for heating the concrete test piece; the CO2 curing module is arranged in the CO2 curing area and is used for performing pressurized carbonization curing on the concrete test piece; the microorganism curing module is arranged in the microorganism curing area and is used for repairing micro-cracks appearing on the concrete test piece. The concrete test piece curing device is mainly used for curing concrete test pieces.

The application discloses a kind of steel slag cement concrete accelerated curing methods based on three-stage microwave control, including preparation steel slag cement concrete mixture C, after pouring out mixer of prepared steel slag cement concrete mixture C, uniform pouring into test mould, sequentially carried out initial microwave accelerated curing, mid-term microwave curing and later microwave curing in microwave curing equipment;After the end of later curing, concrete component is removed from microwave curing equipment and can be demoulded, then natural cooling to room temperature can complete curing;Three-stage microwave curing strategy is used, by accurately regulating and controlling microwave frequency, power, temperature and heating rate and other parameters of each stage, realize the rapid, uniform heating of concrete, effectively promote the hydration reaction of each component in steel slag cement concrete, accelerate the strength development of concrete, while it can realize efficient, energy-saving, environmental protection curing effect.

The utility model discloses an accelerated curing device for thermoplastic acrylic resin coating, which comprises a curing box, the inner side wall of the curing box is fixedly connected with a fixing frame, the inner side wall of the fixing frame is provided with a sliding chute, the inside of the sliding chute is connected with a sliding block in a sliding manner, the inner side wall of the fixing frame is fixedly connected with a compression spring, and the compression spring is connected with the sliding block in a sliding manner. The compression springs are attached to the rear end faces of the sliding blocks, limiting rods are movably connected to the interiors of the fixing frames, placing frames are rotatably connected to the exteriors of the limiting rods, limiting frames are fixedly connected to the inner side walls of the curing box, limiting blocks are fixedly connected to the ends, away from the limiting rods, of the placing frames, and the limiting blocks are clamped into the limiting frames. According to the air purification device, the compression spring, the sliding block and the limiting frame are arranged, so that the convenience of disassembly of the placement frame is improved, the first purification filter plate, the second purification filter plate and the circulating pipe are arranged, air can be circularly purified, and air pollution caused by exhaust gas emission is avoided.

The invention relates to a hob comprising a top plate (20); a fixing element (30) fixed on the top plate (20) and having a pin (34); and a grate (10) having a groove (15) in which the pin (34) is engaged. The hob further comprises a cavity (37) to be filled with an adhesive agent for fixing the fixing element (30) to the top plate (20), and an opening (35) on the lip (31) portion that surrounds the cavity (37) and sits on the top plate (20), allowing the cavity (37) to be accessed by sufficient ambient air to accelerate curing.

Process for producing lightweight concrete such as cellular lightweight concrete (also known as foamed concrete) or autoclaved aerated concrete (also known as aircrete), and concrete prepared by the process. The process relates to an accelerated curing process and involves a pre-conditioning step. The combination of the accelerated curing step and the pre-conditioning step leads to lightweight concrete which has, e.g., enhanced compressive strength.

The utility model discloses spraying equipment for aluminum veneer processing, which relates to the technical field of aluminum veneer processing, and comprises an operation table, the upper side of the operation table is fixedly connected with a mounting cover, a lifting mechanism is mounted in the mounting cover, the upper side of the lifting mechanism is fixedly connected with a supporting plate, and the top of the inner side of the mounting cover is fixedly connected with a material distribution plate. A spraying mechanism is mounted at the bottom of the distributing plate, a connecting pipe is fixedly connected to the upper side of the distributing plate, a feeding mechanism is mounted on the upper side of the mounting cover, openings are formed in the two sides of the mounting cover, mounting boxes are fixedly connected to the exteriors of the openings, a hot drying mechanism is mounted on the inner side of each mounting box, and closing mechanisms are mounted on the two sides of the supporting plate. According to the device, spraying and drying modes are automatically switched through lifting, a hot air channel is closed to prevent pollution during spraying, a ventilation opening is opened to accelerate curing during drying, the two procedures do not interfere with each other through the linkage sealing design, the quality is improved, the efficiency is improved, operation is easy and convenient, and the service life of a heating assembly is prolonged.

The present application relates to the technical fields of concrete curing, and especially relates to a kind of concrete intelligent microwave accelerated curing device, comprising: cabinet and curing bin, curing bin is fixedly installed in the inside middle part of cabinet, and electromagnetic lock assembly is arranged between bin door and cabinet, a plurality of microwave generating devices are respectively arranged on the outer wall of the left and right sides and rear side of curing bin, the lower part of the inner chamber of curing bin is provided with a rotating tray capable of rotating in a circle, and the top end of rotating tray is respectively placed with a plurality of reaction tanks for curing concrete in circumferential array distribution, the top end of reaction tank is detachably sealed and fixedly installed with sealing cover, temperature sensor, pressure sensor, humidity sensor and pressure relief assembly with automatic pressure relief and manual pressure relief double function are respectively arranged on sealing cover, and electromagnetic lock assembly will only be unlocked when reaction tank completes pressure relief, the present application provides a kind of concrete intelligent microwave accelerated curing device with structure safety, control precision, intelligent feedback and safety interlocking function.

The invention discloses an integrated back plate gluing workbench for an elevator control door plate, and relates to the technical field of automatic gluing equipment. Comprising a rack for bearing a door panel, a workbench, a positioning device, a warping compensation mechanism for executing warping compensation, a gluing mechanism for automatically applying structural adhesive, a visual deviation correction mechanism for executing deviation correction and alignment, and a placing unit for placing the control panel. The pressing mechanism is used for applying downward pressure with uniform surface pressure and self-adaptive angle to the control panel and maintaining the pressure; the curing unit surrounds the door plate piece and the control plate piece through the curing cavity so as to execute accelerated curing on the structural adhesive; the controller controls the plurality of mechanisms and units to realize cooperative control of positioning, warping compensation, automatic gluing, deviation correction and alignment placement, pressure-equalizing pressing and pressure maintaining and accelerated curing according to a preset process; through cooperative work of a plurality of mechanisms and units, the automation level and the bonding consistency of elevator control door plate structural adhesive bonding are improved, the gluing and curing time is shortened, and the production takt time and the process stability are improved.

This invention relates to the field of engineering testing technology, and in particular to an integrated device for accelerated curing and compressive testing of concrete, comprising: a microwave-steam composite curing unit, which is fixedly installed in the middle left side of a frame, and a PLC controller is installed on a rectangular cabinet; a pressure testing unit for performing compressive testing on cured concrete is fixedly installed at the top right side of the frame; a transfer cover is a rectangular shell that extends from left to right, with its left end extending through the right side of the rectangular cabinet and communicating with the inner cavity of the microwave-steam composite curing unit; a transfer unit for transferring cured concrete to the pressure testing unit is provided inside the transfer cover; and a cover opening unit is provided on the transfer cover for closing or opening its right side port; this invention provides an integrated device for accelerated curing and compressive testing of concrete that can maintain the thermodynamic state of the specimen to the greatest extent possible when it leaves the container.

This invention discloses a nano-silicon material for enhancing concrete durability and its preparation method, relating to the field of building material protection technology. It comprises the following components, by mass: 25-40 parts nano-silica sol, 8-15 parts terminal mercaptosilane coupling agent, 12-20 parts multi-level porous nano-silicon carrier, 10-18 parts dynamic borate ester bond modified silicone resin, 3-6 parts photothermal responsive nano-titanium dioxide, 0.5-2 parts cellulose ether, 2-5 parts bio-based toughening agent, 35-50 parts deionized water, and 0.3-1.5 parts catalytic curing agent. This invention achieves protective encapsulation and stimulus-responsive release of active components through a multi-level porous structure, reversible cross-linking and multiple self-repair through a dynamic borate ester bond network, and intelligent protection and accelerated curing through a photothermal response mechanism. This solves the technical problems of traditional protective materials, such as weak interfacial bonding, poor dynamic adaptability, passive functional response, and high environmental load.

The invention discloses a rapid repair polyurethane sealant for damage of a drainage pipe network and a preparation method, belongs to the technical field of repair of drainage pipe networks, and aims to solve the problems of insufficient bonding reliability, low curing speed and poor mechanical property of a traditional sealant on the surface of a wet base material. Polydopamine modified nano silicon dioxide is introduced as a key component, strong chemical bonding is formed with a wet base material by utilizing the bionic adhesion characteristic of the polydopamine modified nano silicon dioxide, and the bonding strength is improved; meanwhile, the curing cross-linking reaction is accelerated, and the construction time is shortened; the toughness, the tear resistance and the wear resistance of the sealant are improved through the nano reinforcement effect so as to adapt to the complex environment in a pipeline, the preparation method comprises the preparation of the polydopamine modified nano silicon dioxide and the mixing process of the polydopamine modified nano silicon dioxide and the polyurethane prepolymer, and the final product has the advantages of rapid curing, high bonding strength, durability and the like and is suitable for industrial production. The method is suitable for drainage pipe network rapid repair engineering.

The invention relates to a method for producing bone cement and a device for heating a component for the production of bone cement. In a method for producing bone cement, two components (1, 2) are brought into contact with one another and mixed in order to produce bone cement. At least one component (2) of the two components (1, 2) or the produced bone cement is heated. A device (10) for heating a component (2) for the production of bone cement comprises a heating chamber (12) for receiving the component (2) and a heat source (20) for heating the component (2) located in the heating chamber (12). This enables accelerated curing and thus time savings when using bone cement.

The invention relates to a rapid debugging experiment device for the mix proportion of a filling material, and belongs to the field of mining engineering, civil engineering and mine geotechnical engineering. The device comprises a multispectral sensor, a material maintenance device, a material proportioning device and a dynamic proportioning adjusting device. The multispectral sensor is used for monitoring the rheological property, particle distribution and hydration reaction process of filling material slurry in real time and providing data support for proportion optimization; the material maintenance device is used for simulating temperature and humidity conditions in an actual engineering environment, realizing standard maintenance or accelerated maintenance of a filling material test piece and guaranteeing the accuracy of strength detection; the material proportioning device is used for accurately metering the dosage of main materials, additives and water, and synchronous proportioning of multiple groups of different proportion combinations is realized through a multi-channel design; the dynamic proportion adjusting device can adjust proportion parameters of all components in real time according to feedback data of the sensor and a preliminary strength detection result, and dynamic optimization and rapid iteration of the proportion are achieved.