1980results about "Liquid ingredients supply apparatus" patented technology

The invention relates to cementing equipment and mixing equipment for oil and gas field and provides a clear water controlling device for a high-energy mixer and the high-energy mixer. The clear water controlling device comprises a soleplate, a linear actuator, a hinge shaft, a rocking arm, a leading screw, a manual rocking handle, a thread spindle and a valve rod, and is characterized in that the soleplate is hinged with a mounting base of the linear actuator; the hinge shaft is inserted in a central shaft hole of the soleplate; one end of the leading screw is fixed on the hinge shaft; the central portion of the leading screw forms a sleeve joint with the thread spindle, which is inserted in a central hole of the rocking arm; the upper end of the rocking arm is hinged with the valve rod; the lower end of the rocking arm is hinged with a push rod of the linear actuator; a through hole is arranged at the junction of the thread spindle and the leading screw; and a pin is disposed inside the trough hole. According to the invention, automatic and accurate control of the valve rod feed can be conveniently realized such that the slurry mixing effect of the high-energy mixer is more excellent than that in the prior art and the high-energy mixer can be used in both automatic and manual modes.

A system for calculating and reporting slump in a delivery vehicle having a mixing drum (14) and hydraulic drive (16) for rotating the mixing drum, including a rotational sensor (20) configured to sense a rotational speed of the mixing drum, a hydraulic sensor (22) coupled to the hydraulic drive and configured to sense a hydraulic pressure required to turn the mixing drum, and a communications port (26) configured to communicate a slump calculation to a status system (28) commonly used in the concrete industry, wherein the sensing of the rotational speed of the mixing drum is used to qualify a calculation of current slump based on the hydraulic pressure required to turn the mixing drum.

A system for making extruded cement-based articles. The process can include forming a cement-based feed mixture including water, aggregate and binder and directing the feed mixture to a vacuum zone, wherein sufficient vacuum is maintained in the vacuum zone to remove entrained air and, preferably, excess water, from the feed mixture. The feed mixture is held in the vacuum zone at a negative pressure for a time sufficient to form a vacuum-treated or densified mixture. The vacuum-treated or densified mixture is passed through an extruder at an elevated pressure to provide an extruded cement-based article.

A concrete mortar mixing device for building construction, including a main body, a mixing bucket is arranged inside the main body, a limit spring is arranged between the mixing bucket and the main body, a number of auxiliary mixing blades and a number of auxiliary mixing blades and a number of Auxiliary cutting blade, the spur rack slides through the body, the left end of the spur rack is fixed with a limit plate, the limit plate is located outside the body, a first return spring is arranged between the limit plate and the body, and a piston is fixedly installed on the body The water-drawing sleeve, the left end of the piston rod is vertically fixed with a piston top plate, the cam is in contact with the right side of the transmission plate, and the cam is in contact with the left side of the piston top plate; the spiral blade arranged at the bottom of the stirring shaft in the present invention will move the bottom of the mixing tank The concrete mortar is turned upwards to make the mixing more complete. Driven by the wire rope, the mixing bucket vibrates up and down, making the concrete mortar shake up and down in the mixing bucket, which promotes the mixing effect of the concrete mortar.

A dry mix cement composition including an alkaline multi-phase aluminosilicate material, wherein the alkaline multi-phase aluminosilicate material provides a source of alkaline and soluble silicate to the cement composition.

A pre-mixer agglomerator and method of pre-mixing batching ingredients used to produce concrete mixes is disclosed. Specifically, this invention involves a pre-mix system which blends the wetting agents and the cementitious ingredients in relation to each other at any selected ratio in an adjustable and repeatable manner. The pre-mixer is a twin screw, preferably counter-rotating, pre-mixer agglomerator unit for pre-mixing these materials prior to combining them with aggregates in a drum of a transit mixer truck or other final mixing vessel.

The invention discloses a construction refuse crushing recycling device which comprises a base, a support and a top plate. The support is arranged on the base, and the top plate is arranged at the top of the support. A motor is arranged at the left side of the bottom of the top plate and is further connected with a lifting screw rod. The support is provided with sliding rails, and the sliding rails are connected with a first supporting plate and a second supporting plate in a sliding mode. The first supporting plate is provided with a through hole, and the through hole is connected with a first connecting rod in a sliding mode. The bottom end of the first connecting rod is fixedly connected with a pressing plate, and a high-pressure spring is arranged between the pressing plate and the first supporting plate. The second supporting plate is fixedly provided with a material crushing box, and a filtering plate is arranged inside the material crushing box. The bottom of the material crushing box is further connected with a discharging pipe. According to the construction refuse crushing recycling device, the lifting screw rod rotates to drive the pressing plate and the filtering plate inside the material crushing box to be drawn together in the middle, and thus construction refuse can be squeezed and crushed; and the crushed construction refuse is filtered through the filtering plate so as to be squeezed and crushed to be in a fine state continuously, and the phenomenon that the construction refuse is too large and thus later-period recycling cannot be facilitated is prevented.

A present invention provides for a system (100) for injecting cooling fluid into a concrete mixing container (502), the system (100) comprising a support structure (116) having a leg assembly with two or more supporting legs (201) and a cross member beam (200) supported between said two or more legs (201), the two or more legs (201) and the cross member beam (200) being positioned with respect to one another in such a manner as to define a passageway (210) of sufficient height (H) and width (W) between the two or more legs (201) and beneath the cross member beam (200) to allow passage of a concrete mixer truck (504) through the passageway (210) and a lance device (190) positioned on the cross member beam (200) of the support structure (116), the lance device (190) comprising an articulated arm that includes a rigid lance (102) which allows for the flow of a cooling fluid there through; and a means for acting on the articulated arm to cause pivotal movement of the articulated arm in a non-linear motion thereby controlling the angle of the rigid lance (102) while at the same time controlling the insertion and retraction movement of the rigid lance (102) into the concrete mixing container (502) for fluid injection of the cooling fluid into the concrete mixing container (502). The present invention further comprises a process for injecting cooling fluid into a concrete mixing container (502).

The invention relates to a method for preparing an aerated concrete block, in particular to the method for preparing a 06-grade gypsum based vapor pressure free aerated concrete block, which is characterized in that that the method comprises the following steps: 1) preparing raw materials; 2) selecting the raw materials; 3) preparing composite gelled materials; 4) dissolving retarder sodium citrate in water which accounts for 1/5 to 2/5 of the total amount, stirring the mixture and immediately adding the mixture to the composite gelled material, and stirring the mixture for 2 minutes to obtain liquid slurry; 5) adding a mixture of air-entraining agent aluminum powder and degreaser honeylocust fruit powder to the remaining water to be stirred into a suspension which is then immediately added to the liquid slurry, and stirring the mixture for 3 minutes to obtain mixed slurry; 6) pouring the mixed slurry into a test mold, and performing cutting and demolding after 6 to 8 hours of natural curing to obtain a blank body; and 7) performing damp heat curing on the blank body for 24 hours, and then drying and dehydrating the blank body naturally to obtain the finished product. The method has the advantages of simple process, low cost and high utilization rate of desulfurization construction gypsum; and the finished product has the characteristics of light weight, thermal insulation, sound absorption and insulation, vibration resistance and fire prevention, conditioning treatment, good water resistance, small dry-wet shrinkage, and stable performance.

The invention discloses a high-efficiency concrete component mixing device, which comprises a base, a support plate is fixedly arranged at the left and right ends of the base through a support rod, a cement tank and a gravel tank are fixedly arranged on the support plate; a slide rail is arranged on the left side of the bottom of the support plate , the lower part of the slide rail is slidingly connected with the moving frame through the slider, the left end of the moving frame is connected with the left support rod through the spring, the right end of the moving frame is connected with the first moving rod, and two cover plates are arranged on the first moving rod, inside the moving frame A rack is arranged on the top, and a first motor is fixedly arranged on the top of the support plate through a bracket. The motor shaft at the top of the first motor is connected with a gear, and the gear meshes with the rack; the right side of the base is also fixed with a mixing bucket through a bracket. The invention drives the moving frame to move left and right through the cooperation of incomplete gears and springs, so that the cover plate is intermittently opened and closed, and the amount of cement and sandstone is basically the same each time, and the component stirring is carried out. The amount of stirring at one time is not much, and the stirring more fully.

Disclosed is a vehicle security system, which uses a detection circuit to detect the supply of electric power from the car battery to the in-car computer and the status of the car ignition switch, and to start a backup power supply for the in-car computer, and drives the in-car computer to send an informing message to a remote receiver via a wireless communication module when the supply of electric power from the car battery to the in-car computer is terminated or when the car ignition switch is switched on during the alert mode of the vehicle security system.

A storage and mixing device for the production of a bone cement dough from a monomer liquid and a cement powder as starting components of the bone cement. The storage and mixing device includes: (1) a receptacle having a monomer liquid container which contains the monomer liquid, (2) a cartridge containing the cement powder, (3) a feed plunger, which is accessible from a rear side of the receptacle, arranged in the receptacle, and movable in a longitudinal direction of the receptacle, and (4) a dispensing plunger which is arranged in the cartridge and shiftable in a longitudinal direction inside of the cartridge. The front side of the receptacle is connected or connectable to the rear side of the cartridge with a first securing element on the rear side of the receptacle and a second securing element on the rear side of the cartridge.

The invention also relates to a method for the production of a bone cement dough, in particular of a pasty polymethylmethacrylate bone cement dough, whereby the bone cement dough is produced from a cement powder and a monomer liquid through the use of a storage and mixing device.

Method and system for motoring and obtaining information about quantity and characteristics of cementitious material In a rotating mixing drum. The present invention involves analysis of a sequence of values corresponding to a waveform reflecting the hydraulic pressure required to turn a concrete mixing drum at successive instances during rotation. Preferred embodiments involve the conversion of this time-domain data into the frequency-domain. Behavior of multiple harmonics can be examined in real time and further information obtained regarding physical properties of the concrete. Rheology or other properties can be adjusted by introducing a liquid into the concrete, based on a comparison between time-domain and/or frequency-domain values derived from a sample concrete in the drum and previously stored time-domain and/or frequency-domain values, which are preferably correlated with physical characteristics of concrete, such as slump, slump flow, load weight, and other factors.

The invention discloses an autoclaved aerated concrete composite heat preservation building block and a production method thereof. The building block external wall and the building block are made of the autoclaved aerated concrete, the hole formed by the building block external wall and the building block rib is filled with heat preservation and insulation fillers for a second time. The building block adopts the autoclaved aerated concrete as the raw material and the preset mould core structure. The mould core is extracted after the slurry is poured so as to form a hollow structure in the building block body in the molding process, the void ratio of the hollow structure reaches 30%-70%. The light heat preservation and insulation material is filled for the second time after autoclaved curing the hollow structure block body, which reduces the production volume weight, improves the heat preservation and insulation performance of the material and facilitates the construction. Based on the application requirement, the absolute dry volume weight is adjustable in a range of 300-600kg/m<3>, the heat transfer coefficient amounts to less than 0.5W/m<2>.K, the method has a remarkable effect of energy saving, the single wall body material reaches 65% of the national building energy saving requirement, the energy-saving effect is obvious. The building block is widely applicable to industrial and civil building wall bodies.

The invention relates to a mixing device, and particularly relates to a high-efficiency cement mixing device for construction sites. The technical problem to be solved is to provide the high-efficiency cement mixing device for construction sites with the high mixing efficiency. In order to solve the technical problem, the high-efficiency cement mixing device for construction sites comprises a tank, a first sliding rail, a first sliding block, a gear rack, a second connecting rod, a rotating motor, a gear, a supporting rod, a placing groove, blades, mixing rods, a lead screw and the like, wherein the first sliding block is arranged on the first sliding rail; the placing groove is formed in the top of the first sliding block; a spring is arranged on the right wall of the placing groove; the right end of the spring is connected to the inner right wall of the tank; and a second fixed pulley and a first fixed pulley are arranged on the inner left wall of the tank. The high-efficiency cement mixing device achieves the effect of high-efficiency cement mixing.

The invention comprises a composition comprising hyaloclastite having a volume-based mean particle size of less than or equal to 40 μm. The invention also comprises a cementitious material comprising a hydraulic cement and hyaloclastite, wherein the hyaloclastite has a volume-based mean particle size of less than or equal to approximately 40 μm. The invention further comprises a cementitious-based material comprising aggregate, a cementitious material comprising a hydraulic cement and hyaloclastite, wherein the hyaloclastite has a volume-based mean particle size of less than or equal to approximately 40 μm and water sufficient to hydrate the cementitious material. A method of using the composition of the present invention is also disclosed.

The invention discloses an efficient concrete stirring device capable of achieving convenient feeding and discharging for buildings. The efficient concrete stirring device comprises a supporting frame, a conveying roller and a stirring case, the stirring case is connected with the conveying roller through a feeding pipe, a first rotating shaft is arranged in the conveying roller, a spiral conveying mechanism is arranged on the first rotating shaft, a fixing frame is arranged at the upper end of the stirring case, a stirring motor is arranged on the fixing frame, and the stirring motor is fixedly connected with a second rotating shaft. The efficient concrete stirring device is used for stirring of concrete, in the working process, automatic control over the device is conducted through a control case, the labor intensity of workers can be reduced, and improving of working efficiency is promoted; a feeding motor and a lifting motor are controlled to feed raw materials into the stirring case by means of a lifting device, operation is convenient and rapid, and time and labor are saved; and the concrete is conveyed to a discharge outlet through the spiral conveying mechanism under the action of a conveying motor, discharging is convenient and rapid, time and labor are saved, and the working efficiency is greatly improved.