63 results about "Rotational viscometer" patented technology

The invention belongs to the field of liquid viscosity measurement, and provides a suspended rotational viscometer and a use method thereof. An outer cylinder upper / lower magnet is mounted at the upper / lower end of an outer cylinder of the viscometer; two fixing rings are installed in the middle of the outer cylinder, an outer multi-pole magnet is sleeved between the two fixing rings, and a constant-speed rotation driving system is arranged on the outer side of the outer multi-pole magnet. Inner cylinder upper / lower magnets are mounted at the upper end / lower end of the inner cylinder; the outer cylinder upper / lower magnet and the inner cylinder upper / lower magnet repel each other in magnetic force, and the inner cylinder suspends in the outer cylinder; the upper portion of the inner cylinder is provided with a sensing element, and the lower portion of the inner cylinder is provided with a counterweight ring. According to the using method, a relation curve between the liquid viscosity and the rotating speed of the inner cylinder is obtained through the liquid with the known viscosity, the actually measured rotating speed is compared with the relation curve in the using process, and the accurate liquid viscosity is obtained. The problem that an existing product cannot perform sealed measurement is solved, external interference is reduced, and the measurement result is more reliable.

The invention belongs to the technical field of biomass materials and environment-friendly adhesives, and relates to a biomass adhesive, in particular to a preparation method of a biomass environment-friendly adhesive based on longan shells, which comprises the following steps: firstly, cleaning, drying, crushing and screening the longan shells for pretreatment, and then carrying out alkalization and acetylation chemical modification to obtain the biomass environment-friendly adhesive based on the longan shells. And finally, compounding with gelatinized starch, a chitosan acetic acid solution and citric acid, and adjusting the viscosity to obtain the adhesive. The waste longan shells are used as raw materials, agricultural waste recycling is achieved, the product is free of formaldehyde release and biodegradable, and the viscosity of the prepared adhesive is 1000-2000 mPa.s at the temperature of 25 DEG C and is measured through a rotary viscometer; the wood-wood bonding strength is larger than or equal to 2.5 MPa, the 24-hour water absorption rate is smaller than or equal to 25%, the problems that a traditional biomass adhesive is short in performance and low in cost, special equipment is not needed for preparation are solved, the adhesive is suitable for the industrial fields of artificial board manufacturing, furniture manufacturing and the like, and environment-friendly transformation of the adhesive industry is promoted.

The utility model relates to the technical field of castor oil polyoxyethylene ether viscosity determination, in particular to a castor oil polyoxyethylene ether viscosity determination device. The utility model provides a castor oil polyoxyethylene ether viscosity measuring device which can quickly switch the measuring cups filled with castor oil, is convenient for quick measurement, and is simple to operate and convenient to use. A viscosity measuring device for castor oil polyoxyethylene ether comprises a base, an electric telescopic rod and the like, and the upper side of the left portion of the base is connected with the electric telescopic rod. According to the utility model, the motor is started, the gears are driven to rotate, the gears are mutually meshed to move, and the turntable is driven to rotate, so that the measuring cups move below the measuring head, then the rotary viscometer is controlled to move downwards through the electric telescopic rod, and the measuring head rotates to carry out testing, so that the measuring cups filled with castor oil can be quickly switched; rapid determination is facilitated, the operation is simple, and the use is convenient.

This invention relates to the field of viscosity detection technology, and discloses a rotational viscometer and a method for detecting surfactant viscosity. The invention utilizes a multi-axis leveling mechanism to ensure the horizontal state of the detection mounting frame and the rotational drive mechanism during position adjustment. The rotational drive mechanism outputs a rotational speed through a drive connector, which rotates within the protective frame to detect the viscosity of the surfactant in the measurement container. The leveling of the rotational drive mechanism effectively prevents rotor offset during rotation, thus ensuring the accuracy of the viscosity of the solution obtained from the rotor's output rotational speed. Furthermore, the protective frame ensures that the rotor's rotation occurs within the frame, limiting the detection space and enabling more efficient acquisition of the solution's viscosity.

The invention discloses intelligent viscosity detection equipment based on ink production and a detection method, and relates to the technical field of ink detection, and the intelligent viscosity detection equipment comprises a base, a supporting shaft and a host which form a rotary viscometer. According to the intelligent viscosity detection equipment based on ink production and the detection method, an inclination adjusting mechanism is arranged, and when a limiting rack moves to make contact with the inner wall of a bottom supporting plate, rotation of a meshing piece is achieved, so that an inclined plate is reset to the horizontal position; the position of the container filled with the printing ink on the inclined plate is adjusted upwards while the container filled with the printing ink on the inclined plate is kept horizontal through the reset part, so that the rotor below the main machine is inclined synchronously and enters the printing ink according to an arc-shaped path until the rotor is immersed into the container filled with the printing ink while the container filled with the printing ink is moved to be positioned and aligned with the rotor below the main machine; the influence of bubbles on subsequent detection is effectively reduced, and the accuracy of a detection position is ensured, so that the detection accuracy is improved.

The invention relates to a device and a method for detecting the viscosity of an isopropanol solution, belongs to the field of information technology detection, solves the problem that the viscosity of the solution cannot be detected in real time when medium-temperature wax is dissolved by isopropanol, can detect the viscosity eta of the solution in real time, and has the characteristics of timely feedback, simple operation, accurate detection and the like. The core parts of the device are a rotor stirring mechanism and a motor, when the motor starts to rotate at a low speed, the motor and the rotor stirring mechanism rotate together under the action of magnetic force and generate a lag phase angle # imgabs 0 #, a Hall sensor is controlled by an embedded technology to measure a magnetic field signal, a phase angle # imgabs 1 # is solved, and meanwhile, a proper solution is taken out; detecting the current viscosity value eta by using a rotational viscometer, and establishing a relation model between the phase angle # imgabs2 and the viscosity eta, wherein the phase angle # imgabs2 corresponds to the rotating speed and the temperature; measuring the phase angle # imgabs3 # of the solution next time, and obtaining the viscosity value eta 1 of the solution according to the phase angle-viscosity relation model.

The utility model discloses a nano silver paste screen printing machine, and particularly relates to the technical field of screen printing machines, the nano silver paste screen printing machine comprises a printing support, a supporting side plate is arranged on one side of the upper end of the printing support, a discharging supporting plate is arranged on one side of the upper end of the supporting side plate, a vertical guide rail is arranged on one side of the outer end face of the supporting side plate, and a transverse line printing frame is arranged outside the vertical guide rail; a transverse sliding rail is arranged on one side of the outer end face of the transverse line printing frame, and a limiting sliding groove is formed in one side of the outer end face of the transverse line printing frame. When the device is actually used, the viscosity of silver paste in the silver paste tank can be detected through the rotary viscometer under the corresponding arrangement state of the rotary viscometer, the mixing rotary rod, the material supplementing opening, the second motor and the stirring disc, and when the silver paste is too viscous, the viscosity of the silver paste in the silver paste tank can be detected. A worker can add thin silver paste into the silver paste tank through the material supplementing opening, and the silver paste is stirred and mixed through a material mixing rotating rod and a stirring disc driven by a second motor.

The invention discloses a linkage analysis and evaluation method for the grouting effect of grout under high-pressure and high-temperature flowing water conditions. The method comprises the following steps: S1, taking a proper amount of first to-be-evaluated slurry, and respectively adding the first to-be-evaluated slurry into a plurality of same molds to prepare a plurality of first slurry evaluation samples; s2, respectively placing a rotary viscometer and a pressure meter in the plurality of first slurry evaluation samples to obtain viscosity values and pressure values respectively corresponding to the plurality of first slurry evaluation samples; s3, according to the viscosity values and the pressure values corresponding to the multiple first slurry evaluation samples, the grouting stages of the multiple first slurry evaluation samples are determined; and S4, performing grouting evaluation processing on the first to-be-evaluated slurry according to the viscosity values and the pressure values corresponding to the plurality of first slurry evaluation samples to obtain grouting effect evaluation data of the first to-be-evaluated slurry. A plurality of grout evaluation samples are respectively arranged on grout to be evaluated, and the grout evaluation samples are respectively measured, so that analysis and evaluation of grout grouting are realized.

The modified asphalt viscosity detection device comprises a base, a heating cup, a clamping assembly, adjusting assemblies and a rotary viscosity device, a rack is arranged on the base, the clamping assembly is arranged on the base and located in the rack, the heating cup is installed on the clamping assembly in a clamped mode, the adjusting assemblies are arranged on the two sides of the interior of the rack, and the rotary viscosity device is arranged on the base. The rotary viscosity device is installed on the adjusting assembly and corresponds to the heating cup. The utility model relates to the technical field of asphalt performance detection equipment, in particular to a modified asphalt viscosity detection device convenient to use, which can be used for conveniently clamping and fastening an asphalt container and conveniently and flexibly adjusting the detection depth and position of asphalt so as to improve the convenience of viscosity detection of modified asphalt.

1. Name of the design product: Rotary viscometer (BGD182). 2. Use of the design product: An instrument for detecting the viscosity of coatings. 3. Design key points of the design product: Lies in the shape. 4. Picture or photo that best shows the design key points: Perspective view.

The present invention pertains to an oil-in-water type pest repellent composition containing the following components (A)-(E): (A) 13-50 mass% inclusive of one or more non-volatile liquid oily components selected from the group consisting of silicone oils, ester oils, ether oils, hydrocarbon oils, aliphatic alcohols, and polyols; (B) 0.5-35 mass% inclusive of hydrophilic inorganic particles containing silica particles and / or silicate mineral particles and having a volume median diameter of 1-40 [mu] m inclusive; (C) 0.1% by mass or more and 3% by mass or less of one or more substances selected from the group consisting of polyether-modified silicones, polyglycerol-modified silicones, branched polyglycerol-modified silicones, alkyl glyceryl ether-modified silicones, and carboxyl-modified silicones, which are liquid at 25 DEG C; (D) 0.05% by mass or more and 3% by mass or less of a tackifier; and (E) 30 to 86.35 mass% inclusive of water, the viscosity of the component (A) at 23 DEG C as determined by a B-type rotational viscometer being 1 to 400 mPa.s inclusive, and the silicone oil of the component (A) does not contain the component (C).

The utility model discloses a two-component silicone hollow glass sealant viscosity detection device, which relates to the technical field of sealant viscosity detection devices, and comprises an adjusting mounting frame, a testing component, a placing component and an injection component, a rotary viscometer is mounted on the surface of the outer side of the adjusting mounting frame, a rotor is mounted at the lower end of the rotary viscometer, and the testing assembly comprises a heating bin for heating; the placing assembly comprises a glue tank, and an input pipe used for injecting glue and an output pipe used for discharging the glue are detachably installed on the inner wall of the glue tank. By means of the tee joint and the input pipe, glue can be automatically injected into a tank during glue injection and automatically discharged after testing is completed, compared with existing equipment, the tank does not need to be taken out for manual injection, steps are simplified, and efficiency is improved.

The invention provides a low-density geopolymer cementing fluid. The low-density geopolymer cementing fluid comprises a cementing material, an activating agent, a retarder, a dispersing agent, a fluid loss agent, an anti-settling agent and water. According to the cementing fluid, the density of the cementing fluid is adjusted, the water loss performance of a geopolymer system is improved, and the cementing fluid has excellent compressive strength which can be higher than 20 MPa; the settling stability is excellent, and the cement stone density difference can be lower than 0.01 g / cm < 3 >; an excellent dispersing agent is introduced into the well cementing fluid, on-site pump injection is facilitated, the well cementing fluid has excellent rheological properties, and the reading of the well cementing fluid at 300 rpm in a six-speed rotational viscometer is lower than 100; the fluid loss agent is introduced into the cementing fluid, the fluid loss agent with low viscosity can ensure that the cementing fluid has good fluidity, and the water loss performance of the geopolymer cementing fluid can be effectively controlled.

This invention discloses a device for measuring the viscosity of hot melt adhesive samples, belonging to the technical field of viscosity testing equipment. It includes a rotational viscometer body, a viscometer substrate, a rotor fixed to the detection end of the viscometer substrate, and grooves on the rotor to indicate the sample liquid level. A support is slidably connected to the viscometer substrate to guide its vertical movement. A beaker is positioned directly below the rotor. This invention, through the design of the support components, can, according to the viscosity range of the hot melt adhesive and the corresponding rotor model, work with the base to compress and position the corresponding lifting component. This allows for simultaneous lifting of the beaker during clamping, eliminating the need for manual observation and adjustment of the rotor-beaker overlap distance. It also allows for flexible switching to clamp beakers of different sizes individually, making the overall operation quick and convenient, greatly reducing reliance on operator skill and experience.

A method for fills and / or cleans the measurement cell of a measuring instrument, namely a viscometer and / or density measuring instrument, in particular of a rotational viscometer. A sample is introduced via a sample line into the measurement cell by a pump, and wherein a dynamic viscosity and / or density of the sample is determined in the measurement cell. A funnel-shaped, reversibly openable receiving container, in particular a filling funnel, for the sample, is arranged in the sample line, between the pump and the measurement cell. The receiving container is opened and the sample is introduced into the receiving container. The receiving container is connected to the pump via a pressure line in such a way that, when pressure is applied into the receiving container, a proportion of the sample is dispensed out of the receiving container and introduced into the measurement cell.

The utility model relates to the technical field of rotational viscometers, and discloses a rotational viscometer convenient to position, the rotational viscometer comprises a positioning mechanism, a support assembly and a measuring assembly, and the positioning mechanism comprises a base and four piston tubes mounted at the bottom of the base. According to the rotational viscometer convenient to position, the rotational viscometer can be adsorbed and positioned on a contact surface through the arranged positioning mechanism, so that the influence caused by shaking is effectively reduced, the measurement precision and stability are improved, the operation is convenient and fast, and a user can conveniently move the rotational viscometer to a proper position; two first worms are respectively rotated to drive two lead screws to rotate through two first worm gears, so that two adjusting plates can move in the base, corresponding piston rods can be driven to move in piston pipes, suckers are adsorbed on a contact surface, and the adsorption positioning effect is realized; the height of the measuring assembly can be adjusted through the arranged support assembly, and finally the viscosity of the fluid can be measured through the arranged measuring assembly.

The utility model discloses a rotary viscometer for detecting a UV (ultraviolet) curing photosensitive material, which relates to the field of production of curing photosensitive materials and comprises a base, a guide pillar, a base, a viscometer body, a driving motor, a first gear shaft, a second gear shaft, a driven wheel, a star-shaped hand wheel and a guide sleeve, the viscometer body and the driving motor are arranged at the two ends of the base respectively, a cavity is formed in the center of the base, the first gear shaft and the second gear shaft are rotatably arranged at the two ends of the cavity respectively, and the guide column penetrates through the center of the cavity and is provided with a first rack and a second rack. The star-shaped hand wheel and the driven wheel are fixed to one end of the first gear shaft and one end of the second gear shaft respectively, and the guide sleeve is rotatably arranged at the other end of the second gear shaft and detachably connected with the star-shaped hand wheel through a limiting arm. When the angle of the guide column can be adjusted to be in an inclined state, the base moves obliquely and downwards along the guide column during lifting, and the rotor moves obliquely and downwards and enters a sample.

To provide an active energy ray-curable composition that enables improvement of sealing performance of a suture portion formed by joining a plurality of materials, and that ensures rapid curing at a deep region of the suture portion where light hardly reaches.SOLUTION: An active energy ray-curable composition comprises a compound having an ethylenically unsaturated group and a photoradical polymerization initiator, wherein, when the viscosity of the active energy ray-curable composition is measured at 25°C using a cone-plate type rotational viscometer in compliance with JIS K 6833, the viscosity is 1 to 1000 mPa s, and wherein, when the tensile strain of a cured product of the active energy ray-curable composition is measured at 23°C in compliance with JIS K 7161:2014, the tensile strain is 50 to 700%.SELECTED DRAWING: None

1. The name of the design product: rotary viscometer. 2. The use of the design product: for food, chemical, laboratory detection. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model belongs to the technical field of viscosimeter, concretely relates to a rotary viscosimeter, including main part and rotor, still include mounting panel and slide rail, a plurality of mounting blocks are slidably installed on the mounting panel, the gear ring threaded cylinder is installed on the mounting block, the threaded mounting cylinder is installed on the gear ring threaded cylinder, the bottom of main part is equipped with slide rail, the movable block is slidably installed on the slide rail, the inside of slide rail is equipped with two electric winding drums that are connected with the two ends of movable block's sidewall convex respectively, be equipped with motor gear and magnet on the movable block, set up motor gear, movable block, magnet and electric winding drum on the slide rail of setting up the slide rail on the main part, only set up motor gear and electric winding drum as driving piece that are located on movable block, have reduced the production cost of device, when each component that sets up on the mounting block is damaged, directly can be taken off the mounting panel that installs damaged component, have improved the efficiency that staff member maintains device.

1. Name of the design product: Rotary viscometer (BGD180). 2. Use of the design product: An instrument for viscosity detection of coatings. 3. Design key points of the design product: Lies in the shape. 4. Picture or photo that best shows the design key points: Perspective view.

The utility model discloses a kind of temperature-variable rotary viscosity testers, including base, instrument body and rotor, machine base is provided on the top of base, heating cavity is provided on machine base;Instrument body is located above machine base, the front of instrument body is provided with touch screen, inside is provided with motor and control module, the lower end of instrument body is provided with the rotor connector connected with motor driving end;The lower of instrument body is provided with the rotor of detachable connection with rotor connector, temperature measuring head is arranged on the side of the rotor of instrument body;Instrument body is connected with base by lifting rotary adjusting mechanism, tank is provided in heating cavity, heating assembly is arranged between heating cavity and tank;Tank and heating cavity are detachably connected.The utility model can automatically and continuously test measured fluid at different temperatures, with heating efficient and uniform, good heat preservation effect, wide testable temperature range, accurate viscosity test and easy to operate, etc. Characteristics, suitable for the viscosity test of high-temperature molten body.

The application discloses a kind of vehicle body cleaning equipment control method, system, electronic equipment and storage medium, and the technical field belongs to vehicle body surface cleaning technology.The vehicle body cleaning equipment control method includes: detecting the pollutant composition of target vehicle and determining target cleaning agent;Adhesion force information is obtained using rotary viscometer, hydraulic adhesion tester and adhesion test system;According to adhesion force information, calculate critical tangential adhesion force information;According to the positional relationship between pollutant, paint and vehicle surface, create impact simulation model in finite element analysis software, and carry out water jet washing simulation on impact simulation model under multiple groups of washing parameter combinations, to obtain target washing parameter combination that meets the requirements of pollutant cleaning;According to target washing parameter combination, control vehicle body cleaning equipment to execute water jet washing operation on target vehicle.The application can reasonably set the working parameters of vehicle body cleaning equipment, improve vehicle cleaning efficiency.

The invention discloses a shale oil-based rock debris recycling profile control agent and a preparation method and application thereof, and relates to the technical field of oilfield chemicals, oilfield development and solid waste recycling. The profile control agent is prepared from the following components in percentage by weight: 5 to 10 percent of sodium salt, 15 to 20 percent of alkyl ammonium chloride, 15 to 25 percent of nonionic surfactant, 15 to 20 percent of viscoelastic surfactant, 20 to 30 percent of water and 10 to 15 percent of ethanol. The shale oil-based rock debris can be disintegrated and dispersed into 1-100m graded particles, and after the graded particles are mixed with water according to a preset proportion, the apparent viscosity measured by a rotational viscometer is 20-100mPas under the conditions that the temperature is 25 DEG C and the shear rate is 100. The preparation method adopts a step-by-step dissolution and specific sequential compounding process. In site construction, high-permeability reservoirs are mixed with water according to the ratio of 1: 0.6, low-permeability reservoirs are mixed according to the ratio of 1: 1.8, stratum ducts can be effectively blocked, and resource utilization of shale oil base rock debris is achieved.

1. Name of the Design Product: Rotary Viscometer (BGD162). 2. Use of the Design Product: An instrument for detecting the viscosity of coatings. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective view.

The utility model discloses a fomesafen thickening auxiliary agent performance detection device, which structurally comprises a main body unit, a detection unit and a control unit, the main body unit comprises a fixed plate, and the edge of the fixed plate is fixedly connected with a vertical plate; and the control assembly comprises a first motor, and the first motor is fixedly installed on the vertical plate. When the rotary viscometer is used, a reagent bottle is placed on the fixing plate, the reagent bottle is clamped and fixed through the clamping assembly, the reagent bottle is prevented from shaking when the rotor rotates, the first motor drives the first screw rod and the second screw rod to rotate, and then the rotary viscometer and the movable block are driven to move up and down; the rotary viscometer moves downwards to measure the viscosity of the liquid by controlling the rotation of the rotor so as to evaluate the thickening effect of the liquid, the electric push rod in the movable block can drive the PH test paper to move left and right to detect the PH value of the liquid, the viscosity and the PH value of the thickening aid can be detected through the device, tools are unified and convenient to prepare, and the detection efficiency is improved. The problem that traditional detection performance is single is solved, and practicability is higher.

The utility model discloses a six-speed rotary viscometer capable of quickly fixing a drilling fluid cup, which relates to the technical field of rotary viscometers, effectively solves the technical problems that the existing drilling fluid cup is inconvenient to fix and cannot be quickly fixed, and comprises a rotary viscometer body, the rotary viscometer body comprises a base, three support columns are fixed on the base, and the support columns are fixed on the base. A driving device is fixed to the upper ends of the three supporting columns, a tray is adjustably installed on the three supporting columns, and the drilling fluid cup installing device is characterized in that an outer sleeve is arranged on the tray, and a drilling fluid cup is placed in the outer sleeve. According to the drilling fluid cup fixing device, the drilling fluid cup can be fixed more stably by adding the clamping piece in the outer sleeve and adding the clamping groove in the bottom of the drilling fluid cup, and meanwhile rapid fixing of the drilling fluid cup is not affected.

1. Name of the Design Product: Rotary Viscometer (BEVS1138-0000). 2. Use of the Design Product: An instrument for measuring the viscosity of fluids. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photo that Best Illustrates the Design Key Points: Perspective view.

A rotational viscometer (301) and a drilling fluid measurement system. The rotational viscometer (301) comprises a cup body assembly and a measurement assembly. The cup body assembly is provided with a measurement cavity; a cleaning inlet (31, 51, 62) and a cleaning outlet (71) which are communicated with the measurement cavity are formed in the cup body assembly; the cup body assembly is further provided with a cleaning channel used for cleaning the measurement assembly; and the cleaning channel is communicated with the cleaning inlet (31, 51, 62). The measurement assembly comprises an inner rotating cylinder (4) and an outer rotating cylinder (6) which are arranged in the measurement cavity. When measurement is completed, a cleaning liquid can be input through the cleaning inlet (31, 51, 62) to clean the measurement assembly, so that cleaning is performed without disassembling the rotational viscometer (301) and is thus highly convenient. During cleaning, the outer rotating cylinder (6) is rotated, so that residual solid and viscous substances left in the measurement cavity and left on the inner rotating cylinder (4) and the outer rotating cylinder (6) are flushed away; and cleaning gas can also be blown into the measurement cavity through the cleaning channel, so that the residual liquid substances left in the measurement cavity and left on the inner rotating cylinder (4) and the outer rotating cylinder (6) are blown away.

The utility model discloses a rotary viscometer, which relates to the technical field of viscometers and comprises a support seat, an electrical main body is mounted on the top side of the support seat, a rotor is arranged on the bottom side of the electrical main body, the rotor is matched with a charging barrel, and two semicircular scrapers are arranged on the inner top side of the charging barrel. According to the rotary viscometer, through the cooperation of a scraper, a sliding rod, a sliding sleeve, pressing plates, a spring, a limiting groove and an L-shaped locking rod, the charging barrel can be mounted on the bottom side of the electrical main body, the viscosity of glue in the charging barrel can be detected by a rotor, the charging barrel can be disassembled by pressing the two pressing plates after detection is completed, and the operation is convenient. The two scrapers are butted to the outer side of the rotor, so that residual glue on the rotor is scraped downwards and drips into the charging barrel, the residual glue on the rotor is effectively prevented from dripping or solidifying, and subsequent use of the viscometer is facilitated.