80 results about "Rotational viscometer" patented technology

To provide an oil-in-water type pest insect repellent composition that delivers a pleasant sensation upon application to the skin, offers excellent stability during long-term storage, and sustainedly exhibits excellent repellency against pests, particularly flying pests.SOLUTION: The present invention relates to an oil-in-water type pest insect repellent composition that contains components (A) to (E). (A) 13-50 mass% of at least one non-volatile liquid oily component selected from silicone oils, ester oils, ether oils, hydrocarbon oils, aliphatic alcohols and polyhydric alcohols; (B) 0.5-35 mass% of hydrophilic inorganic particles which have a volume-based median particle diameter of 1-40 μm and include silica particles and / or silicate mineral particles; (C) 0.1-3 mass% of one or more selected from polyether-modified silicones, polyglycerin-modified silicones, branched polyglycerol-modified silicones, alkyl glyceryl ether-modified silicones and carboxyl-modified silicones, which are liquid at 25°C; (D) 0.05-3 mass% of a thickening agent; and (E) 30-86.35 mass% of water. The viscosity of component (A) at 23°C, as measured using a B type rotary viscometer, is 1-400 mPa s. The silicone oil for component (A) does not include component (C).SELECTED DRAWING: None

The utility model discloses a detection device for an asphalt test, which belongs to the technical field of asphalt tests, aims at solving the problems that in the prior art, part of asphalt materials are easy to solidify and remain on a test rotor of a viscometer and an external protection frame, and the residual materials are inconvenient to effectively clean, and comprises a rotary viscometer body, a test rotor is arranged at the lower end of the rotational viscometer body, a protective frame is arranged at the lower end of the rotational viscometer body outside the test rotor, and a heating stripping mechanism sleeves the lower end part of the rotational viscometer body and comprises a heat conduction sleeve shell and an electric heating block; according to the utility model, through the arranged heating stripping mechanism, heat can be transferred to the heat conduction sleeve shell when the electric heating block is electrified for heating, so that the heat conduction sleeve shell can heat and remove residual asphalt materials on the surface of the test rotor and the protection frame after being in contact with the test rotor and the protection frame; therefore, the condition that residual materials are difficult to clean due to curing of asphalt materials on the surfaces of the test rotor and the protection frame is improved.

The invention discloses an on-line rotary viscometer, which comprises a cavity; the inflow pipeline and the outflow pipeline are communicated with the cavity and arranged on the two opposite sides of the cavity in the vertical direction; the rotor is a cylinder with an opening at one end and is arranged in the cavity; the stator is a cylinder with two closed ends and is coaxially arranged in the rotor, and a gap is formed between the rotor and the stator; the driving assembly and the detection assembly are arranged on the two opposite sides of the cavity in the horizontal direction and connected with the rotor and the stator respectively, the driving assembly drives the rotor to rotate, and the detection assembly detects the torque of the stator; and the control module is configured to control the driving assembly to drive and obtain the torque detected by the detection assembly. According to the invention, the viscosity of the fluid can be automatically measured on line, the real-time performance of a measurement result is ensured, and manual operation is not needed.

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 present invention relates to the field of oil and gas drilling, and in particular to a rotational viscometer suitable for different gas solubilities and temperatures and pressures and a method for using the same. The technical solution is: a rotor is installed in the inner cavity of a rotational viscosity measuring kettle, a suspension is installed above the rotor, the upper end of the suspension is connected to a return spring and an induction magnet, and a magnetic sensor is provided above the induction magnet; a bottom transmission magnet is provided at the bottom, a water bath cooling pipeline and a heating pipeline are provided on the outside, a high-pressure pipeline connection port is installed on the upper side, and the high-pressure pipeline connection port is connected to an air pump and a hydraulic oil storage tank through a high-pressure gas pipeline. The beneficial effect is: the present invention delivers high-pressure contaminated gas to the inner cavity of the rotational viscosity measuring kettle, thereby melting a target amount of contaminated gas into the liquid sample, and then drives the drilling fluid sample to rotate through the rotor, driving the suspension and the induction magnet to rotate; the rotational viscosity parameters of the drilling fluid are measured under specific temperature and pressure conditions and certain gas solubility conditions.

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.

The invention provides essence and perfume viscosity testing equipment, and belongs to the technical field of rotary viscometers, the rotary viscometer comprises a placing table, the upper side of the placing table is provided with a rotary viscometer body and a placing groove, the placing groove is formed in the placing table, and the lower inner wall of the placing groove is rotatably connected with a gear through a rotating shaft; when a container and liquid in the container need to be measured, the container can be placed at the upper end of the placement table, then the container can be clamped by the clamping mechanism, and then the liquid in the container can be stirred and detected by rotating the viscometer body; therefore, the container can be prevented from shaking, and the detection accuracy of the liquid viscosity is improved.

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.

The invention discloses a high-precision magnetorheological viscosity measuring device and method. The device comprises a viscosity measuring meter, a lifting assembly, a circulating assembly and a constant-temperature assembly, the method comprises the steps of 1, device detection and parameter setting; 2, adjusting the height of the lifting device; step 3, cleaning the rotor and inputting magnetorheological fluid; step 4, running the constant temperature device; step 5, magneto-rheological viscosity detection; step 6, stopping the device and cleaning the equipment; according to the invention, a high-precision viscosity measuring device is designed, and a high-precision rotary viscometer is adopted to measure an experiment, so that the operation is relatively simple; meanwhile, a constant-temperature operation structure is designed, so that the temperature is constant in a certain numerical range, and a measurement result is guaranteed to a certain extent; a height adjustable device is also designed, so that the overall height of the equipment can be adjusted, and meanwhile, the height can be quickly determined; and a solution circulating device is also designed, so that dirt can be cleaned, and the device is prevented from being disassembled.