676 results about "Viscometer" patented technology

To provide an ultraviolet curable adhesive composition which has excellent ultraviolet curability in the presence of oxygen, and excellent waterproof and dustproof properties, while exhibiting excellent shape stability after printing, and an ultraviolet curable adhesive composition which exhibits excellent curability when irradiated with ultraviolet light with high illuminance in the presence of oxygen, while achieving excellent adhesion and retention performance after curing, and also to provide a method for producing a multilayer body using the ultraviolet curable adhesive composition.SOLUTION: The present invention provides an ultraviolet curable adhesive composition which is used for printing and contains a radically polymerizable monomer, a photopolymerization initiator and a thickening agent, wherein the radically polymerizable monomer contains a compound with a cyclic structure containing a nitrogen atom, and the viscosity as determined using an E-type viscometer at 25°C and 10 rpm is 3 Pa s to 100 Pa s inclusive.SELECTED DRAWING: None

The invention relates to the technical field of concrete, in particular to a concrete working viscosity and compressive strength prediction method based on statistical analysis, and the method comprises the following steps: S1, obtaining concrete component information and proportion information; s2, obtaining mixing conditions of concrete, and inputting the mixing conditions, the component information and the proportion information into a pre-constructed flow parameter prediction model to obtain flow parameters; s3, performing viscosity calculation on the flow parameter by using a preset constant term and a reference index to obtain the working viscosity of the concrete; s4, acquiring an environmental condition of a preset future time period; s5, inputting the concrete component information, the proportion information, the working viscosity and the environmental conditions into a pre-constructed compressive strength prediction model to obtain compressive strength; through scientific data processing and model optimization, more accurate working viscosity and compressive strength prediction results can be provided, and powerful support is provided for engineering decision making, so that the construction quality and the structure safety are effectively guaranteed.

The invention relates to the technical field of food processing parameter regulation and control, and particularly discloses a production parameter regulation and control method for improving the efficacy of wolfberry puree, which comprises the following steps of: acquiring temperature data, viscosity data and active component concentration change data of an extracting solution in different areas in real time by utilizing a high-precision temperature sensor, an online viscometer and a near-infrared spectrometer; the system is integrated into a central control system for comprehensive monitoring through the industrial Internet of Things technology, an advanced data analysis method is adopted to deeply analyze the data, an overheating area and other abnormal conditions are accurately recognized, and the system dynamically adjusts the heat source power and the liquid flow rate based on the real-time monitoring data, so that the heat source efficiency is improved. And high stability and consistency of the production process are ensured.

The invention relates to the technical field of viscosity measurement, and discloses a verification system for a viscometer, comprising: a dynamic temperature compensation module for collecting temperature data inside and outside the viscometer in real time; the embedded controller is responsible for receiving the temperature data, executing a temperature compensation process and outputting a temperature compensation coefficient and an initial viscosity value; the multi-modal data fusion calibration module is used for receiving a temperature compensation coefficient provided by the multi-modal data fusion calibration module and data from a pressure sensor, a shear rate sensor and a vibration sensor, and carrying out joint modeling on the data by utilizing a weighted average method; the invention also discloses a verification method for the viscometer, which comprises the following steps: acquiring temperature data inside and outside the viscometer through the temperature sensor, and performing temperature compensation through the embedded controller. According to the invention, the multi-modal data fusion calibration module is introduced, and data from a plurality of sensors are integrated through a weighted average method, so that the optimized viscosity value is more comprehensive and reliable.

The utility model provides an on-line rotary viscometer, which belongs to the technical field of viscosity measuring instruments and comprises a measuring chamber, a rotor, a stator, a driving component and a detecting piece, and the measuring chamber is suitable for being communicated with a pipeline to be measured; the rotor is arranged in the measuring chamber, the rotor is of a cylinder structure with a cavity inside, and a plurality of liquid inlet grooves communicated with the cavity are formed in the side wall of the rotor; the stator is rotatably arranged in the cavity, and a medium channel is arranged between the stator and the rotor; the driving assembly is connected with the rotor, a medium flowing through the medium channel can rotate around the stator under the rotating action of the rotor, and the rotating medium can drive the stator to rotate or drive the stator to generate a rotating trend; the detection piece detects the viscous torque borne by the stator during rotation. According to the online rotary viscometer provided by the utility model, the rotation of the stator is driven by a medium without friction loss caused by a transmission process, so that the viscous torque during the rotation of the stator is accurately obtained, and the accuracy of a result is improved.

A method of determining viscosity can include connecting a bypass flow passage in parallel with a main flow passage, connecting a mass flowmeter and a variable flow restrictor in the bypass flow passage, and connecting at least one viscometer to the bypass flow passage. A rheology measurement apparatus can include a bypass flow passage connected in parallel with a main flow passage, a mass flowmeter connected in the bypass flow passage, and a pipe viscometer connected in the bypass flow passage. Another bypass flow passage may be connected in parallel with the main flow passage, with another mass flowmeter connected in the second bypass flow passage.

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 relates to the technical field of chemical production, in particular to a polyester viscosity control method and device and computer equipment.The polyester viscosity control method comprises the steps that the current stirring current and the current liquid level of a polyester reaction kettle are obtained, and fuzzy reasoning is conducted based on the current stirring current and the current liquid level; the viscosity change condition in the reaction kettle can be predicted before the reading of the viscometer changes, so that the pressure in the reaction kettle is controlled in advance, the product viscosity is prevented from being unqualified, the product quality stability in the polyester production process is improved, the personnel operation amount is reduced, and the automation level of the device is improved.

The invention discloses a liquid viscosity detection device, and particularly relates to the field of viscosity detection.The liquid viscosity detection device comprises a base, a control box and a bathtub are arranged on the base, the bathtub is used for containing constant-temperature bath liquid, a cylinder cover covers the bathtub, an opening is formed in the cylinder cover, and a capillary tube clamp is arranged at the opening; the capillary tube clamp is used for clamping the capillary tube viscometer, the capillary tube viscometer extends into the bathtub, a heating assembly and a stirrer are mounted on the cylinder cover, the heating assembly is used for heating constant-temperature bath liquid, and the stirrer is used for stirring the constant-temperature bath liquid. The capillary viscometer extends into the bathtub, the constant-temperature bath liquid is heated by the heating assembly, and the stirrer is used for stirring to uniformly distribute heat, so that the temperature of the to-be-detected liquid in the capillary viscometer can be kept constant, and the viscosity of the to-be-detected liquid under a certain temperature condition can be detected; and the influence of environment temperature change is avoided.

The invention provides a thickening agent adding control system based on online viscosity and salt double parameter feedback, and relates to the technical field of industrial automation, the method comprises the following steps: collecting a slurry conductivity signal in real time, establishing a complex nonlinear mapping relation between the conductivity signal and preset mineral ion interference, dynamically taking a current conductivity value as an input, and calculating the viscosity and salt content of the slurry; outputting the real-time corrected salinity concentration; using real-time correction salinity concentration as a trigger condition, and activating an online rotary viscometer to collect a viscosity original time sequence signal; kalman filtering processing of mechanical damping lag errors is carried out on the time sequence signals, three characteristic measurement points are dynamically calibrated in a continuous time sequence window to construct a covariance matrix, characteristic values of the covariance matrix are extracted to generate viscosity compensation factors, and after original viscosity data are corrected, a real-time compensation viscosity value is output. According to the invention, dynamic and accurate regulation and control of addition of the thickening agent are realized.

The invention discloses a viscometer for detecting the quality of a new chemical material product, and relates to the technical field of viscometers, the viscometer comprises a base, an ultrasonic cleaning box is fixed on the base, a material moving mechanism for realizing automatic loading and unloading of a sample cylinder is also fixed on the base, a bracket is fixed on the rear side of the base, and the bracket is connected with the ultrasonic cleaning box. A first motor is fixed to the support, an output shaft of the first motor is connected with a threaded rod connected to the support through a bearing, and the threaded rod is connected with the movable frame so that the movable frame can move in the Z-axis direction. According to the viscometer for detecting the quality of the new chemical material product, through linkage regulation and control of the adjusting mechanism, the material moving mechanism and the detection mechanism, cleaning and switching of the detection mechanism and feeding and discharging of the sample cylinder are cooperatively matched, 180-degree transposition of the detection mechanism and 90-degree automatic material moving of the sample cylinder driven by the rotary table are synchronously achieved, and therefore assembly line operation can be achieved, and the working efficiency is improved. And manual participation is not needed, the detection efficiency is greatly improved, and batch detection of new chemical materials can be effectively adapted.

The utility model provides a quality detection device for a carbon fiber production line, belongs to the technical field of carbon fiber production quality detection, and aims to solve the problem that a sampling cup is inclined due to the fact that the sampling cup is easily driven to move when a detection rod rotates in the prior art. Comprising a detection support frame, a detection guide rod, a viscometer main body, a viscometer detection rod, a detection locking bolt, a clamping driving piece, a detection protection mechanism and a detection clamping mechanism, the viscometer main body is connected to the outer side of the detection guide rod in a sliding manner; the viscometer detection rod is rotationally connected to the lower part of the viscometer main body; the detection locking bolt is in threaded connection with the rear end of the viscometer main body; the clamping driving piece is slidably connected to the lower end of the outer side of the detection guide rod; the detection protection mechanism is arranged below the viscometer main body; the detection clamping mechanism is arranged on the inner side of the detection supporting frame, clamping of the sampling cup is achieved, the stability of the sampling cup during detection is guaranteed, and the accuracy of the detection structure is guaranteed.

The invention relates to an underground diaphragm wall groove section foundation cleaning and slurry replacement device and method. Besides a driving function, mobile driving equipment is loaded with an air pump and a slurry suction pump, is connected with a slurry pipe and an air pipe, and realizes slurry replacement by a pump suction reverse circulation method; the slurry pipe is wound on the slurry pipe disc and is hung in the groove section through the guide frame; the viscometer and the densimeter are fixed at the tail end of the slurry pipe, are connected to a control panel in the operation room through an electronic circuit tightly attached to the outer wall of the slurry pipe, and are used for accurately testing the viscosity and specific gravity parameters of the slurry; the slurry pipe disc is mechanically controlled to rotate, so that the slurry pipe is controlled to sink and lift; the control panel is in driving connection with the slurry pipe disc and controls the slurry pipe to be lowered, lifted and stopped. The device replaces a simple slurry taking device to extract slurry for ground detection, and the working efficiency is greatly improved; slurry detection and slurry replacement are combined, pertinence of ground wall foundation cleaning and slurry replacement is improved, and the stability of a ground wall groove section and the quality of ground wall engineering are greatly improved.

The invention discloses a new material drier viscosity detection device, and relates to the technical field of new material drier detection.The new material drier viscosity detection device comprises a workbench and a switching assembly, a sample cup is arranged at one end of the top of the workbench, a detection assembly is arranged in the center of the top of the workbench, and the switching assembly is connected to the upper portion of the detection assembly; and the switching assembly comprises a rotating motor. The lifting motor drives the screw rod to drive the lifting seat to move downwards, so that the reset spring pushes the rotating ring to synchronously descend, automatic butt joint of the rotor and the viscometer main body and detection operation by immersing the rotor into a new material drier solution are realized, and the system stability is enhanced through a guide column limiting structure during detection; after detection is finished, when the lifting seat resets, the connecting fluted disc can be automatically separated, the rotor is automatically transferred to the ultrasonic cleaning machine in a detection gap through linkage of the rotating motor and the cleaning mechanism, and seamless connection of the detection process and the cleaning process is achieved in cooperation with rapid drying of an air heater.

The invention relates to the technical field of ethylene tar stabilizer detection, in particular to a viscosity detection device for an ethylene tar stabilizer, which comprises a frame body and a transparent plate fixedly connected to the frame body in a penetrating manner, a console is fixedly connected to the frame body, a mounting rack is rotatably connected to the frame body, and a capillary viscometer is fixedly connected to the mounting rack. A right air cylinder is started to drive a right hollow blocking block to move through a fixing plate to block an air inlet pipe, then a driving motor is started, the hollow blocking block carries out suction treatment on the interior of the air inlet pipe, and a cleaning agent continuously flows in a reciprocating mode to clean the interior of the capillary viscometer; meanwhile, the middle air cylinder and the left air cylinder are started in sequence to enable the rubber sleeve and the left hollow blocking block to block the capillary viscometer, so that a cleaning agent in the capillary viscometer can be automatically sucked to complete comprehensive cleaning, a person does not need to cooperate with an ear washing bulb for cleaning, the operation is convenient, and the working efficiency is improved. Therefore, the subsequent detection efficiency of the viscosity of the ethylene tar stabilizer is improved.

The invention relates to the field of oil and gas drilling, in particular to a rotational viscometer suitable for different gas solubility and temperature pressure and a use method. According to the technical scheme, a rotor is installed in an inner cavity of a rotary viscosity measuring kettle, a suspension is installed above the rotor, the upper end of the suspension is connected with a return spring and an induction magnet, and a magnetic force inductor is arranged above the induction magnet; a bottom transmission magnet is arranged at the bottom, a water bath cooling pipeline and a heating pipeline are arranged on the outer side, and a high-pressure pipeline connector is installed on the upper side and connected with an air pump and a hydraulic oil storage tank through a high-pressure gas pipeline. The device has the beneficial effects that high-pressure pollution gas is conveyed into the inner cavity of the rotary viscosity measuring kettle, so that the pollution gas with a target quantity is fused into a liquid sample, and then the drilling fluid sample is driven to rotate along with the rotor to drive the suspension and the induction magnet to rotate; the rotary viscosity parameter of the drilling fluid can be measured under specific temperature and pressure conditions and certain gas solubility conditions.

The invention relates to the technical field of viscosity monitoring, in particular to crude oil viscosity reducer production quality detection equipment which comprises a crude oil conveying pipe used for conveying crude oil and further comprises a spiral conveying agent winding pipe which is wound on the outer surface of the crude oil conveying pipe and used for conveying a viscosity reducer into the crude oil conveying pipe. A plurality of injection pipes communicated with the crude oil conveying pipe are arranged on the inner wall of the crude oil conveying pipe in a staggered mode, a plurality of ultrasonic viscometers used for detecting the viscosity of crude oil are arranged on the outer surface of the crude oil conveying pipe, and the ultrasonic viscometers and the spiral conveying agent winding pipe are arranged in a staggered mode; the rotary spiral scraping pipe is attached to the inner wall of the crude oil conveying pipe in a spiral shape, a pushing assembly used for driving the rotary spiral scraping pipe to rotate so as to convey crude oil to flow is arranged in the crude oil conveying pipe, and a plurality of connecting rods capable of being connected with the pushing assembly are connected into the rotary spiral scraping pipe and used for transmission.

The utility model discloses an article viscosity measuring device which comprises a viscometer, a water bath box and a temperature controller, a temperature sensor is fixedly installed at the middle end of the bottom of an inner cavity of the water bath box, an electric heating pipe is fixedly installed at the lower end of the inner cavity of the water bath box, and a protective cover plate is movably connected to the top of the outer surface of the water bath box. And the right end of the protective cover plate is movably connected with a viscosity pipe. Through the arrangement of the viscosity tube, fluid needing to be tested can be contained, through the arrangement of the adjusting screw rod, the U-shaped guide plate, the guide groove, the locking clamping block and the L-shaped guide strip, the effect of rapidly clamping and fixing the viscosity tube is achieved, the viscosity tube is effectively prevented from displacing, and the working efficiency is improved. Meanwhile, through the arrangement of an electric heating pipe, a temperature sensor, a water bath box and a temperature controller, the effect of constantly regulating and controlling the temperature around the viscosity pipe is achieved, and the accuracy of subsequent detection of the viscometer on the fluid in the viscosity pipe is effectively guaranteed.

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.

A process for the preparation of a curable thermally conductive composition and the process comprises the steps of: (I) preparing an admixture comprising the following components (A), (B1), (C), (D) and (E): (A) 3 wt% to 10 wt% of a Q-branched alkenyl functional polyorganosiloxane having at least three terminal alkenyl groups per molecule, and having a viscosity of from 25 mPa * s to 2000 mPa * s as determined at 25 DEG C according to ASTM D445-21 using a viscometer of the glass capillary Cannon-Finsky type; and a method for preparing the same, wherein the viscosity is from 25 mPa * s to 2000 mPa * s as determined at 25 DEG C using a viscometer of the glass capillary Cannon-Finsky type; (B1) a silyl-hydride functional polysiloxane crosslinker containing at least two silyl-hydride groups per molecule, and present in a concentration that provides a molar ratio of silicon-bonded hydrogen atoms in (B1) to alkenyl groups in the Q-branched alkenyl functional polyorganosiloxanes in the range of 0.2 to 0.35; (C) 90 wt% or more of a thermally conductive filler; (D) a filler treatment agent; and (E) a platinum-based hydrosilylation reaction catalyst; (II) curing the admixture obtained from step (I) by heat, thereby forming a pre-cured composite material; and (III) mixing the pre-cured composite material obtained from step (II) with (B2) a silyl-hydride functional polysiloxane cross-linking agent containing at least two silyl-hydride groups per molecule; thereby obtaining a curable thermally conductive composition; wherein the molar ratio of the total silicon bonded hydrogen atoms in the silyl-hydride functional polysiloxane crosslinkers (B1) and (B2) to the alkenyl groups in the Q-branched alkenyl functional polyorganosiloxane (A) is greater than 0.45; and wherein the weight percentages are relative to the weight of the curable thermally conductive composition.

The invention discloses a foam cleaning agent viscosity testing device, and relates to the technical field of viscosity testing, the foam cleaning agent viscosity testing device comprises a mounting plate, four corners of the bottom of the mounting plate are fixedly connected with support columns, the inner wall of the bottom end of the mounting plate is provided with a through hole, and the interior of the corresponding through hole is fixedly connected with a detection cylinder. When a foam cleaning agent containing solid particles needs to be subjected to a viscosity test, the solid particles in a foam cleaning agent sample can be uniformly located in the sample, meanwhile, the interior of the detection cylinder and the cleaning agent sample do not contain air, and in the rotating process of a rotor in the rotary viscometer, the solid particles in the foam cleaning agent sample can be uniformly measured. And bubbles are not generated in the foam cleaning agent sample, so that the flow characteristic of the foam cleaning agent is prevented from being changed due to the existence of the bubbles, the accuracy of viscosity measurement is prevented from being influenced, and the accuracy and reliability of the device for testing the viscosity of the foam cleaning agent are greatly improved.

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 utility model discloses an oil concentration detection device for a scroll compressor, and relates to the technical field of compressor lubricating oil concentration detection, in particular to a device for detecting the concentration of lubricating oil in an oil pool of the scroll compressor used for a heat pump air conditioning system. The device comprises a connecting device, a sampling device, a concentration testing and calculating device and a scroll compressor, the connecting device is welded at the bottom of the scroll compressor; the sampling device is of a detachable structure and is assembled on the connecting device to sample the lubricating oil in the scroll compressor during sampling; the concentration testing and calculating device is arranged outside the scroll compressor, is used for testing and calculating the lubricating oil collected by the sampling device, and is not connected with the scroll compressor. According to the technical scheme of the utility model, the problems that in the prior art, a viscometer is adopted for testing, so that a result cannot be measured in an over-range manner; the oil pool concentration is speculated by testing the temperature of the lower cover of the compressor and then through a Darnille curve, so that the test result is inaccurate.

The invention discloses a sweet material atomization test platform material liquid feeding device, a control system and a control method. The device comprises a fragrant sugar feed liquid storage unit and a pipeline feeding system, a feed liquid tank body of the fragrant sugar feed liquid storage unit is communicated with a pipeline of the pipeline feeding system; the pneumatic stop valve, the density sensor, the viscometer and the gear pump are sequentially mounted on a liquid conveying pipe at the lower end of the sweet material liquid storage unit, the gear pump is connected with the spray head through the liquid conveying pipe, a flow controller is arranged on the liquid conveying pipe, and a return pipe is arranged at the upper ends of the liquid conveying pipe and the sweet material liquid storage unit; the control system comprises a control module and an operation adjusting module, the control module and the operation adjusting module are configured in a touch screen computer, and the touch screen computer is internally provided with a high-speed camera data interface and connected with the high-speed camera to collect the droplet particle size distribution state; the automation level of the device is improved, the research and development period is shortened, and the device has the application potential of expanding to other tobacco processing and research fields.

The utility model relates to an accurate high-temperature viscosity testing device for road marking paint, and effectively solves the problem that the marking paint is easily mixed insufficiently in the detection process due to the fact that the testing position of the conventional viscosity testing device is fixed relatively, so that the viscosity of the marking paint cannot be accurately measured in the detection process. The problem that the overall accuracy is not high due to the fact that the test error is large due to the fact that the detection position is single in the prior art is solved. According to the high-temperature viscosity accurate testing device for the road marking paint, through cooperative arrangement of the threaded rod and the adjusting seat, the adjusting seat can be driven to float up and down through rotation of the threaded rod, and then the viscometer can be driven to adjust the up-down position, so that the detection position of the viscometer on the paint is changed, and the detection accuracy of the device on the paint is improved; and when the stirring blades are driven to rotate through the transmission shaft, the coating in the storage tank can be fully mixed and stirred, so that the coating is fully mixed.

To provide a two-component liquid resin composition which achieves improved performance balance between storage stability and fluidity.SOLUTION: A two-component liquid resin composition comprises a first liquid and a second liquid, wherein the first liquid contains an epoxy resin (A), an inorganic filler (C), and a sedimentation inhibitor (D); the second liquid contains an acid anhydride (B), an inorganic filler (C), and a sedimentation inhibitor (D); and the viscosity η5A of the first liquid is from 1.0 Pa s to 15.0 Pa s as measured under conditions of 5 rpm and 60°C using an E-type viscometer and a 3°×R14 cone rotor.SELECTED DRAWING: None

Provided in the present disclosure are a variable-diameter device for measuring a viscous liquid and a viscosity measurement method. The variable-diameter device comprises: a variable-diameter stator mechanism, which is provided with a support frame and an elastic body sleeved on the support frame, the support frame having a first adjustment frame and a second adjustment frame which are connected to each other; and an adjustment structure, which is provided with a shaft rod structure and at least one adjustment component which are connected to each other, the shaft rod structure being arranged inside the support frame, and the at least one adjustment component being in a circumferentially-slidable connection to the support frame. The second adjustment frame can be circumferentially-movably arranged relative to the first adjustment frame by means of the at least one adjustment component, so as to change the radial dimension of the support frame. The variable-diameter device provided by the present disclosure satisfies the requirement of changing the stator diameter in a rotary viscometer in the technical field of rotary viscosity measurement, thereby achieving the purpose of dynamically adjusting the measuring range of the viscometer during viscosity measurement.

To provide a two-component liquid resin composition which achieves improved performance balance between storage stability and fluidity.SOLUTION: A two-component liquid resin composition comprises a first liquid and a second liquid, wherein the first liquid contains an epoxy resin (A), an inorganic filler (C), and a sedimentation inhibitor (D); the second liquid contains an acid anhydride (B), an inorganic filler (C), and a sedimentation inhibitor (D); the sedimentation inhibitor (D) includes a dispersant; and the viscosity η5A of the first liquid is from 1.0 Pa s to 50.0 Pa s as measured under conditions of 5 rpm and 25°C using an E-type viscometer and a 3°×R14 cone rotor.SELECTED DRAWING: None

The invention discloses detection equipment for new material processing, and belongs to the field of viscometers. The structure of a butt joint piece is improved, and a butt joint mechanism is additionally arranged on a U-shaped protective bracket, so that when a rotor body with the butt joint piece at the top is mounted and connected with a driving shaft at the bottom of a host case, the butt joint mechanism is arranged on the U-shaped protective bracket; when the butt-joint mechanism is used, the butt-joint piece is placed on the butt-joint mechanism, then the butt-joint mechanism is moved upwards, the external thread nail body part can be in butt joint with the internal thread mounting hole, then the lower rotating disc is rotated, the external thread nail body part can be screwed into the internal thread mounting hole, connection of the bottom of the driving shaft and the top of the butt-joint piece is completed, and then the butt-joint mechanism is moved downwards as a whole. At the moment, the driving shaft can drive the butt joint piece and the rotor body to rotate, swing of the rotor body during rotation is not interfered, butt joint operation is simple, an operator does not need to tightly stare an external thread nail body part with eyes to be aligned with an internal thread installation hole to be screwed in, and convenience during butt joint installation is greatly improved.

This application describes a viscosity measuring instrument that measures viscosity as a function of shear rate in a high throughput manner. The instrument may include multiple viscosity measurement sensor chips arranged in parallel so that viscosity is measured at multiple shear rates simultaneously for many samples. For example, the instrument may include multiple viscosity sensors with liquid flow channels for measuring viscosities of liquids flowing through the flow channels and multiple syringes, each outlet of which is connected to a corresponding inlet of multiple viscosity sensors. The instrument may also include a pump module with a pusher block having a mechanism to lock and unlock ends of pistons of the multiple syringes.