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CN-121994648-A - Fluid material analysis and detection device and detection method

CN121994648ACN 121994648 ACN121994648 ACN 121994648ACN-121994648-A

Abstract

A fluid material analysis and detection device comprises a Brinell fluid detector body, wherein a corrugated pipe is sleeved outside a calibrated beryllium copper spring of the Brinell fluid detector body, an auxiliary fixing structure is uniformly arranged in the middle of a stabilizing support, a positioning clamping block is arranged on the outer wall of a main shaft of a rotor, the rotor is one of a common rotor and a rotor for Newtonian fluid test, clamping grooves matched with the positioning clamping block are formed in the tops of the inner walls of the common rotor and the rotor for Newtonian fluid test, and the positioning clamping block is fixedly connected with the clamping grooves of the common rotor or the clamping grooves of the rotor for Newtonian fluid test through fixing bolts arranged vertically. The problem of among the prior art with fluid material analysis detection device to non-Newtonian fluid when detecting, the detection error is big is solved.

Inventors

  • WANG NING

Assignees

  • 成都天玑智研科技有限公司

Dates

Publication Date
20260508
Application Date
20260312

Claims (9)

  1. 1. The utility model provides a fluid material analysis detection device, includes stable support (1) and rotor subassembly (2), rotor subassembly (2) are fixed in the top of stable support (1) through vertical supporting mechanism (3), rotor subassembly (2) are including rotation motor, bearing support subassembly and the rotor that from the top down set gradually, the output shaft of rotation motor passes through the gear train and is connected with the beryllium copper spring of calibration, the other end of beryllium copper spring of calibration links to each other with the main shaft of bearing support subassembly and rotor, the rotor is fixed in the lower part of rotor main shaft, rotate the motor and be equipped with the shell outward, the bearing support subassembly is equipped with the cup outward, the bottom of cup is fixed with rotor leg (4); the method is characterized in that a corrugated pipe is sleeved outside the calibration beryllium copper spring; auxiliary fixing structures (5) are uniformly arranged in the middle of the stable support (1); The main shaft outer wall of rotor has seted up location joint piece (6), the rotor is one of ordinary rotor and Newton fluid test with the rotor, ordinary rotor and Newton fluid test with the inner wall top of rotor all be equipped with the joint groove of location joint piece adaptation, location joint piece (6) are through the joint groove of vertical setting fixing bolt (7) and ordinary rotor or the joint groove fixed connection of Newton fluid test with the rotor.
  2. 2. The fluid material analysis and detection device according to claim 1, wherein the auxiliary fixing structure (5) comprises a threaded through hole (51), an auxiliary fixing bolt (52) and a detachable auxiliary fixing head (53), the threaded through hole (51) is vertically formed in the middle of the stable support (1), a screw rod of the auxiliary fixing bolt (52) penetrates through the threaded through hole (51) to be in threaded connection with the threaded through hole (51), and the detachable auxiliary fixing head (53) is detachably connected to the bottom of the auxiliary fixing bolt (52).
  3. 3. The fluid material analysis and detection apparatus as claimed in claim 2, wherein the detachable auxiliary fixing head (53) is one of a detachable adsorption head and a detachable rivet head, and the detachable adsorption head and the detachable rivet head are connected with the bottom of the auxiliary fixing bolt (52) through connecting bolts.
  4. 4. The fluid material analysis and detection device according to claim 1, wherein the vertical supporting mechanism (3) is an electric lifting rod, a grating ruler is fixed in the middle of the electric lifting rod, a main ruler of the grating ruler is fixed on a fixed rod of the electric lifting rod, and a reading head of the grating ruler is fixed on the surface of an inner rod of the electric lifting rod.
  5. 5. A fluid material analysis and detection apparatus as claimed in claim 1, wherein said Newtonian fluid test rotor comprises a 30℃blade rotor, a 60℃blade rotor and a 90℃blade rotor.
  6. 6. A fluid material analysis and detection device according to claim 5, wherein the 30-degree blade rotor is 80mm in length, 30mm in blade diameter, 2mm in blade thickness, 8mm in blade width, 0.01-10s -1 in blade thickness, 0.1-30r/min in corresponding rotation speed range, 0.5-1.0mm in fit clearance with a sample cell, 85mm in blade rotor length, 35mm in blade diameter, 2.5mm in blade thickness, 10mm in blade width, 0.1-50s -1 in corresponding rotation speed range, 1-60r/min in fit clearance with a sample cell, 0.8-1.5mm in fit clearance with a sample cell, 90-degree blade rotor is 90mm in length, 40mm in blade diameter, 3mm in blade thickness, 12mm in blade width, 1-100s -1 in corresponding rotation speed range, 10-100r/min in corresponding rotation speed range, and 1.2-2.0mm in fit clearance with a sample cell.
  7. 7. A fluid material analysis and detection apparatus according to claim 1, wherein the outer surface of the rotor is coated with a polytetrafluoroethylene hydrophobic coating having a thickness of 8. Mu.m.
  8. 8. A fluid material analysis and detection apparatus as claimed in claim 1, further comprising a sample cell assembly (8), wherein the sample cell assembly (8) comprises a sample cell body and an annular temperature control module, the sample cell body is arranged below the rotor assembly (2), and the annular temperature control module is integrated on the periphery of the sample cell and is linked with an embedded temperature sensor.
  9. 9. A method for detecting by using the fluid material analysis and detection device according to any one of claims 1-8 is characterized by comprising the following steps of A, placing the device on a supporting plane, enabling the device to be stably fixed by using an auxiliary fixing structure, B, selecting one of a common rotor or a rotor for Newton fluid test to be installed according to the type of fluid to be detected, C, pouring the fluid to be detected into a sample tank, controlling the temperature, D, enabling the rotor to be in contact with the fluid to be detected in the sample tank through a vertical supporting mechanism, E, starting a rotating motor to start testing, and disassembling and cleaning the rotor after the testing is finished.

Description

Fluid material analysis and detection device and detection method Technical Field The invention relates to the field of fluid material analysis, in particular to a fluid material analysis and detection device and a fluid material analysis and detection method. Background In the research and development of fluid materials such as paint, ink, polymer melt, food, biological medicine and the like and in the quality control process, rheological property and viscosity property are key evaluation indexes. The existing fluid analysis and detection device has a plurality of defects in practical application, particularly in a measurement scene facing non-Newtonian fluid (such as shear-thinning coating, thixotropic food colloid, shear-thickening particle suspension and the like), wherein the defects are more prominent, firstly, the existing Brinell viscometer can only measure the apparent viscosity of the fluid, the measurement result is seriously dependent on the rotating speed (shear rate) and the type of a rotor, a unified rheological characterization standard is not available, the real rheological characteristic of the non-Newtonian fluid cannot be accurately reflected, the measurement requirements on the rheological parameters of the non-Newtonian fluid in scientific research and production are difficult to meet, secondly, the rotor is installed without an accurate positioning structure, eccentricity is easy to occur, the gap between the rotor and a sample tank is unreasonable, the edge effect is easy to occur, meanwhile, the temperature fluctuation is obvious to interfere with the measurement result, the measurement accuracy is low, the measurement error of the non-Newtonian fluid is usually more than 5%, thirdly, the operation flow is complicated, the rotor installation, the sample pretreatment and the immersion depth adjustment are all dependent on manual operation, the manual error is easy to be introduced, the rotor is inconvenient to disassemble and the maintenance cost is high. Disclosure of Invention The invention provides a fluid material analysis and detection device and a detection method, which solve the problem of large detection error when a non-Newtonian fluid is detected by using the fluid material analysis and detection device in the prior art. In order to solve the technical problems, the invention adopts the following technical scheme: the fluid material analysis and detection device comprises a stable support and a rotor assembly, wherein the rotor assembly is fixed above the stable support through a vertical supporting mechanism, the rotor assembly comprises a rotating motor, a bearing supporting assembly and a rotor which are sequentially arranged from top to bottom, an output shaft of the rotating motor is connected with a calibration beryllium copper spring through a speed change gear set, the other end of the calibration beryllium copper spring is connected with the bearing supporting assembly and a main shaft of the rotor, the rotor is fixed at the lower part of the main shaft of the rotor, a shell is arranged outside the rotating motor, a cup cover is arranged outside the bearing supporting assembly, and a rotor leg protector is fixed at the bottom of the cup cover; The corrugated pipe is sleeved outside the calibration beryllium copper spring; Auxiliary fixing structures are uniformly arranged in the middle of the stable support; The main shaft outer wall of rotor has seted up the location joint piece, the rotor is one of ordinary rotor and Newton fluid test with the rotor, ordinary rotor and Newton fluid test with the inner wall top of rotor all be equipped with the joint groove of location joint piece adaptation, the joint groove fixed connection of joint piece through the fixing bolt of vertical setting with ordinary rotor or the joint groove fixed connection of Newton fluid test with the rotor. The auxiliary fixing structure is designed in the scheme to assist in fixing the whole device, so that the stability of the whole device is improved, the influence caused by vibration is effectively reduced during detection, the corrugated pipe is sleeved outside the beryllium copper spring in the scheme, dust can be effectively isolated, the aging speed of the beryllium copper spring is delayed, the positioning clamping block is arranged on the outer wall of the main shaft of the rotor, the rotor is installed to have an accurate positioning structure, eccentricity is not easy to occur, the problem is solved, and then the rotor is one of a common rotor and a rotor for Newtonian fluid test, so that the rotor of a corresponding type can be selected for installation according to requirements, and the test result is more accurate during the test. As a further preferred aspect of the present invention, the auxiliary fixing structure includes a threaded through hole, an auxiliary fixing bolt and a detachable auxiliary fixing head, the threaded through hole is vertically formed in the middle of the