CN116930016B - Nanometer thick liquids subsides characteristic testing arrangement - Google Patents
Nanometer thick liquids subsides characteristic testing arrangement Download PDFInfo
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- CN116930016B CN116930016B CN202311197368.7A CN202311197368A CN116930016B CN 116930016 B CN116930016 B CN 116930016B CN 202311197368 A CN202311197368 A CN 202311197368A CN 116930016 B CN116930016 B CN 116930016B
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- sedimentation
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- slurry
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- 239000007788 liquid Substances 0.000 title claims abstract description 6
- 238000004062 sedimentation Methods 0.000 claims abstract description 71
- 230000033001 locomotion Effects 0.000 claims abstract description 46
- 239000002002 slurry Substances 0.000 claims abstract description 38
- 238000001514 detection method Methods 0.000 claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 29
- 238000007667 floating Methods 0.000 claims abstract description 15
- 230000010355 oscillation Effects 0.000 claims abstract description 11
- 239000000758 substrate Substances 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 230000005291 magnetic effect Effects 0.000 claims description 5
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052701 rubidium Inorganic materials 0.000 claims description 3
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 claims description 3
- 230000005294 ferromagnetic effect Effects 0.000 claims description 2
- 238000002834 transmittance Methods 0.000 claims description 2
- 239000006185 dispersion Substances 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 10
- 230000005484 gravity Effects 0.000 abstract description 9
- 238000004220 aggregation Methods 0.000 abstract description 6
- 230000002776 aggregation Effects 0.000 abstract description 6
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000005119 centrifugation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 238000003825 pressing Methods 0.000 description 4
- 210000000078 claw Anatomy 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000005288 electromagnetic effect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002082 metal nanoparticle Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/04—Investigating sedimentation of particle suspensions
- G01N15/042—Investigating sedimentation of particle suspensions by centrifuging and investigating centrifugates
Abstract
The invention relates to the technical field of nano slurry detection, in particular to a nano slurry sedimentation characteristic testing device which comprises a detection cabinet, an oscillation sedimentation mechanism, a focusing movement mechanism and a sedimentation cylinder for filling feed liquid to be tested, wherein a control panel for controlling the oscillation sedimentation mechanism and the focusing movement mechanism to work is fixedly arranged on the surface of the detection cabinet, and the oscillation sedimentation mechanism comprises a positioning ring seat, a movement tray, a floating seat, a clamping table, a driving tray and a permanent magnet sphere, and the positioning ring seat is fixedly arranged on the inner side of the detection cabinet. By arranging the plane high-frequency vibration structure, the vibration sedimentation mechanism is utilized to carry out high-frequency vibration on the nano slurry at the inner side of the nano slurry sedimentation barrel, so that the movement speed and movement displacement of the dispersion system in the nano slurry are improved, the gravity sedimentation effect of the dispersion system is amplified by utilizing the vector combination of the plane vibration inertia force and gravity, the aggregation treatment of various dispersion systems is carried out, and the sedimentation characteristics of the nano slurry are judged according to the centrifugation and aggregation effect.
Description
Technical Field
The invention relates to the technical field of nano slurry detection, in particular to a nano slurry sedimentation characteristic testing device.
Background
The conductive paste is a colloidal system containing conductive particles. The conductive particles may be nano-sized carbon nanotubes, metal nanoparticles, or other conductive particles, which are suspended in a non-conductive medium (e.g., water or organic solvent) conductive paste has important roles in many applications such as electronics, energy storage, and sensors, etc. Keeping the conductive particles in the conductive paste dispersion stable, preventing their sedimentation or aggregation is a key factor in ensuring the performance and usability of the conductive paste. Since the sedimentation rates of different substances are different, sedimentation is unavoidable after a long-term standing, resulting in delamination of the slurry. If the stability of the slurry does not meet the requirement, layering can occur in the coating process, so that the problems of short circuit, unsatisfactory capacitance, inconsistent element resistance and expectation and the like are caused, and the instability in the performance of the same batch of products can be caused in industrial mass production.
There is a turbo iscandns type stability analyzer produced in france on the market at present, which is provided with a projection light edge and a scanning component, emits pulsed near infrared light to scan slurry, measures the change of transmitted light and back scattering light intensity after acting with the slurry, measures the change of slurry concentration in a certain interval, and further characterizes the stability of the slurry, although the detection precision of the analyzer is higher, the analyzer can provide a corresponding sedimentation curve, but the analyzer needs to perform long-time natural sedimentation operation on nano slurry, the higher the stability of suspension, the finer the particle size of dispersed phase particles is, the less obvious the separation effect caused by gravity is, sedimentation is performed by gravity standing of each component in the slurry, the sedimentation reaction rate is lower, the phenomenon is not obvious, and even though the detection is performed by optical scanning with higher precision, larger errors still exist. In view of the above, the present invention provides a nano slurry sedimentation property testing device for solving the existing problems, and aims to solve the problems and improve the practical value by the technology.
Disclosure of Invention
The present invention aims to solve one of the technical problems existing in the prior art or related technologies.
The technical scheme adopted by the invention is as follows: a nano-slurry sedimentation property testing device, comprising: the device comprises a detection cabinet, an oscillation sedimentation mechanism, a focusing movement mechanism and a sedimentation cylinder for filling feed liquid to be detected, wherein a control panel for controlling the oscillation sedimentation mechanism and the focusing movement mechanism to work is fixedly arranged on the surface of the detection cabinet;
the permanent magnet ball comprises a ball core, a sliding sleeve shell and a plurality of permanent magnet blocks which are uniformly distributed on the periphery of the surface of the ball core, wherein the permanent magnet blocks are of rubidium magnet block structures, the N pole arrangement direction of magnetic poles is outwards directed towards the radial direction of the ball core, the sliding sleeve shell is of a ball shell structure and is sleeved on the outer sides of the ball core and the permanent magnet blocks, the focusing movement mechanism comprises a first sliding rail, a second sliding rail, a detection substrate and a support guide rail for supporting one end of the second sliding rail, the other end of the second sliding rail is slidably mounted on the surface of the first sliding rail, the detection substrate is slidably mounted on the surface of the second sliding rail, and the surface of the detection substrate is provided with a projection light edge and a scanning assembly.
The present invention may be further configured in a preferred example to: the sedimentation charging barrel is of a high-transparency glass or acrylic transparent barrel structure, and the diameter of the sedimentation charging barrel is matched with the surface size of the clamping table.
The present invention may be further configured in a preferred example to: the floating seat comprises a fixed block, a supporting ring and a plurality of traction strips, wherein the fixed block and the traction strips are equally divided into two groups and symmetrically arranged about the origin of the center of the traction strips, each group of traction strips are connected in a mutually perpendicular mode, the other ends of the traction strips are respectively fixedly connected with the surfaces of the fixed block and the supporting ring, and the fixed block and the supporting ring are respectively fixedly installed on the bottom surfaces of the positioning ring seat and the driving tray.
The present invention may be further configured in a preferred example to: the traction bar is of an elastic metal sheet structure, the traction bar is vertically arranged, and a plurality of springs which are propped against the inner side of the positioning ring seat are arranged on the periphery of the driving tray.
The present invention may be further configured in a preferred example to: the bottom of clamping jaw pole is equipped with and rotates with the motion tray bottom surface and connect the driving tooth, the bottom surface of clamping platform rotates and installs the transmission tooth with the driving tooth transmission meshing, the surface sliding sleeve of clamping platform has cup jointed the depression bar, the bottom fixedly connected with of depression bar has the ring tooth pole with transmission tooth meshing.
The present invention may be further configured in a preferred example to: the bottom surface of the motion tray is protruding and cup joints in the top surface of permanent magnetism spheroid, the protruding structure of bottom surface of motion tray cup joints in the inboard of spacing ring, the bottom surface of motion tray and the top surface slip butt of spacing ring.
The present invention may be further configured in a preferred example to: the sliding sleeve is made of a polytetrafluoroethylene material, and the outer surface of the sliding sleeve is of a smooth surface structure.
The present invention may be further configured in a preferred example to: the electromagnetic parts are of electromagnet structures and are uniformly distributed in the circumferential direction, and the driving tray, the ball core and the sliding sleeve are non-ferromagnetic material members.
The beneficial effects obtained by the invention are as follows:
1. according to the invention, by arranging the plane high-frequency vibration structure, the vibration sedimentation mechanism is utilized to perform high-frequency vibration on the nano slurry inside the nano slurry sedimentation barrel so as to improve the movement speed and movement displacement of the dispersion system inside the nano slurry, so that the gravity sedimentation effect of the dispersion system is amplified by vector combination of plane vibration inertia force and gravity, the centrifugal effect on the dispersion system material is generated by utilizing the plane vibration inertia force, the aggregation treatment of various dispersion systems is performed, and the sedimentation characteristics of the nano slurry are judged according to the centrifugal and aggregation effects.
2. According to the invention, through arranging the novel motion driving structure, the plurality of electromagnetic parts are utilized to conduct magnetic attraction guiding motion of the permanent magnet spheres and drive the motion tray to conduct plane sliding, no vertical motion quantity exists, the sedimentation effect of the dispersion system in the glue solution is further improved, and the glue solution substances are prevented from being mixed due to vertical vibration.
3. According to the invention, the separated detection substrate structure is arranged, the floating seat is utilized for carrying out suspension support on the driving tray and the moving tray, the vibration of the moving tray is isolated from the conduction of the outside, the movement stability of the moving tray is ensured, and the lamination detection of the detection substrate and the sedimentation charging barrel is carried out after the vibration is finished.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic diagram of an internal structure of a detection cabinet according to an embodiment of the invention;
FIG. 3 is a schematic diagram of an oscillating sedimentation mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic diagram showing an exploded structure of an oscillating sedimentation mechanism according to an embodiment of the present invention;
FIG. 5 is a schematic view of a drive tray mounting structure according to an embodiment of the present invention;
FIG. 6 is a schematic view of a clamping table according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of an exploded structure of a permanent magnet sphere according to an embodiment of the present invention;
fig. 8 is a schematic diagram of a motion profile of a portion of a permanent magnet sphere according to an embodiment of the present invention.
Reference numerals:
100. detecting a cabinet; 110. a control panel;
200. oscillating the sedimentation mechanism; 210. a positioning ring seat; 220. a motion tray; 230. a floating seat; 240. clamping table; 250. driving the tray; 260. permanent magnet spheres; 211. a limiting ring; 221. a ball sleeve groove; 231. a fixed block; 232. a backing ring; 233. pulling the strip; 241. a clamping claw rod; 242. a drive tooth; 243. a ring tooth post; 244. a compression bar; 251. an electromagnetic member; 252. a spring; 261. a core; 262. a slide case; 263. permanent magnet blocks;
300. a focusing movement mechanism; 310. a first slide rail; 320. a second slide rail; 330. detecting a substrate; 311. a support rail; 331. projecting light edges; 332. a scanning assembly;
400. sedimentation cylinder.
Detailed Description
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present invention and features in the embodiments may be combined with each other.
Some embodiments of the present invention provide a nano-slurry sedimentation property testing device, which is described below with reference to the accompanying drawings.
Referring to fig. 1 to 7, the device for testing sedimentation characteristics of nano slurry provided by the present invention includes: the device comprises a detection cabinet 100, an oscillation sedimentation mechanism 200, a focusing movement mechanism 300 and a sedimentation cylinder 400 for filling feed liquid to be detected, wherein a control panel 110 for controlling the oscillation sedimentation mechanism 200 and the focusing movement mechanism 300 to work is fixedly arranged on the surface of the detection cabinet 100, the oscillation sedimentation mechanism 200 comprises a positioning ring seat 210, a movement tray 220, a floating seat 230, a clamping table 240, a driving tray 250 and a permanent magnet sphere 260, the positioning ring seat 210 is fixedly arranged on the inner side of the detection cabinet 100 and is fixedly provided with a limiting ring 211, the floating seat 230 is fixedly arranged on the bottom surface of the positioning ring seat 210, the driving tray 250 is fixedly arranged on the top surface of the floating seat 230 and is sleeved on the inner side of the positioning ring seat 210, the permanent magnet sphere 260 is arranged on the surface of the driving tray 250, a plurality of annularly distributed electromagnetic pieces 251 are arranged on the inner side of the driving tray 250, the bottom surface of the movement tray 220 is provided with ball sleeve grooves 221 and is sleeved on the top surface of the permanent magnet sphere 260, and the clamping table 240 is fixedly arranged on the surface of the movement tray 220 and is movably provided with a plurality of clamping jaw rods 241 for clamping the sedimentation cylinder 400;
the permanent magnet sphere 260 comprises a sphere core 261, a sliding sleeve shell 262 and a plurality of permanent magnet blocks 263 which are uniformly distributed on the periphery of the surface of the sphere core 261, wherein the permanent magnet blocks 263 are of rubidium magnetic block structures, the N pole arrangement direction of magnetic poles faces the radial direction of the sphere core 261, the sliding sleeve shell 262 is of a sphere shell structure and is sleeved on the outer sides of the sphere core 261 and the permanent magnet blocks 263, the focusing movement mechanism 300 comprises a first sliding rail 310, a second sliding rail 320, a detection substrate 330 and a support guide rail 311 for supporting one end of the second sliding rail 320, the other end of the second sliding rail 320 is slidably mounted on the surface of the first sliding rail 310, the detection substrate 330 is slidably mounted on the surface of the second sliding rail 320, and the surface of the detection substrate 330 is provided with a projection light edge 331 and a scanning component 332.
In this embodiment, the sedimentation cylinder 400 is a transparent barrel structure of high-transparent glass or acrylic, and the diameter of the sedimentation cylinder 400 is adapted to the surface size of the clamping table 240.
Specifically, the high-transmittance sedimentation cylinder 400 is utilized to fill the material to be tested, so that the projection light edge 331 and the scanning component 332 are convenient for optical detection of the internal material.
In this embodiment, the floating seat 230 includes a fixed block 231, a supporting ring 232 and a plurality of pulling strips 233, where the plurality of fixed blocks 231 and the pulling strips 233 are equally divided into two groups and symmetrically arranged about the origin of the center of the pulling strips 233, each group of pulling strips 233 is connected vertically to each other, and the other ends of the pulling strips 233 are fixedly connected with the surfaces of the fixed block 231 and the supporting ring 232, and the fixed block 231 and the supporting ring 232 are fixedly mounted on the bottom surfaces of the positioning ring seat 210 and the driving tray 250.
Further, the pulling strip 233 is of an elastic metal sheet structure, the pulling strip 233 is vertically arranged, and a plurality of springs 252 abutting against the inner side of the positioning ring seat 210 are arranged on the periphery of the driving tray 250.
Specifically, the elastic structure of the traction bar 233 is utilized to realize the flexible arrangement of the driving tray 250 in the horizontal direction, realize the random floating movement of the driving tray 250 in the horizontal direction, and avoid the vibration and mixing of materials in the sedimentation barrel 400 caused by the vertical movement of the driving tray 250.
In this embodiment, the bottom end of the clamping claw rod 241 is provided with a driving tooth rotationally connected with the bottom surface of the moving tray 220, the bottom surface of the clamping table 240 is rotationally provided with a driving tooth 242 in driving engagement with the driving tooth, the surface of the clamping table 240 is slidably sleeved with a pressing rod 244, and the bottom end of the pressing rod 244 is fixedly connected with a ring tooth post 243 in engagement with the driving tooth 242.
Specifically, when depositing the barrel 400, thereby directly pressing down depression bar 244 through the weight of depositing the barrel 400 makes clamp claw pole 241 transmission deflection motion carry out the centre gripping to the barrel 400 outer wall that subsides, simple structure centre gripping is stable, and clamping simple operation.
In this embodiment, the bottom surface of the moving tray 220 is convex and is sleeved on the top surface of the permanent magnet sphere 260, the bottom surface convex structure of the moving tray 220 is sleeved on the inner side of the limiting ring 211, and the bottom surface of the moving tray 220 is in sliding abutting connection with the top surface of the limiting ring 211.
In this embodiment, the sliding sleeve 262 is made of a polytetrafluoroethylene material, and the sliding sleeve 262 has a smooth surface.
Specifically, the low sliding friction of the polytetrafluoroethylene sleeve 262 is adopted, so that the motion friction and friction interference are reduced, and the motion stability of the motion tray 220 is ensured.
In this embodiment, the electromagnetic members 251 are of electromagnet structure and uniformly distributed in the circumferential direction, and the driving tray 250, the ball core 261 and the sliding sleeve housing 262 are non-ferromagnetic members.
Specifically, the plurality of electromagnetic members 251 distributed around the circumference are utilized to electrify one by one to generate an electromagnetic field to guide the permanent magnet sphere 260 to roll and drive the motion tray 220 to perform plane motion, so that high-frequency motion oscillation of the motion tray 220 is realized.
The working principle and the using flow of the invention are as follows:
when the nano slurry sedimentation property testing device is used, nano slurry is filled into a sedimentation cylinder 400 and is placed on the surface of a clamping table 240, a pressing rod 244 and a ring tooth post rod 243 are pressed down by gravity, a transmission tooth 242 drives a clamping jaw rod 241 to deflect so as to clamp and position the sedimentation cylinder 400, the sedimentation cylinder 400 is fixed on the surface of a motion tray 220, the floating support of a driving tray 250 is carried out through an elastic structure of a floating seat 230, electromagnetic effects are generated by electrifying each electromagnetic member 251 in the driving tray 250 one by one, an electromagnetic field is generated under the action of sequential passing points of each opposite electromagnetic member 251 to magnetically attract and guide a permanent magnet sphere 260, the reciprocating rolling of the permanent magnet sphere 260 in the driving tray 250 drives the motion tray 220 to carry out plane movement, and a vibration sedimentation mechanism 200 carries out high-frequency vibration on the nano slurry in the inner side of the nano slurry sedimentation cylinder so as to improve the motion rate and motion displacement of a dispersion system, thus the gravity sedimentation effect of the dispersion system is amplified by utilizing the vector compound of plane vibration force and gravity force, and the centrifugal force of the dispersion system is utilized to generate various vibration effects on the dispersion system of the dispersion system by utilizing plane inertia force and the centrifugal force of the dispersion system;
the first slide rail 310 and the second slide rail 320 drive the detection substrate 330 to be attached to the outer wall of the sedimentation cylinder 400, and the projection light edge 331 and the scanning component 332 detect light and reflected light on the surface of the sedimentation cylinder 400, so that the sedimentation characteristics of the nano slurry are determined according to the centrifugal and aggregation effects of the dispersion system.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (9)
1. A nano-slurry sedimentation property testing device, characterized by comprising: the device comprises a detection cabinet (100), an oscillation sedimentation mechanism (200), a focusing movement mechanism (300) and a sedimentation cylinder (400) for filling feed liquid to be detected, wherein a control panel (110) for controlling the oscillation sedimentation mechanism (200) and the focusing movement mechanism (300) to work is fixedly arranged on the surface of the detection cabinet (100),
the vibration sedimentation mechanism (200) comprises a positioning ring seat (210), a moving tray (220), a floating seat (230), a clamping table (240), a driving tray (250) and a permanent magnet ball body (260), wherein the positioning ring seat (210) is fixedly arranged on the inner side of a detection cabinet (100) and is fixedly provided with a limiting ring (211) on the surface, the floating seat (230) is fixedly arranged on the bottom surface of the positioning ring seat (210), the driving tray (250) is fixedly arranged on the top surface of the floating seat (230) and is sleeved on the inner side of the positioning ring seat (210), the permanent magnet ball body (260) is arranged on the surface of the driving tray (250), a plurality of annularly distributed electromagnetic pieces (251) are arranged on the inner side of the driving tray (250), a ball sleeve groove (221) is formed in the bottom surface of the moving tray (220) and is sleeved on the top surface of the permanent magnet ball body (260), and a plurality of clamping jaw rods (241) for clamping and sedimentation barrels (400) are movably arranged on the surface of the clamping table (240);
the focusing movement mechanism (300) comprises a first sliding rail (310), a second sliding rail (320), a detection substrate (330) and a support guide rail (311) for supporting one end of the second sliding rail (320), wherein the other end of the second sliding rail (320) is slidably mounted on the surface of the first sliding rail (310), the detection substrate (330) is slidably mounted on the surface of the second sliding rail (320), and the surface of the detection substrate (330) is provided with a projection light edge (331) and a scanning assembly (332).
2. The nano-slurry sedimentation characteristic testing device according to claim 1, wherein the sedimentation cylinder (400) is of a high-transmittance glass or acrylic transparent barrel structure, and the diameter of the sedimentation cylinder (400) is matched with the surface size of the clamping table (240).
3. The nano-slurry sedimentation characteristic testing device according to claim 1, wherein the floating seat (230) comprises a fixed block (231), a supporting ring (232) and a plurality of traction strips (233), the plurality of fixed blocks (231) and the traction strips (233) are equally divided into two groups and symmetrically arranged about a center origin of the traction strips (233), each group of traction strips (233) is mutually perpendicular and the other end is fixedly connected with the surfaces of the fixed block (231) and the supporting ring (232) respectively, and the fixed block (231) and the supporting ring (232) are fixedly mounted on the bottom surfaces of the positioning ring seat (210) and the driving tray (250) respectively.
4. A nano-slurry sedimentation property testing device according to claim 3, wherein the pulling strip (233) is of an elastic metal sheet structure, the pulling strip (233) is vertically arranged, and a plurality of springs (252) which are abutted against the inner side of the positioning ring seat (210) are arranged on the periphery of the driving tray (250).
5. The nano-slurry sedimentation characteristic testing device according to claim 1, wherein a driving tooth is rotatably connected with the bottom surface of the moving tray (220) at the bottom end of the clamping jaw rod (241), a transmission tooth (242) in transmission engagement with the driving tooth is rotatably mounted at the bottom surface of the clamping table (240), a compression rod (244) is slidably sleeved on the surface of the clamping table (240), and a ring tooth post rod (243) in engagement with the transmission tooth (242) is fixedly connected at the bottom end of the compression rod (244).
6. The nano-slurry sedimentation property testing device according to claim 1, wherein the bottom surface of the moving tray (220) is convex and sleeved on the top surface of the permanent magnet sphere (260), the bottom surface convex structure of the moving tray (220) is sleeved on the inner side of the limiting ring (211), and the bottom surface of the moving tray (220) is in sliding abutting connection with the top surface of the limiting ring (211).
7. The nano slurry sedimentation characteristic testing device according to claim 1, wherein the permanent magnet sphere (260) comprises a sphere core (261), a sliding sleeve shell (262) and a plurality of permanent magnet blocks (263) uniformly distributed on the periphery of the surface of the sphere core (261), the permanent magnet blocks (263) are of rubidium magnet block structures, the arrangement direction of N poles of the magnetic poles faces outwards in the radial direction of the sphere core (261), and the sliding sleeve shell (262) is of a sphere shell structure and is sleeved on the outer sides of the sphere core (261) and the permanent magnet blocks (263).
8. The device for testing sedimentation characteristics of nano-slurry according to claim 7, wherein the sliding sleeve housing (262) is made of a polytetrafluoroethylene material, and the outer surface of the sliding sleeve housing (262) has a smooth surface structure.
9. The nano-slurry sedimentation property testing device according to claim 7, wherein the electromagnetic members (251) are of an electromagnet structure and are uniformly distributed in the circumferential direction, and the driving tray (250), the ball core (261) and the sliding sleeve shell (262) are non-ferromagnetic members.
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| CN202311197368.7A CN116930016B (en) | 2023-09-18 | 2023-09-18 | Nanometer thick liquids subsides characteristic testing arrangement |
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