Search

CN-224216509-U - Laser particle analyzer sampling mechanism

CN224216509UCN 224216509 UCN224216509 UCN 224216509UCN-224216509-U

Abstract

The utility model discloses a laser particle analyzer sampling mechanism which comprises a sampling hopper, a feeding port, a dispersing bin and nozzles, wherein the feeding port is arranged at one end of the top of the sampling hopper, the dispersing bin is arranged at the bottom end of the sampling hopper, second rotating shafts are arranged on two sides of the inside of the dispersing bin through brackets, blowing pipes are arranged on the second rotating shafts, the nozzles are uniformly distributed on one sides of the blowing pipes, driving boxes are arranged on one sides of the brackets, second driving motors are arranged in the driving boxes, driving gears are arranged at the output ends of the second driving motors, one ends of the second rotating shafts extend into the driving boxes, and driven gears meshed with the driving gears are arranged at one ends of the second rotating shafts. According to the utility model, the sample feeding hopper, the dispersing bin, the bracket, the second rotating shaft, the blowing pipe, the nozzle and the driving box are arranged, so that auxiliary air flows in different directions can be provided according to different samples, and the dispersing effect of the samples can be optimized in a targeted manner.

Inventors

  • WANG CHENGLIANG
  • CUI DAWEI

Assignees

  • 山东耐克特分析仪器有限公司

Dates

Publication Date
20260508
Application Date
20250526

Claims (8)

  1. 1. The utility model provides a laser particle analyzer advances mechanism, its characterized in that, including advance fill (1), feed inlet (2), dispersion storehouse (7) and nozzle (13), advance the one end at fill (1) top and be provided with feed inlet (2), just advance the bottom of fill (1) and be provided with dispersion storehouse (7), the top of dispersion storehouse (7) is linked together through connecting pipe and advance fill (1), just the bottom of dispersion storehouse (7) is provided with discharge gate (12), the inside both sides of dispersion storehouse (7) all are provided with second pivot (14) through support (8), just be provided with on second pivot (14) and blow pipe (9), one side evenly distributed who blows pipe (9) has nozzle (13), one side of support (8) all is provided with driving box (15), just the inside of driving box (15) all is provided with second driving motor (16), the output of second driving motor (16) all is provided with driving gear (17), the one end of second pivot (14) all extends to in driving gear (15) and driving gear (18).
  2. 2. The laser particle analyzer sampling mechanism as claimed in claim 1, wherein a first rotating shaft (3) is arranged at the central position inside the sampling hopper (1), and spiral blades (22) are uniformly distributed at the central position of the first rotating shaft (3).
  3. 3. The laser particle analyzer sampling mechanism as claimed in claim 2, wherein a first driving motor (4) is fixed at the top of the sampling hopper (1), and the output end of the first driving motor (4) is connected with a first rotating shaft (3).
  4. 4. The laser particle analyzer sampling mechanism as claimed in claim 2, wherein the scrapers (21) are uniformly arranged on two sides of the first rotating shaft (3) through connecting rods, and the scrapers (21) are attached to the inner wall of the sampling hopper (1).
  5. 5. The laser particle analyzer sampling mechanism of claim 1, wherein a third rotating shaft (20) is arranged at the bottom end of the sampling hopper (1), and partition plates (6) are uniformly distributed on the outer side of the third rotating shaft (20).
  6. 6. The laser particle analyzer sampling mechanism as claimed in claim 5, wherein the separation plates (6) are provided with 6 groups, and the sampling hoppers (1) between the separation plates (6) are provided with accommodating cavities (5).
  7. 7. The laser particle analyzer sampling mechanism of claim 5, wherein a third driving motor (19) is fixed at the bottom end of one side of the sampling hopper (1), and the output end of the third driving motor (19) is connected with a third rotating shaft (20).
  8. 8. The laser particle analyzer sampling mechanism according to claim 1, wherein air pumps (11) are arranged at two ends of the top of the dispersing bin (7), and the air pumps (11) are respectively connected with the blowing pipe (9) and the air compressor through air guide pipes (10).

Description

Laser particle analyzer sampling mechanism Technical Field The utility model relates to the technical field of sample injection mechanisms, in particular to a laser particle analyzer sample injection mechanism. Background The laser particle analyzer is a precise instrument for rapidly measuring particle size distribution by utilizing a laser scattering or diffraction principle, is widely applied to the fields of material science, chemical industry, medicine, food, geology and the like, and a sample injection mechanism of the laser particle analyzer is an important component part of the laser particle analyzer and is mainly used for uniformly and stably conveying samples to a measuring area so as to ensure the accuracy and the reliability of measuring results. According to different specifications of the laser particle sizer, the sample injection mechanism is of different types, and takes a funnel type sample injection mechanism as an example, the sample injection mechanism mainly introduces dry powder samples, the dry powder samples are stored in the sample injection mechanism and fall under the action of gravity, and are conveyed to a measuring area of the laser particle sizer through a pipeline or a channel of the laser particle sizer, in order to improve feeding efficiency, compressed air is generally introduced from the side surface to form high-speed air flow, the samples are blown to the laser measuring area, but the angle of a nozzle is generally fixed, different samples are required to be dispersed in an auxiliary mode by air flows in different directions, the dispersing effect cannot be optimized pertinently by the air flow with fixed angles, so that part of the samples are not dispersed thoroughly, and the measuring accuracy is influenced. Disclosure of utility model The utility model aims to provide a laser particle analyzer sampling mechanism to solve the problems in the background technology. In order to achieve the above purpose, the laser particle analyzer sampling mechanism comprises a sampling hopper, a feeding port, a dispersing bin and a nozzle, wherein the feeding port is arranged at one end of the top of the sampling hopper, the dispersing bin is arranged at the bottom end of the sampling hopper, the top end of the dispersing bin is communicated with the sampling hopper through a connecting pipe, the bottom end of the dispersing bin is provided with a discharging port, two sides of the inside of the dispersing bin are respectively provided with a second rotating shaft through a bracket, the second rotating shafts are respectively provided with a blowing pipe, the nozzles are uniformly distributed on one side of each blowing pipe, the driving boxes are respectively arranged on one side of each bracket, the second driving motors are respectively arranged in the driving boxes, the driving gears are respectively arranged at the output ends of the second driving motors, one ends of the second rotating shafts respectively extend into the driving boxes, and the driven gears meshed with the driving gears are respectively arranged at one ends of the second rotating shafts. Preferably, a first rotating shaft is arranged at the central position inside the sample feeding hopper, and spiral blades are uniformly distributed at the central position of the first rotating shaft. Preferably, a first driving motor is fixed at the top of the sample feeding hopper, and the output end of the first driving motor is connected with a first rotating shaft. Preferably, both sides of the first rotating shaft are uniformly provided with scraping plates through connecting rods, and the scraping plates are attached to the inner wall of the sample feeding hopper. Preferably, a third rotating shaft is arranged at the bottom end of the sample feeding hopper, and a partition plate is uniformly distributed on the outer side of the third rotating shaft. Preferably, the baffle is provided with 6 groups, just all form in the advance hopper between the baffle and hold the chamber. Preferably, a third driving motor is fixed at the bottom end of one side of the sample feeding hopper, and the output end of the third driving motor is connected with a third rotating shaft. Preferably, air pumps are arranged at two ends of the top of the dispersion bin, and the air pumps are respectively connected with the blowing pipe and the air compressor through air guide pipes. Compared with the prior art, the laser particle analyzer sampling mechanism has the beneficial effects that the sampling hopper, the dispersing bin, the bracket, the second rotating shaft, the blowing pipe, the nozzle, the driving box, the driving gear, the driven gear and the second driving motor are arranged, the powder sample is stored in the sampling hopper, the bottom of the dispersing bin is connected with the measuring channel of the laser particle analyzer through the discharge hole, after the powder sample enters the dispersing bin, the cross air flow is formed