Search

CN-224228889-U - Slurry pump impeller abrasion simulation experiment table

CN224228889UCN 224228889 UCN224228889 UCN 224228889UCN-224228889-U

Abstract

The utility model discloses a slurry pump impeller abrasion simulation experiment table, which belongs to the technical field of slurry pumps and comprises an experiment table, a storage mechanism and an experiment mechanism, wherein the storage mechanism comprises a water tank, a stirring structure, a first guide pipe and a second guide pipe, the stirring structure is arranged in the water tank and comprises a stirring shaft and a plurality of stirrers arranged on the stirring shaft, the stirrers stir in the water tank under the condition that the stirring shaft rotates, a first end of the first guide pipe is communicated with the water tank, a first end of the second guide pipe is communicated with the water tank, the experiment mechanism comprises an installation table, a test pump and a transmission shaft, the test pump is a slurry pump structure which is formed by matching the first pump body and the second pump body and is provided with a pump cavity, the first pump body and the second pump body are detachably connected, the transmission shaft is used for connecting a slurry pump impeller to be tested and arranged in the pump cavity, and a second end of the first guide pipe is communicated with the test pump. The complex working condition of the slurry pump impeller can be truly simulated.

Inventors

  • JIN XIN
  • Luan Shihan
  • ZHAO GUOCHAO
  • SHANG ZUEN

Assignees

  • 辽宁工程技术大学

Dates

Publication Date
20260512
Application Date
20250411

Claims (10)

  1. 1. The slurry pump impeller abrasion simulation experiment table is characterized by comprising an experiment table (10), a storage mechanism (20) and an experiment mechanism (30), wherein the storage mechanism (20) is positioned at the bottom of the experiment table (10), and the experiment mechanism (30) is positioned at the top of the experiment table (10); The storage mechanism (20) comprises a water tank (201), a stirring structure (202), a first conduit (203) and a second conduit (204), wherein the stirring structure (202) is arranged in the water tank (201), the stirring structure (202) comprises a stirring shaft (2021) and a plurality of stirrers (2022) arranged on the stirring shaft (2021), the stirrers (2022) stir in the water tank (201) under the condition that the stirring shaft (2021) rotates, a first end of the first conduit (203) is communicated with the water tank (201), and a first end of the second conduit (204) is communicated with the water tank (201); The experimental mechanism (30) comprises an installation table (301), a test pump (302) and a transmission shaft (303), wherein the test pump (302) is arranged on the experiment table (10) through the installation table (301), the test pump (302) is a slurry pump structure which is formed by matching a first pump body and a second pump body and is provided with a pump cavity, the first pump body is detachably connected with the second pump body, the transmission shaft (303) is arranged in the pump cavity, the transmission shaft (303) is detachably connected with the test pump (302), the transmission shaft (303) is used for connecting a slurry pump impeller to be tested which is arranged in the pump cavity, the second end of the first guide pipe (203) is communicated with the test pump (302), and the second end of the second guide pipe (204) is communicated with the test pump (302).
  2. 2. The slurry pump impeller wear simulation experiment table according to claim 1, further comprising a control mechanism (40), wherein the storage mechanism (20) further comprises a first driving motor (205), the experiment mechanism (30) further comprises a second driving motor (304), the control mechanism (40) is electrically connected with the first driving motor (205) and the second driving motor (304) respectively, an output shaft of the first driving motor (205) is connected with the stirring shaft (2021), and an output shaft of the second driving motor (304) is connected with the transmission shaft (303).
  3. 3. The slurry pump impeller wear simulation experiment table according to claim 2, wherein the experiment mechanism (30) further comprises a hall sensor (305) and a magnet block (306), the hall sensor (305) is in communication connection with the control mechanism (40), the magnet block (306) is arranged on the transmission shaft (303), the hall sensor (305) is arranged on the surface of the housing of the second driving motor (304), and the sensing area of the hall sensor (305) faces the magnet block (306).
  4. 4. The slurry pump impeller wear simulation experiment table according to claim 2, wherein the experiment mechanism (30) further comprises a temperature sensor (307) and a water level sensor (308), the temperature sensor (307) and the water level sensor (308) being respectively in communication with the control mechanism (40), the temperature sensor (307) and the water level sensor (308) being both provided in the water tank (201).
  5. 5. The slurry pump impeller wear simulation experiment table according to claim 2, wherein the storage mechanism (20) further comprises a heating plate (206), the heating plate (206) being electrically connected with the control mechanism (40), the heating plate (206) being arranged in the water tank (201).
  6. 6. The slurry pump impeller wear simulation experiment table according to any one of claims 2 to 5, wherein the control mechanism (40) comprises a turntable (401), a support rod (402) and a touch panel (403), the bottom end of the turntable (401) is connected with one side of the upper end of the experiment table (10), and the top end of the turntable (401) is rotatably connected with the touch panel (403) through the support rod (402).
  7. 7. The slurry pump impeller wear simulation experiment table according to claim 1, wherein a water inlet (2011) and a water outlet (2012) are arranged on the water tank (201), the water inlet (2011) is positioned at the top of the water tank (201), and the water outlet (2012) is positioned at the bottom of the water tank (201).
  8. 8. The slurry pump impeller wear simulation experiment table according to claim 7, wherein a sloping plate (2013) is arranged at the bottom of the water tank (201), the sloping plate (2013) extends from a first side to a second side, the first side and the second side are two opposite sides on the water tank (201), the height of the sloping plate (2013) increases from the first side to the second side, and the water outlet (2012) is located at a position near the first side at the bottom of the water tank (201).
  9. 9. The slurry pump impeller wear simulation experiment table according to claim 1, wherein a chute (101) is formed in the experiment table (10), and the installation table (301) is arranged in the chute (101).
  10. 10. The slurry pump impeller wear simulation experiment table according to claim 1, wherein a tool holder (50) is further provided on the experiment table (10).

Description

Slurry pump impeller abrasion simulation experiment table Technical Field The utility model relates to the technical field of slurry pumps, in particular to a slurry pump impeller abrasion simulation experiment table. Background The slurry pump is used as key equipment for conveying high-concentration slurry containing solid particles in industries such as mines, metallurgy, electric power, coal and the like, and the impeller of the slurry pump can be washed and impacted by the solid particles in the slurry in the long-term operation process, so that the slurry pump is severely worn. The impeller abrasion not only can reduce the working efficiency of the slurry pump and increase the energy consumption, but also can cause equipment faults, influence the continuity of production and cause huge economic loss. In the prior art, the abrasion simulation of the slurry pump impeller is mostly carried out by establishing a theoretical model or a numerical model, in order to simplify calculation in the modeling process, a great deal of simplification and assumption are usually carried out on the characteristics of slurry, the movement track of particles, the structure of the impeller, the abrasion mechanism and the like, in the actual operation, the working environment of the slurry pump is complex and changeable, the concentration, the flow rate and the temperature of the slurry, the hardness of the particles and other parameters are changed along with time and space, and the model simulation is generally difficult to truly simulate the complex working conditions. Accordingly, in view of the above, research and improvement are made on the existing structure and the existing defects, and a slurry pump impeller abrasion simulation experiment table is provided so as to achieve the purpose of having higher practical value. Disclosure of utility model The utility model aims to provide a slurry pump impeller wear simulation experiment table, which aims to solve the problems that the conventional slurry pump impeller wear simulation proposed in the background art is mostly carried out by establishing a theoretical model or a numerical model, and the model simulation is difficult to truly simulate the complex working conditions. The embodiment of the utility model provides a slurry pump impeller abrasion simulation experiment table, which comprises an experiment table, a storage mechanism and an experiment mechanism, wherein the storage mechanism is positioned at the bottom of the experiment table, and the experiment mechanism is positioned at the top of the experiment table; The storage mechanism comprises a water tank, a stirring structure, a first guide pipe and a second guide pipe, wherein the stirring structure is arranged in the water tank, the stirring structure comprises a stirring shaft and a plurality of stirrers arranged on the stirring shaft, the stirrers stir in the water tank under the condition that the stirring shaft rotates, the first end of the first guide pipe is communicated with the water tank, and the first end of the second guide pipe is communicated with the water tank; The experimental mechanism comprises an installation table, a test pump and a transmission shaft, wherein the test pump is arranged on the experimental table through the installation table, the test pump is of a slurry pump structure which is formed by matching a first pump body and a second pump body and provided with a pump cavity, the first pump body is detachably connected with the second pump body, the transmission shaft is arranged in the pump cavity, the transmission shaft is detachably connected with the test pump, the transmission shaft is used for connecting a slurry pump impeller to be tested and arranged in the pump cavity, the second end of the first guide pipe is communicated with the test pump, and the second end of the second guide pipe is communicated with the test pump. Further, the experimental device further comprises a control mechanism, the storage mechanism further comprises a first driving motor, the experimental mechanism further comprises a second driving motor, the control mechanism is respectively and electrically connected with the first driving motor and the second driving motor, an output shaft of the first driving motor is connected with the stirring shaft, and an output shaft of the second driving motor is connected with the transmission shaft. Further, the experimental mechanism further comprises a Hall sensor and a magnet block, the Hall sensor is in communication connection with the control mechanism, the magnet block is arranged on the transmission shaft, the Hall sensor is arranged on the surface of the shell of the second driving motor, and the induction area of the Hall sensor faces to the magnet block. Further, the experiment mechanism further comprises a temperature sensor and a water level sensor, the temperature sensor and the water level sensor are respectively in communication connection w