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CN-224208529-U - Rotary vibration screening device for preparing high-purity graphite

CN224208529UCN 224208529 UCN224208529 UCN 224208529UCN-224208529-U

Abstract

The utility model discloses a rotary vibration screening device for preparing high-purity graphite, which relates to the technical field of graphite preparation and comprises a machine base and a screening frame, wherein the screening frame is arranged above the machine base and is provided with a plurality of screening frames which are movably and overlapped and arranged above the machine base, the rotary vibration screening device also comprises a screen, the screen is arranged at the upper end of the inside of the screening frame, the diameters of the screen holes on the surfaces of the screens in the screening frames are inconsistent, the pore diameters of the screen holes on the surfaces of the screen are gradually decreased from top to bottom, a conical plate is arranged on the bottom surface of the screen, and the conical plate is used for collecting and collecting materials which are screened down in a concentrated manner and is conveyed to the center of the next layer of screening frame through a concentrated pipe at the bottom of the conical plate.

Inventors

  • LIU HAIBIN
  • WANG YI
  • HE JIAJIAN
  • ZHANG HAOQING
  • FU SHILEI

Assignees

  • 郑州万贯环保科技有限公司

Dates

Publication Date
20260508
Application Date
20250530

Claims (7)

  1. 1. The rotary vibration screening device for the high-purity graphite preparation comprises a machine base (9) and a screening frame (5), wherein the screening frame (5) is arranged above the machine base (9), and the screening frame (5) is provided with a plurality of screening frames which are movably and overlapped and arranged above the machine base (9); it is characterized in that the method also comprises the following steps: Screen cloth (6), its inside upper end of installing at screening frame (5), the sieve mesh diameter on the inside screen cloth (6) surface of a plurality of screening frames (5) is all inconsistent, and the sieve mesh aperture on screen cloth (6) surface is from top to bottom progressively decrease, the bottom surface mounting of screen cloth (6) has conical plate (7), and conical plate (7) pass through bolted connection to be fixed at the bottom surface of screen cloth (6), the bottom central integrated into one piece of conical plate (7) is provided with concentrated pipe (8), and the upper and lower both sides of concentrated pipe (8) intercommunication conical plate (7).
  2. 2. The rotary vibration screening device for preparing high-purity graphite according to claim 1, wherein a spiral blanking disc (11) is arranged in the collecting pipe (8), and the spiral blanking disc (11) is movably clamped in the collecting pipe (8).
  3. 3. The rotary vibration screening device for preparing high-purity graphite according to claim 2, wherein the bottom of the spiral blanking disc (11) is provided with a connecting rod (12), the bottom of the connecting rod (12) extends to the surface of the screen (6) below, an arc-shaped ring (13) is arranged at the bottom of the connecting rod (12) in a circle, and the arc-shaped ring (13) is attached to the surface of the screen (6).
  4. 4. The rotary vibration screening device for preparing high-purity graphite according to claim 1, wherein the upper end of the screening frame (5) at the uppermost part is provided with a dust cover (1), the bottom of the dust cover (1) is fixedly connected with the screening frame (5) through a buckle, the middle part of the upper end of the dust cover (1) is integrally formed with a feed inlet (2), and the feed inlet (2) is communicated with the inside of the dust cover (1).
  5. 5. The rotary vibration screening device for preparing high-purity graphite according to claim 1, wherein the machine base (9) and the screening frame (5) are connected through springs (10), and the springs (10) are arranged in a plurality of annular arrays and are uniformly distributed between the machine base (9) and the screening frame (5).
  6. 6. The rotary vibration screening device for preparing high-purity graphite according to claim 1, wherein a discharging channel (3) is arranged on one side of the outer portion of the screening frame (5), the discharging channel (3) is communicated with the interior of the screening frame (5), a discharging hole (4) is formed in one side, away from the screening frame (5), of the bottom of the discharging channel (3), and the discharging hole (4) is communicated with the interior of the screening frame (5).
  7. 7. The rotary vibration screening device for preparing high-purity graphite according to claim 4, wherein a buffer plate (15) is arranged in the center of the inside of the dust cover (1), the buffer plate (15) is arranged in the dust cover (1) through a rotating rod (14), two ends of the rotating rod (14) are clamped on the inner wall of the dust cover (1), and the buffer plate (15) rotates in the dust cover (1) through the rotating rod (14).

Description

Rotary vibration screening device for preparing high-purity graphite Technical Field The utility model relates to the technical field of graphite preparation, in particular to a rotary vibration screening device for preparing high-purity graphite. Background Pure graphite is a graphite material which is subjected to advanced purification treatment and extremely low in impurity content, and has the characteristics of high conductivity, high temperature resistance, chemical inertness, self-lubricating property and excellent thermal stability, natural graphite ore or artificial graphite raw materials are coarsely crushed by a jaw crusher, a rotary vibrating screen is used for separating large particles with qualified granularity and substandard granularity, the latter is returned to the crusher for secondary treatment, and non-graphite impurities such as silt, saw dust and the like in the ore can be primarily screened out by screening, so that the subsequent purification load is reduced. The device comprises a base, a casing supported by a spring at the top of the base, a first screening layer, a second screening layer and a third screening layer which are arranged in the casing in a stacked manner from top to bottom, and a stirring shaft coaxially and rotatably arranged in the casing, wherein the casing is provided with a plurality of screening layers, and the first screening layer, the second screening layer and the third screening layer are arranged in the casing in a stacked manner from top to bottom; The material of the device is directly scattered and falls into the lower layer screen, and a concentration mechanism is not arranged, so that the vibration direction is not matched with the blanking position, a flowing dead zone (the material is stagnant and does not flow) is formed in certain areas, the whole screen surface cannot be uniformly covered, and the screen cannot be sufficiently screened, and therefore, the rotary vibration screening device for preparing high-purity graphite is provided, and the problems in the prior art are solved. Disclosure of utility model The utility model aims to provide a rotary vibration screening device for preparing high-purity graphite, which aims to solve the problems that materials of the device are directly scattered and fall into a lower screen in the prior art, a concentration mechanism is not arranged, the vibration direction is not matched with the blanking position, certain areas form a flow dead zone (the materials are stagnant and do not flow), the whole screen surface cannot be uniformly covered, and the screen cannot be sufficiently screened. In order to achieve the aim, the utility model provides the technical scheme that the rotary vibration screening device for preparing the high-purity graphite comprises a stand and a screening frame, wherein the screening frame is arranged above the stand, and a plurality of screening frames are arranged above the stand in a movable superposition manner; Further comprises: The screen cloth, its inside upper end of installing at the screening frame, the sieve mesh diameter on a plurality of screening frame inside screen cloth surfaces is all inconsistent, and the sieve mesh aperture on screen cloth surface from top to bottom reduces, the bottom surface mounting of screen cloth has the tapered plate, and the tapered plate passes through bolted connection to be fixed at the bottom surface of screen cloth, the bottom center integrated into one piece of tapered plate is provided with the concentrate pipe, and the upper and lower both sides of concentrate pipe intercommunication tapered plate. Preferably, a spiral blanking disc is arranged in the collecting pipe, and the spiral blanking disc is movably clamped in the collecting pipe. Preferably, the connecting rod is installed to the bottom of spiral unloading dish, and the bottom of connecting rod extends to the screen cloth surface of below, the bottom round of connecting rod is provided with the arc ring, and the laminating of arc ring is at the surface of screen cloth. Preferably, the upper end of the screening frame at the top is provided with a dust cover, the bottom of the dust cover is fixedly connected with the screening frame through a buckle, the middle part integrated into one piece of the upper end of the dust cover is provided with a feed inlet, and the feed inlet is communicated with the inside of the dust cover. Preferably, the machine base is connected with the screening frame through springs, and the springs are provided with a plurality of annular arrays and are uniformly distributed between the machine base and the screening frame. Preferably, the outside one side of screening frame is provided with the ejection of compact way, and ejection of compact way and the inside intercommunication of screening frame, one side that the screening frame was kept away from to ejection of compact way bottom is provided with the discharge gate, and discharge gate and th