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CN-224208482-U - Stone vibrating screen for asphalt production

CN224208482UCN 224208482 UCN224208482 UCN 224208482UCN-224208482-U

Abstract

The utility model discloses a stone vibrating screen for asphalt production, which relates to the field of stone screening devices and comprises an operation cylinder, wherein a first screen cylinder, a second screen cylinder and a third screen cylinder are arranged in the operation cylinder, a plurality of screening holes are formed in the inner bottom walls of the first screen cylinder, the second screen cylinder and the third screen cylinder, the inner bottom walls of the first screen cylinder, the second screen cylinder and the third screen cylinder are provided with inclined planes, and a vibration screening mechanism is arranged on the inner bottom wall of the operation cylinder. The rotary table drives the eccentric convex shaft to rotate, so that the first return-shaped plate and the connecting plate are driven to move up and down integrally, the connecting plate drives the second return-shaped plate to move up and down, the sliding block is stressed, the first screen cylinder, the second screen cylinder and the third screen cylinder are driven to move up and down together to generate vibration, the inner diameters of the screening holes are gradually decreased from top to bottom, stones are screened, and the screening effect is achieved.

Inventors

  • ZHU LITONG
  • HAN ZHAOYONG

Assignees

  • 山东宝玺节能燃料有限公司

Dates

Publication Date
20260508
Application Date
20250401

Claims (5)

  1. 1. The stone vibrating screen for asphalt production comprises an operation cylinder (1) and is characterized in that a first screen cylinder (5), a second screen cylinder (6) and a third screen cylinder (7) are arranged in the operation cylinder (1), a plurality of screening holes (8) are formed in inner bottom walls of the first screen cylinder (5), the second screen cylinder (6) and the third screen cylinder (7), the inner bottom walls of the first screen cylinder (5), the second screen cylinder (6) and the third screen cylinder (7) are arranged to be inclined surfaces, and a vibration screening mechanism is arranged on the inner bottom walls of the operation cylinder (1); the vibration screening mechanism comprises a pair of connecting plates (12) which are connected to the inner wall of the operation barrel (1) in a sliding mode, a pair of first return plates (13) are fixedly connected to the bottom ends of the connecting plates (12), a plurality of second return plates (16) are fixedly connected to the surfaces of the connecting plates (12), a pair of sliding blocks (17) are fixedly connected to the surfaces of the first screening barrel (5), the second screening barrel (6) and the third screening barrel (7), the sliding blocks (17) are connected to the inner wall of the operation barrel (1) in a sliding mode, and the sliding blocks (17) are installed inside the second return plates (16).
  2. 2. The stone vibrating screen for asphalt production according to claim 1, wherein the vibration screening mechanism further comprises a double-head driving motor (11) fixedly connected to the inner bottom wall of the operation barrel (1), two output ends of the double-head driving motor (11) are fixedly connected with rotary discs (15), the surface of each rotary disc (15) is fixedly connected with a protruding shaft (14), the protruding shafts (14) and the central shaft of each rotary disc (15) are eccentrically arranged, and the protruding shafts (14) are installed in the first circular plate (13).
  3. 3. The stone vibrating screen for asphalt production according to claim 1, wherein the inner wall of the operating cylinder (1) is fixedly connected with a stress plate (20), the upper surface of the stress plate (20) is fixedly connected with a telescopic cylinder (19), the top end of the telescopic cylinder (19) is fixedly connected with a U-shaped plate (18), and the surface of the telescopic cylinder (19) is sleeved with a spring (21).
  4. 4. The stone vibrating screen for asphalt production according to claim 1, wherein the first screen cylinder (5), the second screen cylinder (6) and the third screen cylinder (7) are fixedly connected with an electric telescopic rod (9), and the output end of the electric telescopic rod (9) is fixedly connected with an arc-shaped baffle plate (10).
  5. 5. The stone vibrating screen for asphalt production according to claim 1, wherein a plurality of discharging plates (4) are fixedly connected to the inner wall of the operation cylinder (1), a discharging plate (3) is fixedly connected to the inner wall of the operation cylinder (1), the discharging plate (3) is installed below the third screen cylinder (7), and a controller (2) is fixedly connected to the surface of the operation cylinder (1).

Description

Stone vibrating screen for asphalt production Technical Field The utility model relates to the field of stone screening devices, in particular to a stone vibrating screen for asphalt production. Background The main functions of the vibrating screen include screening materials, removing impurities, classifying the materials, filtering liquid, dehydrating and the like. The vibrating screen generates vibration, and materials can be divided into different grades by adjusting the mesh number of the screen, so that the material separation with different granularity is realized, and the vibrating screen is suitable for a plurality of fields of chemical industry, food, medicine, metallurgy, building materials and the like. When producing asphalt, need mix with the building stones, because the size specification of building stones is different, need screen it, current sieving mechanism sieves building stones through the mode of vibrations, and the building stones can divide into multiple specification according to the size generally, when screening, just need to shake the screening net of multiple specification in step, consequently need a building stones shale shaker for asphalt production. Disclosure of utility model The utility model aims to provide a stone vibrating screen for asphalt production, which solves the problems in the background art. The stone vibrating screen for asphalt production comprises an operation cylinder, wherein a first screen cylinder, a second screen cylinder and a third screen cylinder are arranged in the operation cylinder, a plurality of screening holes are formed in the inner bottom walls of the first screen cylinder, the second screen cylinder and the third screen cylinder, the inner bottom walls of the first screen cylinder, the second screen cylinder and the third screen cylinder are provided with inclined planes, and a vibration screening mechanism is arranged on the inner bottom wall of the operation cylinder; The vibration screening mechanism comprises a pair of connecting plates which are connected to the inner wall of the operation cylinder in a sliding mode, the bottom ends of the connecting plates are fixedly connected with first return plates, the surfaces of the connecting plates are fixedly connected with a plurality of second return plates, the surfaces of the first screen cylinder, the second screen cylinder and the third screen cylinder are fixedly connected with a pair of sliding blocks, the sliding blocks are connected with the inner wall of the operation cylinder in a sliding mode, and the sliding blocks are installed inside the second return plates. Preferably, the vibration screening mechanism further comprises a double-head driving motor fixedly connected to the inner bottom wall of the operation barrel, two output ends of the double-head driving motor are fixedly connected with a rotary table, a convex shaft is fixedly connected to the surface of the rotary table, the convex shaft and a central shaft of the rotary table are eccentrically arranged, and the convex shaft is installed in the first return plate. Preferably, the inner wall fixedly connected with atress board of an operation section of thick bamboo, the upper surface fixedly connected with telescopic cylinder of atress board, the top fixedly connected with U-shaped plate of telescopic cylinder, the surface cover of telescopic cylinder is equipped with the spring. Preferably, the inside of first screen cylinder, second screen cylinder and third screen cylinder all fixedly connected with electric telescopic handle, electric telescopic handle's output fixedly connected with arc baffle. Preferably, the inner wall fixedly connected with a plurality of discharge plates of operation section of thick bamboo, the inner wall fixedly connected with discharge plate of operation section of thick bamboo, the discharge plate is installed in the below of third screen cylinder, the surface fixedly connected with controller of operation section of thick bamboo. In summary, the utility model has the technical effects and advantages that: In the utility model, the turntable drives the eccentric convex shaft to rotate, so as to drive the first return plate and the connecting plate to integrally move up and down, and the connecting plate drives the second return plate to vertically move, so that the sliding block is stressed, and drives the first screen cylinder, the second screen cylinder and the third screen cylinder to vertically move together to generate vibration, and the inner diameters of the screening holes are gradually decreased from top to bottom to screen stones. Drawings In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and