CN-224221419-U - Rubber modified asphalt apparatus for producing

CN224221419UCN 224221419 UCN224221419 UCN 224221419UCN-224221419-U

Abstract

The utility model provides a rubber modified asphalt production device which comprises a stirring box, wherein a feeding hole is formed in the top of the stirring box, a discharging hole is formed in the bottom of the stirring box, a bushing plate is arranged in the stirring box, an annular track is arranged at the edge of the top of the bushing plate, a plurality of grooves are formed in the annular track, a rolling mechanism comprises a motor, a main shaft and a movable shaft, the main shaft is rotatably arranged at the top of an inner cavity of the stirring box, the top end of the main shaft is in transmission connection with the motor, a sliding pin is arranged at the bottom end of the main shaft, a pressing block is arranged at the bottom end of the movable shaft and positioned above the bushing plate, a supporting rod is arranged on one side of the movable shaft and extends to the upper part of the annular track, a shaft sleeve is arranged at the top end of the movable shaft and is slidably inserted into the bottom end of the sliding pin, a first spring is connected between the shaft sleeve and the bottom end of the main shaft, and the stirring mechanism is arranged in the stirring box and positioned above the bushing plate. The utility model makes the pressing block repeatedly move up and down, so that the material continuously flows onto the bushing plate and is continuously rolled by the pressing block to crush the agglomerated material, thereby being beneficial to improving the product quality of the modified asphalt.

Inventors

LI HONGLIANG
ZHAO WEIFEI
CHEN FANG
WU SONG
MA LIANXIA
CHEN XUJUN
WANG TONG
GUO JING
LI ZHIBO
CHEN WEI

Assignees

新疆交通建设集团股份有限公司

Dates

Publication Date: 20260512
Application Date: 20250429

Claims (6)

1. A rubber modified asphalt production device, characterized by comprising: The stirring box is provided with a feeding hole at the top and a discharging hole at the bottom, a bushing is arranged in the stirring box, a plurality of leakage holes are formed in the bushing, an annular rail is arranged at the edge of the top of the bushing, and a plurality of grooves are formed in the annular rail; The rolling mechanism comprises a motor, a main shaft and a movable shaft, wherein the motor is arranged at the top of the stirring box, the main shaft is rotatably arranged at the top of an inner cavity of the stirring box, the top end of the main shaft is in transmission connection with an output shaft of the motor, a sliding pin is arranged at the bottom end of the main shaft, a pressing block is arranged at the bottom end of the movable shaft and positioned above the bushing, a supporting rod is arranged at one side of the movable shaft, the distal end of the supporting rod radially extends to the upper part of the annular track, a shaft sleeve is arranged at the top end of the movable shaft, the shaft sleeve is vertically and slidably inserted at the bottom end of the sliding pin, a first spring is connected between the shaft sleeve and the bottom end of the main shaft, so that the supporting rod is in butt joint with the top of the annular track by providing elastic force, and when the supporting rod is in butt joint with a groove, the pressing block is in butt joint with the top surface of a leakage hole; And the stirring mechanism is arranged in the stirring box and is positioned above the bushing.
2. The rubber modified asphalt production device according to claim 1, wherein the plate surface of the bushing plate is recessed downwards by taking the middle of the plate surface as a base point, and the bottom surface of the pressing block is matched with the top surface of the bushing plate in shape.
3. The rubber modified asphalt production device according to claim 1, wherein rollers are arranged at the bottoms of the supporting rods and are abutted against the tops of the annular tracks.
4. The rubber modified asphalt production device according to claim 1, wherein the bottom end of the movable shaft movably penetrates through the bottom of the bushing and is provided with a bottom column, a sliding ring is sleeved on the outer side of the bottom column in an up-down sliding mode, a scraping strip is installed on the sliding ring, and a second spring is connected between the sliding ring and the bottom column to provide elastic force to enable the sliding ring to move upwards and enable the scraping strip to abut against the bottom surface of the bushing.
5. The rubber modified asphalt production device according to claim 1, wherein the stirring mechanism comprises a first gear and two stirring rods, the first gear is mounted on the top end of the main shaft, the two stirring rods are rotatably mounted on the top of the inner cavity of the stirring box and are located on two sides of the main shaft respectively, the stirring rods are provided with second gears meshed with the first gears, and stirring blades are arranged at the bottom ends of the stirring rods.
6. The device for producing rubber modified asphalt according to claim 5, wherein a partition plate is arranged below the first gear and the second gear in the inner cavity of the stirring box, and the main shaft and the two stirring rods both movably penetrate through the partition plate.

Description

Rubber modified asphalt apparatus for producing Technical Field The utility model relates to the technical field of asphalt production, in particular to a rubber modified asphalt production device. Background The rubber modified asphalt is asphalt binder which is prepared by adding external additives (modifier) such as rubber, resin, high molecular polymer, ground rubber powder or other fillers, or adopting measures such as slightly oxidizing the asphalt to improve the performance of the asphalt or asphalt mixture, and the modified asphalt is obtained by mixing and heating the materials through a stirrer. In the process of adding the modifier or the filler into the asphalt, when the moisture content in the modifier or the filler is too high, the dispersibility of the material in the asphalt is poor, the asphalt is agglomerated or the asphalt is agglomerated in the production process, and the agglomeration cannot be removed by simply relying on a stirrer, so that the product quality is easily influenced. Disclosure of utility model Aiming at the defects existing in the prior art, the utility model provides a rubber modified asphalt production device for solving the problems. The aim of the utility model is achieved by the following technical scheme: The utility model provides a rubber modified asphalt production device, which comprises: The stirring box is provided with a feeding hole at the top and a discharging hole at the bottom, a bushing is arranged in the stirring box, a plurality of leakage holes are formed in the bushing, an annular rail is arranged at the edge of the top of the bushing, and a plurality of grooves are formed in the annular rail; The rolling mechanism comprises a motor, a main shaft and a movable shaft, wherein the motor is arranged at the top of the stirring box, the main shaft is rotatably arranged at the top of an inner cavity of the stirring box, the top end of the main shaft is in transmission connection with an output shaft of the motor, a sliding pin is arranged at the bottom end of the main shaft, a pressing block is arranged at the bottom end of the movable shaft and positioned above the bushing, a supporting rod is arranged at one side of the movable shaft, the distal end of the supporting rod radially extends to the upper part of the annular track, a shaft sleeve is arranged at the top end of the movable shaft, the shaft sleeve is vertically and slidably inserted at the bottom end of the sliding pin, a first spring is connected between the shaft sleeve and the bottom end of the main shaft, so that the supporting rod is in butt joint with the top of the annular track by providing elastic force, and when the supporting rod is in butt joint with a groove, the pressing block is in butt joint with the top surface of a leakage hole; And the stirring mechanism is arranged in the stirring box and is positioned above the bushing. Further, the face of the bushing plate takes the middle of the bushing plate as a base point to be sunken downwards, and the bottom surface of the pressing block is matched with the shape of the top surface of the bushing plate. Further, the bottom of branch is provided with the gyro wheel, gyro wheel and the top butt of annular track. Further, the bottom of loose axle activity runs through the bottom of bushing plate and is provided with the foundation post, the slip collar has been put to the slip cap from top to bottom in the foundation post outside, install on the slip collar and scrape the strip, be connected with the second spring between slip collar and the foundation post to provide elastic force and make the slip collar move up and make the bottom surface butt of scraping strip and bushing plate. Further, the stirring mechanism comprises a first gear and two stirring rods, the first gear is arranged at the top end of the main shaft, the two stirring rods are respectively and rotatably arranged at the top of the inner cavity of the stirring box and are positioned at two sides of the main shaft, the stirring rods are provided with second gears meshed with the first gears, and stirring blades are arranged at the bottom ends of the stirring rods. Further, a baffle is arranged below the first gear and the second gear in the inner cavity of the stirring box, and the main shaft and the two stirring rods movably penetrate through the baffle. According to the technical scheme, the utility model provides a rubber modified asphalt production device: The motor is utilized to drive the main shaft and the movable shaft to rotate, and the supporting rod repeatedly enters the groove on the path of the annular track under the action of the elastic force of the first spring, so that the pressing block repeatedly moves up and down, the material continuously flows onto the bushing and is continuously pressed by the pressing block to crush the agglomerated material, the thinned material is leaked from the leakage hole for subsequent processing, and the quality of the m