CN-224210296-U - Waste asphalt mixture recycling device

CN224210296UCN 224210296 UCN224210296 UCN 224210296UCN-224210296-U

Abstract

The utility model relates to a waste asphalt mixture recycling device, which belongs to the technical field of asphalt recycling, and comprises a crushing heating unit and a separation and screening unit, wherein the crushing heating unit is arranged above the separation and screening unit and connected through a pipeline, the crushing heating unit comprises a feeding port, a crusher, a first valve, a stirring heating furnace, a second valve, an exhaust gas pipeline and an exhaust gas cooling unit, the separation and screening unit comprises a separator and a belt line, in the asphalt mixture recycling process, asphalt mixture is fed into the crusher from the feeding port to be crushed, then enters the stirring heating furnace to be stirred and heated, the generated exhaust gas is collected through the exhaust gas cooling unit, the melted asphalt mixture enters the separator to be screened and separated, the device has a simple structure, the asphalt mixture can be fully heated and separated, the content of the collected asphalt impurities is greatly reduced by secondary filtration, and the pollution to the environment can be reduced by the exhaust gas collection.

Inventors

YAN ZHIQIANG
Mei Yunmin
YANG YI
ZHAO BAOYU
Hu Zungang

Assignees

九江新越沥青有限公司

Dates

Publication Date: 20260508
Application Date: 20250604

Claims (5)

1. The utility model provides a waste asphalt mixture recovery unit, includes crushing heating unit (100) and separation screening unit (200), crushing heating unit (100) set up and pass through the pipe connection in separation screening unit (200) top, crushing heating unit (100) are including dog-house (110), breaker (120), first valve (130), stirring heating furnace (140), second valve (150), waste gas pipeline (160) and waste gas cooling unit (170), dog-house (110) are fixed in breaker (120) top, stirring heating furnace (140) are installed in breaker (120) below and are connected through first valve (130), second valve (150) are connected in stirring heating furnace (140) below, breaker (120) other end is connected stirring heating furnace (140) are connected to waste gas pipeline (160), waste gas cooling unit (170) are connected with waste gas pipeline (160), separation screening unit (200) are including separating centrifuge (210) and belt line (220), belt line (220) are fixed in the below right side.
2. The waste asphalt mixture recycling device according to claim 1, wherein the waste gas cooling unit (170) comprises an inner pipeline (171), an outer shell (172), a water pipe (173), a collecting pipe (174), a collecting outer box (175) and a collecting drawer (176), the inner pipeline (171) penetrates through the inner part of the outer shell (172) and is fixed with the outer shell (172), the water pipe (173) is wound outside the inner pipeline (171) and two ends of the water pipe are fixed with the outer shell (172), the upper end of the collecting pipe (174) is connected with the inner pipeline (171) and the lower end of the collecting pipe is connected with the collecting outer box (175), and the collecting drawer (176) is slidably arranged inside the collecting outer box (175).
3. The device for recycling waste asphalt mixture according to claim 1, wherein the separator (210) comprises an upper cover (211), a separation box body (212), a supporting rod (213), a sieve plate (214), a vibrator (215), an asphalt conveying pipe (216) and a cleaning cover (217), the upper cover (211) is arranged above the separation box body (212), two ends of the supporting rod (213) are fixed on two sides of the separation box body (212), the sieve plate (214) is arranged above the supporting rod (213), the vibrator (215) is arranged inside the supporting rod (213), the asphalt conveying pipe (216) is arranged at the bottom of the separation box body (212), and the cleaning cover is arranged on the bottom of the separation box body (212) The cover (217) is mounted on the side of the separation box (212) and is fixed by bolts.
4. The apparatus for recycling waste asphalt mixture according to claim 1, wherein a temperature monitor is installed on a side of the stirring and heating furnace (140).
5. A waste asphalt mixture recycling apparatus according to claim 3, wherein said screen plate (214) is installed obliquely and in contact with a vibrator (215).

Description

Waste asphalt mixture recycling device Technical Field The utility model belongs to the technical field of asphalt recycling, and particularly relates to a waste asphalt mixture recycling device. Background Asphalt is a blackish brown complex mixture composed of hydrocarbon compounds with different molecular weights and nonmetallic derivatives thereof, is one of high-viscosity organic liquids, and mostly exists in a liquid or semisolid petroleum form, the surface is black, the asphalt is soluble in carbon disulfide and carbon tetrachloride, the asphalt is a waterproof, dampproof and anticorrosive organic cementing material, and people pay more attention to asphalt recycling along with development of technologies and propagation of energy conservation and emission reduction concepts. Asphalt in the waste asphalt mixture can be extracted by a heating method, most asphalt in the market is extracted only singly, aggregate is not fully collected, and most recycling equipment is easy to produce waste gas, so that environmental pollution is caused. Disclosure of utility model The present utility model aims to solve the problems set forth in the background above. In order to achieve the above purpose, the technical scheme provided by the utility model is as follows: The utility model relates to a waste asphalt mixture recycling device which comprises a crushing heating unit and a separation and screening unit, wherein the crushing heating unit is arranged above the separation and screening unit and is connected with the separation and screening unit through a pipeline, the crushing heating unit comprises a feeding port, a crusher, a first valve, a stirring heating furnace, a second valve, an exhaust pipeline and an exhaust cooling unit, the feeding port is fixed above the crusher, the stirring heating furnace is arranged below the crusher and is connected with the crusher through the first valve, the second valve is connected with the lower part of the stirring heating furnace, one end of the exhaust pipeline is connected with the crusher, the other end of the exhaust pipeline is connected with the stirring heating furnace, the exhaust cooling unit is connected with the exhaust pipeline, the separation and screening unit comprises a separator and a belt line, and the belt line is fixed at the right lower part of the separator. Preferably, the exhaust gas cooling unit comprises an inner pipe, an outer shell, a water pipe, a collecting outer box and a collecting drawer, wherein the inner pipe penetrates through the inner part of the outer shell and is fixed with the outer shell, the water pipe is wound outside the inner pipe, two ends of the water pipe are fixed with the outer shell, the upper end of the collecting pipe is connected with the inner pipe, the lower end of the collecting pipe is connected with the collecting outer box, and the collecting drawer is slidably mounted inside the collecting outer box. Preferably, the separator comprises an upper cover, a separation box body, a supporting rod, a screen plate, a vibrator, an asphalt conveying pipe and a cleaning cover, wherein the upper cover is arranged above the separation box body, two ends of the supporting rod are fixed on two sides of the separation box body, the screen plate is arranged above the supporting rod, the vibrator is arranged inside the supporting rod, the asphalt conveying pipe is arranged at the bottom of the separation box body, and the cleaning cover is arranged on the side surface of the separation box body and is fixed through bolts. Preferably, a temperature monitor is arranged on the side face of the stirring heating furnace. Preferably, the screen plate is mounted obliquely and in contact with the vibrator. Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects: According to the waste asphalt mixture recycling device, in the asphalt mixture recycling process, asphalt mixture is put into a crusher from a feeding port, massive asphalt mixture is crushed into small particles, then a first valve is opened, the crushed asphalt mixture enters a stirring heating furnace to be stirred and heated, generated waste gas enters a waste gas cooling unit through a waste gas pipeline to be cooled and is collected into a collecting drawer to be cleaned regularly by personnel, a second valve is opened after asphalt is melted, the melted asphalt mixture enters a sieve plate of a separator, a vibrator works, asphalt flows into a separating box body through the sieve plate and is collected by a sieve plate through an asphalt conveying pipe after being filtered for a second time, and residual aggregate is vibrated down to a belt line along the sieve plate. Drawings FIG. 1 is a schematic diagram of the whole structure of a waste asphalt mixture recycling device; FIG. 2 is a schematic diagram of an exhaust cooling unit according to the present utility model; FIG. 3 is a schematic view of the sepa