Recovery device for waste asphalt regeneration

Abstract

The utility model relates to a recycling device for waste asphalt regeneration. The recycling device comprises a treatment box, waste asphalt is put into the treatment box through the feeding pipe and falls into the filtering frame, the bottom of the filtering frame is in a net shape, sundries are intercepted, asphalt liquid enters the discharging funnel to be discharged, and protruding parts are integrally machined on the two sides of the filtering frame and located on the tops of the two mounting plates to support the filtering frame. The rear ends of the tops of the two mounting plates are convex parts for limiting the filter frame at the lower end of the feeding pipe, two heating screw rods in the treatment box ensure that the temperature in the treatment box is relatively high and help to improve the liquidity of the waste asphalt, a centrifugal fan is started to suck harmful gas in the treatment box into the box body, and the box body is filled with purification liquid, so that the purification effect is improved. An exhaust pipe at the bottom of the centrifugal fan is located below the liquid level, gas is firstly filtered by the purification liquid, the fan is started to introduce the cleaned gas into the mounting cylinder, and the gas is filtered and discharged after being adsorbed by the activated carbon filter element.

Description

Technical Field

[0001] The utility model relates to the technical field of waste asphalt processing equipment, in particular to a recycling device for regenerating waste asphalt. Background Art

[0002] At present, domestic waste asphalt recycling materials are mainly used for the second and third level pavement layers or base layers. On roads with less traffic, the utilization rate of waste asphalt recycling materials is very low. The tens of millions of tons of waste asphalt recycling materials generated each year during the maintenance and treatment of asphalt pavements are not fully utilized, and the purpose of saving resources, reducing environmental pollution and public hazards, and enhancing public economic benefits has not been achieved. In the existing technology, asphalt regeneration and recovery equipment will produce toxic gases after heating, which is not conducive to the health of operators and affects the safety of asphalt regeneration and recovery equipment during actual use. There is a lack of purification treatment for toxic gases.

[0003] For example, the authorized patent document with application number CN202221955609.0 discloses a waste asphalt recycling and crushing device for highway engineering, which relates to the field of waste asphalt recycling and processing technology. The utility model is equipped with a heating mechanism, which can blow hot air into the asphalt in the crushing box during the asphalt crushing process of the device, thereby preventing the asphalt from sticking and clumping due to the humid environment during the crushing process, thereby ensuring the normal operation of the crushing mechanism. The screening mechanism at the bottom can help collect dust and debris generated by the asphalt during the heating and drying process, as well as fine particles such as sand and dust that fall out of the asphalt after crushing, thereby improving the quality of the recycled asphalt.

[0004] The above patent discloses an asphalt regeneration and recovery device, which generates toxic gases after heating, which is detrimental to the health of operators. Therefore, we need to provide a waste asphalt regeneration and recovery device. Utility Model Content

[0005] The purpose of the utility model is to provide a recycling device for waste asphalt regeneration, wherein the waste asphalt is fed into the treatment box through a feed pipe, and the waste asphalt falls into the filter frame, wherein the bottom of the filter frame is meshed to intercept debris, and the asphalt liquid enters the discharge funnel and is discharged, and convex parts are integrally processed on both sides of the filter frame and are located on the top of the two mounting plates to support the filter frame, and the rear ends of the tops of the two mounting plates are convex parts to limit the filter frame to the lower end of the feed pipe, and two heating screws in the treatment box ensure that the temperature inside the treatment box is relatively high, which helps to improve the fluidity of the waste asphalt, and the centrifugal fan is started to suck the harmful gas in the treatment box into the box body, and the box body is filled with purified liquid, and the exhaust pipe at the bottom of the centrifugal fan is located below the liquid level, and the gas is first filtered by the purified liquid, and the fan is started to introduce the cleaned gas into the mounting cylinder, which is adsorbed by the activated carbon filter element and then filtered and discharged, thereby solving the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a recycling device for waste asphalt regeneration, comprising:

[0007] Processing box;

[0008] and a feed pipe connected to the top of the processing box;

[0009] Filter components installed inside the treatment box for removing impurities from waste asphalt;

[0010] A purification component provided in the processing box for gas processing;

[0011] The purification component includes an air suction hood embedded in one side of the processing box, one side of the air suction hood is connected to a centrifugal fan, the exhaust pipe at the bottom of the centrifugal fan is connected to a box with purification liquid, and one side of the box is connected to an adsorption component.

[0012] Preferably, the adsorption component includes a fan embedded in one side of the box body, a mounting cylinder is threadedly mounted on one side of the fan, and an activated carbon filter element is fixedly mounted inside the mounting cylinder.

[0013] Preferably, a liquid inlet valve and a liquid discharge valve are connected on the surface of the box, and a transparent plate is embedded in the surface of the box.

[0014] Preferably, two heating screws are installed inside the processing box through two plates.

[0015] Preferably, the filter element includes two mounting plates fixedly installed in the processing box, and a filter frame is slidably installed on the top of the two mounting plates, and the filter frame is located at the bottom of the feed pipe. A discharge funnel is provided at the bottom of the filter frame, and the discharge funnel is embedded in the bottom of the processing box.

[0016] Preferably, a wristband portion with a groove is fixedly mounted on the surface of the mounting tube.

[0017] Preferably, a fixing plate is fixedly mounted on the bottom of the centrifugal fan, and one side of the fixing plate is fixedly mounted on the surface of the processing box.

[0018] Compared with the prior art, the beneficial effects of the present invention are:

[0019] The utility model passes waste asphalt into a filter element in a treatment box, filters impurities in the waste asphalt, purifies and absorbs harmful gases, and discharges clean gases. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a three-dimensional diagram of the filter element of the present invention;

[0022] Figure 3 This is a three-dimensional cross-sectional view of the box body of the present utility model;

[0023] Figure 4 This is a three-dimensional exploded view of the adsorption component of the present utility model.

[0024] In the figure: 1. Processing box; 2. Feed pipe; 3. Filter element; 31. Mounting plate; 32. Filter frame; 33. Discharge funnel; 4. Purification element; 41. Suction hood; 42. Centrifugal fan; 43. Box body; 40. Adsorption element; 401. Fan; 402. Mounting cylinder; 403. Activated carbon filter element; 5. Transparent plate; 6. Plate body; 7. Heating screw; 8. Wrist ring; 9. Fixing plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0026] See also Figure 1-4 The utility model provides a technical solution: a recycling device for waste asphalt regeneration, comprising:

[0027] Processing box 1;

[0028] and a feed pipe 2 connected to the top of the processing box 1;

[0029] A filter element 3 installed inside the treatment box 1 for removing impurities from waste asphalt;

[0030] A purification element 4 for gas treatment is provided in the processing box 1;

[0031] The purification element 4 includes an air hood 41 embedded in one side of the processing box 1. One side of the air hood 41 is connected to a centrifugal fan 42. The exhaust pipe at the bottom of the centrifugal fan 42 is connected to a box body 43 with purification liquid. One side of the box body 43 is connected to the adsorption element 40.

[0032] The adsorption element 40 includes a fan 401 embedded in one side of the box 43. A mounting tube 402 is threadedly mounted on one side of the fan 401. An activated carbon filter element 403 is fixedly mounted inside the mounting tube 402.

[0033] In this embodiment, waste asphalt is fed into the treatment box 1 through the feed pipe 2, and the waste asphalt falls into the filter frame 32, wherein the bottom of the filter frame 32 is meshed to intercept debris, and the asphalt liquid enters the discharge funnel 33 and is discharged, and the filter frame 32 is integrally processed with convex parts on both sides and located on the top of the two mounting plates 31 to support the filter frame 32, and the rear ends of the tops of the two mounting plates 31 are convex parts to limit the filter frame 32 at the lower end of the feed pipe 2. The two heating screws 7 in the treatment box 1 ensure that the temperature inside the treatment box 1 is relatively high, which helps to improve the fluidity of the waste asphalt. The centrifugal fan 42 is started to suck the harmful gas in the treatment box 1 into the box body 43, and the box body 43 is filled with purified liquid. The exhaust pipe at the bottom of the centrifugal fan 42 is located below the liquid level, and the gas is first filtered by the purified liquid. The fan 401 is started to introduce the cleaned gas into the mounting cylinder 402, which is adsorbed by the activated carbon filter element 403 and then filtered and discharged.

[0034] The surface of the box body 43 is connected to a liquid inlet valve and a liquid outlet valve, and a transparent plate 5 is embedded in the surface of the box body 43;

[0035] Specifically, the transparent plate 5 is provided to facilitate observation of the liquid level in the box 43 and ensure that the liquid level is higher than the exhaust port of the centrifugal fan 42 .

[0036] Two heating screws 7 are installed inside the processing box 1 through two plates 6;

[0037] Specifically, the two heating screws 7 in the processing box 1 ensure that the temperature inside the processing box 1 is relatively high, which helps improve the fluidity of the waste asphalt.

[0038] The filter element 3 includes two mounting plates 31 fixedly mounted in the processing box 1. A filter frame 32 is slidably mounted on the top of the two mounting plates 31. The filter frame 32 is located at the bottom of the feed pipe 2. A discharge funnel 33 is provided at the bottom of the filter frame 32. The discharge funnel 33 is embedded in the bottom of the processing box 1.

[0039] Furthermore, the waste asphalt is fed into the treatment box 1 through the feed pipe 2 and falls into the filter frame 32 , wherein the bottom of the filter frame 32 is meshed to intercept debris, and the asphalt liquid enters the discharge funnel 33 and is discharged.

[0040] A hand ring portion 8 with a groove is fixedly mounted on the surface of the mounting cylinder 402;

[0041] A hand ring portion 8 with a groove is provided on the surface of the mounting tube 402 to facilitate the rotation adjustment of the mounting tube 402 .

[0042] A fixing plate 9 is fixedly mounted on the bottom of the centrifugal fan 42, and one side of the fixing plate 9 is fixedly mounted on the surface of the processing box 1;

[0043] Furthermore, a fixing plate 9 is provided to enhance the supporting effect of the centrifugal fan 42 .

[0044] This device feeds waste asphalt into the treatment box 1 through the feed pipe 2, and the waste asphalt falls into the filter frame 32, wherein the bottom of the filter frame 32 is meshed to intercept debris, and the asphalt liquid enters the discharge funnel 33 and is discharged, and the filter frame 32 is integrally processed with convex parts on both sides and located on the top of the two mounting plates 31 to support the filter frame 32, and the rear ends of the tops of the two mounting plates 31 are convex parts to limit the filter frame 32 to the lower end of the feed pipe 2. The two heating screws 7 in the treatment box 1 ensure that the temperature inside the treatment box 1 is relatively high, which helps to improve the fluidity of the waste asphalt. The centrifugal fan 42 is started to suck the harmful gas in the treatment box 1 into the box body 43, and the box body 43 is filled with purified liquid. The exhaust pipe at the bottom of the centrifugal fan 42 is located below the liquid level, and the gas is first filtered by the purified liquid. The fan 401 is started to introduce the cleaned gas into the mounting cylinder 402, which is adsorbed by the activated carbon filter element 403 and then filtered and discharged.

[0045] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A recycling device for waste asphalt regeneration, characterized in that: include: Processing box (1); and a feed pipe (2) connected to the top of the processing box (1); A filter element (3) installed inside the treatment box (1) for removing impurities from waste asphalt; A purification component (4) disposed in the processing box (1) for gas processing; The purification element (4) comprises an air suction hood (41) embedded in one side of the processing box (1); one side of the air suction hood (41) is connected to a centrifugal fan (42); an exhaust pipe at the bottom of the centrifugal fan (42) is connected to a box (43) containing a purification liquid; and one side of the box (43) is connected to an adsorption element (40).

2. The waste asphalt recycling device according to claim 1, characterized in that: The adsorption component (40) comprises a fan (401) embedded in one side of the box (43); a mounting tube (402) is threadedly mounted on one side of the fan (401); and an activated carbon filter element (403) is fixedly mounted inside the mounting tube (402).

3. The waste asphalt recycling device according to claim 2, characterized in that: The surface of the box body (43) is connected to a liquid inlet valve and a liquid outlet valve, and a transparent plate (5) is embedded in the surface of the box body (43).

4. The waste asphalt recycling device according to claim 1, characterized in that: Two heating screw rods (7) are installed inside the processing box (1) via two plates (6).

5. The waste asphalt recycling device according to claim 1, characterized in that: The filter element (3) comprises two mounting plates (31) fixedly mounted in the processing box (1), a filter frame (32) being slidably mounted on the top of the two mounting plates (31), and the filter frame (32) being located at the bottom of the feed pipe (2), and a discharge funnel (33) being provided at the bottom of the filter frame (32), and the discharge funnel (33) being embedded in the bottom of the processing box (1).

6. The waste asphalt recycling device according to claim 2, characterized in that: A hand ring portion (8) with a groove is fixedly mounted on the surface of the mounting cylinder (402).

7. The waste asphalt recycling device according to claim 1, characterized in that: A fixing plate (9) is fixedly mounted on the bottom of the centrifugal fan (42), and one side of the fixing plate (9) is fixedly mounted on the surface of the processing box (1).

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