Recycled asphalt mixture crushing device

Abstract

The utility model discloses a recycled asphalt mixture crushing device which comprises a crushing box body, a crushing mechanism is arranged at the upper end in the crushing box body, a filtering mechanism is arranged at the position, below the crushing mechanism, in the crushing box body, and the filtering mechanism comprises a movable frame. The recycled asphalt mixture crushing device has the beneficial effects that compared with the prior art, the recycled asphalt mixture crushing device drives the movable frame and the filter plate to move back and forth in the horizontal direction through the driving mechanism, so that dynamic screening is realized, and blockage is effectively prevented; meanwhile, when the filter plate is cleaned, an operator can open the opening part of the receiving hopper by pulling the baffle plate of the receiving hopper outwards, the filter plate is driven by the telescopic cylinder to directly pour coarse materials into the receiving hopper, and then the coarse materials are discharged from an outlet in the outer side of the device, and complicated parts are not required to be disassembled or the device is stopped for a long time in the whole process, so that the cleaning period is greatly shortened, and the labor intensity is reduced; the problems that the filter plate is difficult to clean and low in efficiency in the prior art are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to asphalt mixture crushing technical field, specifically relates to a kind of recycled asphalt mixture crushing device. BACKGROUND

[0002] In the production and processing field of recycled asphalt mixture, the performance of the crushing device directly affects the production efficiency and cost control.

[0003] The existing asphalt crushing device, such as the recycled asphalt mixture production crushing device disclosed in the Chinese utility model patent with the authorization announcement number CN221310823U, includes a box body, a pretreatment box is fixedly connected through the top surface of the box body, a pretreatment mechanism is arranged inside the pretreatment box, a crushing mechanism is arranged inside the box body, and the crushing mechanism includes a crushing part. The recycled asphalt mixture production crushing device sets a back-shaped frame, a rotating shaft, a vertical rod, a disc, a sleeve, a connecting rod and a filter plate, uses an aluminum plate to screen out large pieces of mixture, starts a double-head motor, the right side output shaft of the double-head motor drives the disc and the rotating rod to rotate, moves the back-shaped frame and the vertical rod up and down, uses the connecting rod to make the filter plate shake left and right, and avoids filter plate blockage.

[0004] For the prior art described above, the filter plate can be prevented from being blocked by moving back and forth in the box body, but since the filter plate is limited inside the box body, it is inconvenient to clean the asphalt mixture on the surface of the filter plate.

[0005] Therefore, the purpose of the utility model is to provide a recycled asphalt mixture crushing device for conveniently cleaning the filter plate to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model provides a recycled asphalt mixture crushing device, to solve the problem of inconvenient cleaning of filter plate in the existing recycled asphalt mixture crushing device.

[0007] The utility model provides the following technical scheme: a recycled asphalt mixture crushing device, including pulverization box body, the inside upper end of pulverization box body is equipped with pulverization mechanism, and the filter mechanism is equipped below the pulverization mechanism in the inside of pulverization box body, the filter mechanism includes movable frame, and the both ends of movable frame are respectively through the both sides of pulverization box body, the driving mechanism for driving movable frame to move back and forth is arranged in pulverization box body, one side of movable frame is fixed with shaft, and the filter plate is rotatably connected to the shaft, and the other side of movable frame is connected with the other side of filter plate between telescopic cylinder;

[0008] The inner wall of pulverization box body is fixed with receiving hopper near one end of shaft, and receiving hopper baffle for blocking the mouth of receiving hopper is horizontally slidably inserted in movable frame.

[0009] The mouth of the receiving hopper is opened when the receiving hopper baffle moves to the outside of the crushing box, and the filter plate is driven to rotate and the surface asphalt mixture is poured into the receiving hopper when the telescopic cylinder is elongated.

[0010] Compared with the prior art, the regenerating asphalt mixture crushing device of the utility model drives the movable frame and the filter plate to move back and forth in the horizontal direction through the driving mechanism, realizes dynamic screening, and effectively prevents blockage. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is a front view sectional structure schematic view of the utility model.

[0012] Figure 2 It is a front view sectional structure schematic view of the utility model.

[0013] Figure 3 It is a front view sectional structure schematic view of the utility model.

[0014] Figure 4 It is a filter mechanism structure schematic view of the utility model. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0016] Please refer to Figures 1-4The utility model relates to a kind of regenerative asphalt mixture crushing device, including pulverization box 10, the inside upper end of pulverization box 10 is equipped with pulverization mechanism 9, the structure of pulverization mechanism 9 is not limited, can be double-roll pulverization mechanism, double-roll pulverization mechanism is prior art, by two relatively rotating rollers to asphalt mixture extrusion and shearing, ensure that asphalt mixture is fully and evenly pulverized, not described here, the inside of pulverization box 10 is below pulverization mechanism 9 is equipped with filter mechanism for filtering out asphalt coarse material, filter mechanism includes movable frame 4, movable frame 4 is rectangular structure, the both ends of movable frame 4 are respectively through the both sides of pulverization box 10, driving mechanism 1 for driving movable frame 4 to move back and forth is provided in pulverization box 10, one side of movable frame 4 is fixed with shaft 6, for the convenience of narration, this side is right side, shaft 6 is rotatably connected with filter plate 5, between the other side of filter plate 5, that is, left side of movable frame 4 is connected with telescopic cylinder 3, when telescopic cylinder 3 is shortened, filter plate 5 is flush with the surface of movable frame 4, asphalt mixture crushed by pulverization mechanism 9 will fall on the surface of filter plate 5, by driving mechanism 1 drive movable frame 4 to move back and forth, make filter plate 5 move back and forth, can prevent filter plate 5 from being blocked.

[0017] The inner wall of pulverization box 10 is fixed with receiving hopper 7 near one end of shaft 6, receiving hopper baffle 12 for stopping at the mouth of receiving hopper 7 is horizontally slidably inserted in movable frame 4, receiving hopper 7 is used to receive asphalt coarse material on the surface of filter plate 5, wherein, when receiving hopper baffle 12 moves to the outside of pulverization box 10, the mouth of receiving hopper 7 is opened, and when telescopic cylinder 3 is extended, filter plate 5 is driven to rotate and the asphalt mixture on the surface is poured into receiving hopper 7.

[0018] Through the setting of the above structure, when using, asphalt mixture is added to pulverization box 10, and is crushed by pulverization mechanism 9, and the crushed asphalt mixture falls on the surface of filter plate 5, and movable frame 4 is driven to move back and forth by driving mechanism 1, and filter plate 5 is moved by the movement of movable frame 4, and the asphalt mixture is screened when filter plate 5 moves, and the fine material completely crushed falls to the lower end of pulverization box 10 through the filter hole of filter plate 5 and is discharged, and the asphalt coarse material not completely crushed remains on the surface of filter plate 5, then receiving hopper baffle 12 is opened, the mouth of receiving hopper 7 is opened, and then the left side of filter plate 5 is driven to rotate upward by the extension of telescopic cylinder 3, and the asphalt coarse material on the surface is poured into receiving hopper 7, solving the problem that coarse material is inconvenient to clean in the prior art due to the hidden setting of filter plate 5.

[0019] In an embodiment of the present application, driving mechanism 1 is telescopic cylinder, and telescopic cylinder is connected between pulverization box 10 and movable frame 4, and movable frame 4 moves back and forth by the extension and contraction of telescopic cylinder.

[0020] To facilitate material discharge from the receiving hopper 7, the discharge port of the receiving hopper 7 extends to the outside of the crushing chamber 10. In this way, after the asphalt coarse material is discharged into the receiving hopper 7, it can be directly discharged to the outside of the crushing chamber 10 through the discharge port.

[0021] A vertical baffle 11 is fixed to the inner side of the receiving hopper baffle 12. The vertical baffle 11 is used to block the filter plate 5 on the right side where it rotates with the shaft 6. Side plates can be set on the left side and the front and rear sides of the filter plate 5. In this way, Figure 4 As shown, when the receiving hopper baffle 12 is closed, the vertical baffle 11 is combined with the side plates on the left and front and rear sides of the filter plate 5 to close the filter plate 5. A pull handle 14 is fixed to the outside of the receiving hopper baffle 12, and the receiving hopper baffle 12 is fixed to the movable frame 4 by a fastener 13. The fastener 13 can be a bolt. The receiving hopper baffle 12 is fixed to the movable frame 4 by the fastener 13, so that the vertical baffle 11 blocks the right side of the filter plate 5. When it is necessary to clean the filter plate 5, the bolt can be removed, and the receiving hopper baffle 12 can be moved outward by pulling the handle 14. At the same time, the opening of the receiving hopper 7 opens the vertical baffle 11 on the right side of the filter plate 5, so as to facilitate the rotation of the filter plate 5 and the pouring out of the asphalt coarse material.

[0022] The upper end of the crushing box 10 is provided with a pre-crushing device 8, which is used to pre-crush the asphalt mixture. For reference, see CN221310823U, a pre-treatment mechanism in a crushing device for producing recycled asphalt mixture.

[0023] The lower side of the crushing chamber 10 is provided with a fine material outlet 2 for discharging the crushed asphalt fine material.

[0024] In summary, the recycled asphalt mixture crushing device of this utility model aims to achieve efficient screening of asphalt mixtures and convenient cleaning of filter plates 5. Through the movable frame 4 and filter plates 5, in conjunction with the drive mechanism 1, dynamic screening of the asphalt mixture is achieved, effectively preventing clogging of the filter plates 5. Simultaneously, through the ingenious cooperation between the receiving hopper 7 and the receiving hopper baffle 12, the receiving hopper 7 can be quickly opened during cleaning, and the telescopic cylinder 3 drives the filter plates 5 to pour coarse material into the receiving hopper 7 and discharge it, improving cleaning efficiency and solving the problem of inconvenient cleaning of filter plates 5 in the prior art.

[0025] Although 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 alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A regenerated asphalt mixture crushing device, comprising a crushing box, an internal upper end of the crushing box is provided with a crushing mechanism, and an internal part of the crushing box below the crushing mechanism is provided with a filtering mechanism, characterized in that: the filtering mechanism comprises a movable frame, both ends of the movable frame penetrate through both sides of the crushing box respectively, a driving mechanism for driving the movable frame to move back and forth is arranged in the crushing box, a shaft is fixed on one side of the movable frame, a filter plate is rotationally connected to the shaft, and a telescopic cylinder is connected between the other side of the movable frame and the other side of the filter plate; an internal wall of the crushing box is fixed with a receiving hopper near one end of the shaft, and a receiving hopper baffle for stopping at the mouth of the receiving hopper is horizontally slidably inserted into the movable frame; wherein the receiving hopper baffle opens the mouth of the receiving hopper when moving to the outside of the crushing box, and the telescopic cylinder drives the filter plate to rotate and pours the asphalt mixture on the surface into the receiving hopper when being elongated.

2. The reclaimed asphalt mixture breaking device of claim 1, wherein: The driving mechanism is a telescopic cylinder.

3. The reclaimed asphalt mixture breaking device of claim 1, wherein: The discharge port of the receiving hopper penetrates to the outside of the crushing box.

4. The reclaimed asphalt mixture breaking device of claim 1, wherein: The inside of the receiving hopper baffle is fixed with a vertical baffle for stopping at the side of the filter plate and the shaft rotation.

5. The reclaimed asphalt mixture breaking device of claim 4, wherein: The outside of the receiving hopper baffle is fixed with a pull handle, and the receiving hopper baffle and the movable frame are fixed through a fixing piece.

6. The reclaimed asphalt mixture breaking device of claim 1, wherein: The upper end of the crushing box is provided with a pre-crushing device.

7. The reclaimed asphalt mixture breaking device of claim 1, wherein: The lower end side of the crushing box is provided with a fine material outlet.

Images