CN202983579U - Vertical type foamed asphalt mixture stirring device - Google Patents

Abstract

The utility model discloses a vertical foam asphalt mixture mixing equipment, which comprises a frame, a frame base, a mixing bucket, a mixer, a lifting mechanism and a mixing bucket cover, the frame base is fixed with a frame, and the lifting mechanism Fixedly installed on the frame, the mixing barrel is connected with the lifting mechanism, the top of the mixing barrel is provided with a mixing barrel cover that matches the mixing barrel, the mixing barrel cover is fixed on the frame, and the agitator is located between the mixing barrel cover and the mixing barrel During the period, the central axis of the agitator runs through the cover of the mixing tank and is connected with the cover in rotation. The reducer is located above the cover of the mixing tank. Foam bitumen connections. The utility model is provided with a connection port for the asphalt foaming equipment, and the utility model is connected with the asphalt foaming device, so that the foamed asphalt mixture mixing process of "spraying and mixing" can be realized.

Description

A vertical foam asphalt mixing equipment

technical field

The utility model relates to a vertical asphalt mixture mixing equipment, in particular to a vertical foam asphalt mixture mixing equipment.

Background technique

Under the premise that the country attaches equal importance to environmental protection and resource conservation, foamed asphalt regeneration technology has become the main process of road construction with the absolute advantages of "energy saving, environmental protection, and low cost". It can not only effectively use recycled asphalt pavement materials, reduce the exploitation of oil resources, and maintain water and soil, but also the construction is less affected by seasons and climates, without interrupting traffic. Moreover, foamed asphalt is used as a binder to pave the road surface, which can not only save the amount of asphalt, but also greatly enhance the coating performance.

Because the foamed asphalt is a metastable product, it has the characteristics of rapid decline. Therefore, the foamed asphalt mixture needs to be "mixed while spraying". At present, the small-scale mixture mixing equipment used in the laboratory does not have a separate foamed asphalt interface, and it is impossible to realize "mixing while spraying" the foamed asphalt mixture.

Utility model content

The purpose of the utility model is to provide a vertical foam asphalt mixture mixing equipment.

The purpose of this utility model is implemented by the following technical solutions, a vertical foam asphalt mixture mixing equipment, which includes a frame, a frame seat, a mixing bucket, an agitator, a lifting mechanism and a mixing bucket cover. A frame is fixedly arranged, the lifting mechanism is fixedly installed on the frame, the mixing bucket is connected with the lifting mechanism, and a mixing bucket cover matching the mixing bucket is arranged above the mixing bucket, The mixing tank cover is fixed on the frame, the agitator is arranged between the mixing tank cover and the mixing tank, the central axis of the agitator runs through the mixing tank cover and is connected with the stirring tank The barrel cover is rotatably connected, the reducer is arranged above the cover of the mixing barrel, the central axis of the agitator is connected with the power output shaft of the reducer, and the reducer drives the agitator to move circumferentially, thereby Stirring of materials in the mixing tank is realized, and a foamed asphalt connection port is provided on the cover of the mixing tank. The foamed asphalt connection port on the cover of the mixing tank is connected with the small asphalt foaming test machine, and its working process is to spray foamed asphalt while stirring. The mixing bucket can move up and down under the drive of the lifting mechanism, and the mixing bucket moves upward to the lid of the mixing bucket, and is fastened and connected with the lid of the mixing bucket. At this time, the agitator starts to stir the materials. After the stirring is completed, the mixing barrel moves downward, the mixing barrel is separated from the mixing barrel cover, and then the materials in the mixing barrel are poured out.

The lifting mechanism includes a lead screw pair, a stepping motor and a vertical guide rod, and the lead screw pair and the vertical guide rod are respectively located on both sides of the mixing bucket, and the lead screw pair includes a lead screw and a lead screw. The vertical guide rod is equipped with a guide slider, and the two sides of the mixing bucket are respectively connected with the screw nut and the guide slider in rotation, so that the turning movement of the mixing bucket can be realized, and the material can be dumped conveniently. . The lower end of the vertical guide rod is fixed on the frame seat, the upper end of the vertical guide rod is fixed on the top of the frame, and the leading screw is connected with the frame seat and the frame respectively. The top of the screw is connected in rotation, the top of the screw is connected with the power output shaft of the stepping motor, and the stepping motor is arranged on the upper part of the frame. The stepper motor drives the lead screw to rotate, and then drives the lead screw nut to move up and down, and the lead screw nut drives the mixing bucket to move up and down. The screw pair can be a rolling screw pair or a sliding screw pair, and the sliding screw pair can be used vertically without a motor with a braking function, while the vertical installation of the rolling screw pair requires the motor to have a brake function.

The connection between the lead screw nut and the mixing bucket is provided with a locking screw, or the connection between the mixing bucket and the guide slider is provided with the locking screw. Used to lock and fix the mixing bucket.

The bottom of the frame seat is provided with caster universal wheels. This enables the whole machine to move randomly, and is convenient to connect with the small asphalt foam testing machine.

The main shaft of the agitator and the central axis of the mixing barrel are arranged eccentrically to achieve uniform mixing without dead ends.

Working process: When the mixing bucket is below, materials can be added. When the mixing bucket moves to the top and the lid of the mixing bucket is fastened, the stepping motor stops working. After the mixing tank is positioned, the agitator starts to stir, and the foamed asphalt is sprayed through the foamed asphalt connection port on the cover of the mixing tank connected with the small asphalt foaming test machine, and stirred while spraying. After the stirring is completed, the stepping motor reverses to drive the mixing barrel back to the lower end position. Remove the locking screw that fixes the mixing bucket and the lead screw nut, push the mixing bucket with external force to tilt it, and then pour out the mixed material.

The utility model has the advantages of simple structure and convenient operation; small size, universal wheels are provided at the bottom of the frame base, so that the whole machine can move randomly, and it is convenient to connect with the small asphalt foaming test machine; The central axis of the bucket is set eccentrically, and the mixing is uniform without dead angle; the utility model is a small mixing equipment used in the laboratory, which can be used for mixing asphalt mixture, and combined with the characteristics of the unsteady state of foamed asphalt, it is set for asphalt foaming equipment The connection port is opened, and it is connected with the asphalt foaming device to realize the foamed asphalt mixture mixing process of "mixing while spraying".

Description of drawings

Figure 1 is a front view of a vertical foam asphalt mixing plant.

Fig. 2 is a left view of a vertical foam asphalt mixing plant.

Frame 1, frame base 2, mixing tank 3, agitator 4, mixing tank cover 5, stepper motor 6, vertical guide rod 7, lead screw 8, lead screw nut 9, guide slider 10, reducer 11 , Foam asphalt connection port 12, caster universal wheel 13, locking screw 14.

Specific embodiments: a vertical foam asphalt mixture mixing equipment, which includes a frame 1, a frame base 2, a mixing bucket 3, an agitator 4, a lifting mechanism and a mixing bucket cover 5, and the frame base 2 is fixed with Rack 1. The lifting mechanism includes a lead screw pair, a stepping motor 6 and a vertical guide rod 7. The lead screw pair and the vertical guide rod 7 are respectively located on both sides of the mixing bucket 3. The lead screw pair includes a lead screw 8 and a lead screw nut 9. Guide slider 10 is set on the straight guide rod 7, and the both sides of mixing bucket 3 are respectively connected with lead screw nut 9 and guide slider 10 in rotation, which can realize the overturning motion of mixing bucket 3 and facilitate dumping of materials. The joint between the guide slider 10 and the mixing bucket 3 is provided with a locking screw 14 for locking and fixing the mixing bucket 3 . The lower end of vertical guide rod 7 is fixed on the frame seat 2, and the upper end of vertical guide rod 7 is fixed on the top of frame 1, and leading screw 8 is connected with the top of frame seat 2 and frame 1 rotation respectively, and leading screw The top of 8 is transmission connected with the power output shaft of stepping motor 6, and stepping motor 6 is arranged on the top of frame 1. The stepping motor 6 drives the lead screw 8 to rotate, and then drives the lead screw nut 9 to move up and down, and the lead screw nut 9 drives the mixing bucket 3 to move up and down. The screw pair can be a rolling screw pair or a sliding screw pair. The sliding screw pair can be used vertically without the need for a motor with a brake function, while the vertical installation of the rolling screw pair requires the motor to have a brake function. The top of the mixing bucket 3 is provided with the mixing bucket cover 5 matched with the mixing bucket 3, the mixing bucket cover 5 is fixed on the frame 1, the agitator 4 is located between the mixing bucket cover 5 and the mixing bucket 3, and the agitator 4 The central axis runs through the mixing tank cover 5 and is rotationally connected with the mixing tank cover 5. The central axis of the agitator 4 and the main shaft of the mixing tank 3 are set eccentrically to achieve uniform mixing without dead ends. The reducer 11 is located above the mixing tank cover 5, the central shaft of the agitator 4 is connected to the power output shaft of the reducer 11, and the reducer 11 drives the agitator 4 to move in the circumferential direction, thereby realizing the material in the mixing tank 3. Stirring, the mixing tank cover 5 is provided with a foamed asphalt connection port 12. The foam bitumen connection port 12 on the mixing tank cover 5 is connected with the bitumen foaming small testing machine, and its working process is to spray into the foam bitumen while stirring. The mixing bucket 3 can move up and down under the drive of the lifting mechanism. The mixing bucket 3 moves upward to the mixing bucket cover 5, and is fastened and connected with the mixing bucket cover 5. At this time, the mixer 4 starts to stir the materials. After the stirring is completed, the mixing bucket 3 Moving downward, the mixing tank 3 is separated from the mixing tank cover 5, and then the material in the mixing tank 3 is poured out.

The bottom of the frame seat 2 is provided with caster universal wheels 13 . This enables the whole machine to move randomly, and is convenient to connect with the small asphalt foam testing machine.

Working process: When the mixing bucket 3 is at the bottom, materials can be added. When the mixing bucket 3 moves to the top and engages with the mixing bucket cover 5, the stepping motor 6 stops working. After the mixing tank 3 is positioned, the agitator 4 starts to stir, and the foamed asphalt is sprayed through the foamed asphalt connection port 12 connected with the asphalt foaming small testing machine on the mixing tank cover 5, and stirred while spraying. After the stirring is completed, the stepping motor 6 is reversed to drive the mixing barrel 3 to return to the lower end position. Take off the locking screw 14 that fixes the mixing tank 3 and the lead screw nut, push the mixing tank 3 with an external force to make it tilt, and then the stirred material can be poured out.

Claims (5)

1. a vertical foam asphalt mixing plant, it is characterized in that it comprises a frame, a frame seat, a mixing bucket, an agitator, a lifting mechanism and a mixing bucket cover, and the frame is fixedly provided with a , the lifting mechanism is fixedly installed on the frame, the mixing bucket is connected with the lifting mechanism, a mixing bucket cover matching the mixing bucket is provided above the mixing bucket, and the mixing bucket cover fixed on the frame, the agitator is arranged between the mixing bucket cover and the mixing bucket, the central axis of the agitator runs through the mixing bucket cover and is rotatably connected with the mixing bucket cover, The reducer is arranged above the cover of the mixing tank, the central axis of the agitator is connected with the power output shaft of the reducer, and the cover of the mixing tank is provided with a foam asphalt connection port. 2. A kind of vertical foam asphalt mixing plant according to claim 1, characterized in that, the lifting mechanism comprises a screw pair, a stepping motor and a vertical guide rod, and the screw pair and the The vertical guide rods are respectively located on both sides of the mixing tank, the screw pair includes a screw and a screw nut, and guide sliders are set on the vertical guide rods, and the two sides of the mixing tank are respectively connected with the The lead screw nut is rotatably connected with the guide slider, the lower end of the vertical guide rod is fixed on the frame seat, the upper end of the vertical guide rod is fixed on the top of the frame, and the wire The rods are respectively connected to the frame base and the top of the frame in rotation, and the top of the screw is connected to the power output shaft of the stepping motor, and the stepping motor is arranged on the top of the frame . 3. A kind of vertical foamed asphalt mixture mixing equipment according to claim 2, characterized in that, the connection between the screw nut and the mixing bucket is provided with a locking screw, or the mixing bucket is connected to the mixing bucket. The connection of the guide slider is provided with the locking screw. 4 . A vertical foam asphalt mixing plant according to claim 1 , characterized in that, the bottom of the frame base is provided with caster universal wheels. 5. A vertical foamed asphalt mixing plant according to claim 1, characterized in that the main axis of the agitator is eccentrically arranged with the central axis of the mixing bucket.

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