CN221810494U - A cold mix cold paving asphalt mixture mixing device - Google Patents

Abstract

The utility model relates to the technical field of asphalt mixture production, and in particular to a cold-mix cold-paved asphalt mixture mixing device, which can automatically clean the asphalt mixture attached to the inner wall of a cylinder, is easy to use, has low labor intensity and high practicality; comprises a bottom plate, a bracket and a cylinder, the cylinder is fixedly mounted on the upper end of the bottom plate through the bracket, a chamber is arranged in the cylinder, a feed pipe and a discharge pipe are respectively arranged at the upper and lower parts of the cylinder, and valves are arranged on the feed pipe and the discharge pipe; also comprises a stirring mechanism, a spraying mechanism and a scraping mechanism, the stirring mechanism is mounted on the cylinder and the bottom plate, the stirring mechanism has a stirring function, the spraying mechanism is mounted on the cylinder, the spraying mechanism has a spraying function, a scraping mechanism is arranged on the spraying mechanism, and the scraping mechanism has a scraping function.

Description

A cold mix cold paving asphalt mixture mixing device

Technical Field

The utility model relates to the technical field of asphalt mixture production, in particular to a cold-mixed and cold-laid asphalt mixture mixing device.

Background Art

End①

Cold mix cold paving asphalt mixture is a material that can be stirred and mixed at room temperature. It is mainly composed of asphalt, coarse aggregate, fine aggregate, mineral powder and a certain amount of solvent. During production, these materials and a certain amount of solvent need to be added into a mixing device and stirred and mixed before use. In the prior art, the utility model patent with patent application number 201920057396.1 discloses a mixing device for cold mix cold paving asphalt mixture, which mainly includes a cylinder, a stirring shaft and a stirring blade. When mixing the asphalt mixture, various materials and solvents are added into the mixing device. Inside the cylinder, the stirring blades are rotated by the stirring shaft to mix various materials and solvents inside the cylinder. It is found during use that after the asphalt mixture is discharged from the cylinder, some asphalt mixture will still adhere to the inner wall of the cylinder. In order to prevent the asphalt mixture from solidifying on the inner wall of the cylinder, staff are required to enter the cylinder to clean the asphalt mixture adhered to the cylinder. Manual cleaning is not only labor-intensive but also inconvenient. Therefore, a mixing device that can automatically clean the asphalt mixture adhered to the inner wall of the cylinder is needed.

Utility Model Content

In order to solve the above technical problems, the utility model provides a cold-mix cold-paving asphalt mixture mixing device which can automatically clean the asphalt mixture attached to the inner wall of the cylinder body, is easy to use, has low labor intensity and high practicality.

The utility model discloses a cold-mix cold-paved asphalt mixture mixing device, comprising a base plate, a bracket and a cylinder, wherein the cylinder is fixedly mounted on the upper end of the base plate through the bracket, a chamber is arranged in the cylinder, a feed pipe and a discharge pipe are arranged at the upper and lower parts of the cylinder respectively, and valves are arranged on the feed pipe and the discharge pipe; the utility model also comprises a stirring mechanism, a spraying mechanism and a scraping mechanism, wherein the stirring mechanism is mounted on the cylinder and the base plate, the stirring mechanism has a stirring function, the spraying mechanism is mounted on the cylinder, the spraying mechanism has a spraying function, a scraping mechanism is arranged on the spraying mechanism, and the scraping mechanism has a scraping function; when producing the asphalt mixture, firstly, a solvent and various raw materials are added into the chamber of the cylinder, The asphalt mixture in the cylinder chamber is automatically cleaned by the asphalt mixing device, and then the asphalt mixture is stirred by the stirring mechanism. After the stirring is completed, the valve on the discharge pipe is opened to take out the asphalt mixture in the cylinder chamber. When the asphalt mixture on the inner wall of the cylinder chamber needs to be cleaned, the cleaning agent is sprayed on the inner wall of the cylinder chamber by the spraying mechanism to soften and rinse the asphalt mixture attached to the inner wall of the cylinder chamber. Then the asphalt mixture attached to the inner wall of the cylinder chamber is scraped off by the scraping mechanism, and then the discharge pipe is opened, and then the cleaned asphalt mixture and the solvent are discharged together. It can automatically clean the asphalt mixture attached to the inner wall of the cylinder chamber, is easy to use, has low labor intensity and high practicality.

Preferably, the stirring mechanism includes a rotating shaft, blades, bevel gear A, bevel gear B, a rotating shaft, a fixed plate and a driving motor. The rotating shaft is rotatably mounted on the bottom plate and the cylinder, multiple sets of blades are fixedly mounted on the rotating shaft, and multiple sets of blades are located in the chamber of the cylinder. Bevel gear A is fixedly mounted on the rotating shaft, bevel gear A meshes with bevel gear B, bevel gear B is fixedly mounted on the rotating shaft, the rotating shaft is rotatably mounted on the fixed plate, the left end of the rotating shaft is connected to the driving motor, and the driving motor and the fixed plate are fixedly mounted on the bottom plate; when the material in the cylinder chamber is stirred, the driving motor is turned on, the driving motor drives the bevel gear A to rotate through the rotating shaft, and the bevel gear A drives the multiple sets of blades to rotate through the rotating shaft, and the multiple sets of blades cause the material in the cylinder chamber to be stirred and mixed during the rotation process, thereby facilitating the mixing of the materials.

Preferably, the spraying mechanism includes a rotary joint, a delivery pump, a delivery pipe, a nozzle and a driving mechanism, the rotary joint is fixedly mounted on the upper end of the cylinder, the delivery pump is fixedly mounted on the upper end of the cylinder, the output end of the delivery pump is connected to the rotary joint, the delivery pipe is rotatably mounted on the rotary joint and the upper end of the cylinder, the upper end of the delivery pipe is connected to the rotary joint, the nozzle is fixedly mounted on the delivery pipe, the driving mechanism is mounted on the delivery pipe and the cylinder, the driving mechanism is used to rotate the delivery pipe, and the scraping mechanism is mounted on the delivery pipe; when spraying the cleaning liquid on the inner wall of the cylinder, the input end of the delivery pump is connected to the cleaning liquid storage tank, and then the delivery pump is turned on, so that the cleaning liquid is sprayed onto the inner wall of the cylinder via the delivery pump, the delivery pipe and the nozzle in sequence, and then the driving mechanism is turned on, so that the delivery pipe drives the nozzle to rotate, and the nozzle evenly sprays the cleaning liquid onto the inner wall of the cylinder during the rotation process; the cleaning of the inner wall of the cylinder is convenient.

Preferably, the driving mechanism includes a driven gear, a driving gear, a rotating shaft and a servo motor, the driven gear is fixedly mounted on the conveying pipe, the driven gear is meshed with the driving gear, the driving gear is fixedly mounted on the rotating shaft, the left end of the rotating shaft is connected to the servo motor, the rotating shaft is rotatably mounted on the cylinder, and the servo motor is fixedly mounted on the cylinder; when the conveying pipe is rotated, the servo motor is turned on, the servo motor drives the driven gear to rotate through the rotating shaft, and then the conveying pipe is rotated; the rotation of the conveying pipe is facilitated.

Preferably, the scraping mechanism includes a telescopic mechanism and a scraper, and the scraper is installed at the lower part of the conveying pipe through the telescopic mechanism, and the telescopic mechanism is used to adjust the position of the scraper; when the asphalt mixture in the cylinder chamber is stirred, the scraper is disengaged from the inner wall of the cylinder through the telescopic mechanism, and at the same time, the conveying pipe rotates the scraper through the telescopic mechanism, further promoting the mixing of the materials in the cylinder chamber; when the asphalt mixture in the cylinder chamber needs to be cleaned, the scraper is brought into contact with the inner wall of the cylinder through the telescopic mechanism, so that the scraper can scrape off the material attached to the inner wall of the cylinder when rotating; convenience is improved.

Preferably, the telescopic mechanism includes a sliding column, a fixed tube and a bolt, the fixed tube is fixedly installed on the conveying tube, the sliding column is slidably installed on the fixed tube left and right, the scraper is fixedly installed on the sliding column, the bolt is screwed on the fixed tube, and the bolt tightens the sliding column against the fixed tube; when adjusting the distance between the scraper and the conveying tube, the bolt is rotated to disengage the bolt from the sliding column, and then the sliding column is slid to adjust the position of the scraper, until the scraper is adjusted to a suitable position, the bolt is tightened to fix the scraper; this facilitates the adjustment of the scraper position.

Preferably, a working port communicating with the chamber is provided at the upper end of the cylinder, and a sealing cover is installed on the outside of the working port; through the above arrangement, when the staff needs to rotate the bolt, they can open the sealing cover to operate the bolt, thereby improving convenience.

Compared with the prior art, the utility model has the following beneficial effects: the asphalt mixture attached to the inner wall of the cylinder can be automatically cleaned, the use is convenient, the labor intensity is low, and the practicality is high.

BRIEF DESCRIPTION OF THE DRAWINGS

Fig. 1 is a schematic cross-sectional view of the utility model;

FIG2 is a schematic diagram of the structure of the telescopic mechanism, the scraper and the nozzle;

Figure 3 is a schematic diagram of the axonometric structure of the utility model;

FIG4 is a schematic structural diagram of a stirring mechanism;

FIG. 5 is a schematic structural diagram of a spraying mechanism.

Markings in the attached figure: 1. base plate; 2. bracket; 3. cylinder; 4. rotating shaft; 5. blade; 6. bevel gear A; 7. bevel gear B; 8. rotating shaft; 9. fixed plate; 10. driving motor; 11. rotating joint; 12. delivery pump; 13. delivery pipe; 14. nozzle; 15. driven gear; 16. driving gear; 17. rotating shaft; 18. servo motor; 19. scraper; 20. sliding column; 21. fixing pipe; 22. bolt; 23. sealing cover.

DETAILED DESCRIPTION

In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively with reference to the relevant drawings below. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

Example 1

As shown in Figures 1 to 5, the mixing device of the utility model includes a base plate 1, a bracket 2, a cylinder 3, a stirring mechanism, a spraying mechanism and a scraping mechanism. The cylinder 3 is fixedly mounted on the upper end of the base plate 1 through the bracket 2. A chamber is arranged in the cylinder 3. A feed pipe and a discharge pipe are arranged at the upper and lower parts of the cylinder 3 respectively. Valves are arranged on the feed pipe and the discharge pipe. The stirring mechanism is mounted on the cylinder 3 and the base plate 1. The stirring mechanism has a stirring function. The spraying mechanism is mounted on the cylinder 3. The spraying mechanism has a spraying function. A scraping mechanism is arranged on the spraying mechanism. The scraping mechanism has a scraping function. When producing asphalt mixture, firstly, a solvent and various raw materials are added to the chamber of the cylinder 3. The asphalt mixture in the chamber of the cylinder 3 is then stirred by a stirring mechanism. After the stirring is completed, the valve on the discharge pipe is opened to take out the asphalt mixture in the chamber of the cylinder 3. When the asphalt mixture on the inner wall of the chamber of the cylinder 3 needs to be cleaned, the cleaning agent is sprayed on the inner wall of the cylinder 3 by a spraying mechanism to soften and rinse the asphalt mixture attached to the inner wall of the cylinder 3. Then, the asphalt mixture attached to the inner wall of the cylinder 3 is scraped off by a scraping mechanism, and then the discharge pipe is opened, and then the cleaned asphalt mixture and the solvent are discharged together. It can automatically clean the asphalt mixture attached to the inner wall of the cylinder 3, is easy to use, has low labor intensity, and is highly practical.

As shown in FIG4 , the stirring mechanism includes a rotating shaft 4, blades 5, bevel gear A6, bevel gear B7, rotating shaft 8, fixed plate 9 and driving motor 10. The rotating shaft 4 is rotatably mounted on the bottom plate 1 and the cylinder 3. The plurality of blades 5 are fixedly mounted on the rotating shaft 4. The plurality of blades 5 are located in the chamber of the cylinder 3. The bevel gear A6 is fixedly mounted on the rotating shaft 4. The bevel gear A6 is meshed with the bevel gear B7. The bevel gear B7 is fixedly mounted on the rotating shaft 8. The rotating shaft 8 is rotatably mounted on the fixed plate 9. The left end of the rotating shaft 8 is connected to the driving motor 10. The driving motor 10 and the fixed plate 9 are fixedly mounted on the bottom plate 1. When the material in the chamber of the cylinder 3 is stirred, the driving motor 10 is turned on. The driving motor 10 drives the bevel gear A6 to rotate through the rotating shaft 8. The bevel gear A6 drives the plurality of blades 5 to rotate through the rotating shaft 4. The plurality of blades 5 stir and mix the material in the chamber of the cylinder 3 during the rotation process. This facilitates the mixing of the material.

As shown in Figure 5, the spraying mechanism includes a rotary joint 11, a delivery pump 12, a delivery pipe 13, a nozzle 14 and a driving mechanism. The rotary joint 11 is fixedly mounted on the upper end of the cylinder 3, the delivery pump 12 is fixedly mounted on the upper end of the cylinder 3, the output end of the delivery pump 12 is connected to the rotary joint 11, the delivery pipe 13 is rotatably mounted on the rotary joint 11 and the upper end of the cylinder 3, the upper end of the delivery pipe 13 is connected to the rotary joint 11, the nozzle 14 is fixedly mounted on the delivery pipe 13, the driving mechanism is mounted on the delivery pipe 13 and the cylinder 3, and the driving mechanism is used to The delivery pipe 13 rotates, and the scraping mechanism is installed on the delivery pipe 13; when spraying the cleaning liquid on the inner wall of the cylinder 3, the input end of the delivery pump 12 is connected to the cleaning liquid storage tank, and then the delivery pump 12 is turned on, so that the cleaning liquid is sprayed on the inner wall of the cylinder 3 through the delivery pump 12, the delivery pipe 13 and the nozzle 14 in sequence, and then the driving mechanism is turned on, so that the delivery pipe 13 drives the nozzle 14 to rotate, and the nozzle 14 evenly sprays the cleaning liquid on the inner wall of the cylinder 3 during the rotation process; the cleaning of the inner wall of the cylinder 3 is convenient.

As shown in FIG2 , the driving mechanism includes a driven gear 15, a driving gear 16, a rotating shaft 17 and a servo motor 18. The driven gear 15 is fixedly mounted on the conveying tube 13, the driven gear 15 is meshed with the driving gear 16, the driving gear 16 is fixedly mounted on the rotating shaft 17, the left end of the rotating shaft 17 is connected to the servo motor 18, the rotating shaft 17 is rotatably mounted on the cylinder 3, and the servo motor 18 is fixedly mounted on the cylinder 3; when the conveying tube 13 is rotated, the servo motor 18 is turned on, and the servo motor 18 drives the driven gear 15 to rotate through the rotating shaft 17, thereby rotating the conveying tube 13; the rotation of the conveying tube 13 is facilitated.

As shown in Figure 5, the scraping mechanism includes a telescopic mechanism and a scraper 19. The scraper 19 is installed at the lower part of the conveying pipe 13 through the telescopic mechanism, and the telescopic mechanism is used to adjust the position of the scraper 19. When the asphalt mixture in the chamber of the cylinder 3 is stirred, the scraper 19 is disengaged from the inner wall of the cylinder 3 through the telescopic mechanism, and at the same time, the conveying pipe 13 rotates the scraper 19 through the telescopic mechanism, further promoting the mixing of the materials in the chamber of the cylinder 3. When the asphalt mixture in the chamber of the cylinder 3 needs to be cleaned, the scraper 19 is brought into contact with the inner wall of the cylinder 3 through the telescopic mechanism, so that the scraper 19 can scrape off the materials attached to the inner wall of the cylinder 3 when rotating, thereby improving convenience.

The telescopic mechanism includes a sliding column 20, a fixed tube 21 and a bolt 22. The fixed tube 21 is fixedly installed on the conveying tube 13, the sliding column 20 is slidably installed on the fixed tube 21 left and right, the scraper 19 is fixedly installed on the sliding column 20, and the bolt 22 is screwed with the fixed tube 21. The bolt 22 presses the sliding column 20 against the fixed tube 21; when adjusting the distance between the scraper 19 and the conveying tube 13, the bolt 22 is rotated to disengage the bolt 22 from the sliding column 20, and then the sliding column 20 is slid to adjust the position of the scraper 19. When the scraper 19 is adjusted to a suitable position, the bolt 22 is tightened to fix the scraper 19; this facilitates the adjustment of the position of the scraper 19.

The upper end of the cylinder 3 is provided with a working port communicating with the chamber, and a sealing cover 23 is installed on the outside of the working port.

Example 2

On the basis of embodiment 1, the rotating shaft 4 can be installed on an electric turntable, and the rotating shaft 4 can also be rotated by the electric turntable.

The cylinder 3, rotary joint 11, drive motor 10, servo motor 18 and scraper 19 of the cold-mix cold-paving asphalt mixture mixing device of the utility model are all purchased on the market. Technical personnel in the industry only need to install and operate them according to the accompanying instruction manual, without the need for technical personnel in this field to make creative labor.

The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims (7)

1. A cold-mix cold-paved asphalt mixture mixing device, comprising a base plate (1), a bracket (2) and a cylinder (3), wherein the cylinder (3) is fixedly mounted on the upper end of the base plate (1) through the bracket (2), a chamber is arranged in the cylinder (3), a feed pipe and a discharge pipe are arranged at the upper and lower parts of the cylinder (3), and valves are arranged on the feed pipe and the discharge pipe; characterized in that it also comprises a stirring mechanism, a spraying mechanism and a scraping mechanism, wherein the stirring mechanism is mounted on the cylinder (3) and the base plate (1), the stirring mechanism has a stirring function, the spraying mechanism is mounted on the cylinder (3), the spraying mechanism has a spraying function, a scraping mechanism is arranged on the spraying mechanism, and the scraping mechanism has a scraping function. 2. A cold-mix cold-paved asphalt mixture mixing device as described in claim 1, characterized in that the stirring mechanism comprises a rotating shaft (4), blades (5), a bevel gear A (6), a bevel gear B (7), a rotating shaft (8), a fixed plate (9) and a driving motor (10), the rotating shaft (4) is rotatably mounted on the base plate (1) and the cylinder (3), multiple groups of blades (5) are fixedly mounted on the rotating shaft (4), and multiple groups of blades (5) are located in the chamber of the cylinder (3), the bevel gear A (6) is fixedly mounted on the rotating shaft (4), the bevel gear A (6) is meshed with the bevel gear B (7), the bevel gear B (7) is fixedly mounted on the rotating shaft (8), the rotating shaft (8) is rotatably mounted on the fixed plate (9), the left end of the rotating shaft (8) is connected to the driving motor (10), and the driving motor (10) and the fixed plate (9) are fixedly mounted on the base plate (1). 3. A cold-mix cold-paved asphalt mixture mixing device as described in claim 1, characterized in that the spraying mechanism includes a rotary joint (11), a delivery pump (12), a delivery pipe (13), a nozzle (14) and a driving mechanism, the rotary joint (11) is fixedly mounted on the upper end of the cylinder (3), the delivery pump (12) is fixedly mounted on the upper end of the cylinder (3), the output end of the delivery pump (12) is connected to the rotary joint (11), the delivery pipe (13) is rotatably mounted on the rotary joint (11) and the upper end of the cylinder (3), the upper end of the delivery pipe (13) is connected to the rotary joint (11), the nozzle (14) is fixedly mounted on the delivery pipe (13), the driving mechanism is mounted on the delivery pipe (13) and the cylinder (3), the driving mechanism is used to rotate the delivery pipe (13), and the scraping mechanism is mounted on the delivery pipe (13). 4. A cold-mix cold-paved asphalt mixture mixing device as described in claim 3, characterized in that the driving mechanism includes a driven gear (15), a driving gear (16), a rotating shaft (17) and a servo motor (18), the driven gear (15) is fixedly mounted on the conveying pipe (13), the driven gear (15) is meshed with the driving gear (16), the driving gear (16) is fixedly mounted on the rotating shaft (17), the left end of the rotating shaft (17) is connected to the servo motor (18), the rotating shaft (17) is rotatably mounted on the cylinder (3), and the servo motor (18) is fixedly mounted on the cylinder (3). 5. A cold-mix cold-paving asphalt mixture mixing device as described in claim 3, characterized in that the scraping mechanism includes a telescopic mechanism and a scraper (19), the scraper (19) is installed at the lower part of the conveying pipe (13) through the telescopic mechanism, and the telescopic mechanism is used to adjust the position of the scraper (19). 6. A cold-mix cold-paved asphalt mixture mixing device as described in claim 5, characterized in that the telescopic mechanism includes a sliding column (20), a fixed pipe (21) and a bolt (22), the fixed pipe (21) is fixedly installed on the conveying pipe (13), the sliding column (20) is slidably installed on the fixed pipe (21) left and right, the scraper (19) is fixedly installed on the sliding column (20), the bolt (22) is screwed with the fixed pipe (21), and the bolt (22) tightens the sliding column (20) on the fixed pipe (21). 7. A cold-mix cold-paved asphalt mixture mixing device as described in claim 1, characterized in that a working port communicating with the chamber is provided at the upper end of the cylinder (3), and a sealing cover (23) is installed on the outside of the working port.