CN219793532U - A kind of asphalt mixture preparation mechanism - Google Patents

Abstract

The utility model discloses an asphalt mixture preparation mechanism, which comprises a mixing barrel, and a mixing mechanism and a scraping mechanism which are arranged in the mixing barrel; the material mixing mechanism comprises a driving rod and a plurality of driven rods distributed around the driving rod, the outer wall of the driving rod is provided with a main stirring blade, the outer wall of the driven rod is provided with an auxiliary stirring blade, and a material scraping ring in the material scraping mechanism is matched with the inner wall of the material mixing barrel and slides in the axis direction of the driving rod in the material mixing barrel; the main stirring blades are used for lifting the mixture in the center of the mixing barrel from the lower part to the upper part, and the auxiliary stirring blades uniformly distributed around the main stirring blades are used for mixing and stirring the mixture, so that the mixing and stirring effect is improved; the scraping ring moves up and down along the inner wall of the mixing barrel, and the mixture adhered to the inner wall of the mixing barrel is scraped down through the movement of the scraping ring, so that the mixture can be stirred more fully.

Description

An asphalt mixture preparation mechanism

Technical field

The utility model relates to the technical field of building construction, specifically an asphalt mixture preparation mechanism.

Background technique

Asphalt is a viscous, black, highly viscous liquid or semi-solid petroleum. Asphalt is mainly used in the construction of asphalt pavements. When used, asphalt is generally mixed with a certain grade of mineral materials, Crushed stone or crushed gravel, stone chips, mineral powder, etc. are mixed and mixed to form an asphalt mixture.

At present, when preparing asphalt mixtures, mixing devices are mainly used in the existing technology for mixing. However, most of the existing mixing devices are single mixing units. In the actual working process, the mixture is not sufficiently stirred and the mixture is mixed. The material uniformity is relatively low, and the mixture is easy to adhere to the barrel wall, making it less practical.

Utility model content

The purpose of this utility model is to provide an asphalt mixture preparation mechanism to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

An asphalt mixture preparation mechanism, including a mixing barrel, a mixing mechanism and a scraping mechanism arranged in the mixing barrel;

The mixing mechanism includes a motor, a transmission box, a driving rod and a number of driven rods distributed around the driving rod. A main stirring blade is installed on the outer wall of the driving rod, and a auxiliary mixing blade is installed on the outer wall of the driven rod. The box is used to drive the driving rod and the driven rod to rotate;

The scraping mechanism includes a transmission rod that is drivingly connected to a driving rod or a driven rod. A rotating plate is installed at the end of the driving rod. A swinging rod is connected to the eccentric part of the rotating plate. A guide is hinged at the bottom of the swinging rod. Rod, the bottom end of the guide rod is equipped with a scraper ring, the scraper ring is adapted to the inner wall of the mixing barrel and slides along the axis of the driving rod in the mixing barrel.

Preferably, a hopper is installed on the side wall of the mixing tank.

Preferably, an observation window is installed on the side wall of the mixing tank.

Preferably, the top wall of the mixing barrel is provided with a sliding sleeve, and the guide rod is in vertical and linear sliding fit with the sliding sleeve.

Preferably, the transmission box includes a main gear plate and a plurality of slave gears meshed with the main gear plate. The main gear plate is coaxially connected to the driving rod, and the slave gears are coaxially connected to the corresponding driven rod.

Preferably, a driving bevel gear is installed on the upper end of the driving rod, a driven bevel gear meshing with the driving bevel gear is installed on the transmission rod, a fixed frame is installed on the top wall of the mixing barrel, and the transmission rod rotates horizontally. Attached to fixed frame.

Preferably, the main stirring blade has a spiral structure.

Compared with the existing technology, the beneficial effects of this utility model are:

Under the common rotation of the main mixing blade and the auxiliary mixing blade, the mixture is fully stirred. At the same time, the main mixing blade is used to lift the mixture in the center of the mixing barrel from the lower part to the upper part, and evenly distribute it in the main mixing bucket. The auxiliary stirring blades around the stirring blade are used to mix and stir the mixture, thereby improving the mixing effect;

At the same time, the scraper ring moves up and down along the inner wall of the mixing barrel, and the mixture adhered to the inner wall of the mixing barrel is scraped off by the movement of the scraper ring, so that the mixture can be stirred more fully and the mixture can be improved. degree of uniformity.

Description of the drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for describing the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without exerting creative efforts.

Figure 1 is a front view of the utility model;

Figure 2 is a schematic diagram of the internal components of the mixing barrel of the present utility model;

Figure 3 is a schematic diagram of the distribution of the active lever and the driven lever of the present utility model.

1. Mixing barrel; 2. Adding hopper; 3. Transmission box; 4. Motor; 5. Driving rod; 6. Main gear plate; 7. Driven rod; 8. Slave gear; 9. Main mixing blade; 10. Auxiliary stirring blade; 11. Transmission rod; 12. Driving bevel gear; 13. Driven bevel gear; 14. Rotating plate; 15. Swing rod; 17. Guide rod; 18. Scraping ring; 19. Fixing frame; 21. Observation window; 22. Sliding sleeve.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

Example:

As shown in Figure 1-3:

The side wall of the mixing barrel 1 is connected with a feeding hopper 2, and raw materials are added to the inner cavity of the mixing barrel 1 through the feeding hopper 2. The transmission box 3 is installed at the bottom of the mixing barrel 1, and an observation window 21 is installed on the side wall of the mixing barrel 1. To facilitate observation of the internal conditions of the mixing barrel 1, the fixing bracket 19 is fixedly installed on the top wall of the mixing barrel 1;

The driving rod 5 and the driven rod 7 are connected vertically and rotationally inside the mixing barrel 1. The driving rod 5 is located in the center of the mixing bucket 1, and four sets of driven rods 7 are evenly distributed around the driving rod 5;

The transmission box 3 includes a main gear plate 6 and four sets of slave gears 8 meshed with the main gear plate 6. The lower end of the driving rod 5 extends to the bottom of the mixing barrel 1 and is coaxially fixedly connected with the main gear plate 6. The lower end of the driven rod 7 extends to The bottom of the mixing barrel 1 is coaxially fixedly connected to the one-to-one corresponding slave gear 8, and the output end of the motor 4 is connected to the main gear plate 6/active rod 5;

The outer wall of the driving rod 5 is provided with a main mixing blade 9 with a spiral structure. The driven rod 7 is evenly connected with a number of auxiliary mixing blades 10 along its axial direction. The fixed frame 19 is provided with a transmission rod 11 for horizontal rotation. The upper end of the driving rod 5 extends to A driving bevel gear 12 is fixed above the mixing barrel 1, and a driven bevel gear 13 is fixed on the transmission rod 11. The driven bevel gear 13 meshes with the driving bevel gear 12, and the left and right ends of the transmission rod 11 are fixedly connected with rotating Plate 14, the eccentric/edge positions of both sets of rotating plates 14 are rotatably connected to swing rods 15, the bottom ends of both sets of swing plates 15 are pivoted and hingedly connected to connecting seats, and the bottom ends of both sets of connecting seats are connected to guide rods 17. There are two sets of symmetrical sliding sleeves 22 on the top wall of the barrel 1. The guide rods 17 are connected to the mixing barrel 1 by sliding vertically along the axial direction of the driving rod 5 through the corresponding sliding sleeves 22. The two sets of guide rods 17 are connected to scrapers at the bottom. ring 18, and the outer wall of the scraper ring 18 is in contact with the inner wall of the mixing barrel 1;

When working, the motor 4 drives the driving rod 5 and the main gear plate 6 to rotate. The rotation of the main gear plate 6 drives the driven rod 7 to rotate through the meshed slave gear 8, so that the driving rod 5 and the driven rod 7 drive the main mixing blade respectively. 9 rotates together with the auxiliary stirring blade 10;

The rotation of the main mixing blade 9 is used to lift the mixture in the lower center of the mixing barrel 1 upward, and the mixture in the upper part of the mixing barrel 1 moves downward from the surrounding edges. In this process, several auxiliary mixing blades 10 pair the descending mixture. Mix and stir, and under the joint action of the main stirring blade 9 and the auxiliary stirring blade 10, the mixture is fully stirred;

At the same time, the rotation of the driving rod 5 will drive the transmission rod 11 to rotate horizontally through the meshing of the driving bevel gear 12 and the driven bevel gear 13. The transmission rod 11 drives the rotating plate 14 to rotate. The rotating plate 14 passes through the swing rod 15 and the connecting seat 16 The guide rod 17 is driven to move up and down vertically on the mixing barrel 1, so that the guide rod 17 drives the scraper ring 18 to move vertically back and forth up and down along the inner wall of the mixing bucket 1. The movement of the scraper ring 18 will adhere to the mixing material. The mixture on the inner wall of barrel 1 is scraped off, thereby enabling the mixture to be stirred more fully and improving the uniformity of the mixture.

A discharge valve is installed on the lower/bottom wall of the side wall of the mixing barrel 1, and the discharge valve is used to discharge the mixed mixture.

In the description of this specification, reference to the terms "one embodiment," "example," "specific example," etc., means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in the invention. in at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are only used to help explain the present invention. The preferred embodiment does not describe all details in detail, nor does it limit the utility model to the specific implementation described. Obviously, many modifications and variations are possible in light of the contents of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can better understand and utilize the present invention. The invention is limited only by the claims and their full scope and equivalents.

Claims (7)

1. The utility model provides an asphalt mixture preparation mechanism, includes compounding bucket (1) and sets up compounding mechanism and scraping mechanism in compounding bucket (1), its characterized in that:

the mixing mechanism comprises a motor (4), a transmission case (3), a driving rod (5) and a plurality of driven rods (7) distributed around the driving rod (5), wherein a main stirring blade (9) is arranged on the outer wall of the driving rod (5), an auxiliary stirring blade (10) is arranged on the outer wall of the driven rod (7), and the transmission case (3) is used for driving the driving rod (5) and the driven rod (7) to rotate;

the scraping mechanism comprises a transmission rod (11) connected with a driving rod (5) or a driven rod (7) in a transmission manner, a rotating plate (14) is arranged at the end part of the transmission rod (11), a swinging rod (15) is connected to the eccentric part of the rotating plate (14), a guide rod (17) is hinged to the bottom end of the swinging rod (15), a scraping ring (18) is arranged at the bottom end of the guide rod (17), and the scraping ring (18) is matched with the inner wall of the mixing barrel (1) and slides in the axis direction of the driving rod (5) in the mixing barrel (1).

2. The asphalt mixture preparation mechanism according to claim 1, wherein: and a hopper (2) is arranged on the side wall of the mixing barrel (1).

3. The asphalt mixture preparation mechanism according to claim 1, wherein: an observation window (21) is arranged on the side wall of the mixing barrel (1).

4. The asphalt mixture preparation mechanism according to claim 1, wherein: the top wall of the mixing barrel (1) is provided with a sliding sleeve (22), and the guide rod (17) is in vertical linear sliding fit with the sliding sleeve (22).

5. The asphalt mixture preparation mechanism according to claim 1, wherein: the transmission case (3) comprises a main fluted disc (6) and a plurality of auxiliary gears (8) meshed with the main fluted disc (6), wherein the main fluted disc (6) is coaxially connected with the driving rod (5), and the auxiliary gears (8) are coaxially connected with the corresponding driven rods (7).

6. The asphalt mixture preparation mechanism according to claim 1, wherein: the automatic mixing device is characterized in that a driving bevel gear (12) is arranged at the upper end of the driving rod (5), a driven bevel gear (13) meshed with the driving bevel gear (12) is arranged on the driving rod (11), a fixing frame (19) is arranged on the top wall of the mixing barrel (1), and the driving rod (11) is horizontally and rotatably connected to the fixing frame (19).

7. The asphalt mixture preparation mechanism according to claim 1, wherein: the main stirring blade (9) is in a spiral structure.