Rubber asphalt preparation device

Abstract

The utility model discloses a rubber asphalt preparation device which comprises a main body, a preparation cavity is formed in the main body, a top cover is arranged over the main body, heaters are installed at the front end and the rear end in the preparation cavity, and the rubber asphalt preparation device further comprises a transmission cavity formed in the lower end in the main body. A first stirring shaft is arranged on the lower side of the interior of the transmission cavity, one end of the first stirring shaft penetrates through and extends into the preparation cavity, the first stirring shaft is rotationally matched with the preparation cavity, two second stirring shafts are rotationally arranged on the upper side of the inner side of the interior of the transmission cavity, and one end of each second stirring shaft extends into the preparation cavity. According to the rubber asphalt preparation device, through transverse and longitudinal stirring, the raw material stirring effect can be improved, the stirring and mixing efficiency is improved, preparation is more sufficient, irritant gas generated in the preparation process can be filtered and purified, the working environment is prevented from being polluted, and the body health of workers is prevented from being harmed.

Description

Technical Field

[0001] The utility model relates to the technical field of rubber asphalt production, in particular to a rubber asphalt preparation device. Background Art

[0002] Rubber asphalt is a high-quality road construction material. It is a modified asphalt binder material obtained by mixing rubber powder processed from waste tires with asphalt, additives, etc. in a certain proportion and fully swelling under a certain temperature and shear force. This material has excellent high-temperature stability, low-temperature crack resistance, water damage resistance and aging resistance, and can significantly improve the performance and life of the road surface. In the preparation process of rubber asphalt, the mixing device plays a vital role. The main function of the mixing device is to mix rubber powder, asphalt and other additives according to predetermined proportions and process requirements to ensure that various raw materials can be fully and evenly integrated, thereby obtaining rubber asphalt with stable performance.

[0003] The existing Chinese patent with announcement number CN217839586U discloses a rubber asphalt preparation device, including a box body, one end of the box body is fixedly connected to a driving mechanism, the driving mechanism extends into the box body, a crushing device is arranged inside the box body, the crushing device is connected to the driving mechanism, one end of the box body is rotatably connected to a transmission mechanism, a stirring device is rotatably connected inside the box body, the stirring device is meshed with the transmission mechanism, and a screening device is slidably connected inside the box body.

[0004] Although the above scheme can screen the rubber powder to avoid the presence of rubber powder with larger particles, the preparation device only stirs the rubber asphalt preparation raw materials by stirring, resulting in insufficient stirring. At the same time, the rubber asphalt needs to be heated during preparation. After the raw materials are heated, irritating gases will be generated, which will pollute the working environment and endanger the health of the workers. Therefore, it does not meet the existing needs. In this regard, we propose a rubber asphalt preparation device. Utility Model Content

[0005] The purpose of the utility model is to provide a rubber asphalt preparation device to solve the problems of insufficient mixing of raw materials and lack of purification and filtration of irritating gases during heating preparation in the rubber asphalt preparation device proposed in the above background technology, which is easy to endanger the health of workers.

[0006] To achieve the above object, the utility model provides the following technical solution: a rubber asphalt preparation device, comprising a main body, a preparation chamber is provided inside the main body, a top cover is provided directly above the main body, and heaters are installed at the front and rear ends of the preparation chamber;

[0007] It also includes a transmission cavity, which is opened at the lower end of the main body, a first stirring shaft is arranged on the lower side of the transmission cavity, one end of the first stirring shaft penetrates and extends into the preparation cavity, and the first stirring shaft rotates in cooperation with the preparation cavity, two second stirring shafts are rotatably arranged on the upper side of the inner side of the transmission cavity, and one end of the second stirring shaft extends into the preparation cavity, transmission rods are rotatably arranged on both sides of the lower end of the transmission cavity, bearings are arranged on the outer wall of the transmission rod, three groups of equidistantly distributed first stirring blades are welded to the outer wall of one end of the first stirring shaft located in the preparation cavity, and four first stirring blades are welded to the outer wall of one end of the second stirring shaft located in the preparation cavity in an annular manner and equidistantly distributed second stirring blades are welded; four second stirring blades are welded to the outer wall of one end of the second stirring shaft located in the preparation cavity in an annular manner and equidistantly distributed second stirring blades;

[0008] It also includes a purification chamber, which is opened on one side of the top cover, and the purification chamber is connected to the preparation chamber. Three activated carbon air purification plates are equidistantly distributed inside the purification chamber.

[0009] Preferably, a motor is provided at the lower end of the transmission chamber, and the output end of the motor is connected to the first stirring shaft via a coupling.

[0010] Preferably, the transmission rod is connected to one end of the second stirring shaft located inside the transmission cavity via a first transmission belt, and the second stirring shaft is connected to one end of the second stirring shaft located inside the transmission cavity via a second transmission belt.

[0011] Preferably, the outer wall of the first stirring shaft at one end inside the transmission chamber and one end of the transmission rod are both provided with bevel gears, and the bevel gears are meshingly connected.

[0012] Preferably, a fan is provided on one side of the upper end of the top cover, and the fan is connected to the purification chamber through a connecting pipe.

[0013] Preferably, a sealing door is movably mounted on one side of the upper end of the main body, and the sealing door is located at the upper end of the purification chamber.

[0014] Preferably, electric telescopic rods are arranged on the upper sides of both sides of the main body, and the output ends of the electric telescopic rods are connected to the top cover.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The utility model opens a transmission cavity at the lower side of the main body. When the raw materials for preparing rubber asphalt are stirred, the motor is started, and the motor rotates the first stirring shaft to perform horizontal stirring. The rotation of the first stirring shaft drives the bevel gear to rotate the transmission rod. The transmission rod can make the two second stirring shafts rotate synchronously under the drive of the first transmission belt and the second transmission belt to achieve longitudinal stirring. Therefore, the stirring effect of the raw materials can be improved through horizontal and vertical stirring, the stirring and mixing efficiency is increased, and the preparation is more sufficient.

[0017] 2. The utility model opens a purification chamber on one side of the interior of the top cover. After the raw materials prepared from rubber asphalt are heated by a heater, the fan can be started. The fan can generate suction in the purification chamber through a connecting pipe, so that the irritating gas generated after heating enters the interior of the purification chamber through the through hole. The irritating gas will pass through three activated carbon air purification plates, thereby achieving sufficient purification and filtration, avoiding pollution of the working environment and endangering the health of the staff. The activated carbon air purification plate can be replaced by opening the sealed door, thereby ensuring a long-term purification effect.

[0018] 3. The utility model is provided with electric telescopic rods on both sides of the main body. When the raw materials for preparing rubber asphalt are added, the electric telescopic rods can be started. The electric telescopic rods can replace manual labor to raise the top cover, avoiding manual operation of the heavier top cover and improving work efficiency and safety. When the raw materials are added, the electric telescopic rods can automatically lower the top cover to ensure the sealing of the preparation process and prevent the spread of harmful gases or irritating odors. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view schematic diagram of the internal structure of the utility model;

[0020] Figure 2 It is a front view schematic diagram of the overall structure of the utility model;

[0021] Figure 3 It is a top view schematic diagram of the internal structure of the utility model;

[0022] Figure 4 For the utility model Figure 1 A partial enlarged view of area A.

[0023] In the figure: 1. main body; 2. top cover; 3. preparation chamber; 4. transmission chamber; 5. motor; 6. first stirring shaft; 7. bevel gear; 8. transmission rod; 9. bearing; 10. first transmission belt; 11. second stirring shaft; 12. second transmission belt; 13. first stirring blade; 14. second stirring blade; 15. purification chamber; 16. sealing door; 17. activated carbon air purification plate; 18. fan; 19. connecting pipe; 20. electric telescopic rod; 21. heater. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-4 The utility model provides a technical solution: a rubber asphalt preparation device, comprising a main body 1, a preparation chamber 3 is provided inside the main body 1, a top cover 2 is provided directly above the main body 1, and heaters 21 are installed at the front and rear ends of the preparation chamber 3;

[0026] It also includes a transmission chamber 4, which is opened at the lower end of the main body 1, and a first stirring shaft 6 is arranged on the lower side of the transmission chamber 4, one end of the first stirring shaft 6 penetrates and extends to the inside of the preparation chamber 3, and the first stirring shaft 6 is rotatably matched with the preparation chamber 3, two second stirring shafts 11 are rotatably arranged on the upper side of the inner side of the transmission chamber 4, and one end of the second stirring shaft 11 extends to the inside of the preparation chamber 3, transmission rods 8 are rotatably arranged on both sides of the lower end of the transmission chamber 4, and bearings 9 are arranged on the outer wall of the transmission rod 8, three groups of equidistantly distributed first stirring blades 13 are welded to the outer wall of one end of the first stirring shaft 6 located inside the preparation chamber 3, and four first stirring blades 13 are welded in an annular and equidistant manner, and four second stirring blades 14 are welded in an annular and equidistant manner on the outer wall of one end of the second stirring shaft 11 located inside the preparation chamber 3;

[0027] It also includes a purification chamber 15 which is opened on one side of the top cover 2 and is communicated with the preparation chamber 3 . Three activated carbon air purification plates 17 which are equidistantly distributed are arranged inside the purification chamber 15 .

[0028] When in use, start the motor 5 to make the first stirring shaft 6 drive the first stirring blade 13 to perform horizontal stirring. Under the meshing transmission of the bevel gear 7, the transmission rod 8 can be rotated synchronously. Under the transmission of the first transmission belt 10 and the second transmission belt 12, the second stirring shaft 11 can be driven to rotate synchronously. The second stirring shaft 11 will drive the second stirring blade 14 to perform longitudinal stirring of the raw materials. The horizontal and longitudinal stirring can improve the stirring effect of the raw materials, increase the stirring and mixing efficiency, and make the preparation more sufficient.

[0029] See also Figure 4 A motor 5 is disposed at the lower end of the transmission chamber 4, and the output end of the motor 5 is connected to the first stirring shaft 6 through a coupling, and the motor 5 provides power for stirring the first stirring blade 13 and the second stirring blade 14;

[0030] See also Figure 1 and Figure 3 The transmission rod 8 is connected to one end of the second stirring shaft 11 located inside the transmission chamber 4 through a first transmission belt 10, and the second stirring shaft 11 is connected to one end of the second stirring shaft 11 located inside the transmission chamber 4 through a second transmission belt 12. The first transmission belt 10 and the second transmission belt 12 realize the synchronous rotation of the first stirring shaft 6 and the second stirring shaft 11;

[0031] See also Figure 4 The outer wall of the first stirring shaft 6 at one end of the transmission chamber 4 and one end of the transmission rod 8 are both provided with a bevel gear 7, and the bevel gears 7 are meshed and connected with each other. The setting of the bevel gear 7 realizes the synchronous rotation of the first stirring shaft 6 and the two transmission rods 8;

[0032] See also Figure 1 and Figure 2 A fan 18 is provided on one side of the upper end of the top cover 2, and the fan 18 is connected to the purification chamber 15 through a connecting pipe 19. The fan 18 can suck the irritating gas generated during the preparation into the purification chamber 15;

[0033] See also Figure 1 and Figure 2 A sealing door 16 is movably installed on one side of the upper end of the main body 1, and the sealing door 16 is located at the upper end of the purification chamber 15. The activated carbon air purification plate 17 can be replaced by opening the sealing door 16, thereby ensuring a long-term purification effect;

[0034] See also Figure 1 , Figure 2 and Figure 3 Electric telescopic rods 20 are arranged on the upper sides of both sides of the main body 1, and the output ends of the electric telescopic rods 20 are connected to the top cover 2. The electric telescopic rods 20 can drive the top cover 2 to rise and fall, avoiding the cumbersome manual operation and saving time and effort.

[0035] Working principle: When in use, the raw materials prepared from rubber asphalt are added into the preparation chamber 3, the electric telescopic rod 20 is started so that its output end drives the top cover 2 to move down, thereby avoiding manual operation of the heavier top cover 2, the heater 21 is started for heating, the motor 5 is started, and the first stirring shaft 6 is rotated under the transmission of the coupling, and the first stirring shaft 6 will drive the first stirring blade 13 to stir horizontally, and when the first stirring shaft 6 rotates, it will drive one of the bevel gears 7 to rotate, and under the meshing transmission of the bevel gear 7, the remaining two bevel gears 7 can be made to rotate synchronously, thereby driving the transmission rod 8 to rotate synchronously, and the bearing 9 ensures the stability of the rotation of the transmission rod 8, and the transmission rod 8 drives one of the second stirring shafts 11 to rotate through the transmission of the first transmission belt 10, and the second stirring shaft 11 is driven by the second The transmission of the second transmission belt 12 will drive the other second stirring shaft 11 to rotate, so that the two second stirring shafts 11 can rotate synchronously. The second stirring shaft 11 will drive the second stirring blade 14 to rotate, so as to realize the longitudinal stirring of the raw materials. The horizontal and vertical stirring can improve the stirring effect of the raw materials, increase the stirring and mixing efficiency, and make the preparation more sufficient. When stirring, the fan 18 is started, and the fan 18 will generate suction in the purification chamber 15 through the connecting pipe 19, so that the irritating gas generated by the stirring is sucked into the purification chamber 15, and the irritating gas will pass through the three activated carbon air purification plates 17 in turn, so that it can be fully adsorbed and purified. The staff can replace the activated carbon air purification plate 17 after opening the sealing door 16, thereby ensuring a long-term purification effect.

[0036] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A rubber asphalt preparation device, comprising a main body (1), a preparation chamber (3) is provided inside the main body (1), a top cover (2) is provided directly above the main body (1), heaters (21) are installed at the front and rear ends of the preparation chamber (3), and the device is characterized in that: The invention also comprises a transmission chamber (4), which is opened at the lower end of the main body (1); a first stirring shaft (6) is arranged at the lower side of the transmission chamber (4); one end of the first stirring shaft (6) penetrates and extends into the preparation chamber (3); and the first stirring shaft (6) and the preparation chamber (3) are rotatably matched; two second stirring shafts (11) are rotatably arranged on the upper side of the inner side of the transmission chamber (4); one end of the second stirring shaft (11) extends into the preparation chamber (3); transmission rods (8) are rotatably arranged on both sides of the lower end of the transmission chamber (4); a bearing (9) is arranged on the outer wall of the transmission rod (8); three groups of first stirring blades (13) are welded to the outer wall of one end of the first stirring shaft (6) located in the preparation chamber (3); and four first stirring blades (13) are welded to the outer wall of one end of the second stirring shaft (11) located in the preparation chamber (3); and four second stirring blades (14) are welded to the outer wall of one end of the second stirring shaft (11) located in the preparation chamber (3); It also includes a purification chamber (15) which is opened on one side of the top cover (2), and the purification chamber (15) is connected to the preparation chamber (3), and three activated carbon air purification plates (17) are arranged in an equidistant manner inside the purification chamber (15).

2. The rubber asphalt preparation device according to claim 1, characterized in that: A motor (5) is arranged at the lower end of the transmission chamber (4), and the output end of the motor (5) is connected to the first stirring shaft (6) through a coupling.

3. The rubber asphalt preparation device according to claim 1, characterized in that: The transmission rod (8) is connected to one end of the second stirring shaft (11) located inside the transmission chamber (4) via a first transmission belt (10), and the second stirring shaft (11) is connected to one end of the second stirring shaft (11) located inside the transmission chamber (4) via a second transmission belt (12).

4. The rubber asphalt preparation device according to claim 1, characterized in that: The outer wall of the first stirring shaft (6) at one end inside the transmission chamber (4) and one end of the transmission rod (8) are both provided with a bevel gear (7), and the bevel gears (7) are meshingly connected.

5. The rubber asphalt preparation device according to claim 1, characterized in that: A fan (18) is provided on one side of the upper end of the top cover (2), and the fan (18) is connected to the purification chamber (15) via a connecting pipe (19).

6. The rubber asphalt preparation device according to claim 1, characterized in that: A sealing door (16) is movably mounted on one side of the upper end of the main body (1), and the sealing door (16) is located at the upper end of the purification chamber (15).

7. The rubber asphalt preparation device according to claim 1, characterized in that: Electric telescopic rods (20) are arranged on the upper sides of both sides of the main body (1), and the output ends of the electric telescopic rods (20) are connected to the top cover (2).

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