RAP material caking and separating device based on abrasion mode
By introducing abrasion-type crushing and screening mechanism into the asphalt recycling device, the problems of large pieces of asphalt are solved, and more efficient asphalt recycling and air pollution control are achieved.
Patent Information
- Application Number
- CN202420582679.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-25
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2034-03-25
AI Technical Summary
During the crushing process, existing asphalt recycling devices are prone to large pieces of asphalt being stuck, causing damage to the equipment, and producing harmful dust, which is harmful to the environment and human health.
A RAP material clumping separation device based on wear method is designed, including a crushing mechanism and a screening mechanism. The clumping mechanism is used to crush the clumping RAP material, and the super-hard material is repeatedly crushed through the screening mechanism until crushing. Also equipped with a smoke removal mechanism to recover and collect harmful dust generated during the crushing process.
It effectively avoids equipment damage, improves the service life of the asphalt recycling device, and reduces the harm to the environment and human health through the smoke removal mechanism, and reduces the emission of harmful dust.
Smart Images
Figure CN222223210U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of asphalt recovery, in particular to a RAP material agglomeration separation device based on abrasion mode. Background Art
[0002] RAP, or recycled asphalt mix, is a material used in road construction and maintenance. It is made by digging up, recycling, crushing and screening old asphalt pavement, and then mixing it with new asphalt, new aggregate and other materials in a certain proportion. The use of this material helps save resources, reduce waste emissions, and also reduces the cost of road construction. A Chinese patent (authorization announcement number: CN 218753218 U, authorization announcement date: 2023.03.28) proposes an environmentally friendly asphalt recovery device, including a crusher, a frame and a transfer trough, the frame is arranged on one side of the crusher, and an elastic support component is arranged on the frame. The transfer trough is arranged on the elastic support component along an inclined direction, and a primary crushing component is arranged above the transfer trough. A belt conveyor is arranged at the lower part of the transfer trough. The recycled waste asphalt material is put into the primary crushing component for preliminary crushing. The asphalt waste after preliminary crushing is further entered into the transfer trough, and the elastic support component is used to maintain the vibration of the transfer trough, so that the crushed asphalt waste is continuously put into the belt conveyor. The structure is simple and the reliability is high.
[0003] In actual use, the existing asphalt recovery device breaks the asphalt into small pieces for recycling. However, some large pieces of asphalt are easily stuck inside the crushing mechanism during crushing, causing damage to the crushing mechanism and reducing the service life of the asphalt recovery device. At the same time, harmful dust is generated in the process of asphalt crushing, which is harmful to the environment and human health. For this reason, we propose a RAP material agglomeration separation device based on abrasion. Utility Model Content
[0004] In view of the deficiencies in the prior art, the utility model provides a RAP material agglomeration separation device based on abrasion mode, which solves the background problem.
[0005] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:
[0006] A RAP material agglomeration separation device based on wear mode comprises a shell, a support block is fixedly connected to the bottom of the shell, a first conveyor belt is installed on one side of the inner wall of the shell, a mounting plate is fixedly connected to one side of the inner wall of the shell, a guide plate is rotatably connected to the top of the mounting plate, a crushing mechanism is fixedly connected to one side of the inner wall of the shell, the crushing mechanism comprises a crushing block fixedly connected to one side of the inner wall of the shell, a screening mechanism is fixedly installed on the bottom of the crushing block, the screening mechanism comprises a second conveyor belt installed on one side of the inner wall of the shell, the second conveyor belt is arranged in an inclined manner, a fourth conveyor belt is installed on one side of the inner wall of the shell, a smoke removal mechanism is fixedly connected to the top of the shell, the smoke removal mechanism comprises an exhaust pipe connected to the top of the shell, and a fan is fixedly installed on the inner wall of the exhaust pipe.
[0007] Preferably, the crushing mechanism also includes two crushing sleeves slidably connected to one side of the crushing block, the two crushing sleeves are slidably connected to the inside of the crushing slide bars, one end of the two crushing slide bars is fixedly connected to the same crushing bracket, and the inside of the crushing bracket is rotatably connected to an active crushing roller.
[0008] Preferably, a driving motor is installed on one side of the pulverizing bracket, the output end of the driving motor is fixedly connected to one end of the active pulverizing roller, and a driven pulverizing roller is rotatably connected to one side of the inner wall of the shell, and the active pulverizing roller is adapted to the driven pulverizing roller.
[0009] Preferably, the screening mechanism also includes a plurality of screening belts fixedly connected to the outside of the second conveyor belt, and the plurality of screening belts are arranged at intervals. A third conveyor belt is installed on one side of the inner wall of the shell, and a recovery shell is fixedly connected to the bottom of the inner wall of the shell, and a threaded rod is rotatably connected to the inside of the recovery shell. A return motor is fixedly installed on the top of the recovery shell, and the output end of the return motor is fixedly connected to one end of the threaded rod, and the outside of the recovery shell is connected to a discharge pipe.
[0010] Preferably, the smoke removal mechanism also includes an electrostatic dust removal unit fixedly mounted on the outside of the exhaust pipe, the working end of the electrostatic dust removal unit extends to the inside of the exhaust pipe, the bottom of the fan is fixedly connected to a drive disk, the bottom of the drive disk is fixedly connected to a drive rod, the outside of the drive rod is rotatably connected to a drive sleeve, the outside of the drive sleeve is fixedly connected to two telescopic rods, one end of the two telescopic rods is fixedly connected to the telescopic rod, and the two scraper rings are slidably connected to the corresponding output end of the electrostatic dust removal unit.
[0011] Preferably, two collecting curved plates are fixedly connected inside the exhaust pipe, and both collecting curved plates are adapted to the output ends corresponding to the electrostatic precipitator units. The collecting curved plates extend to the outside of the exhaust pipe, and the outside of the exhaust pipe is movably connected to a collecting shell. A limiting block is fixedly connected to the top of the shell, and the limiting block is adapted to the collecting shell.
[0012] Beneficial Effects
[0013] The utility model provides a device for separating agglomerated RAP materials based on abrasion. Compared with the prior art, the utility model has the following beneficial effects: agglomerated RAP materials can be crushed by a crushing mechanism, and when the RAP materials are too hard, the screening mechanism can be used to repeatedly crush the hard RAP materials until they are crushed, and a smoke removal mechanism can be used to recover and collect harmful substances in the air when the RAP materials are crushed to produce polluted air, thereby reducing the health hazards to the environment and human body. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the main structure of the utility model;
[0015] Figure 2 It is a schematic diagram of the internal structure of the utility model;
[0016] Figure 3 It is a schematic structural diagram of the collecting shell part of the utility model;
[0017] Figure 4 for Figure 3 A magnified schematic diagram of part A;
[0018] Figure 5 It is a schematic diagram of another perspective of the cross-sectional structure of the main body of the utility model;
[0019] Figure 6 It is a schematic diagram of the internal structure of the crushing block of the utility model.
[0020] In the figure: 1. shell; 2. support block; 3. first conveyor belt; 4. guide plate; 5. crushing block; 6. crushing sleeve rod; 7. crushing slide rod; 8. crushing bracket; 9. active crushing roller; 10. driving motor; 11. pressure limiting spring; 12. execution rod; 13. second conveyor belt; 14. screening belt; 15. third conveyor belt; 16. anti-drop belt; 17. recovery shell; 18. threaded rod; 19. return motor; 20. feeding pipe; 21. mounting plate; 22. fourth conveyor belt; 23. exhaust pipe; 24. fan; 25. electrostatic dust removal unit; 26. collecting curved plate; 27. driving disk; 28. driving rod; 29. driving sleeve; 30. telescopic rod; 31. scraper ring; 32. driven crushing roller; 33. collecting shell; 34. limit block. DETAILED DESCRIPTION
[0021] 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.
[0022] See also Figure 1-6 The utility model provides a technical solution: a RAP material agglomeration separation device based on abrasion, comprising a shell 1, a support block 2 is fixedly connected to the bottom of the shell 1, a first conveyor belt 3 is installed on one side of the inner wall of the shell 1, a mounting plate 21 is fixedly connected to one side of the inner wall of the shell 1, a guide plate 4 is rotatably connected to the top of the mounting plate 21, a crushing mechanism is fixedly connected to one side of the inner wall of the shell 1, the crushing mechanism comprises a crushing block 5 fixedly connected to one side of the inner wall of the shell 1, a screening mechanism is fixedly installed at the bottom of the crushing block 5, the screening mechanism comprises a second conveyor belt 13 installed on one side of the inner wall of the shell 1, the second conveyor belt 13 is arranged obliquely, and a fourth conveyor belt 22 is installed on one side of the inner wall of the shell 1. A smoke removal mechanism is fixedly connected to the top of the shell 1, and the smoke removal mechanism includes an exhaust pipe 23 connected to the top of the shell 1, and a fan 24 is fixedly installed on the inner wall of the exhaust pipe 23. Specifically, the RAP material is placed on the top of the first conveyor belt 3, and the first conveyor belt 3 is started to drive the RAP material to be conveyed forward, and the crushed RAP material is crushed by the crushing mechanism. The crushed RAP material falls to the screening mechanism for screening, and the large pieces of RAP material are transported to the top of the first conveyor belt 3 for cyclic crushing. Toxic dust will be generated in the crushing process. At this time, the toxic dust will be recovered and collected by the smoke removal mechanism. When the size of the RAP material reaches the required size, it is transported to the outside of the shell 1 through the fourth conveyor belt 22.
[0023] The crushing mechanism also includes two crushing sleeve rods 6 slidably connected to one side of the crushing block 5, and the two crushing sleeve rods 6 are slidably connected to the inside of the two crushing slide rods 7, one end of the two crushing slide rods 7 is fixedly connected to the same crushing bracket 8, and the inside of the crushing bracket 8 is rotatably connected to an active crushing roller 9. A driving motor 10 is installed on one side of the crushing bracket 8, and the output end of the driving motor 10 is fixedly connected to one end of the active crushing roller 9. A driven crushing roller 32 is rotatably connected to one side of the inner wall of the shell 1, and the active crushing roller 9 is adapted to the driven crushing roller 32. More specifically, a limited pressure spring 11 is installed inside the two crushing sleeve rods 6, and two actuator rods 12 are threadedly connected to the inside of the shell 1, and the two actuator rods 12 are fixedly connected to one end of the corresponding limited pressure spring 11.
[0024] The screening mechanism also includes a plurality of screening belts 14 fixedly connected to the outside of the second conveyor belt 13, and the plurality of screening belts 14 are arranged at intervals. A third conveyor belt 15 is installed on one side of the inner wall of the shell 1, and an anti-drop belt 16 is fixedly connected to one side of the third conveyor belt 15. A recovery shell 17 is fixedly connected to the bottom of the inner wall of the shell 1, and the recovery shell 17 is adapted to one end of the third conveyor belt 15. A threaded rod 18 is rotatably connected to the inside of the recovery shell 17, and a return motor 19 is fixedly installed on the top of the recovery shell 17. The output end of the return motor 19 is fixedly connected to one end of the threaded rod 18. The outside of the recovery shell 17 is connected to a feed pipe 20, and the feed pipe 20 is adapted to the first conveyor belt 3. Specifically, when the first conveyor belt 3 transports the RAP material to the top of the driven crushing roller 32 and the active crushing roller 9, the drive motor 10 is started at this time so that the drive motor The output end of the machine 10 drives the active crushing roller 9 to rotate and crush the RAP material. During the crushing process, when the hardness of the agglomerated RAP material is relatively high, the two crushing sleeve rods 6 slide inside the crushing slide bar 7. When the agglomerated RAP material is normally crushed, the RAP material with high hardness is squeezed to the top of the second conveyor belt 13. At this time, the second conveyor belt 13 drives the RAP material to be transported forward. During the conveying process, since the second conveyor belt 13 is arranged inclined, and at the same time, through the set of several screening belts 14, large pieces of RAP material roll to the top of the third conveyor belt 15, and the large pieces of RAP material are transported to the inside of the recovery shell 17. At this time, the return motor 19 starts to drive the threaded rod 18 to rotate, and the large pieces of RAP material are re-conveyed to the top of the first conveyor belt 3 through the discharge pipe 20 to continue to be crushed until the crushed pieces are of the required size.
[0025] The smoke removal mechanism also includes an electrostatic dust removal unit 25 fixedly installed on the outside of the exhaust pipe 23, the working end of the electrostatic dust removal unit 25 extends to the inside of the exhaust pipe 23, the bottom of the fan 24 is fixedly connected to a drive disk 27, the bottom of the drive disk 27 is fixedly connected to a drive rod 28, the outside of the drive rod 28 is rotatably connected to a drive sleeve 29, the outside of the drive sleeve 29 is fixedly connected to two telescopic rods 30, one end of the two telescopic rods 30 is fixedly connected to the telescopic rod 30, two scraper rings 31 are slidably connected to the corresponding output end of the electrostatic dust removal unit 25, the inside of the exhaust pipe 23 is fixedly connected to two collecting curved plates 26, the two collecting curved plates 26 are adapted to the corresponding output ends of the electrostatic dust removal unit 25, the collecting curved plates 26 extend to the outside of the exhaust pipe 23, the outside of the exhaust pipe 23 is movably connected to a collecting shell 33, the top of the shell 1 is fixed A limit block 34 is connected, and the limit block 34 is specifically adapted to the collection shell 33. In the process of crushing the RAP material, a large amount of toxic dust will be generated and float in the air. At this time, the fan 24 is started to draw the toxic gas inside the shell 1 to the inside of the exhaust pipe 23. At this time, the electrostatic dust removal unit 25 is started to adsorb the toxic dust in the air at the output end of the electrostatic dust removal unit 25, and then the output end of the fan 24 drives the drive disk 27 to rotate, and the rotation of the drive disk 27 drives the drive rod 28 to rotate, and the rotation of the drive rod 28 drives the drive sleeve 29 to move, and the movement of the drive sleeve 29 drives the two telescopic rods 30 to move, and the movement of the two telescopic rods 30 drives the corresponding scraper ring 31 to slide at the output end of the electrostatic dust removal unit 25, and the toxic dust adsorbed on the outside of the output end of the electrostatic dust removal unit 25 is scraped off to the top of the collecting curved arc plate 26, and recovered to the inside of the collection shell 33.
[0026] Working principle: When the RAP material needs to be crushed and recycled, the RAP material is placed on the top of the first conveyor belt 3. After the first conveyor belt 3 conveys the RAP material to the top of the driven crushing roller 32 and the active crushing roller 9, the drive motor 10 is started at this time, so that the output end of the drive motor 10 drives the active crushing roller 9 to rotate, and the RAP material is crushed. During the crushing process, when the hardness of the agglomerated RAP material is high, the two crushing sleeve rods 6 slide inside the crushing slide bar 7. When the agglomerated RAP material is normally crushed, the RAP material with high hardness is squeezed to the top of the second conveyor belt 13. At this time, the second conveyor belt 13 drives the RAP material to be transported forward. During the conveying process, since the second conveyor belt 13 is arranged inclined, and at the same time, through the set of several screening belts 14, large pieces of RAP material roll to the top of the third conveyor belt 15, and the large pieces of RAP material are transported to the inside of the recovery shell 17, and the return motor 19 is started at this time. The threaded rod 18 is driven to rotate, and the large pieces of RAP material are re-conveyed to the top of the first conveyor belt 3 through the discharge pipe 20 to continue to be crushed until the crushed pieces are of the required size. In the process of crushing the RAP material, a large amount of toxic dust will be generated in the air. At this time, the fan 24 is started to draw the toxic gas inside the shell 1 to the inside of the exhaust pipe 23. At this time, the electrostatic dust removal unit 25 is started to adsorb the toxic dust in the air at the output end of the electrostatic dust removal unit 25, and then the output end of the fan 24 drives the driving disk 27 to rotate, and the driving disk 27 rotates to drive the driving rod 28 to rotate, and the driving rod 28 rotates to drive the driving sleeve 29 to move, and the driving sleeve 29 moves to drive the two telescopic rods 30 to move, and the two telescopic rods 30 move to drive the corresponding scraper ring 31 to slide at the output end of the electrostatic dust removal unit 25, and the toxic dust adsorbed on the outside of the output end of the electrostatic dust removal unit 25 is scraped off to the top of the collecting curved plate 26, and recovered to the inside of the collecting shell 33.
[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A RAP material agglomeration separation device based on abrasion, comprising a housing (1), characterized in that: A support block (2) is fixedly connected to the bottom of the shell (1); a first conveyor belt (3) is installed on one side of the inner wall of the shell (1); a mounting plate (21) is fixedly connected to one side of the inner wall of the shell (1); a guide plate (4) is rotatably connected to the top of the mounting plate (21); a crushing mechanism is fixedly connected to one side of the inner wall of the shell (1); the crushing mechanism comprises a crushing block (5) fixedly connected to one side of the inner wall of the shell (1); a screening mechanism is fixedly installed at the bottom of the crushing block (5); the screening mechanism comprises a second conveyor belt (13) installed on one side of the inner wall of the shell (1); the second conveyor belt (13) is arranged in an inclined manner; a fourth conveyor belt (22) is installed on one side of the inner wall of the shell (1); a smoke removal mechanism is fixedly connected to the top of the shell (1); the smoke removal mechanism comprises an exhaust pipe (23) connected to the top of the shell (1); a fan (24) is fixedly installed on the inner wall of the exhaust pipe (23).
2. The RAP material agglomeration separation device based on abrasion method according to claim 1 is characterized in that: The pulverizing mechanism further comprises two pulverizing sleeve rods (6) slidably connected to one side of the pulverizing block (5), the interiors of the two pulverizing sleeve rods (6) are slidably connected to pulverizing slide rods (7), one end of the two pulverizing slide rods (7) is fixedly connected to the same pulverizing bracket (8), and the interior of the pulverizing bracket (8) is rotatably connected to an active pulverizing roller (9).
3. The RAP material agglomeration separation device based on abrasion method according to claim 2 is characterized in that: A driving motor (10) is installed on one side of the pulverizing bracket (8), and the output end of the driving motor (10) is fixedly connected to one end of an active pulverizing roller (9). A driven pulverizing roller (32) is rotatably connected to one side of the inner wall of the housing (1), and the active pulverizing roller (9) is adapted to the driven pulverizing roller (32).
4. The RAP material agglomeration separation device based on abrasion method according to claim 3 is characterized by: The screening mechanism further comprises a plurality of screening belts (14) fixedly connected to the outside of the second conveyor belt (13), the plurality of screening belts (14) being arranged at intervals, a third conveyor belt (15) being installed on one side of the inner wall of the shell (1), a recovery shell (17) being fixedly connected to the bottom of the inner wall of the shell (1), a threaded rod (18) being rotatably connected inside the recovery shell (17), a return motor (19) being fixedly installed on the top of the recovery shell (17), an output end of the return motor (19) being fixedly connected to one end of the threaded rod (18), and a discharge pipe (20) being connected to the outside of the recovery shell (17).
5. The RAP material agglomeration separation device based on abrasion method according to claim 4 is characterized in that: The smoke removal mechanism also includes an electrostatic dust removal unit (25) fixedly mounted on the outside of the exhaust pipe (23), the working end of the electrostatic dust removal unit (25) extending into the interior of the exhaust pipe (23), the bottom of the fan (24) is fixedly connected to a drive disk (27), the bottom of the drive disk (27) is fixedly connected to a drive rod (28), the outside of the drive rod (28) is rotatably connected to a drive sleeve (29), the outside of the drive sleeve (29) is fixedly connected to two telescopic rods (30), one end of the two telescopic rods (30) is fixedly connected to the telescopic rod (30), and two scraper rings (31) are slidably connected to the corresponding output end of the electrostatic dust removal unit (25).
6. The RAP material agglomeration separation device based on abrasion method according to claim 5, characterized in that: Two collecting curved plates (26) are fixedly connected inside the exhaust pipe (23), and the two collecting curved plates (26) are both compatible with the output ends corresponding to the electrostatic precipitator unit (25). The collecting curved plates (26) extend to the outside of the exhaust pipe (23), and the outside of the exhaust pipe (23) is movably connected to a collecting shell (33). A limit block (34) is fixedly connected to the top of the shell (1), and the limit block (34) is compatible with the collecting shell (33).