Premixed broken stone initial pressing mechanism for asphalt concrete production
By designing a premixed gravel initial pressing mechanism for asphalt concrete production including a adjustment mechanism and a mixing mechanism, the frequent replacement problem caused by the fixed setting of the primary press roller in the prior art is solved, and more efficient compaction and mixing effects are achieved, and the quality and stability of asphalt concrete are improved.
Patent Information
- Application Number
- CN202422286526.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-19
- Publication Date
- 2025-05-13
- Estimated Expiration
- 2034-09-19
AI Technical Summary
In the prior art, the initial pressing rollers of the premixed gravel initial pressing mechanism for asphalt concrete production are fixedly arranged, which is inconvenient to disassemble and replace, resulting in frequent replacement under different construction conditions, which reduces production efficiency.
A premixed gravel initial pressing mechanism including a premixed gravel box, a primary pressing roller, a adjustment mechanism and a stirring mechanism is designed. The position adjustment and pressure control of the initial pressure roller are achieved through the adjustment mechanism, and the mixing mechanism ensures sufficient mixing of asphalt and gravel.
By precisely controlling the pressure and position of the press roller, we ensure that the premixed gravel is uniformly and effectively compacted, and the overall quality and stability of asphalt concrete are improved. At the same time, the design of the adjustment mechanism improves the adaptability and flexibility of the equipment, and the stirring mechanism improves the uniformity and workingability of the mixture.
Smart Images
Figure CN222862022U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of building construction, in particular to a premixed crushed stone initial pressing mechanism for asphalt concrete production. Background Art
[0002] Asphalt concrete is a road surface material made of mineral materials and asphalt as the main raw materials through mixing, heating, stirring, molding and other processes. Asphalt concrete is relatively excellent. It has excellent properties such as water resistance, heat resistance, safety, wear resistance, flatness, and low noise. Therefore, it is widely used in public places such as urban roads, highways, airport runways, and parking lots. Studies have shown that the spreading and pressing of premixed gravel can improve the high-temperature stability of poured asphalt concrete. The initial pressure device is used for the pressing operation of premixed gravel in construction.
[0003] The publication number is CN214656452U. A rolling and pouring type asphalt concrete premixed gravel initial compaction device, the rolling and pouring type asphalt concrete premixed gravel initial compaction device comprises: a roller and a rotating shaft rotatably connected to the roller, the roller is used for rolling the premixed gravel, the rotating shaft is used to enhance the rolling stability of the roller; two support columns, the two support columns are symmetrically arranged on both sides of the roller, each of the support columns is provided with a slide for the up and down movement of the rotating shaft; two driving mechanisms, the two driving mechanisms are respectively installed on the two support columns, each of the driving mechanisms is used to change the vertical height of the rotating shaft. The utility model can adjust the distance between the roller and the premixed gravel, so that the roller can contact with premixed gravel of various sizes, the pressing effect of all premixed gravel is better, and the high temperature stability of the poured asphalt concrete can be better improved.
[0004] As shown in the above equipment, the initial pressing rollers of the premixed crushed stone initial pressing mechanism used for asphalt concrete production in the prior art are mostly fixed and inconvenient to disassemble and replace. When frequent replacement is required under different construction conditions, production efficiency will be reduced. Utility Model Content
[0005] In view of the deficiencies of the prior art, the utility model provides a premixed crushed stone initial pressing mechanism for asphalt concrete production, which solves the problems of the prior art.
[0006] To achieve the above purpose, the utility model is implemented through the following technical solutions: a premixed crushed stone initial pressing mechanism for asphalt concrete production, comprising:
[0007] A premixed gravel box, wherein the outer wall of the premixed gravel box is provided with an initial pressure roller adjustment structure;
[0008] The primary rollers are installed at both ends of the premixed gravel box and are used for laying and compacting the premixed gravel for asphalt concrete production;
[0009] The adjustment mechanism is arranged at both ends of the premixed gravel box and is used to adjust the position of the initial pressure roller;
[0010] A mixing mechanism, arranged on the inner wall of the premixed gravel box, is used for mixing the premixed gravel material for asphalt concrete production;
[0011] The adjusting mechanism comprises an adjusting box, which is arranged at both ends of the premixed gravel box, the inner wall of the adjusting box is connected with a worm wheel, one end of the worm wheel is connected with a motor A, the outer wall of the worm wheel is threadedly connected with a worm, the inner wall of the adjusting box is connected with a fixed plate, the worm is connected to the inner wall of the fixed plate, the outer wall of the worm is connected with a telescopic sleeve, the outer wall of the telescopic sleeve is slidably connected with a slide plate, and the bottom end of the telescopic sleeve is connected with a connecting assembly.
[0012] Preferably, the connecting assembly includes a mounting seat, which is installed at one end of the telescopic sleeve, and the other end of the mounting seat is connected to a connecting plate, the inner wall of the connecting plate is fixedly connected to a magnet A, the inner wall of the connecting plate is provided with a sliding groove, the inner wall of the connecting plate is slidably connected to a clamping plate, one end of the clamping plate is rotatably connected to a rotating clamping shaft, both sides of the rotating clamping shaft are connected to reset springs, and the other end of the rotating clamping shaft is connected to a pull plate.
[0013] Preferably, the stirring mechanism includes an output rod, which is arranged inside the premixed gravel box, one end of the output rod is connected to the motor B, one end of the output rod is connected to the rotating shaft, one end of the rotating shaft is connected to the transmission rod, the outer wall of the transmission rod is fixedly connected to the hinged rod, and one end of the hinged rod is provided with a stirring plate.
[0014] Preferably, an outer wall of the premixed gravel box is fixedly connected to a hinge seat, an outer wall of the hinge seat is hinged to a hinge plate, and one end of the hinge plate is fixedly connected to a pull rod.
[0015] Preferably, a transmission seat is fixedly connected to the bottom end of the premixed gravel box, and a roller is rotatably connected to one end of the transmission seat.
[0016] Preferably, a connecting block is fixedly connected to the bottom end of the premixed gravel box, one end of the connecting block is fixedly connected to a hydraulic rod, and the other end of the hydraulic rod is fixedly connected to a discharge plate.
[0017] Beneficial Effects
[0018] The utility model provides a premixed crushed stone initial pressing mechanism for asphalt concrete production. Compared with the prior art, it has the following beneficial effects:
[0019] 1. The premixed crushed stone initial compaction mechanism used in the production of asphalt concrete is equipped with an adjustment mechanism. By precisely controlling the pressure and position of the pressure roller, it can ensure that the premixed crushed stone is compacted evenly and effectively, thereby improving the overall quality and stability of the asphalt concrete. At the same time, the design of the connecting component allows the pressure roller adjustment mechanism to be adjusted according to different construction conditions and material properties, thereby improving the adaptability and flexibility of the equipment.
[0020] 2. The premixed crushed stone initial compaction mechanism used in the production of asphalt concrete is equipped with a stirring mechanism, which can ensure that asphalt is fully mixed with aggregates such as crushed stone, improve the uniformity and workability of the mixture, which is crucial for the subsequent compaction process and helps to achieve better density and stability. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0022] Figure 2 This is a bottom view of the overall structure of the utility model;
[0023] Figure 3 It is a schematic diagram of the adjustment mechanism of the utility model;
[0024] Figure 4 It is a schematic diagram of the connection assembly of the utility model;
[0025] Figure 5 It is a schematic diagram of the stirring mechanism of the present utility model.
[0026] In the figure: 1. premixed gravel box; 2. hinge seat; 3. hinge plate; 4. stirring mechanism; 41. output rod; 42. rotating shaft; 43. transmission rod; 44. hinge rod; 45. stirring plate; 46. motor B; 5. adjustment mechanism; 51. adjustment box; 52. worm gear; 53. worm; 54. fixed plate; 55. telescopic sleeve; 56. slide plate; 57. connecting assembly; 571. mounting seat; 572. connecting plate; 573. magnet A; 574. slide; 575. card plate; 576. rotating card shaft; 577. reset spring; 578. pull plate; 58. motor A; 6. initial pressure roller; 7. transmission seat; 8. roller; 9. connecting block; 10. hydraulic rod; 11. discharge plate; 12. pull rod. DETAILED DESCRIPTION
[0027] 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.
[0028] See also Figure 1-Figure 5 , the utility model provides the following two technical solutions:
[0029] The first embodiment: a premixed crushed stone initial compaction mechanism for asphalt concrete production, comprising:
[0030] A premixed gravel box 1, the outer wall of which is provided with an initial pressure roller 6 adjustment structure;
[0031] The primary pressing rollers 6 are arranged at both ends of the premixed gravel box 1 and are used for laying and compacting the premixed gravel for asphalt concrete production;
[0032] The adjusting mechanism 5 is arranged at both ends of the premixed gravel box 1 and is used to adjust the position of the initial pressure roller 6;
[0033] A stirring mechanism 4 is arranged on the inner wall of the premixed gravel box 1 and is used for stirring the premixed gravel material for asphalt concrete production;
[0034] The outer wall of the premixed gravel box 1 is fixedly connected with a hinge seat 2, the outer wall of the hinge seat 2 is hinged with a hinge plate 3, and one end of the hinge plate 3 is fixedly connected with a pull rod 12.
[0035] The bottom end of the premixed gravel box 1 is fixedly connected with a transmission seat 7, and one end of the transmission seat 7 is rotatably connected with a roller 8.
[0036] A connecting block 9 is fixedly connected to the bottom end of the premixed gravel box 1 , a hydraulic rod 10 is fixedly connected to one end of the connecting block 9 , and a discharge plate 11 is fixedly connected to the other end of the hydraulic rod 10 .
[0037] The adjusting mechanism 5 comprises an adjusting box 51, which is arranged at both ends of the premixed gravel box 1. A worm gear 52 is connected to the inner wall of the adjusting box 51, one end of the worm gear 52 is connected to a motor A58, a worm 53 is threadedly connected to the outer wall of the worm gear 52, a fixing plate 54 is connected to the inner wall of the fixing plate 54, the worm 53 is connected to the inner wall of the worm 53, a telescopic sleeve 55 is connected to the outer wall of the telescopic sleeve 55, a slide plate 56 is slidably connected to the outer wall of the telescopic sleeve 55, and a connecting assembly 57 is connected to the bottom end of the telescopic sleeve 55.
[0038] The connecting component 57 includes a mounting seat 571, which is installed at one end of the telescopic sleeve 55. The other end of the mounting seat 571 is connected to a connecting plate 572. The inner wall of the connecting plate 572 is fixedly connected to a magnet A573. A sliding groove 574 is provided on the inner wall of the connecting plate 572. A clamping plate 575 is slidably connected to the inner wall of the connecting plate 572. One end of the clamping plate 575 is rotatably connected to a rotating clamping shaft 576. Reset springs 577 are connected to both sides of the rotating clamping shaft 576. The other end of the rotating clamping shaft 576 is connected to a pull plate 578.
[0039] The premixed crushed stone initial compaction mechanism for asphalt concrete production is provided with an adjustment mechanism 5, which can ensure that the premixed crushed stone is evenly and effectively compacted by precisely controlling the pressure and position of the pressure roller, thereby improving the overall quality and stability of the asphalt concrete. At the same time, the design of the connecting component 57 allows the pressure roller adjustment mechanism 5 to be adjusted according to different construction conditions and material properties, thereby improving the adaptability and flexibility of the equipment.
[0040] The second embodiment is mainly different from the first embodiment in that the stirring mechanism 4 includes an output rod 41, the output rod 41 is arranged inside the premixed gravel box 1, one end of the output rod 41 is connected to the motor B46, one end of the output rod 41 is connected to the rotating shaft 42, one end of the rotating shaft 42 is connected to the transmission rod 43, the outer wall of the transmission rod 43 is fixedly connected to the hinged rod 44, and one end of the hinged rod 44 is provided with a stirring plate 45.
[0041] The premixed crushed stone initial compaction mechanism for asphalt concrete production is provided with a stirring mechanism 4, which can ensure that asphalt is fully mixed with aggregates such as crushed stone, thereby improving the uniformity and workability of the mixture, which is crucial for the subsequent compaction process and helps to achieve better density and stability.
[0042] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art, and the model parameters of each electrical appliance are not specifically limited, and conventional equipment can be used.
[0043] When in use, first put the premixed crushed stone materials for asphalt concrete production into the premixed crushed stone box 1, and then start the motor B46, and the motor B46 drives the output rod 41 connected to one end to operate, and the output rod 41 drives the rotating shaft 42 connected to one end to rotate, and the rotating shaft 42 rotates, and the transmission rod 43 connected to one end is driven to rotate, and the rotation of the transmission rod 43 drives the hinged rod 44 hinged on the outer wall and the mixing plate 45 fixedly connected to one end of the hinged rod 44 to rotate and stir. After the premixed crushed stone materials for asphalt concrete production are stirred, the hydraulic rod 10 is telescopically operated to drive the discharge plate 11 connected to one end to move, and the discharge plate 11 is continuously moved to both ends and opened, and the stirred materials flow out through the discharge port opened on the outer wall of the premixed crushed stone box 1 for road paving. After paving, start the motor A58, and the motor A58 can drive the worm wheel 52 connected to one end to rotate, and the rotation of the worm wheel 52 can drive the worm 53 threadedly connected to the outer wall to rotate. The worm 53 rotates, and the telescopic sleeve 55 connected to its outer wall can be driven to move on the outer wall of the worm 53. At the same time, the telescopic sleeve 55 slides in the slide plate 56. The movement of the telescopic sleeve 55 can drive the connecting component 57 connected to one end thereof and the initial pressing roller 6 set at one end of the connecting component 57 to move and adjust. After the adjustment is completed, the pulling rod 12 can be pulled to drive the driving device to move as a whole, thereby driving the initial pressing roller 6 to compact the materials back and forth on the paved road. When it is necessary to replace different initial pressing rollers, the initial pressing rollers 6 can be driven to move and adjust the materials. When the pressure roller 6 is pressed, the pulling plate 578 is pulled to drive the rotating clamping shaft 576 connected to one end thereof to move, and the rotating clamping shaft 576 is moved to drive the clamping plate 575 connected to one end thereof to move, and the movement of the clamping plate 575 will squeeze the reset spring 577, and when the clamping plate 575 is pulled to a certain extent, the pulling plate 578 can be rotated, and the pulling plate 578 can be rotated to drive the rotating clamping shaft 576 connected to one end thereof to rotate and get stuck, and when the rotating clamping shafts 576 at both ends are rotated and get stuck, the magnetically attracted initial pressure roller 6 can be removed for replacement.
[0044] 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.
[0045] 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 premixed crushed stone initial compaction mechanism for asphalt concrete production, characterized in that: include: A premixed gravel box, wherein the outer wall of the premixed gravel box is provided with an initial pressure roller adjustment structure; The primary rollers are installed at both ends of the premixed gravel box and are used for laying and compacting the premixed gravel for asphalt concrete production; The adjustment mechanism is arranged at both ends of the premixed gravel box and is used to adjust the position of the initial pressure roller; A mixing mechanism, arranged on the inner wall of the premixed gravel box, is used for mixing the premixed gravel material for asphalt concrete production; The adjusting mechanism comprises an adjusting box, which is arranged at both ends of the premixed gravel box, the inner wall of the adjusting box is connected with a worm wheel, one end of the worm wheel is connected with a motor A, the outer wall of the worm wheel is threadedly connected with a worm, the inner wall of the adjusting box is connected with a fixed plate, the worm is connected to the inner wall of the fixed plate, the outer wall of the worm is connected with a telescopic sleeve, the outer wall of the telescopic sleeve is slidably connected with a slide plate, and the bottom end of the telescopic sleeve is connected with a connecting assembly.
2. The premixed crushed stone initial compaction mechanism for asphalt concrete production according to claim 1, characterized in that: The connecting assembly includes a mounting seat, which is installed at one end of the telescopic sleeve, and the other end of the mounting seat is connected to a connecting plate, the inner wall of the connecting plate is fixedly connected to a magnet A, the inner wall of the connecting plate is provided with a sliding groove, the inner wall of the connecting plate is slidably connected to a clamping plate, one end of the clamping plate is rotatably connected to a rotating clamping shaft, both sides of the rotating clamping shaft are connected to reset springs, and the other end of the rotating clamping shaft is connected to a pull plate.
3. The premixed crushed stone initial compaction mechanism for asphalt concrete production according to claim 1, characterized in that: The stirring mechanism includes an output rod, which is arranged inside the premixed gravel box, one end of the output rod is connected to the motor B, one end of the output rod is connected to the rotating shaft, one end of the rotating shaft is connected to the transmission rod, the outer wall of the transmission rod is fixedly connected to the hinge rod, and one end of the hinge rod is provided with a stirring plate.
4. The premixed crushed stone initial compaction mechanism for asphalt concrete production according to claim 1, characterized in that: The outer wall of the premixed gravel box is fixedly connected with a hinge seat, the outer wall of the hinge seat is hinged with a hinge plate, and one end of the hinge plate is fixedly connected with a pull rod.
5. The premixed crushed stone initial compaction mechanism for asphalt concrete production according to claim 1, characterized in that: The bottom end of the premixed gravel box is fixedly connected with a transmission seat, and one end of the transmission seat is rotatably connected with a roller.
6. The premixed crushed stone initial compaction mechanism for asphalt concrete production according to claim 1, characterized in that: The bottom end of the premixed gravel box is fixedly connected with a connecting block, one end of the connecting block is fixedly connected with a hydraulic rod, and the other end of the hydraulic rod is fixedly connected with a discharging plate.