Vibration paving equipment for cement stabilized macadam base

Abstract

The utility model relates to the technical field of road construction, in particular to cement stabilized macadam base vibration paving equipment which comprises a vibration paver body, a vibration bin is arranged in the center of the upper portion of the end face of one side of the vibration paver body, and a sound insulation cover plate is installed on the end face of the top of the vibration bin through a hinge. A material falling assembly is arranged at the top of the inner side of the vibration stock bin, a material mixing assembly is arranged at the bottom of the inner side of the vibration stock bin, paving transmission mechanisms are arranged at the two ends of the bottom of one side of the vibration paver body correspondingly, and a variable-cross-section spiral blade shaft is connected and installed between the two paving transmission mechanisms; according to the cement stabilized macadam base vibration paving equipment, the overall structure is firmly connected; good stirring and discharging efficiency can be achieved, and the situation that mixed materials are blocked is effectively avoided; and by adopting the variable cross-section spiral design, the flowing speed is increased when the variable cross-section spiral blades are in contact with the particles of the mixture, the particle filling rate is effectively increased, and the homogenizing effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of road construction, in particular to a vibrating paving device for a cement stabilized macadam base course. Background Art

[0002] A paver is an important special device for road construction, which is used to spread and level road construction materials such as asphalt mixture and water stable mixture to form a flat road surface; during the paving process, the road construction materials received by the paver are conveyed to the entire paving width of the road surface through spiral distribution blades, and finally, after being leveled and compacted by a screed, a flat road surface is formed;

[0003] In the prior art, the publication number is: CN 209211216 U discloses a reverse spiral structure of a paver, which includes a hopper. The left end of the side baffle at the left edge of the lower end surface of the hopper is rotatably connected to the left traveling wheel through a rotating shaft, and the right end of the side baffle at the right edge of the lower end surface of the hopper is rotatably connected to the right traveling wheel through a rotating shaft. A scraper is slidably connected to the front end surface of the hopper. Both the left and right walls inside the hopper are rotatably connected to a reverse screw through bearings. The reverse screw is slidably connected to both the left and right sides of the forward screw. The right end of the reverse screw on the right side of the forward screw extends out of the right end of the hopper. The rotating shaft on the right traveling wheel is connected to the reverse screw through a chain. This design facilitates the movement function through the left traveling wheel and the right traveling wheel, and facilitates the rotation of the reverse screw and the forward screw by the movement of the right traveling wheel, so as to achieve the function of uniform paving;

[0004] In the reverse spiral structure of the paver in the above patent, during feeding, the material is prone to blockage, and the accumulation and blockage of the material result in poor microscopic homogeneity of the stabilized soil; moreover, the paving effect of the material is not good, affecting the paving efficiency; therefore, a vibrating paving device for a cement stabilized macadam base course is proposed for the above problems. Summary of the Utility Model

[0005] The problem solved by the utility model is to provide a vibrating paving device for a cement stabilized macadam base course, with a firmly connected overall structure; it can have good mixing and feeding efficiency, effectively avoid the blockage of the mixture; and by adopting a variable cross-section spiral design, when the variable cross-section spiral blade contacts the particles of the mixture, the flow velocity increases, and the particle filling rate is effectively increased, with good homogenization effect.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A vibrating paving equipment for cement stabilized macadam base layer, including a vibrating paver body. Above the center of one side end face of the vibrating paver body, a vibrating hopper is arranged. And a sound insulation cover plate is installed on the top end face of the vibrating hopper through a hinge. A blanking component is arranged at the inner top of the vibrating hopper. A mixing component is arranged at the inner bottom of the vibrating hopper. At both ends of the bottom of one side of the vibrating paver body, paving transmission mechanisms are arranged. And a variable cross-section spiral leaf shaft is connected and installed between the two paving transmission mechanisms. The surface of the variable cross-section spiral leaf shaft is provided with positive and negative spiral blades. And the reverse spiral blade is of a variable cross-section spiral structure;

[0008] The blanking component includes mounting wall seats. The two mounting wall seats are respectively fixedly installed on both sides of the inner wall top of the vibrating hopper by welding. And several groups of baffle rods are arranged between the mounting wall seats from top to bottom. And each group of baffle rods is installed in a staggered manner. Anti-sticking convex blocks are fixedly installed around the outer wall of the baffle rods. At both ends of one side inside the vibrating hopper, turning ear plates are fixedly installed. And a material lifting plate is arranged between the two turning ear plates. On the outer wall end face of the vibrating hopper outside the material lifting plate, blanking motors are fixedly installed. And the motor shaft of the blanking motor passes through the vibrating hopper and the material lifting plate and is fixedly connected to the outer wall of the material lifting plate.

[0009] Further, several bearing grooves are opened on one side end face of the mounting wall seat. And a fixed bearing is fixedly installed inside each bearing groove. The two ends of the baffle rod are respectively inserted and installed in the center of the two fixed bearings; it is convenient to fixedly install the fixed bearing inside the bearing groove and improve the convenience of installation; at the same time, by inserting and installing the baffle rod between the two fixed bearings, it is convenient for the baffle rod to rotate with the fixed bearing, so as to adjust the position of the anti-sticking convex block and facilitate blanking.

[0010] Further, several buffer springs are fixedly installed at the inner wall end face of the vibrating hopper below the bottom of the material lifting plate. And a buffer pressing plate is fixedly installed on the top end face of the several buffer springs. The top end face of the buffer pressing plate is located at the bottom side of the material lifting plate; by setting the buffer springs, the buffer pressing plate can have the effect of position adjustment. When one end of the material lifting plate rotates and moves down, the buffer pressing plate can move down, so as to support one end of the material lifting plate.

[0011] The mixing component includes transmission end covers. The two transmission end covers are respectively fixedly installed at both ends of the inner bottom of the vibrating hopper. And a mixing shaft is inserted and installed between the two transmission end covers. At the bottom sides of both ends of the outer wall of the vibrating hopper, mixing motors are arranged. And the motor shaft of the mixing motor is fixedly connected to one end of the mixing shaft. The bottom end face of the vibrating hopper is fixedly installed with a discharge plate. And the discharge plate is located on the lower side of one side of the mixing shaft.

[0012] Furthermore, mounting positioning plates are fixedly installed on both sides of the bottom of the outer wall of the vibrating silo, and the mounting positioning plates are of an L-shaped structure. One end of the bottom of the mounting positioning plate is fixedly connected to the vibrating paver body, and the inner end face of the mixing motor is fixedly connected to one side end face of the mounting positioning plate. By providing the mounting positioning plates, the connection tightness between the vibrating silo and the vibrating paver body can be improved, effectively enhancing the overall structural stability effect.

[0013] Furthermore, support frames are fixedly installed at both ends of one side end face of the vibrating paver body by welding, and the support frames are of a diagonal bracing structure. One end of the top of the support frame is fixedly connected to the outer wall of one end of the vibrating silo. By providing the support frames, the connection tightness between the vibrating silo and the vibrating paver body can be improved.

[0014] Furthermore, a spiral seat frame is fixedly installed by welding at the center of the bottom end face on one side of the vibrating paver body, and the variable cross-section spiral blade shaft is inserted and installed at the center position of the end face of the spiral seat frame. By providing the spiral seat frame, a stable supporting effect on the variable cross-section spiral blade shaft can be achieved, effectively enhancing the rotational stability of the variable cross-section spiral blade shaft.

[0015] Furthermore, the paving transmission mechanism consists of a paving motor and a gearbox. The motor shaft of the paving motor is connected to the power input shaft of the gearbox, and the power output shaft of the gearbox is fixedly connected to the variable cross-section spiral blade shaft. It is convenient to transmit power through the paving transmission mechanism, thereby enabling the variable cross-section spiral blade shaft to rotate.

[0016] The beneficial effects of the present utility model are as follows: For this vibrating paving equipment for cement stabilized macadam base course, the overall structure is firmly connected and has good stability. During use, screening and feeding are carried out through the feeding assembly, and after being evenly stirred and mixed by the mixing assembly and then discharged onto the road surface, it can have good stirring and feeding efficiency, effectively avoiding the situation of mixture blockage. And the variable cross-section spiral blade shaft can stir the mixture. By adopting the variable cross-section spiral design, the flow velocity when the positive and negative spiral blades on the outside of the variable cross-section spiral blade shaft and the variable cross-section spiral blades contact the particles of the mixture increases, and the particle filling rate also effectively increases, enabling the mass flow rate of the mixture to be effectively improved, the mixing to be more uniform, and the homogenization effect to be good. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is the overall structural schematic diagram of the present utility model;

[0018] Figure 2 is the overall front view of the present utility model;

[0019] Figure 3 is the overall side view of the present utility model;

[0020] Figure 4It is the overall top view of the present utility model;

[0021] Figure 5 It is Figure 4 the sectional view taken along line A-A in

[0022] Figure 6 It is Figure 5 the sectional view taken along line B-B in

[0023] Legend description:

[0024] 1. Vibration paver body; 2. Support frame; 3. Vibration hopper; 4. Feeding component; 5. Mixing component; 6. Sound insulation cover plate; 7. Paving transmission mechanism; 8. Screw base frame; 9. Variable cross-section screw blade shaft; 41. Installation wall base; 42. Fixed bearing; 43. Baffle rod; 44. Anti-sticking convex block; 45. Flipping ear plate; 46. Material lifting plate; 47. Buffer pressing plate; 48. Buffer spring; 49. Feeding motor; 51. Transmission end cover; 52. Mixing shaft; 53. Discharge plate; 54. Mixing motor; 55. Installation positioning plate. Specific embodiments

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0026] The following gives specific embodiments.

[0027] Refer to Figures 1 to 6, a vibrating paving equipment for cement stabilized macadam base layer, including a vibrating paver body 1. Above the center of one side end face of the vibrating paver body 1, there is a vibrating hopper 3. And a sound insulation cover plate 6 is installed on the top end face of the vibrating hopper 3 through a hinge. By setting the sound insulation cover plate 6, the vibrating hopper 3 can be covered and closed, and has a good sound insulation effect; at the inner top of the vibrating hopper 3, there is a blanking component 4, at the inner bottom of the vibrating hopper 3, there is a mixing component 5. At both ends of the bottom of one side of the vibrating paver body 1, there are paving transmission mechanisms 7. And a variable cross-section spiral leaf shaft 9 is connected and installed between the two paving transmission mechanisms 7. On the surface of the variable cross-section spiral leaf shaft 9, there are positive and negative spiral blades, and the reverse spiral blade is a variable cross-section spiral structure; after putting the cement gravel mixture into the vibrating hopper 3, through the blanking component 4 for screening and blanking, and through the mixing component 5 for stirring and mixing evenly and then discharging onto the road surface, it can have a good stirring and blanking efficiency; by driving the variable cross-section spiral leaf shaft 9 to rotate through the paving transmission mechanism 7, the variable cross-section spiral leaf shaft 9 can stir the mixture evenly, so as to facilitate the subsequent vibrating paving treatment by the vibrating paver body 1; by adopting the variable cross-section spiral design, when the variable cross-section spiral leaf of the variable cross-section spiral leaf shaft 9 contacts the particles of the mixture, the flow velocity increases, and the particle filling rate also effectively increases, so that the mass flow rate of the mixture is effectively improved, the mixing is more uniform, and the homogenization effect is good;

[0028] The blanking assembly 4 includes mounting wall seats 41. The two mounting wall seats 41 are respectively fixedly installed on both sides of the top inner wall of the vibrating bin 3 by welding. A number of groups of material blocking rods 43 are arranged between the mounting wall seats 41 from top to bottom, and each group of material blocking rods 43 is installed in a staggered manner. Anti-sticking bumps 44 are fixedly installed around the outer wall of the material blocking rod 43. At both ends of one side inside the vibrating bin 3, turning lugs 45 are fixedly installed, and a material lifting plate 46 is arranged between the two turning lugs 45. On the outer wall end face of the vibrating bin 3 outside the material lifting plate 46, blanking motors 49 are fixedly installed, and the motor shafts of the blanking motors 49 pass through the vibrating bin 3 and the material lifting plate 46 and are fixedly connected to the outer wall of the material lifting plate 46; on one side end face of the mounting wall seat 41, a number of bearing grooves are opened, and a fixed bearing 42 is fixedly installed inside each bearing groove. The two ends of the material blocking rod 43 are respectively inserted and installed in the central parts of the two fixed bearings 42; it is convenient to fixedly install the fixed bearing 42 inside the bearing groove, improving the convenience of installation; at the same time, by inserting and installing the material blocking rod 43 between the two fixed bearings 42, it is convenient for the material blocking rod 43 to rotate with the fixed bearing 42, so as to adjust the position of the anti-sticking bump 44 and facilitate blanking; on the inner wall end face of the vibrating bin 3 below the bottom of the material lifting plate 46, a number of buffer springs 48 are fixedly installed, and a buffer pressing plate 47 is fixedly installed on the top end face of the number of buffer springs 48. The top end face of the buffer pressing plate 47 is located on the bottom side of the material lifting plate 46; by setting the buffer springs 48, the buffer pressing plate 47 can have the effect of position adjustment. When one end of the material lifting plate 46 rotates and moves downward, the buffer pressing plate 47 can move downward, so as to support one end of the material lifting plate 46; when the mixed material is put between the mounting wall seats 41 inside the vibrating bin 3, under the action of gravity, the mixed material collides with the anti-sticking bumps 44 outside the material blocking rod 43, so that the material blocking rod 43 can rotate between the fixed bearings 42. By staggering the positions of the material blocking rods 43, the mixed material can collide with each other frequently, making the mixed material further mixed. When the motor 49 works, the motor shaft drives the material lifting plate 46 to rotate between the turning lugs 45, and the angle of the material lifting plate 46 can be adjusted. When part of the mixed material falls onto the surface of the material lifting plate 46, the lifting angle of the mixed material can be adjusted, so that the position where the mixed material enters the mixing assembly 5 can be adjusted.

[0029] The mixing component 5 includes a transmission end cover 51. The two transmission end covers 51 are respectively fixedly installed at both ends of the inner bottom of the vibrating bin 3. A mixing shaft 52 is inserted and installed between the two transmission end covers 51. Mixing motors 54 are arranged at the bottom sides of both ends of the outer wall of the vibrating bin 3, and the motor shafts of the mixing motors 54 are fixedly connected to one end of the mixing shaft 52. A discharge plate 53 is fixedly installed on the bottom end face of the vibrating bin 3, and the discharge plate 53 is located on one side below the bottom of the mixing shaft 52. Mounting and positioning plates 55 are fixedly installed on both sides of the bottom of the outer wall of the vibrating bin 3, and the mounting and positioning plates 55 are of an L-shaped structure. One bottom end of the mounting and positioning plate 55 is fixedly connected to the vibrating paver body 1, and the inner end face of the mixing motor 54 is fixedly connected to one side end face of the mounting and positioning plate 55. By providing the mounting and positioning plates 55, the connection tightness between the vibrating bin 3 and the vibrating paver body 1 can be improved, effectively enhancing the stability effect of the overall structure. When the mixing motor 54 works, the mixing shaft 52 can be driven to rotate between the transmission end covers 51 through the motor shaft. The mixture can be stirred by the rotating mixing shaft 52, and the stirred mixture is discharged through the discharge plate 53.

[0030] Supporting frames 2 are fixedly installed at both ends of one side end face of the vibrating paver body 1 by welding, and the supporting frames 2 are of a diagonal bracing structure. One top end of the supporting frame 2 is fixedly connected to the outer wall of one end of the vibrating bin 3. By providing the supporting frames 2, the connection tightness between the vibrating bin 3 and the vibrating paver body 1 can be improved.

[0031] A spiral seat frame 8 is fixedly installed by welding at the center of the bottom end face on one side of the vibrating paver body 1, and a variable cross-section spiral blade shaft 9 is inserted and installed at the center position of the end face of the spiral seat frame 8. By providing the spiral seat frame 8, a stable supporting effect on the variable cross-section spiral blade shaft 9 can be achieved, effectively enhancing the rotational stability of the variable cross-section spiral blade shaft 9.

[0032] The paving transmission mechanism 7 is composed of a paving motor and a gearbox. The motor shaft of the paving motor is connected to the power input shaft of the gearbox, and the power output shaft of the gearbox is fixedly connected to the variable cross-section spiral blade shaft 9. It is convenient to perform power transmission through the paving transmission mechanism 7, so that the variable cross-section spiral blade shaft 9 rotates.

[0033] The above is only a preferred specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present invention, according to the technical solution and the inventive concept of the present invention, makes equivalent substitutions or changes, and should be covered by the protection scope of the present invention.

Claims

1. A cement stabilized gravel base vibration paving equipment, characterized in that: include: A vibrating paver body (1), wherein a vibrating silo (3) is arranged at the center above one end surface of the vibrating silo (1), and a soundproof cover plate (6) is installed on the top end surface of the vibrating silo (3) via a hinge, and a material drop assembly (4) is arranged on the inner top of the vibrating silo (3); A mixing component (5), the mixing component (5) is arranged at the inner bottom of the vibrating silo (3), and paving transmission mechanisms (7) are arranged at both ends of the bottom of one side of the vibrating paving machine body (1), and a variable-section spiral blade shaft (9) is connected and installed between the two paving transmission mechanisms (7), and the surface of the variable-section spiral blade shaft (9) is provided with forward and reverse spiral blades, and the reverse spiral blade is a variable-section spiral blade structure; A material drop assembly (4), the material drop assembly (4) comprising a mounting wall seat (41), two mounting wall seats (41) being respectively fixedly mounted on both sides of the top of the inner wall of the vibration silo (3) by welding, and a plurality of groups of material stopper rods (43) are arranged from top to bottom between the mounting wall seats (41), and each group of material stopper rods (43) are staggeredly installed, and anti-sticking protrusions (44) are fixedly mounted around the outer walls of the material stopper rods (43); The flip ear plates (45) are fixedly mounted at both ends of one inner side of the vibrating silo (3), and a lifting plate (46) is arranged between the two flip ear plates (45); a blanking motor (49) is fixedly mounted on the outer side of the lifting plate (46) on the outer wall end surface of the vibrating silo (3), and the motor shaft of the blanking motor (49) passes through the vibrating silo (3), the lifting plate (46) and is fixedly connected to the outer wall of the lifting plate (46).

2. The cement stabilized gravel base vibration paving equipment according to claim 1, characterized in that: A plurality of bearing grooves are provided on one end surface of the mounting wall seat (41), and a fixed bearing (42) is fixedly installed inside each bearing groove. The two ends of the material blocking rod (43) are respectively inserted and installed in the inner center of the two fixed bearings (42).

3. The cement stabilized gravel base vibration paving equipment according to claim 2, characterized in that: A plurality of buffer springs (48) are fixedly mounted on the inner wall end surface of the vibrating silo (3) at a position below the bottom of the material lifting plate (46), and a buffer pressure plate (47) is fixedly mounted on the top end surfaces of the plurality of buffer springs (48), and the top end surface of the buffer pressure plate (47) is located on the bottom side of the material lifting plate (46).

4. The cement stabilized gravel base vibration paving equipment according to claim 3, characterized in that: The mixing assembly (5) comprises a transmission end cover (51), wherein the two transmission end covers (51) are respectively fixedly mounted at the two ends of the inner bottom of the vibrating silo (3), and a mixing shaft (52) is inserted and mounted between the two transmission end covers (51). A mixing motor (54) is disposed on the bottom side of both ends of the outer wall of the vibrating silo (3), and the motor shaft of the mixing motor (54) is fixedly connected to one end of the mixing shaft (52). A discharge plate (53) is fixedly mounted on the bottom end surface of the vibrating silo (3), and the discharge plate (53) is located on one side below the bottom of the mixing shaft (52).

5. The cement stabilized gravel base vibration paving equipment according to claim 4, characterized in that: Mounting positioning plates (55) are fixedly mounted on both sides of the bottom of the outer wall of the vibrating silo (3), and the mounting positioning plates (55) are L-shaped structures. One end of the bottom of the mounting positioning plates (55) is fixedly connected to the vibrating paver body (1), and the inner end surface of the mixing motor (54) is fixedly connected to one end surface of the mounting positioning plates (55).

6. The cement stabilized gravel base vibration paving equipment according to claim 5, characterized in that: A support frame (2) is fixedly mounted on both ends of one end surface of the vibration paving machine body (1) by welding, and the support frame (2) is a diagonal bracing structure. One end of the top of the support frame (2) is fixedly connected to the outer wall of one end of the vibration silo (3).

7. The cement stabilized gravel base vibration paving equipment according to claim 6, characterized in that: A spiral seat frame (8) is welded and fixedly installed at the center of the bottom end face of one side of the vibration paver body (1), and a variable-section spiral blade shaft (9) is plugged and installed at the center position of the end face of the spiral seat frame (8).

8. The cement stabilized gravel base vibration paving equipment according to claim 7, characterized in that: The paving transmission mechanism (7) is composed of a paving motor and a gearbox. The motor shaft of the paving motor is connected to the power input shaft of the gearbox, and the power output shaft of the gearbox is fixedly connected to the variable-section spiral blade shaft (9).

Images