Cement stabilized macadam damage-free compaction forming device and use method

Abstract

The application relates to the technical field of cement stabilized macadam construction, in particular to a cement stabilized macadam damage-free compaction forming device, which comprises a vehicle body, the front end of the vehicle body is fixedly connected with mounting frames, the mounting frames are L-shaped, two mounting frames are symmetrically arranged on the vehicle body and horizontally outward arranged, one end of the mounting frame away from the vehicle body is fixedly connected with mounting plates, and the mounting plates are fixedly connected at the end of the mounting frame; one end of two mounting plates away from the mounting frame is fixedly connected with extrusion assemblies, the extrusion assemblies comprise fixing frames, mounting pipes, pressing rods and pressing plates, the fixing frames are L-shaped, two mounting pipes are symmetrically fixedly connected below the fixing frames, the pressing rods are sealingly and slidably arranged in the mounting pipes, and the pressing plates are fixedly connected below the pressing rods; and the pushing assembly comprises spring pipes, sealing blocks and pushing columns. The application reduces the number of crushed stones by extrusion, thereby reducing the number of crushed stones and improving the compaction effect.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of cement stabilized macadam construction, and particularly relates to a cement stabilized macadam damage-free compaction forming device. BACKGROUND

[0002] The cement stabilized macadam base has high strength and bearing capacity, good integrity and good durability, and is widely used in the current municipal road structure type in China. The cement stabilized macadam is made of graded macadam as aggregate, a certain amount of cementing material and enough mortar volume to fill the voids of the aggregate, and is paved and compacted according to the embedded and extruded principle.

[0003] Chinese patent CN213571411U discloses a compaction device for cement stabilized macadam paving, which comprises an extrusion structure and a compaction structure. The extrusion structure comprises a rack, a roller, a pull frame, a down pressure cylinder and a pressing plate. The bottom surface of the rack is vertically welded with rollers on both sides, and the side end surface of the rack is horizontally welded with a pull frame. The other side end surface of the rack is connected with the compaction structure, and the top surface of the rack is vertically installed with a down pressure cylinder in the middle. The bottom surface of the rack is horizontally provided with a pressing plate below.

[0004] However, during the vibration compaction process of the cement stabilized macadam particle size, for example, when the front side of the compaction surface has too concentrated gravel pile, the gravel inside the gravel pile will be too compressed to appear gravel, changing the gravel particle size, and the mix proportion of the water stable layer will also change, which changes the designed mix proportion of the test, and the detected result also has a large deviation. SUMMARY

[0005] The purpose of the present application is to solve the problem that the cement stabilized macadam particle size is inevitably crushed during the vibration compaction process in the prior art, which changes the designed mix proportion of the test, and the detected result also has a large deviation. A cement stabilized macadam damage-free compaction forming device is provided.

[0006] In order to achieve the above purpose, the present application adopts the following technical scheme:

[0007] A cement stabilized macadam damage-free compaction forming device comprises a vehicle body, a mounting frame is fixedly connected to the front end of the vehicle body, the mounting frame is L-shaped, two mounting frames are symmetrically arranged on the vehicle body, and the horizontal end is outwardly arranged, an installation plate is fixedly connected to the end of the mounting frame away from the vehicle body, and the installation plate is fixedly connected to the end of the mounting frame.

[0008] Two said mounting plate away from the end of the mounting frame is fixedly installed with extrusion assembly, the extrusion assembly includes fixed frame, installation pipe, pressure rod and pressure plate, the fixed frame is L-shaped, and one end is fixedly connected to the side of the mounting plate, two said installation pipe is fixedly connected in the fixed frame below, the pressure rod is sealingly and slidably arranged in the installation pipe, and the pressure plate is fixedly connected below the pressure rod;

[0009] The pressure rod is provided with a pushing assembly, the pushing assembly comprises a spring pipe, a sealing block and a pushing column, a plurality of installation grooves are formed in the bottom surface of the pressure plate, the sealing block is fixedly connected to the upper end of the pushing column, and the spring pipe is fixedly installed in the installation groove.

[0010] Preferably, the rolling assembly is arranged between the mounting plates, and the rolling assembly is used for secondary compaction of the gravel.

[0011] Preferably, the rolling assembly comprises a pressure wheel, a drive shaft and a drive motor, the drive shaft is fixedly connected on both sides of the pressure wheel and rotatably connected with the mounting plates on both sides, the drive motor is fixedly installed outside the mounting plate and fixedly connected with the drive shaft on one side, and is used to drive the pressure wheel to rotate.

[0012] Preferably, the mounting plate side is provided with a driving assembly, the driving assembly is connected with the rolling assembly, and is used to drive the extrusion assembly.

[0013] Preferably, the driving assembly comprises a rotating wheel and a speed regulating wheel, the rotating wheel is fixedly connected with the end of the drive shaft penetrating through the mounting plate, the speed regulating wheel is rotatably installed on the side of the mounting plate and is meshingly connected with the rotating wheel, and the diameter of the rotating wheel is greater than the diameter of the speed regulating wheel.

[0014] Preferably, the fixed frame and the speed regulating wheel are provided with a punching assembly, and the punching assembly drives the pressure rod to move up and down.

[0015] Preferably, the punching assembly comprises a connecting shaft, a connecting rod, a punching rod and a communication pipe, the connecting shaft is perpendicularly rotatably connected with the speed regulating wheel and is eccentrically arranged with the speed regulating wheel, the connecting rod is fixedly connected with the side of the connecting shaft, the punching rod is fixedly connected with the connecting rod, the communication pipe is fixedly connected with the fixed frame, the punching rod is sealingly and slidably arranged in the communication pipe, and a liquid pipe is formed in the fixed frame and communicates between the communication pipe and the installation pipe.

[0016] Preferably, the side of the pressure plate is provided with a cleaning assembly, and the cleaning assembly is used to clean the residues on the pressure wheel.

[0017] Preferably, the cleaning assembly comprises a guide plate and a cleaning strip, the guide plate is fixedly connected to the side of the pressing plate, the side of the guide plate facing the pressing wheel is provided with a guide opening, the guide opening is in communication with the inside of the mounting groove, and the end of the guide plate close to the pressing wheel is arranged in a downward inclination.

[0018] Compared with the prior art, the application has the following advantages:

[0019] 1. In the process of cement stabilized macadam compaction, the vibration compaction is carried out through the extrusion assembly, in the extrusion process, the pressing plate is driven to move up and down by the two pressing rods through the sliding of the pressing rods in the mounting pipe, so that the ground is compacted during the movement of the vehicle body, and the pushing column on the pressing plate will first contact the macadam during the compaction process, so that the macadam is extruded to the four sides or two sides, and then the upper side of the extruded macadam is compacted by the extrusion assembly, thereby reducing the number of macadam on the upper front side of the compaction surface, the number of macadam crushed is reduced by extruding the number of macadam subjected to pressure on the front side, thereby improving the compaction effect;

[0020] 2. The driving motor drives the pressing wheel to rotate, so that the pressing wheel can roll and compact the road surface during use, avoiding the situation that the gravity is too heavy and cannot roll;

[0021] 3. During the rotation of the connecting shaft, the liquid in the liquid pipes in the communication pipe and the fixed frame is pushed and separated, so as to drive the pushing assembly to move up and down and extrude the ground, the linkage of the extruding assembly and the driving assembly reduces the use of electricity and ensures that the macadam in front is pushed and treated while rolling;

[0022] 4. The cleaning assembly is used for cleaning the residues on the pressing wheel, and part of the residues will remain on the pressing wheel during the compaction process, affecting the compaction effect of the next round, the residues are cleaned by the cleaning assembly, so as to ensure the compaction effect. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 The side structure diagram of the compaction forming device is provided.

[0024] Figure 2 The front structure diagram of the compaction forming device is provided.

[0025] Figure 3 The extrusion assembly structure diagram of the compaction forming device is provided.

[0026] Figure 4 The driving assembly structure diagram of the compaction forming device is provided.

[0027] Figure 5 The structure schematic diagram of the cleaning assembly of the compaction forming device provided by the present application is shown in the figure.

[0028] Figure 6 The structure schematic diagram of the pushing assembly of the compaction forming device provided by the present application is shown in the figure.

[0029] Figure 7 The structure schematic diagram of the liquid pipe in the fixing frame of the compaction forming device provided by the present application is shown in the figure. Figure 5 The partial enlarged view of the cleaning assembly is shown in the figure.

[0030] Figure 8 The structure schematic diagram of the liquid pipe in the fixing frame of the compaction forming device provided by the present application is shown in the figure.

[0031] Figure 9 The structure schematic diagram of the liquid pipe in the fixing frame of the compaction forming device provided by the present application is shown in the figure.

[0032] Figure 10 The structure schematic diagram of the driving shaft and the compression wheel of the compaction forming device provided by the present application is shown in the figure.

[0033] In the figure: 1 vehicle body, 2 mounting frame, 3 mounting plate, 4 extrusion assembly, 41 fixing frame, 42 mounting pipe, 43 compression rod, 44 compression plate, 5 pushing assembly, 51 spring pipe, 52 sealing block, 53 pushing column, 6 rolling assembly, 61 compression wheel, 62 driving shaft, 63 driving motor, 7 driving assembly, 71 rotating wheel, 72 speed regulating wheel, 8 stamping assembly, 81 connecting shaft, 82 connecting rod, 83 stamping rod, 84 communication pipe, 9 cleaning assembly, 91 air guide plate, 92 cleaning strip. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application.

[0035] The terms such as "upper", "lower", "left", "right", "middle" and "one" cited in the present application are only for the convenience of clear description, and are not used to limit the scope of the present application. The change or adjustment of the relative relationship is also regarded as the scope of the present application without substantial change of the technical content.

[0036] Referring to Figures 1-10 A cement stabilized macadam damage-free compaction forming device, comprising a vehicle body 1, a mounting frame 2 fixedly connected to the front end of the vehicle body 1, the mounting frame 2 being L-shaped, two mounting frames 2 being symmetrically arranged on the vehicle body 1 and horizontally outwardly arranged, an installation plate 3 fixedly connected to the end of the mounting frame 2 away from the vehicle body 1, and the installation plate 3 being fixedly connected to the end of the mounting frame 2.

[0037] Two installation plates 3 are fixedly installed with extrusion assemblies 4 away from one end of the mounting frame 2, the extrusion assemblies 4 include a fixed frame 41, an installation pipe 42, a pressing rod 43 and a pressing plate 44, the fixed frame 41 is L-shaped, and one end is fixedly connected to the side of the installation plate 3, the two installation pipes 42 are symmetrically fixedly connected below the fixed frame 41, the pressing rod 43 is sealingly and slidingly arranged inside the installation pipe 42, and the pressing plate 44 is fixedly connected below the pressing rod 43;

[0038] A pushing assembly 5 is arranged inside the pressing plate 44, the pushing assembly 5 includes a spring pipe 51, a sealing block 52 and a pushing column 53, a plurality of installation grooves are formed in the bottom surface of the pressing plate 44, the sealing block 52 is fixedly connected to the upper end of the pushing column 53, and the spring pipe 51 is fixedly installed inside the installation groove at one end and fixedly connected to the sealing block 52 at the other end.

[0039] In the embodiment applying the above technical scheme, in the process of cement stabilized macadam compaction, the extrusion assembly 4 is used for vibration compaction, in the extrusion process, the pressing rod 43 slides inside the installation pipe 42, so that the two pressing rods 43 drive the pressing plate 44 to move up and down, so that the ground is compacted in the movement process of the vehicle body 1, in the compaction process, the pushing column 53 on the pressing plate 44 will first contact the macadam, so as to extrude and spread the macadam in the concentrated area, reduce the number of macadam on the upper front side of the compaction surface, and then compact the upper side by the extrusion assembly 4, so that the number of macadam subjected to pressure on the front side is reduced, the number of crushed macadam is reduced, and the compaction effect is improved.

[0040] In the preferred technical scheme in the embodiment, the installation plates 3 are provided with a rolling compaction assembly 6, the rolling compaction assembly 6 is used for secondary compaction of macadam, and the rolling compaction assembly 6 is used for main compaction to extrude the macadam;

[0041] The rolling compaction assembly 6 includes a pressing wheel 61, a driving shaft 62 and a driving motor 63, the driving shaft 62 is fixedly connected to the two sides of the pressing wheel 61 and rotationally connected to the installation plates 3 on the two sides, the driving motor 63 is fixedly installed outside the installation plate 3 and fixedly connected to the driving shaft 62 on one side, and is used for driving the pressing wheel 61 to rotate, the pressing wheel 61 is driven by the driving motor 63 to assist rotation, so that the pressing wheel 61 can roll and compact the road surface when in use, and the situation that the gravity is too heavy and cannot roll is avoided;

[0042] The installation plate 3 is provided with a driving assembly 7 on the side, the driving assembly 7 is connected with the rolling compaction assembly 6 and is used for driving the extrusion assembly 4;

[0043] The driving assembly 7 comprises a rotating wheel 71 and a speed regulating wheel 72, the rotating wheel 71 is fixedly connected with the one end of the driving shaft 62 penetrating the mounting plate 3, the speed regulating wheel 72 is rotatably mounted on the side of the mounting plate 3 and is in meshing connection with the rotating wheel 71, the diameter of the rotating wheel 71 is larger than that of the speed regulating wheel 72, the rotating wheel 71 on the side is driven to rotate by the driving shaft 62, so as to drive the speed regulating wheel 72 with different diameters to rotate rapidly;

[0044] The stamping assembly 8 is arranged between the fixed frame 41 and the speed regulating wheel 72, the stamping assembly 8 drives the pressure rod 43 to move up and down, the stamping assembly 8 is driven to reciprocatingly stamp by the driving assembly 7, so as to drive the pushing assembly 5 to move up and down, thereby vibration extrusion is carried out;

[0045] The stamping assembly 8 comprises a connecting shaft 81, a connecting rod 82, a stamping rod 83 and a communication pipe 84, the connecting shaft 81 is perpendicularly rotatably connected with the speed regulating wheel 72 and is arranged eccentrically with the speed regulating wheel 72, the connecting rod 82 is fixedly connected with the side of the connecting shaft 81, the stamping rod 83 is fixedly connected with the connecting rod 82, the communication pipe 84 is fixedly connected with the fixed frame 41, the stamping rod 83 is sealingly and slidably arranged in the communication pipe 84, the fixed frame 41 is internally provided with a liquid pipe, the liquid pipe is communicated between the communication pipe 84 and the mounting pipe 42, the connecting shaft 81 is circularly rotated along with the speed regulating wheel 72, so as to drive the connecting rod 82 and the stamping rod 83 to move, the stamping rod 83 is a soft rod and is sealingly and slidably arranged in the communication pipe 84, in the rotating process of the connecting shaft 81, the liquid in the liquid pipe in the communication pipe 84 and the fixed frame 41 is pushed and separated, so as to drive the pushing assembly 5 to move up and down, thereby extruding the ground, the linkage of the stamping assembly and the driving assembly 7 reduces the use of electricity and ensures that the broken stones in front are pushed and treated while rolling and pressing;

[0046] The side of the pressing plate 44 is provided with the cleaning assembly 9, the cleaning assembly 9 is used for cleaning the residues on the pressing wheel 61, since some residues are left on the pressing wheel 61 in the process of compaction, the cleaning assembly 9 is used for cleaning the residues, so as to ensure the compaction effect;

[0047] The cleaning assembly 9 comprises an air guide plate 91 and a cleaning strip 92, the air guide plate 91 is fixedly connected with the side of the pressing plate 44 and is communicated with the inside of the mounting groove, the end of the air guide plate 91 close to the pressing wheel 61 is arranged to be inclined downward, the cleaning strip 92 is fixedly connected with the upper side of the air guide plate 91 and is close to the pressing wheel 61, in the process that the pushing assembly 5 pushes and extrudes the broken stones in the road surface, the pushing column 53 is driven to move upward, at the same time, the air in the inside of the mounting groove is extruded and discharged by the sealing block 52, so as to spray the surface of the pressing wheel 61 by the air guide plate 91, the residues are first edged or cleaned, then the cleaning strip 92 is used for cleaning in the rotating process of the pressing wheel 61, so as to ensure the cleanness of the surface of the pressing wheel 61.

[0048] The use method of the cement stabilized macadam damage-free compaction forming device comprises the following steps:

[0049] The driving motor 63 drives the compression wheel 61 and the rotating wheel 71 to rotate, the rotating wheel 71 drives the speed regulating wheel 72 to rotate, the speed regulating wheel 72 drives the connecting rod 82 to extrude the stamping rod 83 inside the communicating pipe 84, the stamping rod 83 is a soft rod, and in the rotating process of the connecting shaft 81, the liquid inside the liquid pipe in the communicating pipe 84 and the fixed frame 41 is pushed and separated, the compression rod 43 is driven to slide up and down inside the installation pipe 42, in the downward movement process, the pushing column 53 on the pressing plate 44 is first in contact with the gravel, the gravel is extruded around or on both sides of the concentrated area of the gravel, the number of the gravel on the front side of the compaction surface is reduced, and when the spring pipe 51 is suitable for the maximum deformation, the pushing column 53 preliminarily compacts the upper gravel;

[0050] In the process that the pushing assembly 5 pushes and extrudes the gravel inside the road surface, the pushing column 53 is driven to move upwards, the air inside the installation groove is extruded and discharged through the sealing block 52, the surface of the compression wheel 61 is sprayed through the air guide holes on the air guide plate 91, the residual material is first edged or cleaned, and then the cleaning strip 92 is used for cleaning in the rotating process of the compression wheel 61.

[0051] The above is only the preferred specific implementation method of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A cement stabilized macadam non-destructive compaction forming device comprising a vehicle body (1), characterized in that, The front end of the vehicle body (1) is fixedly connected with mounting racks (2), the mounting racks (2) are L-shaped, two mounting racks (2) are symmetrically arranged on the vehicle body (1), and the horizontal ends are outwardly arranged, one end of the mounting rack (2) away from the vehicle body (1) is fixedly connected with a mounting plate (3), and the mounting plate (3) is fixedly connected to the end of the mounting rack (2); One end of the two mounting plates (3) away from the mounting rack (2) is fixedly installed with an extrusion assembly (4), the extrusion assembly (4) comprises a fixing frame (41), a mounting pipe (42), a pressing rod (43) and a pressing plate (44), the fixing frame (41) is L-shaped, and one end is fixedly connected to the side of the mounting plate (3), two mounting pipes (42) are symmetrically fixedly connected below the fixing frame (41), the pressing rod (43) is sealingly and slidably arranged in the mounting pipe (42), and the pressing plate (44) is fixedly connected below the pressing rod (43); The inside of the pressing plate (44) is provided with a pushing assembly (5), the pushing assembly (5) comprises a spring pipe (51), a sealing block (52) and a pushing column (53), a plurality of mounting grooves are formed in the bottom surface of the pressing plate (44), the sealing block (52) is fixedly connected to the upper end of the pushing column (53), and one end of the spring pipe (51) is fixedly installed in the mounting groove, and the other end is fixedly connected with the sealing block (52); Rolling and pressing assemblies (6) are arranged between the mounting plates (3), and the rolling and pressing assemblies (6) are used for secondary compaction of gravel; The rolling and pressing assembly (6) comprises a pressing wheel (61), a driving shaft (62) and a driving motor (63), the driving shaft (62) is fixedly connected on both sides of the pressing wheel (61) and rotatably connected with the mounting plates (3) on both sides, the driving motor (63) is fixedly installed outside the mounting plate (3) and fixedly connected with one side of the driving shaft (62), and is used for driving the pressing wheel (61) to rotate; The side of the mounting plate (3) is provided with a driving assembly (7), the driving assembly (7) is connected with the rolling and pressing assembly (6) and is used for driving the extrusion assembly (4); The driving assembly (7) comprises a rotating wheel (71) and a speed regulating wheel (72), one end of the rotating wheel (71) fixedly connected with the driving shaft (62) penetrates through the mounting plate (3), the speed regulating wheel (72) is rotatably installed on the side of the mounting plate (3) and is in meshing connection with the rotating wheel (71), and the diameter of the rotating wheel (71) is greater than that of the speed regulating wheel (72); The stamping assembly (8) is arranged between the fixing frame (41) and the speed regulating wheel (72), and drives the pressing rod (43) to move up and down. The stamping assembly (8) comprises a connecting shaft (81), a connecting rod (82), a stamping rod (83) and a communication pipe (84), the connecting shaft (81) is vertically rotatably connected to the speed regulating wheel (72) and is eccentrically arranged with the speed regulating wheel (72), the connecting rod (82) is fixedly connected to the side of the connecting shaft (81), the stamping rod (83) is fixedly connected to the connecting rod (82), the communication pipe (84) is fixedly connected to the fixed frame (41), the stamping rod (83) is sealingly and slidably arranged in the communication pipe (84), and the fixed frame (41) is internally provided with a liquid pipe which is communicated between the communication pipe (84) and the mounting pipe (42).

2. The cement stabilized macadam damage-free compaction forming device according to claim 1, characterized in that, The pressing plate (44) is provided with a cleaning assembly (9) on the side, and the cleaning assembly (9) is used for cleaning the residues on the pressing wheel (61).

3. The cement stabilized macadam damage-free compaction forming device according to claim 2, characterized in that, The cleaning assembly (9) comprises a gas guide plate (91) and a cleaning strip (92), the gas guide plate (91) is fixedly connected to the side of the pressing plate (44), the side of the gas guide plate (91) facing the pressing wheel (61) is provided with a gas guide hole, the gas guide hole is communicated with the inside of the mounting groove, and the end of the gas guide plate (91) close to the pressing wheel (61) is inclined downward.

4. A method of using the cement stabilized macadam damage-free compaction forming device according to claim 3, characterized in that, The steps are as follows: The driving motor (63) drives the pressing wheel (61) and the rotating wheel (71) to rotate, the rotating wheel (71) drives the speed regulating wheel (72) to rotate, the speed regulating wheel (72) drives the connecting rod (82) to extrude the stamping rod (83) into the communication pipe (84), the stamping rod (83) is a soft rod, and in the rotating process of the connecting shaft (81), the liquid in the liquid pipe in the communication pipe (84) and the fixed frame (41) is pushed and separated, the pressing rod (43) is driven to slide up and down in the mounting pipe (42), in the downward movement process, the pushing column (53) on the pressing plate (44) is in contact with the gravel first, the gravel is extruded to the surrounding or the gravel on both sides of the concentrated area, the number of the gravel on the front side of the compaction surface is reduced, and when the spring pipe (51) is suitable for the maximum deformation, the pushing column (53) preliminarily compacts the upper gravel; In the process that the pushing assembly (5) divides and pushes the gravel in the road surface, the pushing column (53) is driven to move upward, the air in the mounting groove is extruded and discharged through the sealing block (52), the surface of the pressing wheel (61) is sprayed through the air guide hole in the gas guide plate (91), the residues are first edged or cleaned, and then the cleaning strip (92) is used for cleaning in the rotating process of the pressing wheel (61).

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