Asphalt roadbed compacting machine

Abstract

The utility model discloses an asphalt roadbed compacting machine which comprises a chassis which is of a square plate structure, and the surface of the chassis is fixedly connected with a box body; universal wheels are connected to the bottom surface of the chassis, an adjusting mechanism is arranged on the inner bottom surface of the box body, and the adjusting mechanism is characterized in that an air cylinder is installed on the inner surface of the box body, a connecting plate is fixedly connected to the tail end of an output shaft of the air cylinder, vertical plates are symmetrically and fixedly connected to the surface of the connecting plate, and a rotating shaft is rotatably installed between the two vertical plates; and a motor is mounted on the surface of the vertical plate. According to the asphalt roadbed compacting machine, the adjusting mechanism is arranged, the air cylinder drives the compacting roller to move up and down through the connecting plate, the position of the compacting roller is adjusted, and when the air cylinder drives the compacting roller to move through the connecting plate, the bottom of the compacting roller is more attached to the ground, so that a foundation is compacted more tightly, and the rolling compacting force of the transmission pressing wheel can be further flexibly changed; the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of compactors, in particular to an asphalt roadbed compactor. Background Art

[0002] The roadbed is the foundation of the track or road surface. It is a geotechnical structure formed by excavation or filling. The main function of the roadbed is to provide the necessary conditions for track or road surface laying and train or vehicle operation, and to bear the static and dynamic loads of the track and locomotive vehicles or road surface and traffic loads, while transferring and diffusing the load deep into the foundation. Asphalt roadbed refers to various types of pavements paved with road asphalt materials mixed into mineral materials. The roadbed must have sufficient strength and stability, so the roadbed compaction equipment compacts the roadbed. However, the existing roadbed compactors cannot adjust the distance between the compaction roller and the bottom surface when in use, and cannot make the compaction roller fit tightly against the roadbed, which is inconvenient to use. Utility Model Content

[0003] The utility model aims to provide an asphalt roadbed compactor to solve the problem in the above background technology that the distance between the compaction roller and the bottom surface cannot be adjusted and the compaction roller cannot be closely fitted to the roadbed.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an asphalt roadbed compactor, comprising a chassis configured as a square plate structure, and a box body is fixedly connected to the surface of the chassis;

[0005] The bottom surface of the chassis is connected to a universal wheel, and the inner bottom surface of the box is provided with an adjustment mechanism, and the adjustment mechanism includes: a cylinder is installed on the inner surface of the box, and the end of the output shaft of the cylinder is fixedly connected to a connecting plate, and the surface of the connecting plate is symmetrically fixedly connected to a vertical plate, a rotating shaft is rotatably installed between the two vertical plates, and a motor is installed on the surface of the vertical plate, and the output shaft of the motor is fixedly connected to one end of the rotating shaft, and a compaction roller is fixedly connected to the surface of the rotating shaft.

[0006] Preferably, a cavity is provided inside the chassis, and the compacting roller is correspondingly arranged inside the cavity of the chassis.

[0007] By adopting the above technical solution, the cylinder drives the compaction roller to move up and down inside the cavity of the chassis.

[0008] Preferably, a cleaning mechanism is provided inside the box, and the cleaning mechanism includes: a horizontal plate is fixedly connected to the inner wall of the box, and a rotating rod is rotatably installed inside the horizontal plate, and the end of the rotating rod passes through the chassis and is connected to the box with a cleaning rod, a sleeve is rotatably installed on the bottom of the connecting plate, and a gear 1 is fixedly connected to the end of the sleeve, and the sleeve and the gear are installed on the surface of the rotating rod, a rack is provided on the surface of the gear 1, and one end of the rack is embedded in the surface of the vertical plate, a spring is connected between the vertical plate and the rack, and a gear 2 is symmetrically sleeved on the surface of the rotating shaft.

[0009] By adopting the above technical solution, the cleaning mechanism can clean the road surface and prevent stones from damaging the ground and the compaction roller.

[0010] Preferably, an opening is provided inside the connecting plate, and the connecting plate is slidably connected to the rotating rod, the sleeve is slidably connected to the rotating rod, and the rotating rod is rotatably connected to the cross plate.

[0011] By adopting the above technical solution, the connecting plate drives the sleeve to slide on the surface of the rotating rod, and the sleeve drives the gear to move on the surface of the mounting.

[0012] Preferably, the rotating shaft is rotationally connected to the vertical plate, and the vertical plate is slidingly connected to the rack, two groups of tooth blocks are arranged on the surface of the rack, and the positions of the rack and gear 2 are arranged correspondingly, and gear 2 is meshingly connected to the rack, and gear 2 is designed with missing teeth.

[0013] By adopting the above technical solution, the rotation of the rotating shaft drives the second gear to rotate, and the second gear drives the rack to slide on the surface of the vertical plate.

[0014] Preferably, the gear one is meshingly connected to the rack, the cross section of the rotating rod is arranged as a cross-shaped structure, the interior of the gear one is arranged as a cross groove, and the gear one is snap-fittingly connected to the rotating rod.

[0015] By adopting the above technical solution, the rack drives gear one to rotate, and gear one drives the rotating rod to rotate by engaging with the rotating rod.

[0016] Preferably, the gear 1 is fixedly connected to the sleeve, and the sleeve is rotatably connected to the connecting plate.

[0017] By adopting the above technical solution, the sleeve is driven to rotate when the gear rotates, so that the sleeve rotates at the bottom of the connecting plate.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the asphalt roadbed compactor:

[0019] 1. An adjustment mechanism is set up. The cylinder drives the compaction roller to move up and down through the connecting plate to adjust the position of the compaction roller. When the cylinder drives the compaction roller to move through the connecting plate, the bottom of the compaction roller is closer to the ground, making the foundation compacted more tightly. The compaction strength of the transmission pressure wheel can be further flexibly changed, increasing the practicality of the device;

[0020] 2. A cleaning mechanism is set up to clean the ground to prevent the surface of the compaction roller from being damaged. When the motor drives the compaction roller to compact the ground, the rotating shaft drives gear 2 to rotate through gear 1 and the rack, and gear 2 drives the cleaning rod to rotate. The cleaning rod removes hard objects such as stones in front of the compaction roller to prevent mutual squeezing between the compaction roller and the roadbed and cause wear, thereby increasing the service life of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the front view structure of the installation of the second gear of the utility model;

[0023] Figure 3 This is a side view of the structure of the utility model;

[0024] Figure 4 This is a schematic diagram of the side view of the rotating rod installation structure of the utility model;

[0025] Figure 5 This is a schematic diagram of the three-dimensional structure of the compacting roller of the utility model;

[0026] Figure 6 It is a schematic diagram of the three-dimensional installation structure of the rotating rod of the utility model.

[0027] In the figure: 10, chassis; 20, box body;

[0028] 30, cylinder; 301, connecting plate; 302, vertical plate; 303, rotating shaft; 304, compacting roller; 305, motor;

[0029] 40, horizontal plate; 401, rotating rod; 402, sleeve; 403, cleaning rod; 404, gear 1; 405, rack; 406, spring; 407, gear 2;

[0030] 50. Universal wheel. DETAILED DESCRIPTION

[0031] 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.

[0032] See also Figure 1-6 The utility model provides a technical solution: an asphalt roadbed compactor, including a chassis 10, a box 20, a cylinder 30, a connecting plate 301, a vertical plate 302, a rotating shaft 303, a compacting roller 304, a motor 305, a horizontal plate 40, a rotating rod 401, a sleeve 402, a cleaning rod 403, a gear 1 404, a rack 405, a spring 406, a gear 2 407 and a universal wheel 50;

[0033] The asphalt roadbed compactor adjusts the height of the compaction roller 304, and the specific implementation method is as follows:

[0034] The chassis 10 is configured as a square plate structure, and the surface of the chassis 10 is fixedly connected to the box 20; the bottom surface of the chassis 10 is connected to the universal wheel 50, and the inner bottom surface of the box 20 is provided with an adjustment mechanism, and the adjustment mechanism includes: a cylinder 30 is installed on the inner surface of the box 20, and the end of the output shaft of the cylinder 30 is fixedly connected to a connecting plate 301, and the surface of the connecting plate 301 is symmetrically fixedly connected to a vertical plate 302, a rotating shaft 303 is rotatably installed between the two vertical plates 302, and a motor 305 is installed on the surface of the vertical plate 302, and the output shaft of the motor 305 is fixedly connected to one end of the rotating shaft 303, and a compacting roller 304 is fixedly connected to the surface of the rotating shaft 303, and a cavity is provided inside the chassis 10, and the compacting roller 304 is correspondingly arranged inside the cavity of the chassis 10.

[0035] Start the cylinder 30, the end of the cylinder 30 drives the connecting plate 301 to move downward, the connecting plate 301 drives the vertical plate 302 to move downward, the vertical plate 302 drives the rotating shaft 303 to move downward, the rotating shaft 303 drives the compacting roller 304 to move downward, so that the ground of the compacting roller 304 contacts the bottom surface, and then the cylinder 30 is closed. At this time, the external driving mechanism and the motor 305 are started, the starting mechanism drives the universal wheel 50 to rotate on the bottom surface, the motor 305 drives the rotating shaft 303 to rotate, the rotating shaft 303 drives the compacting roller 304 to rotate, so that the compacting roller 304 rotates on the bottom surface, and the compacting roller 304 squeezes the ground to compact the ground.

[0036] The asphalt roadbed compactor reduces the wear of the compaction roller 304, and the specific implementation method is as follows:

[0037] A cleaning mechanism is provided inside the box body 20, and the cleaning mechanism includes: a transverse plate 40 is fixedly connected to the inner wall of the box body 20, and a rotating rod 401 is rotatably installed inside the transverse plate 40, and the end of the rotating rod 401 passes through the chassis 10 and is connected to the box body 20 with a cleaning rod 403, a sleeve 402 is rotatably installed at the bottom of the connecting plate 301, and a gear 1 404 is fixedly connected to the end of the sleeve 402, and the sleeve 402 and the gear 1 404 are sleeved on the surface of the rotating rod 401, a rack 405 is provided on the surface of the gear 1 404, and one end of the rack 405 is embedded in the surface of the vertical plate 302, a spring 406 is connected between the vertical plate 302 and the rack 405, a gear 2 407 is symmetrically sleeved on the surface of the rotating shaft 303, an opening is provided inside the connecting plate 301, and the connecting plate 301 is provided with a plurality of connecting rods 403 ... The plate 301 is slidably connected to the rotating rod 401, the sleeve 402 is slidably connected to the rotating rod 401, and the rotating rod 401 is rotatably connected to the horizontal plate 40, the rotating shaft 303 is rotatably connected to the vertical plate 302, and the vertical plate 302 is slidably connected to the rack 405, two groups of tooth blocks are arranged on the surface of the rack 405, and the positions of the rack 405 and the gear 2 407 are arranged correspondingly, and the gear 2 407 and the rack 405 are meshingly connected, the gear 2 407 is a toothless design, the gear 1 404 and the rack 405 are meshingly connected, the cross-section of the rotating rod 401 is arranged as a cross-shaped structure, and the interior of the gear 1 404 is arranged as a cross groove, and the gear 1 404 and the rotating rod 401 are snap-fitted, the gear 1 404 and the sleeve 402 are fixedly connected, and the sleeve 402 and the connecting plate 301 are rotatably connected.

[0038] When the cylinder 30 drives the vertical plate 302 to move downward, the vertical plate 302 drives the rotating shaft 303 to move downward, and the rotating shaft 303 drives the surface gear 2 407 to move downward. When the gear 2 407 moves downward, the vertical plate 302 drives the sleeve 402 to move downward, and the sleeve 402 drives the gear 1 404 to move downward. At the same time, the gear 1 404 and the sleeve 402 slide downward on the surface of the rotating rod 401, so that the gear 1 404 and the gear 2 407 are always meshed. When the motor 305 drives the rotating shaft 303, the rotating shaft 303 drives the surface gear 2 407 to rotate. When the gear side of the gear 2 407 rotates to the side of the rack 405, the gear 2 407 drives the rack 405 to move on the surface of the vertical plate 302, and the rack 405 drives the spring 406 to extend. The rack 405 drives the gear The wheel 404 rotates, and the gear 404 drives the sleeve 402 to rotate at the bottom of the vertical plate 302. Since the gear 404 is engaged with the rotating rod 401, the gear 404 drives the rotating rod 401 to rotate, so that the rotating rod 401 rotates inside the horizontal plate 40, and the rotating rod 401 drives the cleaning rod 403 to rotate to both sides on the ground to sweep away the harder stones on the ground in front of the compacting roller 304. When the side with missing teeth of the gear 2 407 rotates to the side of the rack 405, the thrust of the spring 406 handbag disappears, the spring 406 rebounds, and the spring 406 drives the rack 405 to move in the opposite direction, and the rack 405 drives the gear 1 404 to rotate in the opposite direction, and the gear 1 404 drives the rotating rod 401 to rotate in the opposite direction. The rotating rod 401 drives the cleaning rod 403 to move inward, and the ground in front of the compacting roller 304 is repeatedly cleaned.

[0039] Working principle: When using the asphalt roadbed compactor, a cylinder 30 and a compacting roller 304 are provided to adjust the height of the compacting roller 304, and a spring 406, a cleaning rod 403, a gear 404 and a rack 405 are provided to reduce the wear of the compacting roller 304 and increase the overall practicality.

[0040] 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. An asphalt roadbed compactor, comprising a chassis (10), wherein the chassis (10) is configured as a square plate structure, and a box (20) is fixedly connected to the surface of the chassis (10); Features: The bottom surface of the chassis (10) is connected to a universal wheel (50), and the inner bottom surface of the box body (20) is provided with an adjustment mechanism, and the adjustment mechanism comprises: a cylinder (30) is installed on the inner surface of the box body (20), and the end of the output shaft of the cylinder (30) is fixedly connected to a connecting plate (301), and the surface of the connecting plate (301) is symmetrically fixedly connected to a vertical plate (302), a rotating shaft (303) is rotatably installed between the two vertical plates (302), and a motor (305) is installed on the surface of the vertical plate (302), and the output shaft of the motor (305) is fixedly connected to one end of the rotating shaft (303), and a compacting roller (304) is fixedly connected to the surface of the rotating shaft (303).

2. The asphalt roadbed compactor according to claim 1, characterized in that: A cavity is arranged inside the chassis (10), and the compacting roller (304) is correspondingly arranged inside the cavity of the chassis (10).

3. The asphalt roadbed compactor according to claim 1, characterized in that: The box (20) is provided with a cleaning mechanism inside, and the cleaning mechanism comprises: a transverse plate (40) is fixedly connected to the inner wall of the box (20), a rotating rod (401) is rotatably installed inside the transverse plate (40), and the end of the rotating rod (401) passes through the bottom plate (10) and is connected to the box (20) with a cleaning rod (403), a sleeve (402) is rotatably installed at the bottom of the connecting plate (301), and the end of the sleeve (402) is fixedly connected to Gear one (404), and the sleeve (402) and gear one (404) are sleeved and installed on the surface of the rotating rod (401), the surface of the gear one (404) is provided with a rack (405), and one end of the rack (405) is embedded in the surface of the vertical plate (302), a spring (406) is connected between the vertical plate (302) and the rack (405), and the surface of the rotating shaft (303) is symmetrically sleeved and installed with gear two (407).

4. The asphalt roadbed compactor according to claim 3, characterized in that: The connection plate (301) is provided with an opening inside, and the connection plate (301) is slidably connected to the rotating rod (401), the sleeve (402) is slidably connected to the rotating rod (401), and the rotating rod (401) is rotationally connected to the transverse plate (40).

5. The asphalt roadbed compactor according to claim 3, characterized in that: The rotating shaft (303) is rotationally connected to the vertical plate (302), and the vertical plate (302) is slidingly connected to the rack (405). Two groups of tooth blocks are arranged on the surface of the rack (405), and the positions of the rack (405) and the second gear (407) are arranged correspondingly, and the second gear (407) and the rack (405) are meshingly connected, and the second gear (407) is designed to be toothless.

6. The asphalt roadbed compactor according to claim 3, characterized in that: The gear one (404) and the rack (405) are meshingly connected, the cross section of the rotating rod (401) is arranged as a cross-shaped structure, and the interior of the gear one (404) is arranged as a cross groove, and the gear one (404) and the rotating rod (401) are snap-fittingly connected.

7. The asphalt roadbed compactor according to claim 3, characterized in that: The gear 1 (404) is fixedly connected to the sleeve (402), and the sleeve (402) is rotatably connected to the connecting plate (301).

Images