CN219260646U

CN219260646U - Roadbed ramming device

Info

Publication number: CN219260646U
Application number: CN202223450558.9U
Authority: CN
Inventors: 刘旭
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-06-27
Anticipated expiration: 2032-12-23

Abstract

The utility model discloses a roadbed tamping device, which comprises: the front end of the road roller is fixedly provided with a mounting frame, the front surface of the mounting frame is provided with a tamping part, the tamping part is fixedly connected with a leveling part, and one end of the leveling part is fixedly provided with a screening part; the screening part screens stones in soil and separately collects the stones; the leveling part disperses the soil after the sieving; the ramming portion continuously hammers the primarily flattened earth. This road bed is tamped flat device separates earth and stone through dividing the sieve portion, does not have the stone in guaranteeing earth, perhaps only has the less stone of diameter, guarantees the quality of earth, and the cooperation is leveled the cylinder and is dispersed earth, guarantees that earth keeps as far as possible evenly at the in-process of tamping seat hammering, guarantees the tamping effect of earth, and the cooperation high-quality roller flattens at last, improves the tamping effect of device to the road surface to the maximum extent, reduces the number of times of repetitive work.

Description

Roadbed ramming device

Technical Field

The utility model relates to the technical field of roadbed tamping, in particular to a roadbed tamping device.

Background

In the prior art, the main function of the roadbed is to provide necessary conditions for track or road pavement paving and train or driving operation, bear static load and dynamic load of track and rolling stock or road surface and traffic load, and transmit and diffuse load to the deep part of the foundation.

In the process of repairing roadbeds, a large amount of soil is usually used, and then compacted. In the process of tamping soil, the soil needs to be leveled, and stones carried in the soil are screened, so that the soil is more leveled and stabilized in the tamping process.

Through retrieval, the patent with the Chinese patent application number of 202122462998.5 discloses a roadbed tamping device for road engineering, which comprises a tamping machine shell, wherein crawler wheels are arranged at the bottom of the tamping machine shell, two groups of crawler wheels are arranged, and a cleaning mechanism and a fixing mechanism are arranged at the bottom of the right side of the tamping machine shell; the cleaning mechanism comprises a rectangular box, an empty groove is formed in the bottom of the rectangular box, a road pressing roller is movably connected inside the empty groove, a fixed shaft rod penetrates through the road pressing roller, two sides of the fixed shaft rod are fixedly connected with the inner sides of the fixed support rods, and the two fixed support rods are arranged.

The above patent suffers from the following disadvantages: according to the device, stones or other hard objects which are embedded in soil adhered to the upper end of the road pressing roller are scraped off by a scraping knife through a cleaning mechanism, so that the road pressing roller is prevented from being influenced to flatten the ground;

however, the road pressing roller of the device only carries a small amount of stones in the use process, and the other part of stones are not adhered to the road pressing roller, so that the stones are exposed on the soil surface to influence the tamping effect of the soil; the existence of a single road roller can push the whole device by workers, namely the whole device has lighter weight and can not effectively tamp soil, and the device needs to be repeated for at least five times to achieve the tamping requirement of the roadbed

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a roadbed tamping device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a subgrade ramming device, comprising:

the front end of the road roller is fixedly provided with a mounting frame, the front surface of the mounting frame is provided with a tamping part, the tamping part is fixedly connected with a leveling part, and one end of the leveling part is fixedly provided with a screening part;

the screening part screens stones in soil and separately collects the stones; the leveling part disperses the soil after screening and primarily flattens the soil; the tamping part continuously hammers the primarily flattened soil to tamp the soil;

the soil compacting machine is characterized in that a high-quality compacting roller is arranged at the bottom of one end of the road roller, and the high-quality compacting roller levels and compacts the compacted soil again.

As still further aspects of the utility model: the bottom of the other end of the road roller is in transmission connection with a driving crawler belt, and a driving source is fixedly arranged at the top end of one side of the road roller.

As still further aspects of the utility model: the driving source is in transmission connection with the leveling part, and the leveling part is in transmission connection with the ramming part and the screening part.

As still further aspects of the utility model: the leveling part comprises a leveling roller, and two ends of the leveling roller are rotationally connected with a connecting mounting plate.

As still further aspects of the utility model: the ramming part comprises a transmission crankshaft, the transmission crankshaft is rotationally connected with a plurality of transmission connecting rods, and two ends of the transmission crankshaft are rotationally connected with positioning support arms.

As still further aspects of the utility model: the bottom rotation of transmission connecting rod is connected with the connecting seat, the bottom fixedly connected with rammer block of connecting seat, the both sides of rammer block are provided with the limiting plate.

As still further aspects of the utility model: the screening part comprises a storage box, a cleaning shovel is fixedly connected to the front face of the storage box, and a screening net is fixedly arranged in the cleaning shovel.

As still further aspects of the utility model: the top of dividing the screen cloth is provided with cleans the cylinder, it rotates with clean shovel to clean the cylinder and is connected, the top fixed mounting of clean shovel has the protection top cap.

Compared with the prior art, the utility model provides a roadbed tamping device, which has the following beneficial effects:

1. this road bed is tamped flat device separates earth and stone through dividing the sieve portion, does not have the stone in guaranteeing earth, perhaps only has the less stone of diameter, guarantees the quality of earth, and the cooperation is leveled the cylinder and is dispersed earth, guarantees that earth keeps as far as possible evenly at the in-process of tamping seat hammering, guarantees the tamping effect of earth, and the cooperation high-quality roller flattens at last, improves the tamping effect of device to the road surface to the maximum extent, reduces the number of times of repetitive work.

2. This road bed tamp device, it is slowly preceding at the uniform velocity through the road roller, guarantees that the tamping seat hammers (can hammer more times) to the earth of same size three times, namely equally divide into the triplex in the bottom of tamping seat, when the tamping seat passes through same section earth (the width of this section earth is the same with the third of tamping seat width), the triplex of tamping seat hammers, tamps this section earth in proper order, guarantees the tamping effect.

The device has the advantages that the parts which are not involved in the device are the same as or can be realized by adopting the prior art, and the device has a simple structure and is convenient to operate.

Drawings

FIG. 1 is a schematic view of the overall assembly of the present utility model;

FIG. 2 is a schematic diagram of the structure of the tamping part of the present utility model;

FIG. 3 is a schematic view of the structure of the flattening unit of the present utility model;

fig. 4 is a schematic structural view of the screening part of the present utility model.

In the figure: 1. road roller; 2. high quality roller; 3. driving the crawler belt; 4. a driving source; 5. a mounting frame; 6. a tamping part; 61. a transmission crankshaft; 62. a transmission link; 63. a connecting seat; 64. tamping the base; 65. a limiting plate; 66. positioning the support arm; 7. a flattening part; 71. connecting a mounting plate; 72. leveling rollers; 8. a screening part; 81. a storage box; 82. a cleaning shovel; 83. separating a screen; 84. a cleaning roller; 85. and a protective top cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

A roadbed ramming device, as shown in fig. 1-4, comprising:

road roller 1, the front end of road roller 1 is through bolt fixed mounting there being mounting bracket 5, and the front of mounting bracket 5 is provided with tamp portion 6, tamp portion 6 fixedly connected with leveling portion 7, and the one end of leveling portion 7 passes through bolt fastening or direct welding with mounting bracket 5, and the one end fixed mounting of leveling portion 7 has branch sieve portion 8.

The screening part 8 screens stones in soil and separately collects the stones, so that the stones are separated from the soil, and the stones are prevented from affecting the flatness of the surface of the roadbed; the leveling part 7 disperses the soil after the screening, so that the soil is spread on the roadbed as uniformly as possible, the occurrence of soil piling is avoided, and the dispersed soil is primarily flattened, so that the compaction is facilitated; the ramming part 6 continuously hammers the primarily flattened soil in the traveling process to tamp the soil.

One end bottom of the road roller 1 is provided with a high-quality roller 2, the high-quality roller 2 advances along with the road roller 1, the high-quality roller 2 levels and compacts the tamped soil again through the gravity generated by high quality of the roller 2, and the compaction effect of the soil roadbed is ensured.

The other end bottom transmission of road roller 1 is connected with drive track 3, and drive track 3 supports road roller 1 motion, reduces the influence to ramming soil roadbed, is convenient for the secondary compaction of high-quality roller 2, levels.

A driving source 4 is fixedly arranged at the top end of one side of the road roller 1, and the driving source 4 can select a motor, so that the control is convenient, the energy is saved, and the pollution to the environment is small; the driving source 4 can also select an internal combustion engine, such as a diesel engine and a gasoline engine, so that the power output is stable, and the continuous stable working capacities of the ramming part 6, the leveling part 7 and the screening part 8 are ensured.

The sprocket is installed to the output shaft of driving source 4, and the sprocket passes through the chain and is connected with leveling portion 7 transmission, and leveling portion 7 passes through sprocket chain transmission with ramming portion 6, screening portion 8 and is connected.

The leveling part 7 comprises a leveling roller 72, the bottom end surface of the leveling roller 72 and the bottom end surface of the high-quality roller 2 are arranged in the same horizontal plane, two ends of the leveling roller 72 are respectively connected with a connecting mounting plate 71 through bearings in a rotating mode, and one ends of the two connecting mounting plates 71 are respectively welded or fixed at the bottoms of two sides of the front face of the mounting frame 5 through bolts.

Both ends of the leveling roller 72 penetrate through the connection mounting plate 71 and extend outward, and one of the extending ends is in transmission connection with the driving source 4 through a sprocket.

The rammer part 6 comprises a transmission crankshaft 61, the transmission crankshaft 61 is rotatably connected with a plurality of transmission connecting rods 62 through bearings, two ends of the transmission crankshaft 61 are rotatably connected with positioning support arms 66 through bearings, and the two positioning support arms 66 are respectively welded at the top ends of two connection mounting plates 71.

Both ends of the transmission crankshaft 61 penetrate through the positioning support arm 66 and extend outwards, and both extending ends are respectively connected with both extending ends of the leveling drum 72 in a transmission manner through a sprocket and a chain.

The bottom rotation of transmission connecting rod 62 is connected with connecting seat 63, and the bottom welding of connecting seat 63 has ramming seat 64, and ramming seat 64 sets up to the U-shaped, and its bottom sets up to the plane, is convenient for tamp the soil road surface.

The two sides of the ramming seat 64 are provided with limiting plates 65, the limiting plates 65 are in sliding connection with the ramming seat 64, two ends of the limiting plates 65 are respectively welded with two connecting mounting plates 71, and the ramming seat 64 performs high-speed up-and-down reciprocating motion between the two limiting plates 65 to rapidly hammer the clay road surface.

The screening part 8 comprises a storage box 81, a storage groove is formed in the front face of the storage box 81 and used for guiding stones, a cleaning shovel 82 is fixedly connected to the front face of the storage box 81 through bolts, the cleaning shovel 82 is obliquely downwards arranged, and the front end of the cleaning shovel is toothed and is convenient for guiding soil.

A through window is formed in the middle of the bottom wall of the inner cavity of the cleaning shovel 82, a sub-screen 83 is fixedly mounted in the through window, a cleaning roller 84 is arranged at the top end of the sub-screen 83, and a cleaning brush is fixedly sleeved on the outer wall of the cleaning roller 84.

Both ends of the cleaning roller 84 penetrate through the side wall of the cleaning blade 82 and extend outward, the extending ends thereof are rotatably connected with the cleaning blade 82 through bearings, and the extending ends of both ends are provided with chain wheels which are in driving connection with the chain wheels of the leveling roller 72 and the chain wheels of the driving crankshaft 61 through chains.

The top of cleaning shovel 82 is fixed mounting has protection top cap 85, and protection top cap 85 covers on the top of cleaning cylinder 84, prevents to clean cylinder 84 and divides the in-process of sieve stone, causes earth to fly upward.

Working principle:

referring to fig. 1 to 4, the present device is assembled as shown in fig. 1;

in the roadbed tamping work, other components are driven to move along a straight line through the road roller 1; synchronously starting the driving source 4, wherein the driving source 4 drives the leveling part 7, the leveling part 7 drives the ramming part 6 and the screening part 8, and the driving is set as a speed-up driving;

during the travelling process of the cleaning shovel 82 of the screening part 8, the soil is shoveled into the inside, the soil enters the screening net 83, the soil is discharged out of the cleaning shovel 82 through the screening net 83 under the clockwise rotation of the cleaning roller 84, and the stones screened out by the screening net 83 are guided into the storage box 81;

the leveling drum 72 rotates clockwise, disperses the classified soil, and spreads the soil on the road surface as uniformly as possible under the high-speed rotation of itself;

the transmission crankshaft 61 rotates clockwise synchronously, and the ramming seat 64 is driven by the transmission connecting rod 62 and the connecting seat 63 to reciprocate up and down between the two limiting plates 65, so that dispersed soil is continuously hammered and rammed;

finally, under the belt of the road roller 1, the high-quality road roller 2 compacts and levels the compacted soil again.

Note that: the road roller 1 slowly moves forward at a uniform speed, so that the compaction seat 64 can hammer the soil with the same size three times (can be hammered for more times), namely, the bottom end of the compaction seat 64 is equally divided into three parts, and when the compaction seat 64 passes through the soil with the same section (the width of the soil with the section is the same as one third of the width of the compaction seat 64), the three parts of the compaction seat 64 sequentially hammer and compact the soil with the section.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A roadbed ramming device, comprising:

the road roller (1), the front end of road roller (1) is fixed with mounting bracket (5), the front of mounting bracket (5) is provided with ramming portion (6), ramming portion (6) fixedly connected with leveling portion (7), one end of leveling portion (7) is fixed with screening portion (8);

the screening part (8) screens stones in soil and separately collects the stones; the leveling part (7) disperses the soil after screening and primarily flattens the soil; the tamping part (6) continuously hammers the primarily flattened soil to tamp the soil;

the soil compacting machine is characterized in that a high-quality roller (2) is arranged at the bottom of one end of the road roller (1), and the high-quality roller (2) levels and compacts the compacted soil again.

2. The subgrade tamping device of claim 1, wherein: the bottom of the other end of the road roller (1) is in transmission connection with a driving crawler belt (3), and a driving source (4) is fixedly arranged at the top end of one side of the road roller (1).

3. The subgrade tamping device of claim 2, wherein: the driving source (4) is in transmission connection with the leveling part (7), and the leveling part (7) is in transmission connection with the ramming part (6) and the screening part (8).

4. The subgrade tamping device of claim 1, wherein: the leveling part (7) comprises a leveling roller (72), and two ends of the leveling roller (72) are rotatably connected with a connecting mounting plate (71).

5. The subgrade tamping device of claim 1, wherein: the tamping part (6) comprises a transmission crankshaft (61), the transmission crankshaft (61) is rotationally connected with a plurality of transmission connecting rods (62), and two ends of the transmission crankshaft (61) are rotationally connected with positioning support arms (66).

6. The subgrade tamping device as recited in claim 5, further comprising: the bottom of transmission connecting rod (62) rotates and is connected with connecting seat (63), the bottom fixedly connected with of connecting seat (63) tamp seat (64), the both sides of tamp seat (64) are provided with limiting plate (65).

7. The subgrade tamping device of claim 1, wherein: the screening part (8) comprises a storage box (81), a cleaning shovel (82) is fixedly connected to the front face of the storage box (81), and a screening net (83) is fixedly installed in the cleaning shovel (82).

8. The subgrade tamping device as recited in claim 7, wherein: the top of branch screen cloth (83) is provided with cleans cylinder (84), clean cylinder (84) and cleaning shovel (82) rotate and be connected, the top fixed mounting of cleaning shovel (82) has protective top cap (85).