CN220246884U - Graded tamping equipment for roadbed filling construction - Google Patents

Abstract

The utility model discloses a grading tamping device for roadbed filling construction, which belongs to the technical field of roadbed filling construction and comprises a bottom plate and a hammer head, wherein a vertical plate is arranged on the bottom plate, the hammer head is arranged on the vertical plate through a driving piece, a threaded rod is arranged in the hammer head, a plurality of perforated weighting disks are arranged in the hammer head, the perforated weighting disks are respectively sleeved on the threaded rod, and a nut is sleeved on the threaded rod; the outer side wall of the hammer head is provided with a cleaning structure, and the transverse plate is arranged on the hammer head. The weight of the hammer head is changed by adding or reducing the perforated weighting disc into the hammer head, so that the road base can be compacted in a grading manner; and along with tup bottom adhesion earth, electric putter's output drives first servo motor and moves down, makes scraper blade move down the sword and the tup bottom level encloses at, then first servo motor's output shaft drive scraper blade rotates, can scrape the earth of tup bottom adhesion, avoids influencing the roughness that the road bed surface was tamped because of clay.

Description

Graded tamping equipment for roadbed filling construction

Technical Field

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

Background

The dynamic compaction method generally applies strong impact energy to the roadbed with a fall distance of 10-40m by a weight hammer of 10-40t to form impact waves and dynamic stress in roadbed soil, so as to compact and densify the roadbed soil, strengthen the roadbed soil, achieve the purposes of improving strength, reducing compressibility, improving liquefaction resistance condition of sand and eliminating collapsibility of collapsible loess.

The quality of the hammer head of the conventional tamping equipment for roadbed filling construction is certain, and the problem of single level of tamping the roadbed is solved, namely the tamping energy provided by the hammer head is fixed. Meanwhile, when the hammer head is used for tamping a roadbed, particularly a soft soil roadbed, soil is adhered to the hammer head, and the roadbed is tamped again along with the increase of the soil adhesion quantity, so that the problem of the surface flatness of the roadbed can be affected.

Disclosure of Invention

According to the defects of the prior art, the utility model provides the grading tamping equipment for roadbed filling construction, the overall quality of the hammer head is adjusted by arranging the detachable perforated weighting disc, so that the tamping energy can be adjusted, meanwhile, the hammer head is cleaned by arranging the cleaning structure, and particularly, after the hammer head is tamped at one tamping point, the cleaning structure can be used for effectively cleaning the hammer head.

The utility model is realized by the following technical scheme:

the utility model provides a road bed is filled construction and is tamped equipment with classifying, includes bottom plate and tup, its characterized in that: the bottom plate is provided with a vertical plate, and the hammer head is arranged on the vertical plate through a driving piece; a threaded rod is arranged in the hammer head, and a plurality of perforated weighting discs are arranged in the hammer head; the perforated weighting discs are respectively sleeved on the threaded rods, nuts are sleeved on the threaded rods, and the nuts can fix the perforated weighting discs on the threaded rods; and a cleaning structure is arranged on the outer side wall of the hammer head.

The cleaning structure comprises a transverse plate, an electric push rod, a first servo motor and a scraping plate; the transverse plate is arranged on the hammer head, the electric push rod is arranged on the transverse plate, the first servo motor is arranged at the output end of the electric push rod, and the scraping plate is arranged on the output shaft of the first servo motor.

The driving piece comprises a U-shaped plate, two circular grooves, two bearings, a cam, a perforated plate, a convex rod, a spring and a connecting piece; the U-shaped plate is arranged on the vertical plate, two circular grooves are respectively formed in two sides of the U-shaped plate, each bearing is arranged in one circular groove, two sides of the cam are respectively arranged on the inner ring of the bearing, the perforated plate is arranged on the vertical plate, the rod on the convex rod penetrates through the hole on the perforated plate, the spring is sleeved on the rod of the convex rod, the spring is arranged between the convex rod and the perforated plate, the connecting piece is arranged on the rod of the convex rod, and the hammer head is arranged on the connecting piece.

Install the L shaped plate on the U shaped plate, install the second servo motor on the L shaped plate, the output shaft of second servo motor is on the cam.

The two sides of the vertical plate are respectively provided with the lug plates, and the lug plates are respectively connected to the bottom plate through bolt threads.

And the bottom plate is provided with a balancing weight.

The connecting plate is arranged on the bottom plate, and connecting holes are formed in the connecting plate.

Wheels are respectively arranged at four corners of the bottom end of the bottom plate.

The utility model has the advantages that: the weight of the hammer head is changed by adding or reducing the perforated weighting disc into the hammer head, so that the road base can be compacted in a grading manner; and along with tup bottom adhesion earth, electric putter's output drives first servo motor and moves down, makes scraper blade move down the sword and the tup bottom level encloses at, then first servo motor's output shaft drive scraper blade rotates, can scrape the earth of tup bottom adhesion, avoids influencing the roughness that the road bed surface was tamped because of clay.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the structure of a cross plate, an electric push rod and a first servo motor in the utility model;

FIG. 3 is a schematic diagram of the structure of the present utility model at A;

fig. 4 is a schematic structural diagram of the present utility model at B.

Description of the embodiments

The features of the utility model and other related features are described in further detail below by way of example in conjunction with the following figures to facilitate understanding by those skilled in the art:

as shown in fig. 1-4, each of the labels is shown as: the cleaning device comprises a bottom plate 1, wheels 2, balancing weights 3, cleaning structures 4, a transverse plate 401, an electric push rod 402, a first servo motor 403, a scraping plate 404, a connecting plate 5, a connecting hole 6, a vertical plate 7, a U-shaped plate 8, a circular groove 9, a bearing 10, a cam 11, a second servo motor 12, an L-shaped plate 13, a perforated plate 14, a convex rod 15, a spring 16, a connecting piece 17, a hammer 18, a threaded rod 19, a perforated weighting disc 20, a nut 21, an ear plate 22 and a bolt 23.

Examples: as shown in fig. 1 to 4, the grading compaction apparatus for roadbed filling construction in this embodiment is used for compacting roadbed during roadbed filling, including compacting roadbed soil or compacting filling materials on roadbed soil, and grading refers to that the total weight of the hammer head of the compaction apparatus is adjusted so as to enable the hammer head to have different compaction energies, thereby meeting different compaction energy requirements, in particular different compaction energy requirements of primary compaction and fine compaction.

In particular, the classification compaction apparatus in this embodiment comprises a base plate 1 and a hammer head 18, wherein the base plate 1 is the main body part of the compaction apparatus for carrying the various components of the compaction apparatus, and the hammer head 18 is the part of the compaction apparatus that is in contact with the road bed. A riser 7 is mounted on the base plate 1, and a hammer 18 is mounted on the riser 7 via a drive member.

As shown in fig. 2, a threaded rod 19 is arranged in the hammer 18, a plurality of perforated weighting discs 20 are arranged in the hammer 18, the perforated weighting discs 20 are respectively sleeved on the threaded rod 19, and a nut 21 is sleeved on the threaded rod 19; after the perforated weighting plate 20 is fitted over the threaded rod 19, the perforated weighting plate 20 can be secured by screwing in the nut 21.

As shown in fig. 1 and 2, a cleaning structure 4 is mounted on the outer sidewall of the hammer head 18, and the cleaning structure 4 includes a cross plate 401, an electric push rod 402, a first servo motor 403, and a scraper 404. Wherein, diaphragm 401 is installed on tup 18, and electric putter 402 is installed on diaphragm 401, and first servo motor 403 is installed on electric putter 402's output, and scraper blade 404 is installed on first servo motor 403's output shaft.

As shown in fig. 1, the driving member of the hammer 18 includes a U-shaped plate 8, two circular grooves 9, two bearings 10, a cam 11, a perforated plate 14, a protruding rod 15, a spring 16, and a connecting member 17. Wherein U-shaped plate 8 is installed on riser 7, and two circular slots 9 are offered respectively in the both sides of U-shaped plate 8, and every bearing 10 is installed in a circular slot 9, and the inner race at bearing 10 is installed respectively to the both sides of cam 11 connects, and the perforated plate 14 is installed on riser 7, and the pole on the protruding pole 15 passes the hole on the perforated plate 14, and spring 16 overlaps on the pole of protruding pole 15, and spring 16 installs between protruding pole 15 and perforated plate 14, and connecting piece 17 is installed on the pole of protruding pole 15, and tup 18 is installed on connecting piece 17. An L-shaped plate 13 is arranged on the U-shaped plate 8, a second servo motor 12 is arranged on the L-shaped plate 13, and an output shaft of the second servo motor 12 is connected to the cam 11.

In this embodiment, the electric push rod 402, the first servo motor 403 and the second servo motor 12 are all powered by a storage battery, and are controlled by different switches respectively, the storage battery and the switch are not shown in the figure, and the storage battery and the switch are placed on the base plate 1 and are connected by corresponding circuits in actual use. The spring 16 is selected to return to the spring 16 when the hammer head 18 is fully loaded with the perforated weight plate 20.

As shown in fig. 1 and 4, the two sides of the riser 7 are respectively provided with the ear plates 22, the ear plates 22 are respectively connected to the bottom plate 1 through bolts 23 in a threaded manner, the ear plates 22 are provided with mounting holes, the bottom plate is provided with threaded holes, and the mounting holes and the threaded holes are positioned on the same vertical line, so that the riser 7 can be conveniently disassembled and assembled.

The bottom plate 1 is provided with the balancing weight 3, and the balancing weight 3 is used for keeping the overall balance and stability of the tamping equipment, so that the bottom plate 1 is prevented from turning over when the tamping equipment is used for tamping a road base. Wheels 2 are respectively arranged at four corners of the bottom end of the bottom plate 1 so that the bottom plate 1 can move, and the road base tamping work can be performed in a large area.

Meanwhile, a connecting plate 5 can be further arranged on the bottom plate 1, and a connecting hole 6 is formed in the connecting plate 5; the connection plate 5 allows the compaction device in the present embodiment to be externally connected with traction devices, such as tractors, so that the compaction device can conveniently move within the treatment range of the foundation to respectively perform compaction work on each region of the roadbed.

The embodiment comprises the following working principles when in actual use:

the external vehicle is connected in the connecting hole 5 on the connecting plate 5, can drag the bottom plate 1 to move on the roadbed through the wheels 2 at four corners, the output shaft of the second servo motor 12 drives the cam 11 to rotate on the U-shaped plate 8 through the bearing 10, when the lowest surface of the cam 11 contacts the convex rod 15, the convex rod 15 moves downwards along the hole on the perforated plate 14, the spring 16 compresses, and as the cam 11 rotates, the high surface contact convex rod 15 resets the convex rod 11 through the elasticity of the spring 16, so that the connecting piece 17 drives the hammer 18 to reciprocate, and primary tamping operation can be carried out on the roadbed.

When the bottom of the hammer 18 is adhered with soil, the output end of the electric push rod 402 drives the first servo motor 403 to move downwards, so that the scraper 404 moves downwards to be horizontal with the bottom end of the hammer 18, and then the output shaft of the first servo motor 403 drives the scraper 404 to rotate, so that the adhered soil at the bottom of the hammer 18 can be scraped.

When the total mass of the hammer 18 needs to be changed, a perforated weighting disc 20 can be added into the hammer 18, the perforated weighting disc 20 with a certain counterweight can be sleeved on the threaded rod 19 in sequence, and after the addition, a nut 21 is screwed on the threaded rod 19 to fix the perforated weighting disc 20, so that the hammer 18 is weighted, and the road base weight level tamping work can be performed at the moment; conversely, the perforated weighting disc 20 can be removed from the threaded rod 19, reducing the overall mass of the hammer head 18.

Although the foregoing embodiments have been described in some detail with reference to the accompanying drawings, it will be appreciated by those skilled in the art that various modifications and changes may be made thereto without departing from the scope of the utility model as defined in the appended claims, and thus are not repeated herein.

Claims (8)

1. The utility model provides a road bed is filled construction and is tamped equipment with classifying, includes bottom plate and tup, its characterized in that: the bottom plate is provided with a vertical plate, and the hammer head is arranged on the vertical plate through a driving piece; a threaded rod is arranged in the hammer head, and a plurality of perforated weighting discs are arranged in the hammer head; the perforated weighting discs are respectively sleeved on the threaded rods, nuts are sleeved on the threaded rods, and the nuts can fix the perforated weighting discs on the threaded rods; and a cleaning structure is arranged on the outer side wall of the hammer head.

2. The grading compaction equipment for roadbed filling construction according to claim 1, wherein: the cleaning structure comprises a transverse plate, an electric push rod, a first servo motor and a scraping plate; the transverse plate is arranged on the hammer head, the electric push rod is arranged on the transverse plate, the first servo motor is arranged at the output end of the electric push rod, and the scraping plate is arranged on the output shaft of the first servo motor.

3. The grading compaction equipment for roadbed filling construction according to claim 1, wherein: the driving piece comprises a U-shaped plate, two circular grooves, two bearings, a cam, a perforated plate, a convex rod, a spring and a connecting piece; the U-shaped plate is arranged on the vertical plate, two circular grooves are respectively formed in two sides of the U-shaped plate, each bearing is arranged in one circular groove, two sides of the cam are respectively arranged on the inner ring of the bearing, the perforated plate is arranged on the vertical plate, the rod on the convex rod penetrates through the hole on the perforated plate, the spring is sleeved on the rod of the convex rod, the spring is arranged between the convex rod and the perforated plate, the connecting piece is arranged on the rod of the convex rod, and the hammer head is arranged on the connecting piece.

4. A grade ramming apparatus for roadbed filling construction according to claim 3, wherein: install the L shaped plate on the U shaped plate, install the second servo motor on the L shaped plate, the output shaft of second servo motor is on the cam.

5. The grading compaction equipment for roadbed filling construction according to claim 1, wherein: the two sides of the vertical plate are respectively provided with the lug plates, and the lug plates are respectively connected to the bottom plate through bolt threads.

6. The grading compaction equipment for roadbed filling construction according to claim 1, wherein: and the bottom plate is provided with a balancing weight.

7. The grading compaction equipment for roadbed filling construction according to claim 1, wherein: the connecting plate is arranged on the bottom plate, and connecting holes are formed in the connecting plate.

8. The grading compaction equipment for roadbed filling construction according to claim 1, wherein: wheels are respectively arranged at four corners of the bottom end of the bottom plate.