CN210368921U

CN210368921U - High-speed dynamic compaction machine

Info

Publication number: CN210368921U
Application number: CN201921119370.1U
Authority: CN
Inventors: 刘燕华
Original assignee: 刘燕华
Current assignee: Changsha zhixia Electromechanical Technology Co.,Ltd.
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-04-21
Anticipated expiration: 2029-07-17

Abstract

The utility model provides a high-speed dynamic compaction machine, including the hammering device, the hammering device includes the frame, is equipped with guide rail and the ram along rail movement on the frame, and the frame upper end is equipped with the drive mechanism who is used for pulling the ram and removes, is equipped with the detacher on the drive mechanism, and the detacher includes couple, casing and trigger mechanism, is equipped with on the casing to be used for control couple to snatch the trigger mechanism of locking and release whereabouts to the ram. The utility model discloses a rail mounted triggers unhooking mechanism and makes the stable accurate hammering of rammer, and the rammer falls apart from adjustable controllable, great reinforcing the hammering energy level, guaranteed the accuracy of stake point, improved and hit the frequency of beating, reduced noise and raise dust; the release speed of the detacher is effectively shortened, the working efficiency of the hammering device is improved, the wide application of the tamper is convenient to improve, if the tamper is applied to tubular piles and compacted piles, the limitation of the lifting stroke and the striking force of the tamper of the traditional oil cylinder lifting tamper is broken through, and the maximum stroke of the movement of the tamper is at least more than 10 meters.

Description

High-speed dynamic compaction machine

Technical Field

The utility model relates to a rammer compactor technical field, especially a high-speed dynamic compactor.

Background

At present, China is vigorously developing infrastructure construction, including high-grade highways, high-speed railways, airports, ports, large plants, parking lots and building construction areas with the thickness of backfill soil layers of 2-10 meters.

In the treatment of the building construction foundation, the most common method for reinforcing the foundation is a dynamic compaction method, and a dynamic compactor is used as mechanical equipment which is selected primarily for carrying out dynamic compaction treatment on the foundation, and plays an extremely important role in the treatment process of the foundation; the common dynamic compactor comprises a machine body, a rammer and a detacher, wherein the detacher is connected through a lifting hook of the dynamic compactor, the dynamic compactor works according to the principle that the detacher of the dynamic compactor lifts a rammer with a certain weight to a certain height, then the rammer is unhooked and released, the rammer falls down by free-fall motion, and the same rammer point is rammed for several times to achieve certain energy to tamp a foundation, so that the settlement reaches the design requirement; when the traditional detacher is used for detaching the rammer in the air, a steel wire rope is usually required to be used for pulling the tail of the detacher, after the steel wire rope is tightened to a certain height, the hook head of the detacher is inclined, and the rammer falls down; therefore, if equipment failure or other special accidents occur in the construction operation, and the rammer cannot reach the set height, the rammer can only be hung in the air and cannot be released, so that great potential safety hazards are caused.

The patent number is CN207079566U discloses a novel dynamic compactor detacher, has solved the automatic detacher of dynamic compactor at the in-process that the ram was put in the slope, easily makes the problem of the ground unevenness that the ram tamped, and its technical scheme main points are: the anti-slip device comprises a hook body formed by hinging two semicircular hooks, wherein the hook body is provided with a sliding assembly for controlling the opening and closing of the hook body in a sliding mode, the sliding assembly is provided with a forward and reverse rotating motor for driving the sliding assembly to move back and forth, and the purpose of vertically dropping the rammer to tamp the ground smoothly is achieved. However, the detacher is mechanical in the use process, the spring needs to bear larger supporting force, damage is easily caused, the maintenance cost of the detacher is increased, and meanwhile, the working efficiency is influenced due to the fact that the releasing speed of the rammer is too low in the use process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the above-mentioned not enough of prior art, and provide a safe high efficiency, trigger instantaneous release, be convenient for improve the rammer and hit the high-speed dynamic compaction machine of beating work efficiency.

The technical scheme of the utility model is that: the utility model provides a high-speed dynamic compaction machine, includes the hammering device, and the hammering device includes the frame, is equipped with the guide rail on the frame and along the ram of track removal, and the frame upper end is equipped with the drive mechanism who is used for pulling the ram removal, is equipped with the detacher on the drive mechanism, the detacher includes couple, casing and trigger mechanism, and the casing receives drive mechanism's traction to move along the track, is equipped with on the casing to be used for controlling the couple to snatch the ram locking and release the trigger mechanism of whereabouts.

Furthermore, the trigger mechanism comprises a clamping block and a shifting rod which are arranged in the shell, and the clamping block is connected with the shifting rod through a shaft.

Furthermore, an installation cavity is arranged on the shell, the clamping block is embedded in the installation cavity, and the deflector rod is in shaft connection with the shell; the upper end of the shell is provided with a cushion pad.

Further, the hook comprises at least three claws, and the claws are in shaft connection with the shell.

Further, the couple upper end is equipped with screens portion, screens portion and installation cavity intercommunication, and the clamp splice removes in screens portion and installation cavity.

Furthermore, the triggering mechanism further comprises a limiting block arranged on the track.

Furthermore, a detacher pulley is arranged at the upper end of the detacher, and a detacher limiting block is arranged above the limiting block; an inner frame upper body is arranged above the unhooking device limiting block, and a first fixed pulley is arranged on the inner frame upper body.

Furthermore, a hanging head is arranged at the upper end of the rammer, and the upper end of the hanging head is conical.

Furthermore, the traction mechanism further comprises at least one second fixed pulley arranged at the upper end of the frame, and the first fixed pulley, the second fixed pulley and the detacher pulley are connected through a steel wire rope.

Furthermore, the side surface of the hammering device is provided with a mechanical arm, and the mechanical arm is in shaft connection with the hammering device.

The utility model has the characteristics of as follows:

1. the utility model discloses a rail mounted triggers unhook mechanism and makes the stable accurate hammering of rammer, and the rammer falls apart from adjustable controllable, great reinforcing the hammering energy level, guaranteed the accuracy of stake point, improved and hit the frequency of beating, reduced noise and raise dust, the effectual environmental protection that has improved.

2. The utility model discloses the effectual speed that shortens the release of detacher, the frequency of beating is beaten to the work efficiency that has improved the hammering device and the ram, has improved the rammer to the speed of beating of construction ground, is convenient for improve the wide application of rammer, if be applied to tubular pile and compaction stake ramming, broken through the limitation of traditional hydro-cylinder promotion rammer's ram promotion stroke and striking dynamics, the perpendicular height's of ram of being convenient for regulation simultaneously, the biggest stroke of the removal of ram is more than 10 meters at least.

3. Trigger mechanism has effectively improved the release speed to the ram, touches spacing back when the driving lever, enables the ram instantaneous release, has shortened release time greatly, and the driving lever utilizes lever principle release ram, avoids using spare parts such as easily bad spring, is convenient for reduce cost of maintenance, the effectual life who improves the detacher, the improvement of the construction safety of being convenient for.

The detailed structure of the present invention will be further described with reference to the accompanying drawings and the detailed description.

Drawings

Fig. 1 is a schematic structural view of a hammering device of the present invention;

FIG. 2 is an enlarged view of part A of FIG. 1;

FIG. 3 is a schematic structural view of a trigger mechanism;

FIG. 4 is a schematic view of a hook structure;

FIG. 5 is a top view of the detacher;

FIG. 6-is a schematic view of the rammer structure;

FIG. 7-is a left or right side view of the ram of FIG. 6;

FIG. 8 is a schematic view of the hammer device installation;

1-second fixed pulley, 2-steel wire rope, 3-first fixed pulley, 4-inner frame upper body, 5-detacher pulley, 6-detacher, 7-frame, 8-track, 9-rammer, 10-ram, 11-detacher stopper, 12-casing, 13-deflector rod, 14-clamping part, 15-buffer pad, 16-clamping block, 17-stopper, 18-hook, 19-claw, 20-hanging head, 21-chute, 22 mechanical arm.

Detailed Description

As shown in fig. 1-8: a high-speed dynamic compaction machine comprises a hammering device and a power platform, wherein the power platform can be a locomotive, the power platform can also be a diesel engine workbench, the power platform and the hammering device are connected through a mechanical arm 22 in the embodiment, the hammering device comprises a frame 7, a guide rail and a rammer 9 moving along the rail 8 are arranged on the frame 7, the rail 8 is a double rail 8 and is oppositely arranged on two inner sides of the frame 7, a rammer plate 10 can be further arranged at the lower end of the frame 7, the rammer 9 can directly strike the ground or strike the rammer plate 10, a traction mechanism for drawing the rammer 9 to move is arranged at the upper end of the frame 7, a detacher 6 is arranged on the traction mechanism, the detacher 6 comprises a hook 18, the shell 12 is pulled by the pulling mechanism to move along the track 8, and the shell 12 is provided with a triggering mechanism for controlling the hook 18 to grab, lock and release the ram 9 to fall.

As shown in fig. 3-5, the triggering mechanism includes a clamping block 16 and a shift lever 13 disposed in the housing 12, the clamping block 16 is coupled to one end of the shift lever 13, and the other end of the shift lever 13 extends toward the rail 8; the shell 12 is provided with an installation cavity, the clamping block 16 is installed and embedded in the installation cavity through a shaft, two ends of the shaft extend out of the shell 12 are provided with

shift levers

13, 1/2-1/4 of the whole length of the shift levers 13 are connected with the shell 12 in a shaft mode, the shift levers 13 form a lever, the shift levers 13 are arranged on two outer sides of the shell 12, and a plurality of shift levers 13 can be arranged according to requirements, in the embodiment, four shift levers 13 are arranged, and two sides of the shell 12 are respectively provided with two shift levers; preferably, the hole for connecting the shifting lever 13 and the clamping block 16 is an adjustable hole, so that the clamping block 16 can be shifted to move in the installation cavity, and the shifting lever 13 is prevented from clamping the clamping block 16 to influence the movement of the clamping block 16.

The hook 18 comprises at least three claws 19, the claws 19 are in shaft connection with the shell 12, and the shaft connection position is positioned at the lower end of the claws 19, so that the claws 19 form a structure with heavy top and light bottom; preferably, the jaw 19 is arcuate with the pivot joint being located one third of the lower end of the jaw 19.

In this embodiment, the latch 18 is formed by three jaws 19, as shown in fig. 4, wherein the two jaws 19 are coupled or welded together, the jaw 19 is mounted at the lower end of the housing 12 by a shaft pin, and the other jaw 19 is disposed opposite to the two jaws 19 coupled together, so that the jaws 19 can move relative to each other, thereby facilitating the gripping, locking and releasing of the rammer 9.

18 upper ends of couple are equipped with screens portion 14, screens portion 14 and installation cavity intercommunication, clamp splice 16 removes in screens portion 14 and installation cavity, when clamp splice 16 department during the use when

screens portion

14, 18 lower extreme locks of couple, be convenient for shrink rammer 9 and promote rammer 9 to the eminence, when clamp splice 16 is in the installation cavity, 18 lower extremes of light couple open automatically about the couple 18, snatch or release rammer 9, rammer 9 after the release freely falls along track 8 and strikes whole hammering device of striking, make the hammering device carry out the compaction to the ground.

The trigger mechanism also comprises a limiting block 17 arranged on the track 8; when the detacher 6 is used, one end of the driving lever 13 contacts the limiting block 17, the end of the driving lever 13 moves downwards relative to the shell 12 at the moment, the driving lever 13 is connected with the shell 12 in a shaft mode to form a lever, so that the other end of the driving lever moves in the opposite direction, the driving lever 13 drives the clamping block 16 embedded in the shell 12 to move upwards, the clamping block 16 in the limiting block is pulled out, the lower end of the hook 18 is opened to release the rammer 9, and the rammer 9 falls; the setting of the trigger mechanism reduces the operation time of unhooking and releasing the rammer 9 by the unhooking device 6, thereby facilitating the realization of instantaneous releasing the rammer 9 and improving the working efficiency of the hammering device.

The upper end of the detacher 6 is provided with a detacher pulley 5, and the steel wire rope 2 penetrates through the detacher pulley 5, so that the moving of the detacher 6 on the track 8 can be controlled conveniently.

A detacher limiting block 11 is arranged above the limiting block 17, and when the detacher 6 ascends, the detacher 6 is prevented from being separated from the track 8 under the limitation of the detacher limiting block 11, so that the damage and safety accidents to the detacher 6 are avoided; the upper end of the shell 12 is provided with a buffer cushion 15, so that the detacher 6 is prevented from being damaged due to the action of rising tension and inertia in the rising process, and the service life of the detacher 6 is prolonged conveniently.

An inner frame upper body 4 is arranged above the detacher limiting block 11, the inner frame upper body 4 is fixed at the end part of the upper end of the track 8 through a bolt, the upper end of the track 8 is blocked, and the detacher 6 and the rammer 9 are prevented from being separated from the track 8 in the working process to influence processing.

The upper end of the rammer 9 is provided with a hanging head 20, the upper end of the hanging head 20 is conical, the hanging head 20 can be conveniently grabbed by the hook 18, when the hook 18 of the detacher 6 is opened and moves downwards to grab the hanging head 20, the conical hanging head 20 is positioned between the opening claws 19 of the hook 18 and pushes the hook 18 upwards, the conical hanging head 20 continuously pushes the conical hanging head upwards, when the hanging head 20 exceeds the axial connection position of the shell 12 and the claws 19, the lower end of the hook 18 is tightened at the moment, the upper end of the hook 18 is opened, the clamping block 16 falls and is clamped into the limiting part, and the hanging head 20 is grabbed by the hook 18 and is locked, so that the rammer 9 can.

The sliding grooves 21 are formed in the two sides of the rammer 9, pulleys can be further mounted in the sliding grooves 21, the rammer 9 can be conveniently arranged on the track 8 to move along the track 8, working efficiency and operation safety are conveniently improved, and safety accidents caused by changes of the movement track of the rammer 9 are avoided.

Be equipped with first fixed pulley 3 on the inner tower upper part of the body 4, wear to establish wire rope 2 on first fixed pulley 3 during the use, the installation of the wire rope 2 of being convenient for, the bearing capacity of the dispersion frame 7 upper end of being convenient for simultaneously.

The traction mechanism further comprises at least one second fixed pulley 1 arranged at the upper end of the frame 7, the first fixed pulley 3, the second fixed pulley 1 and the detacher pulley 5 are connected through a steel wire rope 2, one end of the steel wire rope 2 penetrates through the first fixed pulley 3 and then penetrates through the second fixed pulley 1, then the detacher pulley 5 penetrates through the second fixed pulley and is connected with a hanging buckle arranged at the upper end of the frame 7, the other end of the detacher pulley is connected with a locomotive, the locomotive pulls or releases the steel wire rope 2 penetrating between the pulleys in the using process, and the detacher 6 is driven or the detacher 6 and the rammer 9 move up and down along the track 8.

In another embodiment, a plurality of mounting holes are formed in the track 8 and used for mounting the inner frame upper body 4 and the detacher limiting block 11, so that the stroke of the movement of the rammer 9 can be conveniently adjusted, and meanwhile, the limiting block 17 can also be adjusted and arranged on the track 8, so that the stroke of the rammer 9 and the striking force of the rammer 9 can be conveniently adjusted according to the requirement of foundation compaction during use, and the processing efficiency and the quality are improved.

The side surface of the hammering device is provided with a mechanical arm 22, one end of the mechanical arm 22 is in shaft connection with the hammering device, the other end of the mechanical arm 22 is connected with a locomotive, the locomotive drives the mechanical arm 22 to move during working, the hammering device is driven to be placed on a foundation or an area to be compacted, the locomotive drives a steel wire rope 2 to pull a detacher 6 to move on a track 8, the detacher 6 drives a rammer 9 to repeatedly do free-fall motion, the rammer 9 falls to strike a tamping plate 10 at the lower end of a frame 7 and in contact with the ground, so that the hammering device integrally moves downwards to form strong striking on the ground, the foundation to be compacted is compacted, after one pit is compacted, one block is replaced to continuously strike, and multiple operations are repeated, so that the ground surface is compacted; when the rammer 9 falls down, the target (pipe pile, compaction pile or ground) can be directly hit, and the target pipe pile or compaction pile is hit into the ground surface or the ground surface is directly hit to compact the ground surface.

The utility model discloses a theory of operation is:

in the lifting process of the locking rammer 9 of the detacher 6, as the claws 19 are heavy and light, the clamping block 16 is positioned in the installation cavity due to inertia effect in the falling process of the detacher 6, the claws 19 on the hook 18 can keep an open state in the falling process, the hook 18 falls to the lower end to be contacted with the hanging head 20, the hanging head 20 props open the lower part of the hook 18 due to the inertia effect and continuously props open, when the hanging head 20 extends to the joint of the claws 19 and the shell 12, the lower part of the hook 18 starts to be automatically folded, the lower part of the hook 18 is folded to a certain degree, the hook 18 locks the hanging head 20, the upper part is opened, the clamping block 16 falls and is clamped into the limiting part to play a limiting role, at the moment, the hook 18 for lifting heavy objects keeps closed under the limitation of the clamping block 16, the detacher 6;

in the process of unhooking the rammer 9, the unhooking device 6 and the rammer 9 ascend together, after the unhooking device 6 ascends, when the shifting rod 13 touches the limiting block 17, the unhooking device 6 continues to move upwards, one end of the shifting rod 13 is limited by the limiting block 17 to form a lever, so that the clamping block 16 is driven to move upwards at the other end, the shifting rod 13 extracts the clamping block 16 in the limiting part, the clamping block 16 moves into the installation cavity, at the moment that the clamping block 16 is extracted, the hook 18 is unbalanced under the traction of a heavy object, the upper end of the hook 18 is folded, the lower end of the hook 18 is unfolded, at the moment, the hook 18 is unfolded to the maximum.

The utility model has wide application, such as the application in the tamping of tubular piles and compacted piles, and the like, when in use, the frame is sleeved outside the tubular piles, the upper ends of the tubular piles are tamped between the tamping hammers, and the tubular piles or the compacted piles are driven into the earth surface; this scheme is effectual has shortened the speed of 6 releases of detacher, has improved the work efficiency of hammering device and the frequency that rammer 9 hit the power of beating, has improved the rammer to the speed of beating of construction ground, is convenient for improve the wide application of rammer, rammer 9, detacher 6's regulation sets up the effectual limitation that has broken through traditional hydro-cylinder promotion rammer 9 stroke and the dynamics of beating, the regulation of the flagging height of rammer 9 of being convenient for, the biggest stroke of the removal of rammer 9 is more than 10 meters at least, the utility model discloses can effectively reduce and use pneumatic cylinder etc. prevent the hydraulic oil seepage, cause the influence to the environment, the effectual protection that has improved the environment.

The preferred embodiments of the present invention have been described in detail above, but it is apparent that the present invention is not limited to the above embodiments. The technical idea of the utility model within the scope, can be right the utility model discloses a technical scheme carries out multiple equivalent variant, and these equivalent variants all belong to the utility model discloses a protection scope. In addition, it should be noted that the technical features described in the above embodiments may be separately and independently combined as long as they are within the technical concept of the present invention.

Claims

1. The utility model provides a high-speed dynamic compaction machine, includes the hammering device, and the hammering device includes the frame, is equipped with the guide rail on the frame and along rail movement's ram, and the frame upper end is equipped with the drive mechanism who is used for pulling the ram removal, is equipped with detacher, its characterized in that on the drive mechanism: the detacher comprises a hook, a shell and a trigger mechanism, the shell is dragged by the traction mechanism to move along a track, and the trigger mechanism used for controlling the hook to grab, lock and release the rammer to fall is arranged on the shell.

2. The high-speed dynamic compaction machine according to claim 1, wherein: the trigger mechanism comprises a clamping block and a shifting rod which are arranged in a shell, and the clamping block is in shaft connection with the shifting rod.

3. The high-speed dynamic compaction machine according to claim 1, wherein: the shell is provided with an installation cavity, the clamping block is embedded in the installation cavity, and the deflector rod is in shaft connection with the shell; the upper end of the shell is provided with a cushion pad.

4. The high-speed dynamic compaction machine according to claim 1, wherein: the hook comprises at least three claws, and the claws are in shaft connection with the shell.

5. The high-speed dynamic compaction machine according to claim 4, wherein: the couple upper end is equipped with screens portion, screens portion and installation cavity intercommunication, and the clamp splice removes in screens portion and installation cavity.

6. The high-speed dynamic compaction machine according to claim 2, wherein: the trigger mechanism further comprises a limiting block arranged on the track.

7. The high-speed dynamic compaction machine according to claim 1, wherein: the upper end of the detacher is provided with a detacher pulley, and a detacher limiting block is arranged above the limiting block; an inner frame upper body is arranged above the unhooking device limiting block, and a first fixed pulley is arranged on the inner frame upper body.

8. The high-speed dynamic compaction machine according to claim 1, wherein: the upper end of the rammer is provided with a hanging head, and the upper end of the hanging head is conical.

9. The high-speed dynamic compaction machine according to claim 7, wherein: the traction mechanism further comprises at least one second fixed pulley arranged at the upper end of the frame, and the first fixed pulley, the second fixed pulley and the detacher pulley are connected through a steel wire rope.

10. The high-speed dynamic compaction machine according to any one of claims 1 to 9, wherein: and a mechanical arm is arranged on the side surface of the hammering device and is in shaft connection with the hammering device.