CN214940014U

CN214940014U - Hammer releasing device of dynamic compaction machine

Info

Publication number: CN214940014U
Application number: CN202120517705.6U
Authority: CN
Inventors: 陈磊杰; 陈丹红; 薛宇辉
Original assignee: First Construction Engineering Co Ltd of China Construction Second Engineering Bureau Co Ltd
Current assignee: First Construction Engineering Co Ltd of China Construction Second Engineering Bureau Co Ltd
Priority date: 2021-03-11
Filing date: 2021-03-11
Publication date: 2021-11-30
Anticipated expiration: 2031-03-11

Abstract

The utility model belongs to engineering construction application apparatus field especially relates to a dynamic compactor takes off hammer device, including the hoisting frame that is shield-shaped setting, the hoisting frame in be provided with the fixed pulley, the fixed pulley both sides all be provided with spacing round, the hoisting frame lower extreme be provided with the connecting piece, the connecting piece lower extreme be provided with the casing, inside cylinder, baffle, commentaries on classics board and the lifting hook that sets up from top to bottom of including of casing, commentaries on classics board one side lower extreme be provided with the lifting hook, the lifting hook in be provided with the second round pin axle, lifting hook and commentaries on classics board junction be provided with first round pin axle. The utility model discloses the lateral shake of spacing round restriction haulage rope avoids the haulage rope to appear the skew to cause equipment to damage, and the cylinder telescoping control ram drops and gets with the clamp, breaks the ram and can only reach the limitation of predetermineeing high just dropping, and the casing can separate the dust granule access device of building job site, avoids rotating the position and is infected with the dust and the adhesion appears, improves the course of work, saves time.

Description

Hammer releasing device of dynamic compaction machine

Technical Field

The utility model belongs to engineering construction application apparatus field especially relates to a dynamic compactor takes off hammer device.

Background

In the construction process of a building, when a natural foundation or other artificial foundations (such as a domestic waste backfill field, after garbage is dug out completely, plain soil backfill is carried out, and a house is built on the treated natural foundation or other artificial foundations) cannot meet the requirements of the building on the strength, stability and deformation of the foundation, the foundation is usually reinforced to change the engineering performance of the soil of the foundation and further meet the requirements of constructional engineering.

In prior art, the dynamic compactor takes off the hammer device and must reach preset height just can make the ram break away from the lifting hook under the effect of haulage rope, and takes off the easy touching ram of hammer wire rope, reduces and takes off hammer stability, takes off this problem of hammer wire rope easy touching ram in order to solve, people find if the national intellectual property office discloses a dynamic compactor takes off hammer device { patent number: CN201420187107.7}, including the hoisting frame, take off the hammer subassembly, the link, lifting hook and the wire rope that hangs down etc. take off the hammer wire rope and fix on the dead lever for take off the hammer wire and walk around the upper portion of hoisting frame, avoid wire rope and ram contact, after the hoisting frame drove and takes off hammer device rebound to predetermined height, the pulling takes off the terminal hook handle section that makes blocking shaft and lifting hook and takes place relative movement of hammer wire rope, and then makes the ram from the breach landing of lifting hook, reaches and takes off the hammer mesh.

Although the problem of above-mentioned device has been solved and has been taken off hammer wire rope and touched the ram easily, but still need the device just can make the ram drop under wire rope's traction after rising to preset height, if take off hammer wire rope and take place the skew, easily with the haulage rope winding in the lifting pulley group together, and then bring great risk, and above-mentioned device structure is comparatively complicated, be unfavorable for operating personnel to the installation and the use of device, simultaneously at the construction site, because debris such as dust are more, especially dust particle adsorbs easily and makes its rotation obstructed in taking off hammer device junction, be unfavorable for going on of ramming work.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to foretell take off hammer device can only reach and predetermine the height just can take off the hammer and the easy technical problem that takes place to twine and exist of wire rope that prolapse, provide a reasonable in design, simple structure, processing convenience and can effectively solve can only predetermine the height just can take off the hammer problem and avoid appearing the winding dynamic compaction machine of wire rope and take off hammer device.

In order to achieve the purpose, the technical scheme adopted by the utility model is that the hammer removing device of the dynamic compactor comprises a hoisting frame which is in a shield shape, the hoisting frame comprises shield-shaped panels which are arranged in the front and the back, a fixed pulley is arranged in the hoisting frame, the fixed pulley is arranged at the geometric center in the hoisting frame, two limiting wheels are arranged on two sides of the fixed pulley, the two limiting wheels are symmetrically arranged on two sides of the oblique upper side of the fixed pulley, a connecting piece is arranged at the lower end of the hoisting frame, an anti-falling rod is arranged between the hoisting frame and the connecting piece, a shell is arranged at the lower end of the connecting piece, a cylinder, a guide plate, a rotating plate and a lifting hook are arranged in the shell from top to bottom, a fixed seat is arranged at the end part of the cylinder, the fixed seat is arranged at the upper end of the inner side surface of the shell, an ejector rod is arranged on one side of the cylinder, a rotating shaft is arranged at the geometric center of the guide plate and is arranged at the geometric center of the shell, the rotating plate is internally provided with a rotating rod and is positioned in the same vertical direction with the rotating shaft, a connecting shaft is arranged at the joint of the guide plate and the rotating plate, the lower end of one side of the rotating plate is provided with a lifting hook, a second pin shaft is arranged in the lifting hook, the second pin shaft penetrates through the lifting hook, two ends of the second pin shaft are fixed at the inner opening of the lower end of the shell, and a first pin shaft is arranged at the joint of the lifting hook and the rotating plate.

Preferably, fastening bolts are arranged between the two shield-shaped panels, the fastening bolts are arranged at the corners of the lifting frame, limiting rods are further arranged in the lifting frame, and the two limiting rods are symmetrically arranged inside two sides of the lifting frame.

Preferably, the upper end of the lifting frame is provided with an installation block, the installation block is arranged at the geometric center of the upper end face of the lifting frame and connected with the two panels, the front end face of the shell is provided with an operation door, one side of the operation door is provided with a fixing device, the fixing device comprises a clamping groove and a buckle, the clamping groove is arranged at the geometric center of the inner side corner of the operation door, and the buckle is arranged at the geometric center of one side of the shell corresponding to the clamping groove.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the traction rope passes through the limiting wheel to be wound on the fixed pulley, the limiting wheel limits the traction rope on the fixed pulley, the traction rope is effectively prevented from deviating, the damage caused by equipment or the danger brought to operators are avoided, the ram is more convenient to fall and clamp by controlling the extension and contraction of the air cylinder, the mode that the ram falls off and is clamped by the control cylinder is replaced by the mode that the traditional dynamic compactor adopts the ram-off steel wire rope to realize the falling of the ram, the limitation that the ram can only fall off when reaching the preset height is broken, the risk that the ram-off steel wire rope and the traction rope are wound is effectively avoided due to no longer arranging the ram-off steel wire rope, the matching among all components is simple and easy to understand, the installation and the maintenance of the operators are convenient, meanwhile, the shell can effectively block dust particles on the construction site, the phenomenon that all rotating parts among the ram-off devices are adhered due to dust is avoided, and the working process is improved, time is saved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a schematic structural diagram of a hammer removing device of the dynamic compaction machine;

FIG. 2 is a schematic diagram of the internal structure of a hammer removing device of the dynamic compaction machine;

FIG. 3 is a schematic view of the interior of the housing;

FIG. 4 is a schematic view of the structure of the operating door fixing device;

in the above figures, 1, a lifting frame; 1a, fastening bolts; 1b, a limiting rod; 2. a connecting member; 3. a housing; 31. an operating door; 32. a fixing device; 321. a card slot; 322. buckling; 4. a hook; 41. a first pin shaft; 42. a second pin shaft; 5. a limiting wheel; 6. a fixed pulley; 7. an anti-drop rod; 8. a cylinder; 81. a top rod; 82. a fixed seat; 9. a guide plate; 91. a rotating shaft; 10. rotating the plate; 101. a rotating rod; 102. a connecting shaft; 11. and (7) installing the block.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

In the embodiment, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the heavy rammer removing device comprises a hoisting frame 1 which is arranged in a shield shape, has the same shape as the hoisting frame 1 in the existing heavy rammer, has high practicability and wide application range, the hoisting frame 1 comprises shield-shaped panels which are arranged in the front and at the back, the two panels are matched together to provide installation positions for other components, in order to realize convenient lifting of the heavy rammer removing device, a fixed pulley 6 is arranged in the hoisting frame 1, the fixed pulley 6 is arranged at the geometric center in the hoisting frame 1, a traction rope is wound on the fixed pulley 6, the heavy rammer removing device is driven to ascend along with the movement of the traction rope, in order to prevent the traction rope from being misplaced, limiting wheels 5 are arranged on both sides of the fixed pulley 6, the two limiting wheels 5 are symmetrically arranged on both sides obliquely above the fixed pulley 6, the traction rope is wound between a gap between the fixed pulley 6 and the two limiting wheels 5, the limiting wheels 5 can limit the horizontal shaking of the traction rope, avoid the haulage rope to drop and deviate, reduce the risk that the device drops, the lower extreme of hoisting frame 1 is provided with connecting piece 2, connecting piece 2 links hoisting frame 1 and casing 3 together, in order to prevent casing 3 from dropping, be provided with anticreep pole 7 between hoisting frame 1 and connecting piece 2, effectively improve the connection fastness between the stake, in order to prevent impurity pollution such as dust filth in the construction site unhooking device, the lower extreme of connecting piece 2 is provided with casing 3, casing 3 protects unhooking device, on the one hand can avoid dust particle to be stained to the device surface, improve the rotating effect, on the other hand can protect the internal device from being destroyed, reduce the maintenance cost, the inside of casing 3 includes cylinder 8, guide plate 9, rotating plate 10 and lifting hook 4 which are arranged from top to bottom, cylinder 8 is used as the main control part, the expansion and contraction of cylinder 8 can control the opening and closing of lifting hook 4, further conveniently controlling the dropping and lifting of the rammer, in order to realize the convenient installation of the cylinder 8, the end part of the cylinder 8 is provided with a fixed seat 82, the fixed seat 82 is arranged at the upper end of the inner side surface of the shell 3 to facilitate the smooth work of the cylinder 8, one side of the cylinder 8 is provided with an ejector rod 81 for transmitting the telescopic power of the cylinder 8 to a guide plate 9, the geometric center of the guide plate 9 is provided with a rotating shaft 91 and is positioned at the geometric center of the shell 3, the guide plate 9 rotates under the control of the cylinder 8, further the rotating angle of the rotating plate 10 can be adjusted, a rotating rod 101 is arranged in the rotating plate 10 and is positioned in the same vertical direction with the rotating shaft 91, in order to ensure that the power transmission of the device is real-time and the rotating smoothness of the rotating plate 10 is improved, a connecting shaft 102 is arranged at the joint of the guide plate 9 and the rotating plate 10, in order to ensure that the rammer can be conveniently hung and taken by a dynamic compactor, the lower end of one side of the rotating plate 10 is provided with a lifting hook 4, and a second pin shaft 42 is arranged in the lifting hook 4, the second pin shaft 42 penetrates through the lifting hook 4, two ends of the second pin shaft are fixed at an opening in the lower end of the shell 3, a first pin shaft 41 is arranged at the joint of the lifting hook 4 and the rotating plate 10, the first pin shaft 41 can connect the lifting hook 4 with the rotating plate 10, the second pin shaft 42 limits the rotating range of the lifting hook 4, the purpose is to prevent the overlarge opening and closing angle of the lifting hook 4 from influencing the normal use of the device, when the device is used, a traction rope (namely a steel wire rope) penetrates through the limiting wheel 5 to be wound on the fixed pulley 6, the limiting wheel 5 effectively limits the jumping of the traction rope in the horizontal direction, the deviation of the traction rope is effectively prevented, the damage caused by equipment or the danger brought to an operator is avoided, according to the requirement of the falling height of the dynamic compaction machine rammer, the traction rope rises to enable the rammer to be at a proper height, the rammer is extended by controlling the cylinder 8, the ejector rod 81 drives one side of the guide plate 9 to rotate clockwise, so that the joint of the guide plate 9 and the rotating plate 10 on the other side rises clockwise, meanwhile, under the fixation of the rotating rod 101, the other side of the rotating plate 10 rotates clockwise, under the matching of the first pin shaft 41 and the second pin shaft 42, the upper end of the lifting hook 4 rotates anticlockwise, so that the gap of the lifting hook 4 rotates anticlockwise under the gravity action of the rammer, the rammer slides from the gap, and the aim of removing the rammer is achieved, through the matching of the arranged air cylinder 8, the guide plate 9 and the rotating plate 10, the traditional mode that the rammer falls down by adopting a hammer removing steel wire rope of the dynamic compaction machine is replaced, the limitation that the rammer can only fall down by reaching the preset height is broken, because the hammer removing steel wire rope is not arranged any longer, the risk that the hammer removing steel wire and the traction rope are wound is effectively avoided, the matching among all the components is simple and easy to understand, the installation and maintenance of operators are convenient, meanwhile, the arranged shell 3 can effectively block dust particles on the construction site, and the adhesion of all rotating parts among the hammer removing devices is avoided, thereby improving the working process and saving time.

In order to realize the connection of hoisting frame 1, improve the connection stability of shield-shaped panel, be provided with fastening bolt 1a between two shield-shaped panels, a plurality of fastening bolt 1a set up in hoisting frame 1 corner, make each position atress even, hoisting device is firm, in order to avoid hoisting frame 1 skew to take place when installing, still be provided with gag lever post 1b in hoisting frame 1, two gag lever post 1b symmetries set up inside hoisting frame 1 both sides, can increase hoisting frame 1 reliability on the one hand, on the other hand can prevent the skew that takes place the position when hoisting frame 1 installs, make the installation work process convenient, and the time is saved.

In order to facilitate the connection of the dynamic compaction machine and the prolapse device, the upper end of the lifting frame 1 is provided with the mounting block 11, the mounting block 11 is arranged at the geometric center of the upper end face of the lifting frame 1 and connected with the two panels, the mounting block 11 spans the two shield-shaped panels of the lifting frame 1 and connects the two shield-shaped panels together, meanwhile, the mounting block 11 is arranged to enable the dynamic compaction machine and the prolapse device to be quickly connected, in order to facilitate the lubrication and maintenance of the internal structure of the device, the front end face of the shell 3 is provided with the operating door 31, in order to avoid the slippage of the operating door 31, one side of the operating door 31 is provided with the fixing device 32, the fixing device 32 comprises a clamping groove 321 and a buckle 322, the clamping groove 321 is arranged at the geometric center of the inner side corner of the operating door 31, the buckle 322 is arranged at the geometric center of one side of the shell 3 corresponding to the clamping groove 321, and the matching of the clamping groove 321 and the buckle 322 can firmly fix the operating door 31 and the shell 3 together, the stability of the connection of the operation door 31 when not in use is improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. A hammer releasing device of a dynamic compaction machine comprises a hoisting frame arranged in a shield shape, and is characterized in that the hoisting frame comprises shield-shaped panels arranged in the front and at the back, a fixed pulley is arranged in the hoisting frame, the fixed pulley is arranged at the geometric center in the hoisting frame, two sides of the fixed pulley are respectively provided with a limiting wheel, the two limiting wheels are symmetrically arranged at two sides of the oblique upper side of the fixed pulley, the lower end of the hoisting frame is provided with a connecting piece, an anti-releasing rod is arranged between the hoisting frame and the connecting piece, the lower end of the connecting piece is provided with a shell, the shell internally comprises a cylinder, a guide plate, a rotating plate and a lifting hook which are arranged up and down, the end part of the cylinder is provided with a fixed seat, the fixed seat is arranged at the upper end of the inner side surface of the shell, one side of the cylinder is provided with a push rod, the geometric center of the guide plate is provided with a rotating shaft and is positioned at the geometric center of the shell, the rotating plate is internally provided with a rotating rod and is positioned in the same vertical direction with the rotating shaft, a connecting shaft is arranged at the joint of the guide plate and the rotating plate, the lower end of one side of the rotating plate is provided with a lifting hook, a second pin shaft is arranged in the lifting hook, the second pin shaft penetrates through the lifting hook, two ends of the second pin shaft are fixed at the inner opening of the lower end of the shell, and a first pin shaft is arranged at the joint of the lifting hook and the rotating plate.

2. The dynamic compactor hammer removing device according to claim 1, wherein fastening bolts are arranged between two shield-shaped panels, a plurality of the fastening bolts are arranged at corners of a lifting frame, limiting rods are further arranged in the lifting frame, and the two limiting rods are symmetrically arranged inside two sides of the lifting frame.

3. The dynamic compactor hammer removing device according to claim 2, wherein a mounting block is arranged at the upper end of the lifting frame, the mounting block is arranged at the geometric center of the upper end face of the lifting frame and connected with the two panels, an operating door is arranged on the front end face of the shell, a fixing device is arranged on one side of the operating door, the fixing device comprises a clamping groove and a buckle, the clamping groove is arranged at the geometric center of the inner side corner of the operating door, and the buckle is arranged at the geometric center of one side of the shell corresponding to the clamping groove.