CN214401726U - Ramming point arrangement device for collapsible loess foundation - Google Patents

Ramming point arrangement device for collapsible loess foundation Download PDF

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Publication number
CN214401726U
CN214401726U CN202120293944.8U CN202120293944U CN214401726U CN 214401726 U CN214401726 U CN 214401726U CN 202120293944 U CN202120293944 U CN 202120293944U CN 214401726 U CN214401726 U CN 214401726U
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China
Prior art keywords
rammer
base
winch
collapsible loess
fixed pulley
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CN202120293944.8U
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Chinese (zh)
Inventor
屈有来
姚新顺
马江红
于智民
李勇伟
王思瑞
杨浩
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PowerChina Roadbridge Group Co Ltd
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PowerChina Roadbridge Group Co Ltd
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Priority to CN202120293944.8U priority Critical patent/CN214401726U/en
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Abstract

The utility model discloses a ramming point arrangement device for collapsible loess foundation, include: the front end of the base is provided with a truss arm, the top end of the truss arm is provided with a first fixed pulley, the rear end of the base is provided with a first winch, a steel wire rope on the first winch is connected with a unhooking device in a drooping mode after bypassing the first fixed pulley, the lower end of the unhooking device is provided with a hook, and a rammer is hung on the hook; the loosening device is arranged at the front end of the machine base and positioned below the truss arm and used for loosening soil around the rammer which is hammered into the ground; the portal frame is arranged in front of the machine base, and the top ends of the truss arms are connected to a cross beam of the portal frame; the protection casing, it set up in the portal with between the frame, the protection casing with portal sliding connection. The utility model discloses can prevent mud piece, the stone striking rammer point that splashes in the dynamic compaction work progress and arrange the device frame, can be again at not hard up soil when the rammer is absorbed in earth, reduce the rammer and lift by crane the obstacle.

Description

Ramming point arrangement device for collapsible loess foundation
Technical Field
The utility model relates to a construction equipment field. More specifically, the utility model relates to a ramming point arrangement device for collapsible loess foundation.
Background
The ramming point arranging device is a foundation construction device used in the dynamic compaction construction process, which uses a rammer to repeatedly tamp the ground to achieve the effect of compacting the ground soil body, however, in the dynamic compaction construction process of the collapsible loess foundation, the problem is often encountered, the construction soil is soft, so the rammer usually sinks into the soil after being tamped into the soil, even is surrounded by the soil, meanwhile, the air in the soil around the rammer is squeezed out to form strong vacuum adsorption on the rammer, under the condition, the rammer cannot be lifted by the self lifting capacity of the dynamic compactor, the soil around the rammer needs to be loosened by an excavator or manpower, the construction cost is increased because of needing additionally equipped with equipment such as the excavator or manpower, and in the ramming construction process, the rammer falls down to impact the ground to generate a large amount of mud blocks, stones and the like splashed around, wherein, a part of mud blocks and stones can impact the arm support, the main engine and the cab, thereby not only reducing the service life of the machine, but also generating danger to the driving operators of the tamping point arrangement device.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.
The utility model discloses still another purpose provides a ramming point arranges device for collapsible loess foundation, can prevent mud piece, the stone striking ramming point that splashes in the dynamic compaction work progress and arrange the device frame, can be again at not hard up soil when the rammer is absorbed in earth, reduce the rammer and lift by crane the obstacle.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a ramming point arranging device for collapsible loess foundation, including:
the hoisting device comprises a base, wherein a truss arm is arranged at the front end of the base, a first fixed pulley is arranged at the top end of the truss arm, a first winch is arranged at the rear end of the base, a steel wire rope on the first winch sags after passing by the first fixed pulley and is connected with a unhooking device, a hook is arranged at the lower end of the unhooking device, and a rammer is hung on the hook;
the loosening device is also arranged at the front end of the machine base and is positioned below the truss arm, and is used for loosening soil around the rammer which is hammered into the ground;
the gantry is arranged in front of the machine base, the top ends of the truss arms are connected to a cross beam of the gantry, and the rammer reciprocates along the length direction of the gantry to ram the ground;
the protective cover is arranged between the portal frame and the base and is in sliding connection with the portal frame, so that the protective cover moves along the length direction of the portal frame, a second fixed pulley is further arranged on a cross beam of the portal frame, a lifting lug is arranged at the top end of the protective cover, a second winch is further arranged beside the base, and a steel wire rope on the second winch is connected to the lifting lug in a drooping mode after the second fixed pulley bypasses the second fixed pulley.
Preferably, the two support columns of the door frame are provided with dovetail grooves which are vertically guided on the side walls facing the base;
the protection casing is the half tube-shape of axis vertical, the convex surface orientation of protection casing the frame, two vertical edges of protection casing all are connected with the slider that the dovetail matches, slider sliding connection in the dovetail.
Preferably, each vertical edge of the protective cover is connected with a plurality of sliding blocks from top to bottom, and the length of each sliding block is smaller than the height of the protective cover.
Preferably, the number of the lifting lugs is two, and the two lifting lugs are respectively positioned at two ends of the top end of the protective cover;
two second fixed pulleys are arranged and are respectively positioned above the two lifting lugs;
the number of the second winches is two, and the two second winches are respectively positioned at two sides of the base.
Preferably, the loosening means is a digging means.
Preferably, the protective cover is a protective net.
The utility model discloses at least, include following beneficial effect: through set up the protection casing between portal and frame, can prevent the mud piece that splashes in the dynamic compaction work progress, the device frame is arranged to stone striking ramming point, protection equipment operating personnel, again through setting up not hard up device, equipment such as second hoist, and let protection casing and portal sliding connection, can be when the ram is absorbed in earth, upwards hoist the protection casing through the second hoist, the control is not hard up the not hard up soil around the ram of device, reduce ram and lift by crane the obstacle, do not need additionally to be equipped with equipment or manpower such as excavator, thereby construction cost has been reduced.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic side view of the ramming point arranging device of the present invention in a state of ramming hammer being lifted;
FIG. 2 is a schematic side view of the ramming point arranging device according to the present invention, when the loosening device is started after the ram falls down;
fig. 3 is a schematic top view of the protection cover in the tamping point arranging device according to the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It should be noted that, in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in figures 1-3, the utility model provides a ramming point arranges device for collapsible loess foundation, include:
the hoisting device comprises a machine base 1, wherein a truss arm 2 is arranged at the front end of the machine base 1, a first fixed pulley 3 is arranged at the top end of the truss arm 2, a first winch 4 is arranged at the rear end of the machine base 1, a steel wire rope on the first winch 4 is connected with a unhooking device 5 in a downward hanging mode after passing around the first fixed pulley 3, a hook 6 is arranged at the lower end of the unhooking device 5, and a rammer 7 is hung on the hook 6;
the loosening device 8 is also arranged at the front end of the machine base 1 and is positioned below the truss arm 2, and is used for loosening soil around the rammer 7 rammed into the ground;
the loosening means 8 described here may be digging means which are well known in the art and will not be described in detail here.
The gantry 9 is arranged in front of the machine base 1, the top ends of the truss arms 2 are connected to a cross beam of the gantry 9, and the rammer 7 reciprocates along the length direction of the gantry 9 to ram the ground;
the protective cover 10 is arranged between the gantry 9 and the base 1, the protective cover 10 is in sliding connection with the gantry 9, so that the protective cover 10 moves along the length direction of the gantry 9, a second fixed pulley 11 is further arranged on a cross beam of the gantry 9, a lifting lug 12 is arranged at the top end of the protective cover 10, a second winch 13 is further arranged beside the base 1, and a steel wire rope on the second winch 13 is connected to the lifting lug 12 in a hanging mode after the second fixed pulley 11 bypasses the lifting lug.
The protection cover 10 may be a protection plate or a protection net, and in this embodiment, a small-lattice protection net is preferred, so that the weight of the protection cover 10 can be reduced, and the second winch 13 can conveniently lift the protection cover 10.
In the use process of the embodiment, the first winch 4 lifts the rammer 7 to enable the rammer 7 to have certain gravitational potential energy, the unhooking device 5 loosens the hook 6 for hanging the rammer 7, the rammer 7 moves along the length direction of the gantry 9 to ram the ground to compact the ground soil, the first winch 4 lowers the hook 6 again to hang and lift the rammer 7, and the process is repeated in cycles to complete the dynamic compaction construction. In the dynamic compaction construction process, the protective cover 10 is arranged between the portal 9 and the machine base 1, so mud blocks and stones splashed when the rammer 7 is hammered into the ground can be blocked by the protective device, the arrangement device machine base 1 is prevented from being impacted by the mud blocks and the stones, and equipment operators are protected. When the rammer 7 is sunk into soil, the second winch 13 can be controlled to hoist the protective cover 10, the loosening device 8 is operated to stretch out the soil around the loosened rammer 7, at the moment, the rammer 7 is not adsorbed by the soil around the rammer 7 in vacuum, so the first winch 4 can easily hoist the rammer 7, the loosening device 8 is operated to recover, the second winch 13 is controlled to put down the protective cover 10, next ramming is carried out continuously, and when the soil around the rammer 7 is loosened, equipment such as an excavator or manpower is not required to be additionally equipped, so that the construction cost is reduced.
In another embodiment, the two supporting columns of the gantry 9 are provided with vertically-guided dovetail grooves 14 on the side walls facing the base 1;
the protection casing 10 is the vertical half-cylinder shape of axis, the convex surface orientation of protection casing 10 frame 1, two vertical edges of protection casing 10 all are connected with slider 15 that dovetail 14 matches, slider 15 sliding connection in the dovetail 14.
Through the arrangement of the sliding block 15 and the dovetail groove 14, the protective cover 10 can be precisely guided to move in the vertical direction, so that the protective cover 10 can be conveniently and accurately lowered before the rammer 7 is rammed and blocked between the door frame 9 and the base 1, and the protective cover 10 can be conveniently and stably lifted before the loosening device 8 is started without swinging.
In another embodiment, each vertical edge of the protective hood 10 is connected with a plurality of sliding blocks 15 from top to bottom, and the length of each sliding block 15 is smaller than the height of the protective hood 10. Through the slider 15 that sets up a plurality of nipple joints, and do not use the slider 15 of long section, both can guarantee that protection casing 10 still can be in vertical direction motion, can alleviate the total weight of slider 15 again, reduce the consumption of second hoist engine 13.
In another embodiment, two lifting lugs 12 are provided, and the two lifting lugs 12 are respectively located at two ends of the top end of the protective cover 10;
two second fixed pulleys 11 are arranged, and the two second fixed pulleys 11 are respectively positioned above the two lifting lugs 12;
the number of the second winches 13 is two, and the two second winches 13 are respectively positioned at two sides of the base 1.
Here, by providing the two lifting lugs 12, the two second fixed pulleys 11 and the two second winches 13, the two ends of the shield 10 are uniformly stressed, so that the shield 10 moves more stably during the ascending or descending process.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims (6)

1. A ramming point arrangement device for collapsible loess foundations, comprising:
the hoisting device comprises a base, wherein a truss arm is arranged at the front end of the base, a first fixed pulley is arranged at the top end of the truss arm, a first winch is arranged at the rear end of the base, a steel wire rope on the first winch sags after passing by the first fixed pulley and is connected with a unhooking device, a hook is arranged at the lower end of the unhooking device, and a rammer is hung on the hook;
the loosening device is also arranged at the front end of the machine base and is positioned below the truss arm, and is used for loosening soil around the rammer which is hammered into the ground;
the gantry is arranged in front of the machine base, the top ends of the truss arms are connected to a cross beam of the gantry, and the rammer reciprocates along the length direction of the gantry to ram the ground;
the protective cover is arranged between the portal frame and the base and is in sliding connection with the portal frame, so that the protective cover moves along the length direction of the portal frame, a second fixed pulley is further arranged on a cross beam of the portal frame, a lifting lug is arranged at the top end of the protective cover, a second winch is further arranged beside the base, and a steel wire rope on the second winch is connected to the lifting lug in a drooping mode after the second fixed pulley bypasses the second fixed pulley.
2. The ramming point arrangement device for collapsible loess foundations as claimed in claim 1, wherein vertically-guided dovetail grooves are provided on both side walls of the two support columns of the gantry facing the foundation;
the protection casing is the half tube-shape of axis vertical, the convex surface orientation of protection casing the frame, two vertical edges of protection casing all are connected with the slider that the dovetail matches, slider sliding connection in the dovetail.
3. The ramming spot arrangement device for collapsible loess foundations of claim 2, wherein each vertical edge of the shield is connected with a plurality of the sliding blocks from top to bottom, and the length of the sliding block is less than the height of the shield.
4. The ramming point arrangement device for the collapsible loess foundation as claimed in claim 2, wherein the lifting lugs are provided in two numbers, and the two lifting lugs are respectively located at both ends of the top end of the shield;
two second fixed pulleys are arranged and are respectively positioned above the two lifting lugs;
the number of the second winches is two, and the two second winches are respectively positioned at two sides of the base.
5. The ramming spot arrangement device for collapsible loess foundations of claim 1, wherein the loosening device is an excavating device.
6. The ramming point arrangement device for collapsible loess foundations of claim 1, wherein the protection cover is a protection net.
CN202120293944.8U 2021-02-02 2021-02-02 Ramming point arrangement device for collapsible loess foundation Active CN214401726U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120293944.8U CN214401726U (en) 2021-02-02 2021-02-02 Ramming point arrangement device for collapsible loess foundation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120293944.8U CN214401726U (en) 2021-02-02 2021-02-02 Ramming point arrangement device for collapsible loess foundation

Publications (1)

Publication Number Publication Date
CN214401726U true CN214401726U (en) 2021-10-15

Family

ID=78020206

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120293944.8U Active CN214401726U (en) 2021-02-02 2021-02-02 Ramming point arrangement device for collapsible loess foundation

Country Status (1)

Country Link
CN (1) CN214401726U (en)

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