CN215562500U

CN215562500U - Dynamic compaction distribution point auxiliary device

Info

Publication number: CN215562500U
Application number: CN202122102374.2U
Authority: CN
Inventors: 寇珍仕; 温瑞军; 屈鹏飞; 肖兵; 高俊生; 王博; 李锋瑞; 李鹏; 寇孝仕; 巨霞菲
Original assignee: Shanxi Mechanization Construction Group Co Ltd
Current assignee: Shanxi Mechanization Construction Group Co Ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-01-18
Anticipated expiration: 2031-08-31

Abstract

The utility model belongs to the technical field of dynamic compaction and point distribution, and solves the problems of complicated work and low accuracy of the conventional point distribution mode. The utility model provides a dynamic compaction distribution point auxiliary device, including the bottom plate, the front of bottom plate is provided with four tape measures, and four tape measures distribute on the quartering point of a virtual circle with the central point of bottom plate as the centre of a circle, and wherein two relative tape measures set up dorsad, and the direction of pulling out of tape measure is on a parallel with bottom plate place plane, all is provided with the scale mark along the tensile direction of every tape measure on the bottom plate, and the position of the back central point of bottom plate is fixed with the sharp nail. The utility model has simple structure, convenient and fast point distribution work, high accuracy and low labor cost, and is particularly suitable for sites needing to be distributed with a large number of rammed points.

Description

Dynamic compaction distribution point auxiliary device

Technical Field

The utility model belongs to the technical field of dynamic compaction point distribution, and particularly relates to a dynamic compaction point distribution auxiliary device.

Background

Because the foundation itself has high compressibility, it is characterized by that the settlement and differential settlement occurred on the building are large, and a certain measure is required to compress the foundation soil so as to raise compression modulus.

The dynamic compaction method is characterized in that a heavy hammer of 8-30 tons freely falls down from the height of 6-30 meters by using a large crawler-type dynamic compactor to carry out strong compaction on soil, so that the bearing capacity and the compression modulus of the foundation are rapidly improved, the pore distribution of foundation soil is changed within a certain depth of the foundation, and a relatively uniform and compact foundation is formed.

A large number of tamping points need to be arranged on a leveled field before dynamic compaction operation is carried out, the traditional point arrangement mode is that the GPS positioning is utilized and single tape measure measurement is combined to carry out point arrangement one by one, the point arrangement work is complicated, the workload is large, and the point arrangement error is not suitable to be controlled.

Therefore, a dynamic compaction point auxiliary device which can accurately arrange a plurality of compaction points at one time is in urgent need of research.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of tedious point distribution work and low tamping point positioning accuracy in the prior art, the utility model aims to provide a dynamic tamping point distribution auxiliary device which replaces the traditional GPS positioning mode by four measuring tapes stretched in four directions and combining the point distribution mode of a single measuring tape one by one, and can accurately arrange a plurality of tamping points at one time.

In order to achieve the purpose, the utility model adopts the following technical scheme that the dynamic compaction point distribution auxiliary device comprises a bottom plate, wherein four measuring tapes are arranged on the front surface of the bottom plate, the four measuring tapes are distributed on the quartering points of a virtual circle taking the center point of the bottom plate as the center of the circle, the two opposite measuring tapes are arranged in a back direction, the pulling-out direction of the measuring tapes is parallel to the plane where the bottom plate is located, the bottom plate is provided with scale marks along the pulling direction of each measuring tape, and a sharp nail is fixed at the position of the center point on the back surface of the bottom plate.

Preferably, the measuring tape device further comprises four vertically arranged measuring tape supports, the measuring tapes correspond to the measuring tape supports one by one, and the measuring tapes are embedded in the measuring tape supports.

Preferably, the tape measure comprises a back plate and two side plates which are arranged in parallel, the back plate is connected to the rear ends of the two side plates, and the tape measure is embedded between the two side plates.

Preferably, the back plates of the tape measure holders are connected with each other and enclose the tower ruler insert barrel.

Preferably, a first hole is formed in the housing of the tape measure, a second hole is formed in the side plate corresponding to the first hole, and a bolt penetrates through the first hole and the second hole.

Preferably, the back panel is a rectangular panel and the two side panels are triangular panels, part of the housing of the tape measure being exposed outside the side panels.

Preferably, the bottom plate is made of square aluminum alloy plate, the four measuring tapes are distributed on the perpendicular bisector of the side line of the bottom plate, and the zero scale mark of the four scale marks is located on the central point of the bottom plate.

Compared with the prior art, the utility model provides a dynamic compaction point distribution auxiliary device, which has the following beneficial effects:

1. the utility model has simple structure, convenient and fast distribution, accurate positioning, low labor cost and convenient turnover;

2. the four measuring tapes are arranged, a plurality of tamping points in four directions can be accurately arranged at one time, one end of each measuring tape is fixed, and the measuring tapes do not need to be held, so that the point arrangement accuracy is improved;

3. the back plates of the four tape supports form a tower ruler inserting cylinder in an enclosing mode, the height of a tamping point can be measured by inserting the tower ruler into a tower ruler matching level gauge and the like, and the tower ruler is not required to be righted manually.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic top view of the overall structure of the present embodiment;

FIG. 2 is a schematic view of the overall structure of the present embodiment from a bottom perspective;

fig. 3 is a sectional view of the plug of the present embodiment.

In the figure: 1-a bottom plate; 2-a tape measure; 3-scale mark; 4-pointed nail; 5-a tape measure holder; 5.1-a back plate; 5.2-side plate; 5.21-second hole; 6-inserting a cone ruler into a barrel; 7-a bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The present invention provides an embodiment:

a dynamic compaction point distribution auxiliary device comprises a bottom plate 1, wherein four measuring tapes 2 are arranged on the front surface of the bottom plate 1, the four measuring tapes 2 are distributed on the quartering points of a virtual circle with the center point of the bottom plate 1 as the center of the circle, the two opposite measuring tapes 2 are arranged in a back direction, the pulling direction of the measuring tapes 2 is parallel to the plane where the bottom plate 1 is located, scale marks 3 are arranged on the bottom plate 1 along the stretching direction of each measuring tape 2, and a sharp nail 4 is fixed at the position of the center point of the back surface of the bottom plate 1.

In this embodiment, the bottom plate 1 is 400mm square aluminum alloy plate, and scale mark 3 marks bottom plate 1 central point to marginal distance, and the distance of the central line point of bottom plate to the flange edge is less than the distance between two adjacent ramming points, and the zero scale mark of four scale marks 3 all is located the central point of bottom plate 1, and tape measure 2 is fixed or detachably installs on bottom plate 1, and four tape measure 2 distribute on the perpendicular bisector of two adjacent sidelines on bottom plate 1 front.

In this embodiment, the tape measure 2 is embedded in the tape measure support 5, the tape measure 2 corresponds to the tape measure support 5 one by one, the tape measure support 5 is vertically fixed on the bottom plate 1, the two opposite tape measure supports 5 are arranged in a back direction, the tape measure support 5 comprises a back plate 5.1 and two side plates 5.2 which are parallel to each other, the back plate 5.1 is connected to the rear ends of the two side plates 5.2, the tape measure 2 is embedded between the two side plates 5.2, the back plate 5.1 is a rectangular plate, the two side plates 5.2 are triangular plates, and part of the shell of the tape measure 2 is exposed out of the side plates 5.2, so that the tape measure 2 is convenient to install and detach.

As shown in fig. 3, a first hole is formed in a shell of the tape measure 2, a second hole 5.21 is formed in the side plate 5.2 corresponding to the first hole, a plug 7 penetrates through the first hole and the second hole 5.21, the tape measure 2 is detachable, the tape measures 2 with different length specifications can be replaced according to the length of the total interval in different directions when the tape measure is placed in a later stage, the number of times of placing work is reduced as much as possible, the labor cost is reduced, and the construction efficiency is improved.

The back plates 5.1 of the four tape supports 5 are mutually connected and enclose a tower ruler inserting cylinder 6, after the tamping point position is determined, the elevation of the tamping point is required to be measured, the tower ruler is required to be manually straightened in the traditional method, the elevation of the dynamic tamping point can be accurately positioned by combining other measuring instruments, the auxiliary device can be used for measuring the elevation by placing the tower ruler into the tower ruler inserting cylinder 6 in the tamping point arranging process, manual straightening is not required, the accuracy is high, and the auxiliary device can be used for measuring the elevation of other subsequent tamping points.

The method comprises the following specific operation steps:

when the tamping point is positioned, firstly, a GPS or total station measuring instrument is used for determining any two adjacent points in a dynamic compaction distribution point area (the two points are preferably selected at the central position of the whole tamping point area, and certain distribution workload can be reduced), one of the two points is selected as a reference point, a sharp nail 4 of an auxiliary device is inserted into the point, and the tape measures of one group are ensured to be positioned on the straight line where the two points are positioned;

respectively stretching the tape measures 2 in four directions, respectively calculating the total distance in each direction according to the preset tamping point distance and the number of tamping points in the four directions, subtracting the distance from a zero scale mark in the direction to the edge of the bottom plate, namely the length of the tape measure 3 in the direction needing to be pulled out, and sequentially carrying out position marking through a red flag according to the tamping point distance;

for a small-range tamping point distribution area, generally, one row and one column of tamping points corresponding to a reference point can be all pulled out and positioned through a small flag at one time, then the auxiliary device is sequentially fixed on the marked row of tamping points, and the tamping points in the corresponding column are sequentially pulled out and marked, so that the point distribution work of the whole tamping point area can be completed; for a large range of tamping point distribution area, the steps are repeated for several times.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a dynamic compaction cloth point auxiliary device which characterized in that: the measuring tape comprises a base plate (1), four measuring tapes (2) are arranged on the front face of the base plate (1), the four measuring tapes (2) are distributed on quartering points of a virtual circle which takes the central point of the base plate (1) as the center of the circle, wherein the two opposite measuring tapes (2) are arranged in a back direction, the pulling-out direction of the measuring tapes (2) is parallel to the plane where the base plate (1) is located, scale marks (3) are arranged on the base plate (1) along the pulling direction of each measuring tape (2), and a sharp nail (4) is fixed at the position of the central point of the back face of the base plate (1).

2. The dynamic compaction point assisting device according to claim 1, wherein: the measuring tape comprises four vertically arranged measuring tape supports (5), the measuring tapes (2) correspond to the measuring tape supports (5) one by one, and the measuring tapes (2) are embedded in the measuring tape supports (5).

3. The dynamic compaction point assisting device according to claim 2, wherein: the tape measure support (5) comprises a back plate (5.1) and two parallel side plates (5.2), the back plate (5.1) is connected to the rear ends of the two side plates (5.2), and the tape measure (2) is embedded between the two side plates (5.2).

4. The dynamic compaction point assisting device according to claim 3, wherein: the back plates (5.1) of the four tape supports (5) are connected with each other and enclose a tower ruler inserting barrel (6).

5. The dynamic compaction point assisting device according to claim 3, wherein: a first hole is formed in the shell of the measuring tape (2), a second hole (5.21) is formed in the position, corresponding to the first hole, of the side plate (5.2), and a bolt (7) penetrates through the first hole and the second hole (5.21).

6. The dynamic compaction point assisting device according to claim 5, wherein: the back plate (5.1) is a rectangular plate, the two side plates (5.2) are triangular plates, and part of the shell of the measuring tape (2) is exposed out of the side plates (5.2).

7. The dynamic compaction point assisting device according to claim 1, wherein: the bottom plate (1) is a square aluminum alloy plate, the four measuring tapes (2) are distributed on a middle vertical line of a side line of the bottom plate (1), and zero scale marks of the four scale marks (3) are all located on a central point of the bottom plate (1).