CN219410809U - Post-pile soil pressure box layout device - Google Patents

Abstract

The utility model relates to the field of geotechnical engineering in-situ test, and discloses a post-pile soil pressure box layout device which comprises a base, a limiting device and a correcting device, wherein the base is vertically arranged with the limiting device, the soil pressure box is arranged in the limiting device, the limiting device can limit the soil pressure box to move up and down and left and right, and the correcting device is arranged at the upper end of the limiting device and can measure the vertical state of a limiting frame. The device can conveniently and accurately realize the installation of the post-pile soil pressure box, can reduce the problems that the soil pressure box moves, sags and is damaged due to natural environment and the stress surface cannot be in flat contact with soil, and has the advantages of simplicity in operation, cost saving and time and labor saving.

Description

Post-pile soil pressure box layout device

Technical Field

The utility model relates to the field of post-pile soil pressure box layout, in particular to a post-pile soil pressure box layout device.

Background

The reservoir water level amplitude can seriously influence the stratum lithology of the relevant rock-soil body, so that the physical and mechanical properties of the rock-soil body are correspondingly changed, and further, the reservoir protection retaining wall is deformed and unstably deformed, and the life and property safety of people in the reservoir is seriously threatened. Therefore, the monitoring and early warning of the stability of the retaining wall on the reservoir side are particularly important, wherein post-pile soil pressure monitoring is an important monitoring project.

The soil pressure box laying method is to fix the soil pressure box on the structural steel bar in a binding, welding or bonding mode so as to realize monitoring of post-pile soil pressure. However, the binding mode is very easy to cover the soil pressure box by post-pouring concrete, or can not be tightly attached to the surface of the monitoring soil body due to floating, side position and rotation generated by concrete pouring, so that the monitoring data becomes unreliable; the direct welding can further cause the sensitive element of the soil pressure box to lose the function of sensing the soil pressure due to high temperature, so that the survival rate of the soil pressure box is low; the bonding quality is not guaranteed in a bonding mode, and the requirements on the assembly environment and the assembly process are high.

Disclosure of Invention

The utility model aims to provide a post-pile soil pressure box layout device so as to solve the problems of high accuracy of collected data and high requirements of the soil pressure box on an assembly environment and an assembly process.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a soil pressure cell layout device behind stake, includes base, stop device and correcting unit, and the base sets up perpendicularly with stop device, and soil pressure cell installs in stop device, and stop device can restrict soil pressure cell and reciprocate, control and remove and can not take place to twist reverse, and correcting unit sets up in stop device upper end and can measure stop device's vertical state.

The beneficial effect of this scheme is: the base is convenient to place, it is spacing from top to bottom to soil pressure cell through stop device, guarantee that soil pressure cell is in waiting to detect soil body position stop device possesses certain width, with the cooperation of soil pressure cell body, guarantee that soil pressure cell can not take place to twist reverse, it is vertical to lay the device to assist through correcting unit at last, and then guarantee soil body and soil pressure cell detection face that awaits measuring is perpendicular, the detection face closely laminates the soil body, guarantee to detect data accuracy, control and carry out spacing and ensure that the wire of soil pressure cell can not break, guarantee the survival rate of soil pressure cell, ensure that can gather required data, it is lower to equipment environment and assembly technology requirement.

Further, stop device includes spacing frame and a plurality of spacing frame, and spacing frame includes fixed muscle and support piece, fixed muscle and base fixed connection, support piece and fixed muscle fixed connection, spacing frame and soil pressure cell one-to-one, spacing frame and fixed muscle fixed connection, spacing frame and soil pressure cell adaptation.

The beneficial effects are that: through the setting of a plurality of spacing frames, can once realize laying of a plurality of soil pressure boxes, easy operation labour saving and time saving carries out the structural reinforcement to spacing muscle through support piece, avoids device overall structure to take place to warp to lead to gathering data distortion.

Further, the limiting frame comprises two horizontal frames, the horizontal frames are L-shaped, and the two horizontal frames are mirror images.

The beneficial effects are that: the base of soil pressure cell and a face contact of horizontal frame, through the direction of movement of horizontal frame restriction soil pressure cell upper and lower and place ahead, when laying the soil pressure cell, only need follow soil pressure cell detection face and fill out the soil and just can avoid soil pressure cell fore-and-aft direction to remove the position, lead to the inaccurate data of detection.

Further, the base comprises a circular plate with a hole in the middle and a plurality of tightening angles, the tightening angles are right-angled triangles, and a right-angle side of the tightening angles is fixed on the circular plate, and the other right-angle side of the tightening angles is fixedly connected with the fixing ribs.

The beneficial effects are that: the drilling hole bottom of laying soil pressure box probably has the sediment, and the middle reservation hole bottom is convenient for place the device, and follow-up buried sand soil can get into the base lower part, plays a supporting role to the base, after laying, even if because groundwater oozes, bottom plate lower part cavity or subsides, because bottom surface area of contact is great, can not lead to the device slope or subsidence, utilizes the right angle limit to assist to ensure that spacing frame is perpendicular with the base simultaneously, is convenient for lay the use of device.

Further, the free end of the fixing rib is provided with a top beam, the correcting device comprises a plumb and a plumb line, and the plumb is hung on the top beam through the plumb line and can swing freely.

The beneficial effects are that: the plumb bob has a simple structure, high anti-interference performance and excellent correction effect on the vertical state.

Further, the supporting piece is X-shaped, and the end part of the supporting piece is fixedly connected with the fixing rib

The beneficial effects are that: the X-shaped supporting piece supports the fixing rib, so that the structural strength is high, the stability of the whole device is improved, and the deformation of the fixing rib caused by soil extrusion and concrete pouring is prevented, so that the position of the soil pressure box is changed.

Further, base, stop device and support piece material are steel, and fixed mode is the welding.

The beneficial effects are that: the soil pressure box is limited through the steel structure, the material is easy to obtain, the service time is long, the deformation resistance is excellent, the whole structure of the welding and fixing device is combined, the operation is simple and quick, and the structure is firm.

Drawings

FIG. 1 is a three-dimensional view of an embodiment of the present utility model;

fig. 2 is a front view of an embodiment of the present utility model.

Detailed Description

The following is a further detailed description of the embodiments:

reference numerals in the drawings of the specification include: base 1, fixed muscle 2, rein in angle 3, angle steel 4, spacing muscle 5, support piece 6, crossbeam 7, plumb 8, soil pressure box 9.

Examples

The post-pile soil pressure box layout device is basically shown in the accompanying drawings 1-2, and comprises a base 1, a limiting device and a correcting device, wherein the limiting device comprises a limiting frame and three limiting frames;

the base 1 comprises a round steel plate with a hole in the middle and eight tightening angles 3, wherein the tightening angles 3 are right-angle steel plates, and the round steel plate is welded with a right-angle side of the tightening angles 3;

the limiting frame comprises two fixing ribs 2 and three supporting pieces 6, the lower ends of the fixing ribs 2 are welded at the preset position of the base and are welded with the other right-angle side of the angle 3, the supporting pieces 6 are X-shaped steel sheets, the end parts of the supporting pieces 6 are welded with the side surfaces of the fixing ribs 2, so that the stability of the whole device is improved, deformation of the fixing ribs 2 caused by soil body extrusion and concrete pouring is prevented, the free ends of the limiting frame are provided with cross beams 7, the cross beams 7 are rectangular steel sheets with holes in the center, and the two ends of each cross beam 7 are welded with the upper ends of the two fixing ribs 2 respectively;

the limiting frame comprises a horizontal frame and a vertical frame, the horizontal frame is two angle steels 4, the angle steels 4 are L-shaped, the angle steels 4 comprise long rectangular planes and short rectangular planes, the long rectangular planes and the short rectangular planes are mutually perpendicular, the vertical frame is two limiting ribs 5, the long rectangular planes are welded with the fixing ribs 2, the short rectangular planes are positioned between the two fixing ribs 2, the short rectangular planes of the two angle steels 4 just can clamp the soil pressure box 9 up and down, and the limiting ribs 5 are distributed on two sides of the soil pressure box 9 and are welded with the short rectangular planes of the upper angle steel 4 and the lower angle steel 4;

the correction means are preferably plumbs 8, the plumbs 8 being suspended from the beam 7 by means of a plumb line passing through the aperture of the beam 7, the length of the plumb line being such that the plumb 8 can swing freely.

The specific implementation process is as follows:

welding two fixing ribs 2 at preset positions of a round steel plate, welding tightening angles 3 around the fixing ribs 2, ensuring that the fixing ribs 2 are perpendicular to a base 1, welding a beam at the free ends of the fixing ribs 2, installing plumbs 8, fixing equidistant welding supporting pieces 6 between preset positions of a soil pressure box 9, welding angle steels 4 at preset positions of the soil pressure box 9, upwards placing lead wire openings of the soil pressure box 9 between the angle steels 4, welding limit ribs 5 on two sides of the soil pressure box 9, after installation, placing the whole layout device into a pre-digging hole, backfilling sandy soil from a detection surface, and carrying out auxiliary correction by using a top beam 7 plumb 8, and connecting lead wires of the soil pressure box 9 into a data collection device for monitoring.

The foregoing is merely exemplary of the present utility model, and specific technical solutions and/or features that are well known in the art have not been described in detail herein. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present utility model, and these should also be regarded as the protection scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the practical applicability of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (7)

1. The utility model provides a soil pressure cell lays device behind stake which characterized in that: including base, stop device and correcting unit, the base sets up perpendicularly with stop device, and the soil pressure cell is installed in stop device, and stop device can restrict the soil pressure cell and reciprocate, control and remove and can not take place to twist reverse, and correcting unit sets up in stop device upper end and can measure stop device's vertical state.

2. The post-pile soil pressure cell laying apparatus according to claim 1, wherein: the limiting device comprises a limiting frame and a plurality of limiting frames, wherein the limiting frame comprises fixing ribs and supporting pieces, the fixing ribs are fixedly connected with the base, the supporting pieces are fixedly connected with the fixing ribs, the limiting frames correspond to the soil pressure boxes one by one, the limiting frames are fixedly connected with the fixing ribs, and the limiting frames are matched with the soil pressure boxes.

3. A post-pile soil pressure cell laying apparatus according to claim 2, wherein: the limiting frame comprises two horizontal frames, wherein the horizontal frames are L-shaped, and the two horizontal frames are mirror images.

4. A post-pile soil pressure cell laying apparatus according to claim 3, wherein: the base comprises a circular plate with a hole in the middle and a plurality of tightening angles, wherein the tightening angles are right-angled triangles, and one right-angle side of each tightening angle is fixed on the circular plate, and the other right-angle side of each tightening angle is fixedly connected with the fixing rib.

5. The post-pile soil pressure-box laying apparatus according to claim 4, wherein: the free end of the fixing rib is provided with a top beam, the correcting device comprises a plumb and a plumb line, and the plumb is hung on the top beam through the plumb line and can swing freely.

6. The post-pile soil pressure-box laying apparatus according to claim 5, wherein: the support piece is X-shaped, and the end part of the support piece is fixedly connected with the fixing rib.

7. A post-pile soil pressure-box laying apparatus according to any one of claims 1 to 6, wherein: the base and the limiting device are made of steel, and the fixing mode is welding.