CN108425355B - Soil pressure gauge embedding device and method - Google Patents
Soil pressure gauge embedding device and method Download PDFInfo
- Publication number
- CN108425355B CN108425355B CN201810352767.9A CN201810352767A CN108425355B CN 108425355 B CN108425355 B CN 108425355B CN 201810352767 A CN201810352767 A CN 201810352767A CN 108425355 B CN108425355 B CN 108425355B
- Authority
- CN
- China
- Prior art keywords
- pressure gauge
- positioning
- soil
- soil pressure
- platform
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000002689 soil Substances 0.000 title claims abstract description 79
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000000149 penetrating effect Effects 0.000 claims abstract description 22
- 238000003825 pressing Methods 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 5
- 239000002984 plastic foam Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims 2
- 238000005553 drilling Methods 0.000 description 6
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D1/00—Investigation of foundation soil in situ
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D1/00—Investigation of foundation soil in situ
- E02D1/02—Investigation of foundation soil in situ before construction work
- E02D1/022—Investigation of foundation soil in situ before construction work by investigating mechanical properties of the soil
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Soil Sciences (AREA)
- Analytical Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention provides an earth pressure meter burying device and a burying method, wherein the device comprises the following components: a penetrating portion, a top of which is formed as a platform, and a bottom of which is pointed; the soil pressure gauge is vertically arranged on the platform; the first positioning part is arranged on the platform and surrounds the periphery of the soil pressure gauge to limit the soil pressure gauge on the platform; the second positioning part comprises positioning rods and sleeves, wherein each positioning rod is annularly arranged on the platform, and the sleeves are vertically sleeved on the outer sides of the positioning rods. The embedding method comprises the following steps: vertically placing and fixing the soil pressure gauge in the first positioning part; placing the penetrating part on the soil surface at a preset position; sleeving a sleeve outside a positioning rod of the second positioning part, and vertically pressing the sleeve into soil; and vertically pulling out the sleeve. The device has the advantages of simple structure, convenient and quick operation, less labor and economy and applicability.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a soil pressure gauge burying device and a soil pressure gauge burying method.
Background
The soil pressure gauge is suitable for measuring the compressive stress of the soil body in structures such as a soil dike and a roadbed for a long time, and the embedding method of the soil pressure is usually that the soil pressure gauge is placed at a position to be measured in the construction process of the soil dike and the roadbed, for example: the bottom, middle and other positions of the roadbed. In the research of the soil squeezing effect of the pipe pile, the lateral soil pressure of the pipe pile caused by the soil squeezing effect is a very important parameter, but foundation soil is not built like a soil dike and a roadbed, but the foundation soil is originally existing, which brings difficulty to embedding a soil pressure gauge in the foundation soil. How does a deep subsurface earth pressure gauge be buried and secured in an upright position? This problem has plagued this researcher.
The common practice is that the earth pressure gauge is placed after the drilling machine mud dado drilling hole is formed, but the drilling machine mud dado drilling hole is used to change the moisture content and the property of the raw soil and has higher cost, and in addition, the earth pressure gauge is difficult to realize the vertical state.
Disclosure of Invention
In view of the above, the invention provides the soil pressure gauge burying device and the burying method which have the advantages of firm burying method, accurate burying position and better control of the soil pressure gauge direction, can simplify the process flow, and can improve the work efficiency, and the operation is simple when in use.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: an earth pressure gauge burying apparatus comprising: a penetrating portion, a top of which is formed as a platform, and a bottom of which is pointed; the soil pressure gauge is vertically arranged on the platform; the first positioning part is arranged on the platform and surrounds the periphery of the soil pressure gauge to limit the soil pressure gauge on the platform; the second positioning part comprises positioning rods and sleeves, wherein each positioning rod is annularly arranged on the platform, and the sleeves are vertically sleeved on the outer sides of the positioning rods.
In the embodiment of the invention, the first positioning part is a steel bar which is arranged around the circumference of the soil pressure gauge, and the steel bar is arranged around to form a containing space for clamping the soil pressure gauge.
In the embodiment of the invention, the diameter of the positioning rod in the second positioning part is larger than the diameter of the steel bar.
In the embodiment of the invention, the top of the sleeve is provided with a traction part.
In the embodiment of the invention, the traction part comprises a perforation arranged at the top of the sleeve and a steel wire rope penetrating through the perforation.
In the embodiment of the invention, the length of the positioning rod is not less than 15cm.
A method for embedding an earth pressure gauge by using the earth pressure gauge embedding device comprises the following steps:
a. vertically placing and fixing the soil pressure gauge in the first positioning part;
b. placing the penetrating part on the soil surface at a preset position;
c. sleeving a sleeve outside a positioning rod of the second positioning part, and vertically pressing the sleeve into soil;
d. and the sleeve is vertically pulled out, and the penetrating part, the first positioning part and the positioning rod of the second positioning part are automatically remained in the soil body.
In the embodiment of the invention, the first positioning part is wrapped with a flexible material.
In the embodiment of the invention, the flexible material is plastic foam.
In the embodiment of the invention, the first positioning part is a reinforcing steel bar, and the top end of the reinforcing steel bar is bent inwards.
The invention adopts the technical proposal, which has the following beneficial effects:
(1) The arrangement of the penetrating part can conveniently press the device into the soil body, the arrangement of the second positioning part can conveniently apply pressure to the penetrating part to press the soil body, and meanwhile, a wrapping space is formed for the soil pressure gauge to prevent the soil pressure gauge on the platform from being influenced by surrounding soil bodies.
(2) According to the method, the device is pressed into the soil body by applying pressure, meanwhile, the soil pressure gauge can keep a vertical state on the penetrating part through the first positioning part, the direction control of the soil pressure gauge is good, the burying method is firm, the burying position is accurate, and the technical problems that in the traditional technology, the water content and the properties of raw soil are influenced by mud wall protection drilling of a drilling machine, and the soil pressure gauge is difficult to keep the vertical state can be solved.
(3) The device has the advantages of simple structure, convenient and quick operation, less labor and economy and applicability.
Drawings
FIG. 1 is a schematic view of the soil pressure burying device according to the present invention.
The correspondence of the reference numerals with the components is as follows:
a piercing section 1; a soil pressure gauge 2; a first positioning portion 3; a second positioning portion 4; a positioning rod 41; a sleeve 42; perforations 421; a wire rope 422.
Detailed Description
In order to facilitate the understanding of the present invention, the following description is provided with reference to the drawings and examples.
Referring to fig. 1, the present invention provides an earth pressure gauge burying device, comprising:
a penetrating portion 1, wherein the top of the penetrating portion 1 is formed into a platform, and the bottom of the penetrating portion 1 is pointed; preferably, the penetrating portion 1 is conical, in this embodiment, the penetrating portion 1 is a steel member, and the diameter of the platform is small, and the height of the penetrating portion is high, so that the penetrating portion is beneficial to being pressed into the soil body.
The soil pressure gauge 2 is vertically arranged on the platform.
The first positioning portion 3 is disposed on the platform and is disposed around the circumference of the soil pressure gauge 2 to limit the soil pressure gauge 2 on the platform, and in the embodiment of the invention, the first positioning portion 3 is a thin steel bar disposed around the circumference of the soil pressure gauge 2, and the thin steel bar is disposed around to form a containing space for clamping the soil pressure gauge 2. Preferably, the thin steel bars are wrapped with flexible materials such as plastic foam to protect the soil pressure gauge 2, and the top ends of the thin steel bars are bent inwards to control the orientation of the soil pressure gauge 2 and prevent displacement thereof; the thin steel bars and the soil pressure gauge 2 can be connected and fixed by adhesive tape.
The second positioning part 4 comprises positioning rods 41 and sleeves 42, wherein each positioning rod 41 is annularly arranged on the platform, and each sleeve 42 is vertically sleeved on the outer side of each positioning rod 41; preferably, a traction part is arranged at the top of the sleeve 42, the traction part comprises a perforation 421 arranged at the top of the sleeve 42 and a steel wire rope 422 penetrating through the perforation 421, and the soil pressure gauge 2 and the sleeve 42 are buried in soil, and the sleeve 42 is pulled out vertically by traction of the steel wire rope 422. In the embodiment of the present invention, the diameter of the positioning rod 41 in the second positioning portion 4 is larger than the diameter of the thin steel bar, the positioning rod 41 is a thick steel bar, the thick steel bar is an HRB400 steel bar with a diameter of 12mm, the length of the positioning rod 41 is not smaller than 15cm, and the thin steel bar is an HPB300 steel bar with a diameter of 6 mm; the length of the sleeve 42 is adjusted according to the burial depth of the earth pressure gauge.
The invention also provides an earth pressure gauge burying method using the earth pressure gauge burying device, which is used for burying the earth pressure gauge into a tubular pile, and comprises the following steps:
a. vertically placing and fixing the soil pressure gauge 2 in the first positioning part 3;
b. placing the penetrating part 1 on the soil surface at a preset position, wherein the smooth surface of the soil pressure gauge 2 is aligned with the radial direction of the pipe pile;
c. sleeving the sleeve 42 outside the positioning rod 41 of the second positioning part 4, and vertically pressing the sleeve 42 into soil, wherein in the embodiment of the invention, the four positioning rods 41 are arranged, and the sleeve 42 is sleeved and clamped with the positioning rods 41;
d. and a steel wire rope at the top of the sleeve 42 is pulled to vertically pull out the sleeve 42 from the soil body, and the penetrating part 1, the first positioning part 3 and the positioning rod 41 of the second positioning part 4 are automatically remained in the soil body.
The present invention has been described in detail with reference to the drawings and embodiments, and one skilled in the art can make various modifications to the invention based on the above description. Accordingly, certain details of the illustrated embodiments are not to be taken as limiting the invention, which is defined by the appended claims.
Claims (7)
1. An earth pressure gauge burying method using an earth pressure gauge burying device, characterized in that the earth pressure gauge burying device includes: a penetrating portion, a top of which is formed as a platform, and a bottom of which is pointed; the soil pressure gauge is vertically arranged on the platform; the first positioning part is arranged on the platform and surrounds the periphery of the soil pressure gauge to limit the soil pressure gauge on the platform; the second positioning part comprises positioning rods and sleeves, the positioning rods are annularly arranged on the platform, and the sleeves are vertically sleeved on the outer sides of the positioning rods; the first positioning part is a steel bar which is arranged around the circumference of the soil pressure gauge, and the steel bar is arranged around to form a containing space for clamping the soil pressure gauge; the top of the sleeve is provided with a traction part;
the soil pressure meter embedding method comprises the following steps:
a. vertically placing and fixing the soil pressure gauge in the first positioning part;
b. placing the penetrating part on the soil surface at a preset position;
c. sleeving a sleeve outside a positioning rod of the second positioning part, and vertically pressing the sleeve into soil;
d. and the sleeve is vertically pulled out, and the penetrating part, the first positioning part and the positioning rod of the second positioning part are automatically remained in the soil body.
2. The method of claim 1, wherein the first positioning portion is coated with a flexible material.
3. The method of burying a soil pressure gauge as claimed in claim 2, wherein said flexible material is a plastic foam.
4. The method of burying a soil pressure gauge as claimed in claim 2, wherein a tip end of the reinforcing bar of said first positioning portion is bent inward.
5. The method of burying a soil pressure gauge as claimed in claim 1, wherein a diameter of said positioning rod in said second positioning portion is larger than a diameter of said reinforcing bar.
6. The method of claim 1, wherein the pulling portion comprises a hole formed in the top of the casing and a wire rope inserted through the hole.
7. The method of burying a soil pressure gauge as claimed in claim 1, wherein said positioning rod has a length of not less than 15cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810352767.9A CN108425355B (en) | 2018-04-19 | 2018-04-19 | Soil pressure gauge embedding device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810352767.9A CN108425355B (en) | 2018-04-19 | 2018-04-19 | Soil pressure gauge embedding device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108425355A CN108425355A (en) | 2018-08-21 |
| CN108425355B true CN108425355B (en) | 2024-01-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810352767.9A Active CN108425355B (en) | 2018-04-19 | 2018-04-19 | Soil pressure gauge embedding device and method |
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| Country | Link |
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| CN (1) | CN108425355B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110318432B (en) * | 2019-06-25 | 2021-07-13 | 四川冶金建筑工程质量检测有限公司 | Embedding device and method for sensor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010163843A (en) * | 2009-01-19 | 2010-07-29 | Jutaku Jiban Kk | Soil improving method |
| CN103924572A (en) * | 2014-04-21 | 2014-07-16 | 福州大学 | Embedding device and method for soil pressure gauges in deep silt soil layer |
| CN105738010A (en) * | 2016-03-07 | 2016-07-06 | 湖北省电力勘测设计院 | Penetration type soil pressure box burying method in deep soft soil and burying device |
| CN106703000A (en) * | 2016-11-30 | 2017-05-24 | 河海大学 | Field earth pressure cell burying device and method thereof |
-
2018
- 2018-04-19 CN CN201810352767.9A patent/CN108425355B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010163843A (en) * | 2009-01-19 | 2010-07-29 | Jutaku Jiban Kk | Soil improving method |
| CN103924572A (en) * | 2014-04-21 | 2014-07-16 | 福州大学 | Embedding device and method for soil pressure gauges in deep silt soil layer |
| CN105738010A (en) * | 2016-03-07 | 2016-07-06 | 湖北省电力勘测设计院 | Penetration type soil pressure box burying method in deep soft soil and burying device |
| CN106703000A (en) * | 2016-11-30 | 2017-05-24 | 河海大学 | Field earth pressure cell burying device and method thereof |
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| Publication number | Publication date |
|---|---|
| CN108425355A (en) | 2018-08-21 |
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