CN107462216B - Deep foundation pit deformation and inclination monitoring and alarming device - Google Patents
Deep foundation pit deformation and inclination monitoring and alarming device Download PDFInfo
- Publication number
- CN107462216B CN107462216B CN201710753271.8A CN201710753271A CN107462216B CN 107462216 B CN107462216 B CN 107462216B CN 201710753271 A CN201710753271 A CN 201710753271A CN 107462216 B CN107462216 B CN 107462216B
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- China
- Prior art keywords
- sensor
- foundation pit
- precision
- detection
- ball
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/10—Measuring inclination, e.g. by clinometers, by levels by using rolling bodies, e.g. spheres, cylinders, mercury droplets
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/10—Measuring inclination, e.g. by clinometers, by levels by using rolling bodies, e.g. spheres, cylinders, mercury droplets
- G01C2009/107—Measuring inclination, e.g. by clinometers, by levels by using rolling bodies, e.g. spheres, cylinders, mercury droplets spheres
Abstract
The invention discloses a deep foundation pit deformation and inclination monitoring and alarming device, which relates to the technical field of foundation pit monitoring and comprises an installation cylinder, a sensor instrument and an alarm indicator lamp which are sequentially connected, wherein a precise sensor, a detection ball and a high-precision spherical universal joint are installed in the installation cylinder, and the sensor instrument is connected with the precise sensor. The device is installed in the foundation ditch, and in case take place to incline the back detection ball and keep vertical state, and the measuring stick of precision sensor takes place to incline, and the sensor instrument shows precision sensor's displacement volume, and the control warning pilot lamp is lighted when the gradient surpasss the default. The device provided by the invention has a simple structure, is convenient to use, can effectively sense the inclination change of 360 degrees in any direction not exceeding 30 degrees, greatly improves the overall sensitivity, is convenient for detecting the inclination change condition of the foundation pit in early stage, greatly improves the overall safety, and reduces the overall resistance to manpower.
Description
Technical Field
The invention relates to the technical field of foundation pit monitoring, in particular to a deep foundation pit deformation and inclination monitoring and alarming device.
Background
At present, the detection of the inclined deformation of the foundation pit is mostly realized mainly by means of regular monitoring of measuring instruments such as a total station and the like, although the deformation condition of the foundation pit can be accurately known by the method, 24-hour uninterrupted continuous monitoring cannot be realized, and a large time blind area exists, so that a large potential safety hazard still exists.
Disclosure of Invention
The embodiment of the invention provides a deep foundation pit deformation and inclination monitoring and alarming device which can solve the problems in the prior art.
A deep foundation pit deformation and inclination monitoring and alarming device comprises an installation cylinder, a sensor instrument and an alarm indicator lamp, the bottom of the mounting cylinder is provided with a sensor mounting seat, the top surface of the sensor mounting seat is provided with a mounting groove, a precision sensor is fixedly arranged in the mounting groove, one end of a detection rod of the precision sensor is movably arranged in the precision sensor, the other end of the detection rod extends out of the top of the precision sensor and is rotatably connected with the bottom of the detection ball, the top of the detection ball is fixedly connected with the bottom end of the high-precision ball universal joint, the top end of the high-precision ball universal joint is fixedly connected with the bottom end of the adjusting screw rod, the top end of the adjusting screw rod is in threaded connection with the top cover at the top of the mounting cylinder, the output end of the precision sensor is connected with the sensor instrument through a signal line, and the alarm indicator lamp is also connected with the sensor instrument through a signal line.
Preferably, a guide block is fixedly mounted on the inner wall of the mounting cylinder, a guide hole is formed in the center of the guide block, and the other end of the detection rod penetrates through the guide hole and then is rotatably connected with the bottom of the detection ball.
Preferably, the diameter of the mounting cylinder is 50-60 mm.
The invention provides a deep foundation pit deformation inclination monitoring and alarming device which comprises an installation cylinder, a sensor instrument and an alarm indicator lamp which are sequentially connected, wherein a precision sensor is fixedly installed on the bottom surface inside the installation cylinder, the top end of a detection rod of the precision sensor extends out and is rotatably connected with a detection ball, the top of the detection ball is connected with an adjusting screw rod through a high-precision spherical universal joint, the adjusting screw rod is screwed on a top cover of the installation cylinder, and the sensor instrument is connected with the precision sensor. The device is installed in the foundation ditch, and in case take place to incline the back detection ball and keep vertical state, and the measuring staff takes place to incline in the precision sensor is inside, and the sensor instrument shows precision sensor's displacement volume, and the control warning pilot lamp is lighted when the gradient surpasss the default. Simple structure, high durability and convenient use, wholly not only can install the skew condition of the peripheral real-time detection response deep basal pit in the foundation ditch, simultaneously can also place the change condition of inclination angle in the real-time detection drilling in the drilling, and this device can 360 degrees arbitrary directions of effectual response be no longer than 30 degrees tilt changes in concrete implementation, great improvement its holistic sensitivity, be convenient for just can detect the level of foundation ditch and the change condition of high slope in early stage, great improvement holistic security, reduced its whole to artificial tolerance according to.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a deep foundation pit deformation inclination monitoring and alarming device provided in an embodiment of the present invention;
fig. 2 is a schematic view showing an inclined state of the mounting cylinder in fig. 1.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the deep foundation pit deformation and inclination monitoring and alarming device provided in the embodiment of the invention comprises an installation cylinder 1, a sensor instrument 10 and an alarm indicator lamp 11.
The mounting cylinder 1 is a cylindrical hollow cylinder, two ends of the mounting cylinder are sealed, the bottom of the mounting cylinder 1 is provided with a sensor mounting seat 2, a mounting groove is formed in the top surface of the sensor mounting seat 2, a precision sensor 3 is fixedly mounted in the mounting groove, one end of a detection rod 4 of the precision sensor 3 is movably mounted inside the precision sensor 3, and the other end of the detection rod extends out of the top of the precision sensor 3. The other end of the detection rod 4 penetrates through a guide block 5 fixed on the inner wall of the mounting cylinder 1 and then is rotatably connected with the bottom of a detection ball 6. The center of the guide block 5 is provided with a guide hole, and the detection rod 4 is positioned in the guide hole to ensure the accuracy of the detection rod 4. The top of the detection ball 6 is fixedly connected with the bottom end of the high-precision ball universal joint 7, the top end of the high-precision ball universal joint 7 is fixedly connected with the bottom end of the adjusting screw rod 8, and the top end of the adjusting screw rod 8 is in threaded connection with the top cover 9 at the top of the installation barrel 1.
The output end of the precision sensor 3 is connected with the sensor instrument 10 through a signal line, and the alarm indicator lamp 11 is also connected with the sensor instrument 10 through a signal line.
In this embodiment, the diameter of the installation cylinder 1 is 50-60mm, so that the installation cylinder can freely enter the foundation pit.
As shown in fig. 2, when the device is used, the inclination of the foundation pit causes the device to incline, the detection ball 6 rotates around the high-precision ball joint 7 due to the self weight of the device after the device inclines so as to be always kept in a vertical state, at this time, after the device inclines, the detection rod 4 of the precision sensor 3 rotates around the detection ball 6, so that the inclined displacement is generated inside the precision sensor 3, at this time, the sensor instrument 10 displays the displacement of the precision sensor 3, if the inclination is larger, the displacement of the precision sensor 3 is larger, an alarm value is set according to the inclined angle, and when the inclination reaches the alarm value, the alarm indicator lamp 11 is turned on.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (3)
1. A deep foundation pit deformation and inclination monitoring and alarming device is characterized by comprising an installation cylinder, a sensor instrument and an alarm indicator lamp, the bottom of the mounting cylinder is provided with a sensor mounting seat, the top surface of the sensor mounting seat is provided with a mounting groove, a sensor is fixedly arranged in the mounting groove, one end of a detection rod of the sensor is movably arranged in the sensor, the other end of the detection rod of the sensor extends out of the top of the sensor and is rotatably connected with the bottom of the detection ball, the top of the detection ball is fixedly connected with the bottom end of a ball universal joint, the top end of the ball universal joint is fixedly connected with the bottom end of the adjusting screw rod, the top end of the adjusting screw rod is in threaded connection with the top cover at the top of the mounting cylinder, the output end of the sensor is connected with the sensor instrument through a signal line, and the alarm indicator lamp is also connected with the sensor instrument through a signal line.
2. The device as claimed in claim 1, wherein a guide block is fixedly mounted on the inner wall of the mounting cylinder, a guide hole is formed in the center of the guide block, and the other end of the detection rod passes through the guide hole and then is rotatably connected with the bottom of the detection ball.
3. The apparatus of claim 1, wherein the diameter of the mounting cylinder is 50-60 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710753271.8A CN107462216B (en) | 2017-08-29 | 2017-08-29 | Deep foundation pit deformation and inclination monitoring and alarming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710753271.8A CN107462216B (en) | 2017-08-29 | 2017-08-29 | Deep foundation pit deformation and inclination monitoring and alarming device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107462216A CN107462216A (en) | 2017-12-12 |
| CN107462216B true CN107462216B (en) | 2020-04-03 |
Family
ID=60549632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710753271.8A Expired - Fee Related CN107462216B (en) | 2017-08-29 | 2017-08-29 | Deep foundation pit deformation and inclination monitoring and alarming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107462216B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109211087B (en) * | 2018-09-30 | 2020-08-18 | 东南大学 | Foundation pit deformation measuring device and method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2407457A1 (en) * | 1977-10-27 | 1979-05-25 | Rech Etu Tech | Inclinometer for use with earth drill - includes pendulum and detectors sensing displacement in each of two directions |
| DE2847128A1 (en) * | 1978-10-30 | 1980-05-14 | Tracto Technik | Axial position detector for percussion drill - indicates position w.r.t. horizontal using vibration-proofed reference level with electrical sensing and evaluation |
| DD286421A5 (en) * | 1989-07-19 | 1991-01-24 | Ba Der Ddr,Institut F. Technol. Und Mechanisierung,De | OPTICAL FLUID INJECTION AND / OR TILT CHANGE DETECTORS |
| CN2400782Y (en) * | 1999-09-25 | 2000-10-11 | 黄忠发 | Horizontal displacement sensitive switch |
| CN206223147U (en) * | 2016-09-30 | 2017-06-06 | 许昌学院 | A kind of deformation of deep excavation monitoring alarm |
-
2017
- 2017-08-29 CN CN201710753271.8A patent/CN107462216B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN107462216A (en) | 2017-12-12 |
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