CN219840132U - Soil layer horizontal displacement monitoring sensor fixing device - Google Patents
Soil layer horizontal displacement monitoring sensor fixing device Download PDFInfo
- Publication number
- CN219840132U CN219840132U CN202320430215.1U CN202320430215U CN219840132U CN 219840132 U CN219840132 U CN 219840132U CN 202320430215 U CN202320430215 U CN 202320430215U CN 219840132 U CN219840132 U CN 219840132U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- wedge
- monitoring sensor
- protective cylinder
- displacement monitoring
- 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.)
- Active
Links
- 239000002689 soil Substances 0.000 title claims abstract description 39
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 35
- 238000012544 monitoring process Methods 0.000 title claims abstract description 33
- 230000001681 protective effect Effects 0.000 claims abstract description 26
- 230000006835 compression Effects 0.000 claims abstract description 7
- 238000007906 compression Methods 0.000 claims abstract description 7
- 238000010276 construction Methods 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
Landscapes
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The utility model discloses a soil layer horizontal displacement monitoring sensor fixing device which mainly comprises a sleeve, a sleeve connecting pipe, a mounting base and a pull rope, wherein wedge grooves are engraved on the inner wall of the sleeve; the mounting base consists of a square protective cylinder, an extension arm hinged to the outer wall of the square protective cylinder and a pre-compression spring arranged between the square protective cylinder and the extension arm; the fixing device is used for fixing the soil layer horizontal displacement monitoring sensor by utilizing the fit of the wedge-shaped end of the extending arm in the mounting base and the wedge-shaped groove of the inner wall of the sleeve embedded in the soil layer; the utility model can fix the soil layer horizontal displacement monitoring sensor at the predetermined depth position of the soil layer, and the sensor and the mounting base can be taken out freely for reuse after monitoring is completed, thereby having wide application prospect.
Description
Technical Field
The utility model relates to the technical field of buildings, in particular to a fixing device for a soil layer horizontal displacement monitoring sensor.
Background
With the rapid development of social economy, urban construction grows upwards and downwards while expanding outwards, wherein the development and utilization of urban underground space are more and more emphasized, and a large number of deep foundation pit projects are continuously emerging. Underground overground construction structures in urban center areas are densely distributed, and the influence of deep foundation pit excavation on adjacent construction structures is not negligible; in order to ensure the safety of deep foundation pit excavation construction, the horizontal displacement of the soil layer around the foundation pit needs to be monitored in real time. At present, the soil layer horizontal displacement is monitored by a portable inclinometer, the basic principle is that the horizontal displacement is obtained by measuring the inclination angles of drilling holes at different height positions, and the method requires a measurer to go to a construction site regularly; besides adopting inclinometer to monitor regularly, displacement monitoring sensors (or inclinometers) can also be directly arranged in the drill holes to monitor the horizontal displacement of the soil layer in real time. The utility model provides a fixing device for a soil layer horizontal displacement monitoring sensor, which can fix the soil layer horizontal displacement monitoring sensor at a preset depth position of a soil layer, and the sensor and a mounting base can be freely taken out for reuse after monitoring is finished, so that the fixing device has a wide application prospect.
Disclosure of Invention
The utility model aims to provide the soil horizon horizontal displacement monitoring sensor fixing device which can fix the soil horizon horizontal displacement monitoring sensor at a preset depth position of the soil horizon, and the sensor and the mounting base can be taken out freely for reuse after monitoring is completed, so that the soil horizon horizontal displacement monitoring sensor fixing device has wide application prospect.
The utility model is realized by the following technical scheme:
a soil layer horizontal displacement monitoring sensor fixing device mainly comprises a sleeve with a wedge-shaped groove carved on the inner wall, a sleeve connecting pipe, a mounting base and a pull rope connected with the adjacent mounting bases; the mounting base consists of a square protective cylinder, an extension arm hinged to the outer wall of the square protective cylinder and a pre-compression spring arranged between the square protective cylinder and the extension arm; the fixing device utilizes the fit of the wedge-shaped end of the extending arm in the mounting base and the wedge-shaped groove of the inner wall of the sleeve embedded in the soil layer to fix the soil layer horizontal displacement monitoring sensor.
Further, the outer diameter of the sleeve is 90-100 mm, the wall thickness is 6-10 mm, and the length is 15-20 cm; the wedge-shaped grooves are two groups, the depth is 4-6 mm, the width is 4-6 mm, and the distance between the two groups of wedge-shaped grooves is 6-10 cm.
Further, the outer diameter and the wall thickness of the sleeve connecting pipe are consistent with those of the sleeve, and the length of the sleeve connecting pipe is 80-120 cm.
Further, the square protective cylinder has an internal width of 40-60 mm, a wall thickness of 3-5 mm and a length of 10-15 cm.
Further, the two groups of the extending arms are respectively arranged at two ends of the square protective cylinder, the vertical intervals of the two groups of the extending arms are consistent with the vertical intervals of the wedge-shaped grooves on the inner wall of the sleeve, one end of each extending arm is hinged to the outer side of the protective cylinder, and the appearance of the other end of each extending arm is consistent with the appearance of the wedge-shaped groove of the sleeve; under the condition that the extending arm and the square protective cylinder form an included angle of 45 degrees, the extending diameter is consistent with the inner diameter of the sleeve.
The utility model has the beneficial effects that:
the utility model is composed of a sleeve with wedge-shaped grooves carved on the inner wall, a sleeve connecting pipe, a mounting base and a pull rope connected with the adjacent mounting base, wherein the mounting base is composed of a square protective cylinder, an extending arm hinged on the outer wall of the protective cylinder and a pre-compression spring arranged between the square protective cylinder and the extending arm. The device can realize that the soil layer horizontal displacement monitoring sensor is fixed at a soil layer preset depth position, and the sensor and the mounting base can be taken out freely for reuse after monitoring is completed, so that the device has wide application prospect.
Drawings
FIG. 1 is a schematic diagram of an assembly structure of a sleeve and a sleeve connecting pipe according to an embodiment of the present utility model;
FIG. 2 is a schematic perspective view of a mounting base according to an embodiment of the present utility model;
FIG. 3 is a schematic top view of a mounting base according to an embodiment of the present utility model;
FIG. 4 is a schematic top view of an assembled mounting base and sleeve according to an embodiment of the present utility model;
FIG. 5 is a schematic view showing the front structure of a mounting base according to an embodiment of the present utility model;
fig. 6 is a schematic plan perspective view of an embodiment of the utility model after the mounting base is assembled with the sleeve.
In the accompanying drawings: 1-a sleeve; 2-a sleeve connecting pipe; 3-a mounting base; 4-pulling ropes; a 5-displacement sensor; 11-wedge grooves; 31-square protective cylinder; 32-an extension arm; 33-pre-pressing the spring.
Detailed Description
The present utility model will now be described in detail with reference to the drawings and the detailed description thereof, wherein the utility model is illustrated by the schematic drawings and the detailed description thereof, which are included to illustrate and not to limit the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, back, upper, lower, top, bottom … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicators are correspondingly changed.
In the present utility model, unless explicitly specified and limited otherwise, the term "connected" is to be construed broadly, and for example, "connected" may be either fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first", "a second" may include at least one such feature, either explicitly or implicitly; in addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Referring to fig. 1 to 6, a soil horizon horizontal displacement monitoring sensor fixing device is mainly composed of a sleeve 1 with a wedge-shaped groove 11 carved on the inner wall, a sleeve connecting pipe 2, a mounting base 3 and a pull rope 4 connecting adjacent mounting bases 3; the mounting base 3 consists of a square protective cylinder 31, an extension arm 32 hinged to the outer wall of the square protective cylinder 31 and a pre-compression spring 33 arranged between the square protective cylinder 31 and the extension arm 32; the fixing device utilizes the wedge-shaped end of the extending arm 32 in the mounting base 3 to be matched with the wedge-shaped groove 11 on the inner wall of the sleeve 1 embedded in the soil layer to fix the soil layer horizontal displacement monitoring sensor. According to the utility model, the elastic force of the compression pre-pressing spring 33 is utilized to tightly fit the wedge-shaped end of the outward extending arm 32 in the mounting base 3 with the wedge-shaped groove 11 embedded in the inner wall of the sleeve in the soil layer to fix the soil layer horizontal displacement monitoring sensor, and after the monitoring is finished, the mounting base 3 and the sensor can be taken out for reuse by dragging the pull rope 4, so that the technology has a wide application prospect.
Specifically, in the scheme of the embodiment, the outer diameter of the sleeve 1 is 90-100 mm, the wall thickness is 6-10 mm, and the length is 15-20 cm; the number of the wedge-shaped grooves 11 is two, the depth is 4-6 mm, the width is 4-6 mm, and the distance between the two wedge-shaped grooves 11 is 6-10 cm.
Specifically, in this embodiment, the outer diameter and the wall thickness of the sleeve connecting pipe 2 are identical to those of the sleeve 1, and the length of the sleeve connecting pipe 2 is 80-120 cm.
Specifically, in this embodiment, the square protection sleeve 31 has an internal width of 40-60 mm, a wall thickness of 3-5 mm, and a length of 10-15 cm.
Specifically, in this embodiment, the two sets of the extending arms 32 are respectively disposed at two ends of the square protective cylinder 31, the vertical intervals of the two sets are consistent with the vertical intervals of the wedge-shaped grooves 11 on the inner wall of the sleeve 1, one end of each extending arm 32 is hinged to the outer side of the protective cylinder, and the shape of the other end is consistent with that of the wedge-shaped grooves 11 of the sleeve 1; the abduction diameter is identical to the inner diameter of the casing 1 with the abduction arms 32 forming an angle of 45 deg. with the square casing 31. The number of the extension arms 32 and the preload springs 33 is 8.
Specifically, in this embodiment, the application of the fixing device for the soil layer horizontal displacement monitoring sensor includes the following procedures: (1) the displacement sensor 5 is fixed in the square base of the mounting base 3; (2) pressing the mounting base 3 into the sleeve 1 to realize wedge engagement between the extending arm 32 of the mounting base 3 and the wedge-shaped groove 11 on the inner wall of the sleeve 1; (3) connecting the sleeve 1 with the sleeve connecting pipe 2 and plugging the bottom of the sleeve 1; (4) drilling a hole with the diameter of 138mm in the soil layer; (5) lowering the connected casing 1 into the borehole; (6) filling the gap between the sleeve 1 and the borehole wall by adopting cement mortar; (6) after the monitoring is finished, the installation base 3 and the displacement sensor 5 are pulled out through the pull rope 4.
According to the utility model, the wedge-shaped end of the extending arm 32 in the mounting base 3 is tightly matched with the wedge-shaped groove 11 on the inner wall of the sleeve 1 embedded in the soil layer by utilizing the repulsive force of the compression pre-pressing spring 33, so that the soil layer horizontal displacement monitoring displacement sensor 5 is fixed, and after the monitoring is finished, the mounting base 3 and the displacement sensor 5 can be taken out for reuse by dragging the pull rope 4, so that the technology has a wide application prospect.
The foregoing has described in detail the technical solutions provided by the embodiments of the present utility model, and specific examples have been applied to illustrate the principles and implementations of the embodiments of the present utility model, where the above description of the embodiments is only suitable for helping to understand the principles of the embodiments of the present utility model; meanwhile, as for those skilled in the art, according to the embodiments of the present utility model, there are variations in the specific embodiments and the application scope, and the present description should not be construed as limiting the present utility model.
Claims (5)
1. A soil horizon horizontal displacement monitoring sensor fixing device which is characterized in that: the device mainly comprises a sleeve with wedge-shaped grooves carved on the inner wall, a sleeve connecting pipe, a mounting base and a pull rope connected with the adjacent mounting bases; the mounting base consists of a square protective cylinder, an extension arm hinged to the outer wall of the square protective cylinder and a pre-compression spring arranged between the square protective cylinder and the extension arm; the fixing device utilizes the fit of the wedge-shaped end of the extending arm in the mounting base and the wedge-shaped groove of the inner wall of the sleeve embedded in the soil layer to fix the soil layer horizontal displacement monitoring sensor.
2. The soil horizon displacement monitoring sensor fixing apparatus of claim 1 wherein: the outer diameter of the sleeve is 90-100 mm, the wall thickness is 6-10 mm, and the length is 15-20 cm; the wedge-shaped grooves are two groups, the depth is 4-6 mm, the width is 4-6 mm, and the distance between the two groups of wedge-shaped grooves is 6-10 cm.
3. The soil horizon displacement monitoring sensor fixing apparatus of claim 1 wherein: the outer diameter and the wall thickness of the sleeve connecting pipe are consistent with those of the sleeve, and the length of the sleeve connecting pipe is 80-120 cm.
4. The soil horizon displacement monitoring sensor fixing apparatus of claim 1 wherein: the square protective cylinder has an internal width of 40-60 mm, a wall thickness of 3-5 mm and a length of 10-15 cm.
5. The soil horizon displacement monitoring sensor fixing apparatus of claim 1 wherein: the two groups of the extending arms are respectively arranged at two ends of the square protective cylinder, the vertical intervals of the two groups of the extending arms are consistent with the vertical intervals of the wedge-shaped grooves on the inner wall of the sleeve, one end of each extending arm is hinged to the outer side of the protective cylinder, and the appearance of the other end of each extending arm is consistent with the appearance of the wedge-shaped groove of the sleeve; under the condition that the extending arm and the square protective cylinder form an included angle of 45 degrees, the extending diameter is consistent with the inner diameter of the sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320430215.1U CN219840132U (en) | 2023-03-09 | 2023-03-09 | Soil layer horizontal displacement monitoring sensor fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320430215.1U CN219840132U (en) | 2023-03-09 | 2023-03-09 | Soil layer horizontal displacement monitoring sensor fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219840132U true CN219840132U (en) | 2023-10-17 |
Family
ID=88302524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320430215.1U Active CN219840132U (en) | 2023-03-09 | 2023-03-09 | Soil layer horizontal displacement monitoring sensor fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219840132U (en) |
-
2023
- 2023-03-09 CN CN202320430215.1U patent/CN219840132U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111220089B (en) | Pile foundation pore-forming shape and perpendicularity detection device and detection method thereof | |
| CN107386342A (en) | Offshore wind farm single-pile foundation stake monitoring device | |
| CN103727911A (en) | Assembled deep displacement monitoring device and system based on MEMS array | |
| CN108344347A (en) | A kind of landslide depth displacement real-time measurement apparatus and measurement method | |
| CN109594578A (en) | A kind of small micro- communication base station pile foundation mechanism of the 5G of tower cabinet | |
| CN115950396A (en) | Surface and underground integrated settlement monitoring device and method | |
| CN219840132U (en) | Soil layer horizontal displacement monitoring sensor fixing device | |
| CN202214741U (en) | Wireless self-networked steel support stress monitoring system | |
| CN114481979B (en) | Construction method of pumped storage power station | |
| CN206223141U (en) | A kind of auto monitoring and measurement system for foundation ditch and tunnel deformation | |
| CN211113654U (en) | Steel construction foundation ditch strutting arrangement for construction | |
| CN209568442U (en) | Foundation pit structure with real-time monitoring and early warning functions | |
| CN208012490U (en) | Landslide depth displacement real-time measurement apparatus | |
| CN215338332U (en) | Deeply buried level mark | |
| CN214738311U (en) | Foundation pit safety alarm device | |
| CN111794222A (en) | Intelligent anchor rod controlled by hydraulic servo system | |
| CN212177165U (en) | Steel pipe curtain heaving and sinking observation device | |
| CN111395339A (en) | Mounting structure and mounting method for accurately embedding cast-in-situ bored pile casing | |
| CN214656906U (en) | Inclinometer fixing device for foundation pit monitoring | |
| CN211527385U (en) | Fixed inclinometer | |
| CN214040986U (en) | Strain data testing device for calculating shear strength index of foundation pit support | |
| CN215926002U (en) | A road foundation ditch supporting construction for municipal works | |
| CN211735419U (en) | Building construction basis deep basal pit excavation construction protective structure | |
| CN215329886U (en) | Positioning foundation pile device for civil construction | |
| CN218952137U (en) | Underground water level monitoring well group of composite aquifer system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |