CN218179903U - Device is buried underground to fixed inclinometer and osmometer hole altogether - Google Patents
Device is buried underground to fixed inclinometer and osmometer hole altogether Download PDFInfo
- Publication number
- CN218179903U CN218179903U CN202221456418.XU CN202221456418U CN218179903U CN 218179903 U CN218179903 U CN 218179903U CN 202221456418 U CN202221456418 U CN 202221456418U CN 218179903 U CN218179903 U CN 218179903U
- Authority
- CN
- China
- Prior art keywords
- inclinometer
- pipe
- pressure measuring
- section
- pipe section
- 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
Images
Landscapes
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The utility model discloses a fixed inclinometer and osmometer are hole device underground altogether. The pressure measuring device comprises an inclinometer pipe section and a pressure measuring pipe section; the inclinometer section is connected with the pressure measuring section through a connecting device; the inclinometer section comprises a plurality of inclinometer pipes; both ends of the inclinometer pipe are provided with connecting devices; the plurality of inclinometer pipes are connected in pairs through connecting devices; the inclinometer pipe is connected with the pressure measuring pipe section through a connecting device; the connecting device is sleeved at the connecting part of the plurality of inclinometer pipes and at the connecting part of the inclinometer pipes and the pressure measuring pipe section; the inner diameters of the inclinometer pipe and the pressure measuring pipe section are equal; the bottom end of the connecting device is provided with a pipe bottom device; a pipe bottom device is arranged at the bottom end of the pressure measuring pipe section; the pipe bottom device comprises a pipe bottom connector and an inverted conical cap; the outer diameter of the pipe bottom connector is consistent with the inner diameter of the port of the inclinometer pipe, and the bottom of the pipe bottom connector is sealed by an inverted conical cap. The utility model discloses can bury the fixed inclinometer and the osmometer sensor that are located same monitoring vertical section in the advantage of same monitoring drilling.
Description
Technical Field
The utility model relates to a safety monitoring field in the water conservancy water and electricity trade, it is a device is buried underground to fixed inclinometer and osmometer common hole that says so more specifically.
Background
Internal displacement and seepage monitoring of a dam body and a dam foundation are important monitoring contents in earth and rockfill dam safety monitoring. According to the requirements of the safety monitoring design Specification of water conservancy and hydropower engineering (SL 725-2016), the layered vertical internal displacement of the earth-rock dam can be monitored by a fixed inclinometer, and the osmotic pressure of the dam body and the dam foundation can be monitored by an osmometer.
The internal displacement monitoring is usually carried out by drilling according to the designed depth, then embedding an inclinometer pipe, and fixing and installing an inclinometer sensor in a vertical groove at the inner side of the inclinometer pipe with the specified depth. Generally, the osmotic pressure monitoring is implemented by drilling according to the designed depth, then embedding a pressure measuring pipe, and installing an osmometer sensor at the bottom of the pressure measuring pipe. If the internal displacement of the dam body is consistent with the seepage monitoring longitudinal section of the dam foundation, the two types of sensors can be embedded in a common hole theoretically from the viewpoint of saving drilling cost. However, in actual construction, due to the fact that installation environments and requirements of the inclinometer and the osmometer are not consistent, sizes and interface structures of the inclinometer pipe and the piezometer pipe are not consistent, and the like, the inclinometer pipe and the piezometer pipe are difficult to embed in a common hole at the same time, and construction cost is greatly increased.
Therefore, it is necessary to develop a common hole embedding device for the fixed inclinometer and the osmometer, which can embed the fixed inclinometer and the osmometer sensor on the same monitoring section in the same monitoring borehole and save the construction cost.
Disclosure of Invention
The utility model aims at providing a device is buried underground in fixed inclinometer and osmometer common hole, the device can bury fixed inclinometer and the osmometer sensor that is located same monitoring longitudinal section in same monitoring drilling, both can realize the safety monitoring purpose separately, can save the drilling expense of osmometer monitoring again, is particularly useful for the inside displacement of higher earth and rockfill dam of dam height and seepage flow monitoring, can show saving in production cost.
In order to realize the purpose, the technical scheme of the utility model is that: the utility model provides a device is buried underground to fixed inclinometer and osmometer hole altogether which characterized in that: comprises an inclinometry pipe section and a manometric pipe section; the pressure measuring pipe section is positioned at the lower end of the inclinometer pipe section; the bottom end of the inclinometer pipe section is provided with a pipe bottom device, and the inclinometer pipe section and the pressure measuring pipe section are separated into two independent spaces through the pipe bottom device;
the pressure measuring pipe section is connected to the lower end of the inclinometer pipe section and is sleeved on the periphery of the pipe bottom device at the bottom end of the inclinometer pipe section;
a pipe bottom device is arranged at the bottom end of the pressure measuring pipe section;
the pipe bottom device comprises a pipe bottom connector and an inverted conical cap; the outer diameter of the pipe bottom connector is consistent with the inner diameter of the end opening of the inclinometer pipe, and the bottom of the pipe bottom connector is sealed by an inverted conical cap.
In the technical scheme, the inclinometry pipe section comprises a plurality of inclinometry pipes; the plurality of inclinometer pipes are connected in pairs;
the inclinometer section is provided with a connecting device;
the connecting device is sleeved at the joint of the two connected inclinometer pipes and is positioned on the outer wall of the inclinometer pipe;
a pipe bottom device is arranged on the inclinometer pipe positioned at the bottom end of the inclinometer pipe section;
the pressure measuring pipe section is connected to the lower end of the inclinometer pipe section and sleeved on the periphery of the pipe bottom device at the bottom end of the inclinometer pipe.
In the technical scheme, the inner diameters of the inclinometer pipe and the pressure measuring pipe section are equal;
the inner diameter of the connecting device is consistent with the outer diameters of the upper end and the lower end of the inclinometer pipe.
In the technical scheme, a first female port is formed in the bottom of the inclinometer pipe, and a second female port is formed in the top of the inclinometer pipe;
the middle part of the connecting device is provided with an upper semicircular male opening and a lower semicircular male opening; the semicircular male port at the upper end is matched with the first female port, and the semicircular male port at the lower end is matched with the second female port.
Two semicircular male ports with the diameter consistent with that of the female ports at the bottoms of the inclinometer pipes are manufactured on the inner wall of the center of the connecting device, so that the connecting device can be fixed with the female ports at the ends of the two connected inclinometer pipes and/or pressure measuring pipe sections through the male ports, and the connecting device is in seamless close contact with the ends of the inclinometer pipes and/or pressure measuring pipe sections; the material of the pressure measuring pipe section is consistent with that of the inclinometer pipe, a second female port at the top of the pressure measuring pipe section is connected with a semicircular male port at the lower end of the connecting device, and a semicircular male port at the upper end of the connecting device is connected with a first female port of the inclinometer pipe; the semicircular male port at the lower end of the connecting device is connected with the second female port of the inclinometer pipe.
In the technical scheme, the tube wall of the pressure measuring tube section is wrapped with the non-woven geotextile; the pipe wall of the pressure measuring pipe section is provided with a flower hole; the two ends of the non-woven geotextile are tightly hooped by steel wires to be tightly attached to the outer wall of the pressure measuring tube, so that water permeating outside the tube can freely flow into the tube through the flower holes.
In the technical scheme, an osmometer sensor is arranged in the pressure measuring pipe section; a plurality of flower holes are formed in the top of the pressure measuring pipe section; the shielding cable of the osmometer sensor is pulled out of the piezometer pipe section through the flower hole on the top of the piezometer pipe and is pulled upwards along the pipe wall of the inclinometer pipe to be connected with a controller on the ground.
The utility model discloses the beneficial effect who produces is:
(1) The device of the utility model has reasonable structure design and simple and easy manufacture; the pressure measuring pipe is arranged at the bottom of the inclinometer section, so that the inclinometer and the pressure measuring pipe can be simultaneously installed in the same monitoring hole, and a fixed inclinometer and an osmometer are respectively installed to carry out corresponding internal displacement and osmotic pressure measurement; in the earth and rockfill dam safety monitoring needing to be simultaneously provided with the internal displacement monitoring point position and the dam foundation osmotic pressure monitoring point position at the same section and the same position, the device can place the inclination measuring and pressure measuring device in the same monitoring hole, saves the drilling cost of the pressure measuring hole on the premise of finishing the normal safety monitoring project, and can obviously reduce the safety monitoring construction cost in the reservoir with longer dam length and more dam foundation osmotic pressure monitoring sections;
(2) The utility model adds the triangular cap type pipe bottom device at the joint part of the deviational survey pipe section and the pressure measurement pipe section, which can ensure that the deviational survey pipe and the pressure measurement pipe section are divided into two different spaces, so that the measurement between each other is not interfered and influenced; meanwhile, the snap fastener is adopted for connection, reinforcement and plugging, so that the installation is simple and convenient, and the sealing effect is better; the inclinometer pipe is plugged through the pipe bottom device, so that the sealing effect and the measuring effect are ensured.
Drawings
Fig. 1 is a schematic view of the overall structure of the device of the present invention.
Fig. 2 is a schematic view of a connection structure of the inclinometer pipe and the pressure measuring pipe section of the present invention.
In the figure: 1-inclinometer pipe section, 2-pipe bottom connector, 3-shielded cable, 4-manometer pipe section, 5-osmometer sensor, 6-pipe bottom device, 7-inclinometer pipe, 8-first female port, 9-second female port, 10-flower hole, 11-connecting device, 12-upper end semicircular male port, 13-lower end semicircular male port and 14-inverted conical cap.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are not intended to limit the present invention, but are merely exemplary. While the advantages of the invention will be clear and readily appreciated by the description.
Examples
This embodiment adopts a fixed inclinometer and osmometer be downthehole device of burying underground altogether, as shown in fig. 1, upper portion is deviational survey pipeline section 1, the lower part is pressure measurement pipeline section 4, two sections (deviational survey pipeline section 1 and pressure measurement pipeline section 4 promptly) are connected through connecting device 11. The inclinometer 1 is provided with a plurality of sections, the inclinometer 1 is uniformly made of yellow ABS materials with the length of 3 meters, the outer diameter of 85 millimeters and the wall thickness of 6 millimeters, and the inclinometer 4 is only provided with one section and is completely consistent with the inclinometer in material and structure. The method comprises the following steps of grinding connectors with the thickness of 2-3 mm and the length of 8 cm at two ends of an inclinometer pipe by adopting a grinding machine, manufacturing a semicircular female port with the diameter of about 1 cm at the bottom end 2 of each connector, and installing a pipe bottom device 6 which has the outer diameter consistent with the inner diameter of the port of the inclinometer pipe and is sealed by an inverted conical cap 14 at the bottom. And the bottoms of the inclinometer pipe and the piezometer pipe, which are closest to the hole bottom, of the monitoring hole are sealed by adopting a special pipe bottom device 6.
The material of the pressure measuring pipe section 4 is completely consistent with that of the inclinometer pipe 7, the length of the pressure measuring pipe section is about 1 meter, and the top of the pressure measuring pipe section 4 is connected with the pipe bottom 2 of the inclinometer pipe 7 closest to the hole bottom. Drilling a plurality of flower holes 10 with the vertical direction interval of 30 cm and the diameter of 6 mm on the pipe wall of the pressure measuring pipe section 4, wrapping the pipe wall of the pressure measuring pipe section 4 by non-woven geotextile, tightly hooping the two ends by steel wires to ensure that the non-woven geotextile is tightly attached to the outer wall of the pressure measuring pipe section 4, and ensuring that the water seepage outside the pressure measuring pipe section 4 can freely flow into the pressure measuring pipe section 4 through the flower holes 10. An osmometer sensor 5 is arranged in the pressure measuring pipe section 4, and a shielded cable 3 of the osmometer sensor 5 is drawn out through a pipe top flower hole 10 of the pressure measuring pipe section 4 and led to the ground along the pipe wall of an inclinometer pipe 7.
The inclinometer tube 7 and the inclinometer tube 7, and the inclinometer tube 7 and the pressure measuring tube section 4 are connected and fixed through a connecting device 11, and the specific structure is shown in figure 2. Semi-circular female ports (namely a first female port 8 and a second female port 9) with the diameter of about 1 cm are cut at the lower end of the inclinometer pipe 7 and the end head of the upper end of the inclinometer pipe 7 or the manometer pipe section 4, and a sleeve pipe with the length of 16 cm and the inner diameter slightly larger than the outer diameter of the manometer pipe section 4 and the end head of the inclinometer pipe 7 is manufactured to serve as a connecting device 11. Two semicircular male ports (namely an upper semicircular male port 12 and a lower semicircular male port 13) with the diameter of about 1 cm are formed in the center of the inner wall of the connecting device 11, so that the connecting device 11 can be fixedly connected with the first female port 8 through the upper semicircular male port 12, the lower semicircular male port 13 is fixedly connected with the second female port 9, and the connecting device 11 is in seamless close fit with the pressure measuring pipe section 4 and the end head of the inclinometer pipe 7.
Compared with the prior art and equipment, this embodiment adopts the utility model discloses at least, including following beneficial effect:
this embodiment adopts the utility model discloses device structural design is reasonable, is applicable to the dam safety monitoring of the inside displacement of dam body and dam foundation seepage flow monitoring position unanimity in, and the preparation is simple and easy. This embodiment can install inclinometer pipe and pressure-measuring pipe simultaneously in same monitoring hole through arranging the bottom of inclinometer pipe in with the pressure-measuring pipe, installs fixed inclinometer and osmometer respectively, carries out corresponding inside displacement and osmotic pressure and measures. In the earth and rockfill dam safety monitoring that needs are simultaneous, with section, apposition setting inside displacement monitoring point position and dam foundation osmotic pressure monitoring point position, the device can place deviational survey and pressure measuring device in same monitoring hole, under the prerequisite of accomplishing normal safety monitoring project, has saved the drilling expense of pressure measuring hole, longer, the more reservoir application of dam foundation osmotic pressure monitoring section can show reduction safety monitoring construction cost at the dam length. Compared with the prior art, the triangular cap type pipe bottom device originally used for plugging the inclinometer pipe is additionally arranged at the joint of the inclinometer pipe section and the pressure measuring pipe section, so that the inclinometer pipe and the pressure measuring pipe section can be divided into two different spaces, and the measurement between the inclinometer pipe section and the pressure measuring pipe section is not interfered and influenced; meanwhile, the snap fastener is adopted for connection, reinforcement and plugging, the installation is simple and convenient, and the sealing effect is better.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Other parts not described belong to the prior art.
Claims (6)
1. The utility model provides a device is buried underground to fixed inclinometer and osmometer hole altogether which characterized in that: comprises an inclinometer pipe section (1) and a pressure measuring pipe section (4); the pressure measuring pipe section (4) is connected to the lower end of the inclinometer pipe section (1); a pipe bottom device (6) is installed at the bottom end of the inclinometer pipe section (1), and the inclinometer pipe section (1) and the pressure measuring pipe section (4) are separated through the pipe bottom device (6);
the pressure measuring pipe section (4) is sleeved on the periphery of the pipe bottom device (6) at the bottom end of the inclinometer pipe section (1);
the bottom end of the pressure measuring pipe section (4) is provided with a pipe bottom device (6);
the pipe bottom device (6) comprises a pipe bottom connector (2) and an inverted conical cap (14); the outer diameter of the pipe bottom connector (2) is consistent with the inner diameter of the port of the inclinometer pipe (7), and the bottom of the pipe bottom connector (2) is sealed by an inverted conical cap (14).
2. The fixed inclinometer and osmometer co-hole burying device according to claim 1, characterized in that: the inclinometer section (1) comprises a plurality of inclinometer pipes (7); the plurality of inclinometer pipes (7) are connected in pairs;
the inclinometer section (1) is provided with a connecting device (11);
the connecting device (11) is sleeved at the joint of the two connected inclinometer pipes (7);
a pipe bottom device (6) is arranged on the inclinometer pipe (7) positioned at the bottom end of the inclinometer pipe section (1);
the pressure measuring pipe section (4) is connected to the lower end of the inclinometer pipe section (1) and sleeved on the periphery of the pipe bottom device (6) at the bottom end of the inclinometer pipe (7).
3. The fixed inclinometer and osmometer co-hole burying device according to claim 2, characterized in that: the inner diameters of the inclinometer pipe (7) and the pressure measuring pipe section (4) are equal;
the inner diameter of the connecting device (11) is consistent with the outer diameters of the two ends of the inclinometer pipe (7).
4. A fixed inclinometer and osmometer co-hole burying device according to claim 3, characterized in that: a first female port (8) is formed in the bottom of the inclinometer pipe (7), and a second female port (9) is formed in the top of the inclinometer pipe;
the middle part of the connecting device (11) is provided with an upper semicircular male opening (12) and a lower semicircular male opening (13); the upper semicircular male port (12) is matched with the first female port (8), and the lower semicircular male port (13) is matched with the second female port (9).
5. The fixed inclinometer and osmometer co-hole burying device according to claim 4, characterized in that: the pipe wall of the pressure measuring pipe section (4) is wrapped with non-woven geotextile; the pipe wall of the pressure measuring pipe section (4) is provided with a flower hole (10).
6. The fixed inclinometer and osmometer co-hole burying device according to claim 5, characterized in that: a osmometer sensor (5) is arranged in the pressure measuring pipe section (4); a plurality of flower holes (10) are arranged on the top of the pressure measuring pipe section (4); the shielding cable (3) of the osmometer sensor (5) is drawn out of the pressure measuring pipe section (4) through the flower hole (10) and is connected with a controller on the ground along the pipe wall of the inclinometer pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221456418.XU CN218179903U (en) | 2022-06-10 | 2022-06-10 | Device is buried underground to fixed inclinometer and osmometer hole altogether |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221456418.XU CN218179903U (en) | 2022-06-10 | 2022-06-10 | Device is buried underground to fixed inclinometer and osmometer hole altogether |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218179903U true CN218179903U (en) | 2022-12-30 |
Family
ID=84609911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221456418.XU Active CN218179903U (en) | 2022-06-10 | 2022-06-10 | Device is buried underground to fixed inclinometer and osmometer hole altogether |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218179903U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116592938A (en) * | 2023-04-23 | 2023-08-15 | 上海勘测设计研究院有限公司 | Multifunctional observation tube for earth and rockfill dam |
-
2022
- 2022-06-10 CN CN202221456418.XU patent/CN218179903U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116592938A (en) * | 2023-04-23 | 2023-08-15 | 上海勘测设计研究院有限公司 | Multifunctional observation tube for earth and rockfill dam |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101915094B (en) | Structuring method of continuous monitoring system of overburden rock displacement in ore bed mining process | |
| CN218179903U (en) | Device is buried underground to fixed inclinometer and osmometer hole altogether | |
| CN203881738U (en) | Three-dimensional model test system for treating water bursting, mud bursting and grouting of tunnel | |
| CN203798629U (en) | Underground water stratified sampling device | |
| CN100489361C (en) | Method for reducing prop force with ring-shape mud sheath in pipe-jacking construction | |
| CN111305285B (en) | Installation method of safety monitoring instrument for ultra-deep covering layer working well | |
| CN205956550U (en) | Construction flexible slip casting pipe among steel cylinder concrete pipe for method is advanced on top | |
| CN211113799U (en) | Deep foundation pit risk early warning system for construction site | |
| CN105089624A (en) | Horizontal-well coiled tubing conveying dynamic logging method | |
| CN211480858U (en) | Monitoring cable pre-embedding device in diversion tunnel lining | |
| CN108286418B (en) | Cable connection structure and method for intelligent measuring and adjusting injection device of coiled tubing of water injection well | |
| CN204984347U (en) | Slip casting tubular column is backfilled with casing annulus cement to no coupling well | |
| CN212432125U (en) | Device for observing stratum lifting displacement by static level in horizontal drilling | |
| CN212248190U (en) | Sleeve valve pipe slip casting assists orienting device | |
| CN204782960U (en) | Integrated tubular column of water water injection sand control is adopted to individual well | |
| CN212294647U (en) | Novel positioning guide sleeve method composite anchor rod pile device | |
| CN215907831U (en) | Cable-free cable-connected intelligent layered water injection pipe column connecting structure | |
| CN112987209A (en) | Communication cable working well and maintenance method thereof | |
| CN203175580U (en) | Portal water stopping device for power cable tunnel pipe jacking construction out of tunnel | |
| CN111244859B (en) | Device and method for embedding monitoring cable in diversion tunnel lining | |
| CN104863636B (en) | New Mine deep hole monitoring sensor combines installation aiding device | |
| CN211816485U (en) | Installation structure of safety monitoring instrument of ultra-deep covering layer working well | |
| CN109853509B (en) | Method for embedding sensor in sand layer | |
| CN2754077Y (en) | Foundation soil vacuum degree sensor | |
| CN111044005B (en) | Pre-buried formula obturator lateral deformation measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |