CN218066291U - Automatic monitoring devices suitable for prevention and cure of geological disasters - Google Patents
Automatic monitoring devices suitable for prevention and cure of geological disasters Download PDFInfo
- Publication number
- CN218066291U CN218066291U CN202222285026.8U CN202222285026U CN218066291U CN 218066291 U CN218066291 U CN 218066291U CN 202222285026 U CN202222285026 U CN 202222285026U CN 218066291 U CN218066291 U CN 218066291U
- Authority
- CN
- China
- Prior art keywords
- monitoring box
- monitoring
- sliding block
- pile
- fixing pile
- 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
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The utility model belongs to geological disasters monitoring field especially relates to an automatic monitoring devices suitable for geological disasters prevents and treats. The technology comprises a first fixed pile and a second fixed pile, wherein a monitoring box is arranged at the top of the first fixed pile, and a sliding block is arranged inside the monitoring box in a sliding manner; the inside of the monitoring box is provided with a tension spring, the left end of the tension spring is fixedly connected with the left side wall of the monitoring box, and the right end of the tension spring is fixedly connected with the left side wall of the sliding block; a magnetostrictive displacement sensor is arranged in the monitoring box, a movable magnetic ring is sleeved on a waveguide tube of the magnetostrictive displacement sensor, and the movable magnetic ring is fixedly connected with the sliding block; be provided with the cotton rope between first spud pile and the second spud pile, the one end of cotton rope stretches into inside and the right side wall fixed connection of slider of monitoring box, and its other end links to each other with the second spud pile. The automatic monitoring device can be used for monitoring the slope deformation sliding condition in real time so as to prevent and treat landslide.
Description
Technical Field
The utility model belongs to geological disasters monitoring field especially relates to an automatic monitoring devices suitable for geological disasters prevents and treats.
Background
Geological disasters refer to geological effects (phenomena) which are formed under the action of natural or human factors and cause damage and loss to human life, property and environment, such as collapse, landslide, debris flow, ground cracks, water and soil loss, land desertification and swampiness, soil salinization, earthquake, volcano, geothermal damage and the like. The method can monitor possible geological disasters in advance, and can be favorable for preventing, comprehensively treating and timely treating the geological disasters in advance.
The landslide is a phenomenon that a part of rock mass and soil mass on a slope generates shearing damage and moves downwards along a sliding surface under the influence of natural or artificial factors, and is mostly generated in mountains and slopes in mountains, hilly areas, bank sides, embankments or foundation pits and other zones, and once the landslide occurs, engineering construction, traffic blockage, river channel blockage, house building damage and the like can be possibly damaged.
In the prior art, visual monitoring or pile burying distance measurement is mostly adopted for monitoring landslides. The safety condition of the slope is comprehensively judged by manually inspecting the subtle changes of landforms, surface plants, cracks and the like on the slope at the easy-to-occur point of the landslide. Through burying piles on a slope, particularly when a crack occurs on the slope, piles are buried on two sides of the cross crack respectively, and the distance between the two piles is measured frequently so as to know the slope deformation slip transportation process and prevent and control landslide. However, both of the above two monitoring methods are performed manually, and real-time monitoring cannot be achieved.
SUMMERY OF THE UTILITY MODEL
According to the not enough among the above prior art, the utility model discloses the technical problem who solves is: the utility model provides an automatic monitoring devices suitable for geological disasters prevention and cure, this automatic monitoring devices can be used to the real-time supervision slope deformation condition of sliding to in prevention and cure landslide.
The automatic monitoring device suitable for preventing and treating geological disasters comprises a first fixing pile and a second fixing pile, wherein a monitoring box is arranged at the top of the first fixing pile, a sliding block is arranged in the monitoring box in a sliding manner, and the sliding block can slide in the monitoring box along the left and right directions; the inside of the monitoring box is provided with a tension spring, the left end of the tension spring is fixedly connected with the left side wall of the monitoring box, the right end of the tension spring is fixedly connected with the left side wall of the sliding block, and the extension direction of the tension spring is the same as the sliding direction of the sliding block; a magnetostrictive displacement sensor is arranged in the monitoring box, the extending direction of a waveguide tube of the magnetostrictive displacement sensor is the same as the sliding direction of the sliding block, a movable magnetic ring is sleeved on the waveguide tube of the magnetostrictive displacement sensor and fixedly connected with the sliding block, and the movable magnetic ring can move along the waveguide tube along with the sliding block; a thread rope is arranged between the first fixing pile and the second fixing pile, one end of the thread rope extends into the monitoring box and is fixedly connected with the right side wall of the sliding block, and the other end of the thread rope is connected with the second fixing pile.
Furthermore, be provided with first articulated support between the bottom of monitoring box and the top of first spud pile, through the rotatable inclination who adjusts monitoring box of first articulated support.
Furthermore, the first fixing pile is of a telescopic rod structure, and the length of the first fixing pile is adjustable.
Furthermore, a wire spool is arranged at the top of the second fixed pile, one end of the rope is wound on the wire spool, and the length of the rope drawn between the first fixed pile and the second fixed pile can be adjusted through the wire spool.
Furthermore, the inside lateral wall of monitoring box has seted up the direction spout, and the direction spout extends along controlling the direction, and it is provided with the guide block to slide in the direction spout, guide block and slider fixed connection.
Compared with the prior art, the utility model discloses following beneficial effect has:
in the geological disaster prevention and control process, the automatic monitoring device can be used for monitoring the slope deformation and slide transportation condition at the position where the landslide is easy to occur in real time; when the slope is deformed and transported in a sliding mode, the sliding block can move in the monitoring box under the traction action of the cotton rope or the tension spring, and the displacement of the sliding block can be monitored through the magnetostrictive displacement sensor, so that the deformation of the slope is judged; in addition, a plurality of groups of automatic monitoring devices are arranged on the same slope, and are used for monitoring the slope deformation sliding condition at the same time, so that the integral monitoring and judgment of the slope deformation sliding condition can be facilitated; this automatic change monitoring devices can be used for the landslide circumstances of real-time supervision slope deformation to in prevention and cure landslide, can be favorable to preventing in advance, comprehensive control and in time handle landslide formula geological disasters.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 isbase:Sub>A schematic sectional view of the structure of FIG. 1 taken along the line A-A;
FIG. 3 is an enlarged view of a portion of the structure at B in FIG. 2;
names of the components in the figures: 1. monitoring box 1.1, box body 1.2, lid 2, magnetostrictive displacement sensor 3, extension spring 4, first articulated support 4.1, connecting plate 4.2, U type splint 5, first spud pile 5.1, sleeve 5.2, inserted bar 5.3, threaded rod 5.4, base plate 6, second spud pile 7, second articulated support 8, wire reel 9, cotton rope 10, direction spout 11, slider 12, activity magnetic ring 13, bolt 14, guide block.
Detailed Description
The present invention is further described with reference to the following embodiments, which are not intended to limit the present invention, and any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Example 1
The automatic monitoring device suitable for geological disaster prevention and control comprises a first fixed pile 5 and a second fixed pile 6, wherein a monitoring box 1 is arranged at the top of the first fixed pile 5, a sliding block 11 is arranged in the monitoring box 1 in a sliding manner, and the sliding block 11 can slide in the monitoring box 1 in the left-right direction; a tension spring 3 is arranged in the monitoring box 1, the left end of the tension spring 3 is fixedly connected with the left side wall of the monitoring box 1, the right end of the tension spring 3 is fixedly connected with the left side wall of the sliding block 11, and the extending direction of the tension spring 3 is the same as the sliding direction of the sliding block 11; the magnetostrictive displacement sensor 2 is installed inside the monitoring box 1, the extending direction of a waveguide tube of the magnetostrictive displacement sensor 2 is the same as the sliding direction of the sliding block 11, a movable magnetic ring 12 is sleeved on the waveguide tube of the magnetostrictive displacement sensor 2, the movable magnetic ring 12 is fixedly connected with the sliding block 11, and the movable magnetic ring 12 can move along the waveguide tube along with the sliding block 11; a cord 9 is arranged between the first fixing pile 5 and the second fixing pile 6, one end of the cord 9 extends into the monitoring box 1 and is fixedly connected with the right side wall of the sliding block 11, and the other end of the cord 9 is connected with the second fixing pile 6.
In a preferred embodiment, as shown in fig. 1 to 3, in this embodiment, the monitoring box 1 includes a box body 1.1, the box body 1.1 is in a shape of a slot with an open top and an open right end, the slider 11, the tension spring 3 and the magnetostrictive displacement sensor 2 are all located inside the box body 1.1, a box cover 1.2 is provided at an opening at a top end of the box body 1.1, the box cover 1.2 is detachably connected with the box body 1.1, and the monitoring box 1 is configured to facilitate mounting and dismounting of the box cover 1.2, and facilitate mounting the slider 11, the tension spring 3 and the magnetostrictive displacement sensor 2 inside the box body 1.1.
In a preferred embodiment, in the present embodiment, the right end of the monitoring box 1 is provided with a notch penetrating inside and outside, and the left end of the cord 9 extends into the monitoring box 1 through the notch, so that the cord 9 can move conveniently through the notch.
The working principle and the technical effects of the embodiment are as follows:
in the geological disaster prevention and control process, the automatic monitoring device is used for monitoring the slope deformation and slide transportation condition at the position where the landslide is easy to occur; during installation, the first fixing pile 5 and the second fixing pile 6 are nailed into slope rock soil at a certain distance, particularly, at a place where a crack appears on a slope, the first fixing pile 5 and the second fixing pile 6 are nailed at two sides of the crack respectively, the cord 9 crosses the crack, the cord 9 between the sliding block 11 and the second fixing pile 6 is straightened, the cord 9 is ensured not to be bent, the tension spring 3, the sliding block 11 and the cord 9 are positioned on the same straight line, the tension spring 3 is stretched for a certain length in an initial state, the cord 9 is ensured to be straightened, and the cord 9 and the sliding block 11 are ensured to have a certain moving distance; when the slope is deformed and transported in a sliding mode, normally, a fixing pile at the lower end of a rope 9 slides along slope rock soil, if a transverse crack on the slope is formed, a first fixing pile 5 is nailed at the upper side of the transverse crack, a second fixing pile 6 is nailed at the lower side of the transverse crack, when the transverse crack expands, the second fixing pile 6 at the lower side of the transverse crack moves downwards along a rock body, the distance between the first fixing pile 5 and the second fixing pile 6 is lengthened, the rope 9 pulls a sliding block 11 to enable a tension spring 3 to be stretched, a movable magnetic ring 12 moves along a waveguide tube of a magnetostrictive displacement sensor 2 along the sliding block 11, and the magnetostrictive displacement sensor 2 can monitor the moving distance of the sliding block 11 so as to reflect the size of the deformation of the slope and reflect the size of the expansion of the transverse crack; of course, a situation that the distance between the first fixing pile 5 and the second fixing pile 6 is shortened may also occur, for example, if the fixing pile installed above moves down along with the slope rock soil and the fixing pile installed below does not move or the downward movement distance is smaller than the downward movement distance of the fixing pile above, at this time, under the effect of the resilience force of the tension spring 3, the slider 11 moves inside the monitoring box 1, and at this time, the displacement of the slider 11 can also be monitored by using the magnetostrictive displacement sensor 2, so that, in an initial state, the rope 9 should be stretched straight and the tension spring 3 should be stretched by a certain length;
in addition, a plurality of groups of automatic monitoring devices are arranged on the same slope, and are used for monitoring the slope deformation sliding condition simultaneously;
in addition, the magnetostrictive displacement sensor 2 is involved in power supply and data transmission, wherein one mode is that household electricity is used for power supply, and a controller is used for receiving monitoring data of the magnetostrictive displacement sensor 2; in addition, another mode is that solar energy is adopted for power supply, a solar energy power supply device is installed at a nearby position of the monitoring point, a controller is installed for receiving monitoring data of the magnetostrictive displacement sensor 2, the controller is provided with a wireless transmission module, the controller processes the data and then sends a monitoring result of slope deformation sliding transportation to receiving equipment (such as a smart phone) of a responsible person by using the wireless transmission module, so that the responsible person can conveniently view the monitoring data in real time, the controller can also be provided with an alarm module, and when the displacement of the sliding block 11 exceeds a preset value of the controller, the alarm module is used for sending an alarm to warn danger; it should be noted here that the power supply and data transmission of the magnetostrictive displacement sensor 2 both adopt the prior art, the solar power supply device is the prior art, the present embodiment does not relate to the technical improvement thereof, the controller is a conventional PLC controller, the wireless transmission module and the alarm module are both the prior art, and the present embodiment does not relate to the technical improvement thereof;
this automatic monitoring devices can be used for real-time supervision slope deformation coast transportation condition to prevent and treat the landslide, if monitor the slope and take place deformation, and the deformation size only needs vigilance in safety range, if the deformation size surpasss safety range, need utilize artificial intervention to administer, according to the monitoring condition, can let the people in time make the judgement and take response measure.
Example 2
This embodiment further illustrates the technique of embodiment 1, as shown in fig. 1 to 2, a first hinge bracket 4 is disposed between the bottom end of the monitoring box 1 and the top end of the first fixing pile 5, and the tilt angle of the monitoring box 1 can be rotatably adjusted by the first hinge bracket 4; when first spud pile 5 inserts in the slope ground, can rotate the inclination of adjusting monitoring box 1, make the cotton rope 9 between monitoring box 1 and the second spud pile 6 pull along the domatic on slope, avoid causing the buckling to stop to cotton rope 9.
As a preferred embodiment, as shown in fig. 1 and fig. 2, in this embodiment, the first hinge bracket 4 includes a U-shaped clamp plate 4.2, a connecting plate 4.1 is disposed on the inner side of the U-shaped clamp plate 4.2, the top end of the connecting plate 4.1 is fixedly connected with the bottom end of the monitoring box 1, the bottom of the connecting plate 4.1 is connected with the U-shaped clamp plate 4.2 through a bolt 13, the bolt 13 is used as a hinge shaft, when the bolt 13 is tightened, the U-shaped clamp plate 4.2 can clamp and fix the connecting plate 4.1, when the bolt 13 is loosened, the connecting plate 4.1 can be rotated, so as to rotate the monitoring box 1, and after the inclination angle of the monitoring box 1 is adjusted in place, the bolt 13 is tightened again.
Example 3
In this embodiment, the technology of embodiment 2 is further described, as shown in fig. 1 to 2, the first fixing pile 5 is a telescopic rod structure, and the length thereof is adjustable; the length of the first fixing pile 5 can be adjusted according to the tightness degree of slope rock soil, when the slope rock soil is soft, the length of the first fixing pile 5 can be adjusted to be long, the first fixing pile 5 is inserted into the slope rock soil to be deeper, the stability of the monitoring box 1 is ensured, when the slope rock soil is hard, the length of the first fixing pile 5 can be shortened, the depth of the first fixing pile 5 inserted into the slope rock soil is not deep, and the stability of the monitoring box 1 can be ensured.
In a preferred embodiment, as shown in fig. 2, in this embodiment, the first fixing pile 5 includes an inserting rod 5.2, a threaded rod 5.3 is disposed at the top end of the inserting rod 5.2, a sleeve 5.1 is screwed on the threaded rod 5.3, and the length of the threaded connection between the threaded rod 5.3 and the sleeve 5.1 is adjusted to control the length of the first fixing pile 5; the bottom end of the inserted rod 5.2 is in a taper shape, so that the inserted rod can be conveniently inserted into the rock soil of a slope.
As a preferable embodiment, in this embodiment, a base plate 5.4 is disposed at the top end of the sleeve 5.1, the top end of the sleeve 5.1 is fixedly connected with the bottom end of the base plate 5.4, when the first fixing pile 5 is inserted on a slope, both the sleeve 5.1 and the insertion rod 5.2 can be inserted into rock soil, and the base plate 5.4 is attached to the slope surface of the slope, so as to improve the stability of the first fixing pile 5; the bottom end of the U-shaped clamping plate 4.2 is fixedly connected with the top end of the base plate 5.4.
Example 4
This embodiment further illustrates the technique of embodiment 3, as shown in fig. 1 to 2, a wire reel 8 is disposed on the top of the second fixing pile 6, one end of a wire 9 is wound on the wire reel 8, and the length of the wire 9 drawn between the first fixing pile 5 and the second fixing pile 6 can be adjusted by the wire reel 8 to adapt to different installation distances between the first fixing pile 5 and the second fixing pile 6; when the automatic monitoring device is installed, the cord 9 between the first fixed pile 5 and the second fixed pile 6 is ensured to be in a stretched state, when the slope is deformed and transported in a sliding mode, the change of the tension spring 3 can be caused only by the dragging of the cord 9, the sliding block 11 slides, and the magnetostrictive displacement sensor 2 monitors the displacement of the sliding block 11; it should be noted that the spool 8 is a prior art device, such as a spinning wheel on a fishing rod and a wire reel, which is commonly used, and has a locking function.
As a preferred embodiment, in the present embodiment, as shown in fig. 1 to 2, a second hinge bracket 7 is disposed between the bottom of the wire spool 8 and the top end of the second fixing peg 6, and the angle of inclination of the wire spool 8 can be rotatably adjusted through the second hinge bracket 7, so that the wire spool 8 can cooperate with the monitoring box 1 to straighten the wire 9; in second spud pile 6 inserts the slope ground, can rotate the inclination of adjusting wire reel 8 to adjust the angle of being qualified for the next round of competitions of cotton rope 9, make monitoring box 1 and the domatic drawing on the slope of cotton rope 9 between the wire reel 8, avoid causing the bending type to stop cotton rope 9, adjust monitoring box 1's inclination, take place to buckle in order to avoid cotton rope 9 in monitoring box 1 right-hand member exit.
In the present embodiment, the second hinge bracket 7 has the same structure as the first hinge bracket 4.
As a preferred embodiment, in this embodiment, as shown in fig. 1 to 2, the second fixing pile 6 is a telescopic rod structure, and the length thereof is adjustable; the length of second spud pile 6 can be adjusted according to the elasticity degree of slope ground, when the slope ground is soft, can be transferred long with the length of second spud pile 6, makes it insert more deeply in the slope ground, ensures the steadiness of wire reel 8, when the slope ground is harder, can adjust short second spud pile 6's length, the degree of depth that second spud pile 6 inserted the slope ground need not be so deep, also can ensure the steadiness of wire reel 8.
In the present embodiment, the second fixing pile 6 has the same structure as the first fixing pile 5.
Example 5
The technology of embodiment 1 is further described in this embodiment, as shown in fig. 1 to 3, a guide chute 10 is formed in an inner side wall of the monitoring box 1, the guide chute 10 extends in the left-right direction, a guide block 14 is slidably disposed in the guide chute 10, the guide block 14 is fixedly connected with the slider 11, the slider 11 can be guided to move through the guide chute 10 and the guide block 14, and the stability of the slider 11 is improved.
In the preferred embodiment, as shown in fig. 1 to 3, the inner front side wall and the inner rear side wall of the box body 1.1 are both provided with the guide sliding grooves 10, and this structure can improve the stability of the sliding block 11.
As a preferred embodiment, in the present embodiment, as shown in fig. 1 to fig. 3, the guide sliding slot 10 is an arc-shaped slot, and the guide block 14 is an arc-shaped block, so that the sliding block 11 has good movement smoothness; the inner side wall of the guide chute 10 and the outer side wall of the guide block 14 are both polished, thereby improving smoothness and reducing frictional resistance.
Claims (5)
1. The utility model provides an automatic monitoring devices suitable for geological disaster prevention and cure, includes first spud pile (5) and second spud pile (6), its characterized in that: the top of the first fixing pile (5) is provided with a monitoring box (1), a sliding block (11) is arranged in the monitoring box (1) in a sliding mode, and the sliding block (11) can slide in the monitoring box (1) in the left-right direction; a tension spring (3) is arranged in the monitoring box (1), the left end of the tension spring (3) is fixedly connected with the left side wall of the monitoring box (1), the right end of the tension spring is fixedly connected with the left side wall of the sliding block (11), and the extending direction of the tension spring (3) is the same as the sliding direction of the sliding block (11); a magnetostrictive displacement sensor (2) is arranged in the monitoring box (1), the extending direction of a waveguide tube of the magnetostrictive displacement sensor (2) is the same as the sliding direction of the sliding block (11), a movable magnetic ring (12) is sleeved on the waveguide tube of the magnetostrictive displacement sensor (2), the movable magnetic ring (12) is fixedly connected with the sliding block (11), and the movable magnetic ring (12) can move along the waveguide tube along with the sliding block (11); a thread rope (9) is arranged between the first fixing pile (5) and the second fixing pile (6), one end of the thread rope (9) extends into the monitoring box (1) and is fixedly connected with the right side wall of the sliding block (11), and the other end of the thread rope is connected with the second fixing pile (6).
2. The automated monitoring device suitable for geological disaster control according to claim 1, characterized in that: be provided with first articulated support (4) between the bottom of monitoring box (1) and the top of first spud pile (5), through the rotatory inclination of adjusting monitoring box (1) of first articulated support (4).
3. The automated monitoring device suitable for geological disaster control according to claim 2, characterized in that: the first fixing pile (5) is of a telescopic rod structure, and the length of the first fixing pile is adjustable.
4. The automated monitoring device suitable for geological disaster control according to claim 3, characterized in that: the top of the second fixing pile (6) is provided with a wire spool (8), one end of a wire rope (9) is wound on the wire spool (8), and the length of the wire rope (9) pulled between the first fixing pile (5) and the second fixing pile (6) can be adjusted through the wire spool (8).
5. The automated monitoring device suitable for geological disaster control according to claim 1, characterized in that: guide sliding grooves (10) are formed in the side wall of the inner portion of the monitoring box (1), the guide sliding grooves (10) extend in the left-right direction, guide blocks (14) are arranged in the guide sliding grooves (10) in a sliding mode, and the guide blocks (14) are fixedly connected with sliding blocks (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222285026.8U CN218066291U (en) | 2022-08-29 | 2022-08-29 | Automatic monitoring devices suitable for prevention and cure of geological disasters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222285026.8U CN218066291U (en) | 2022-08-29 | 2022-08-29 | Automatic monitoring devices suitable for prevention and cure of geological disasters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218066291U true CN218066291U (en) | 2022-12-16 |
Family
ID=84406618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222285026.8U Active CN218066291U (en) | 2022-08-29 | 2022-08-29 | Automatic monitoring devices suitable for prevention and cure of geological disasters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218066291U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117739889A (en) * | 2024-02-21 | 2024-03-22 | 菏泽市自然资源和规划局 | Geological disaster displacement monitor suitable for ground cracks and landslide |
-
2022
- 2022-08-29 CN CN202222285026.8U patent/CN218066291U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117739889A (en) * | 2024-02-21 | 2024-03-22 | 菏泽市自然资源和规划局 | Geological disaster displacement monitor suitable for ground cracks and landslide |
| CN117739889B (en) * | 2024-02-21 | 2024-04-30 | 菏泽市自然资源和规划局 | Geological disaster displacement monitor suitable for ground cracks and landslide |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN218066291U (en) | Automatic monitoring devices suitable for prevention and cure of geological disasters | |
| CN104082216A (en) | Suspension type single-row fish blocking electric fence | |
| CN112021087A (en) | Greening method for treating three-dimensional vegetation net slope in water and soil loss environment | |
| CN110656890B (en) | Deepwater geological drilling casing, casing hoisting system and casing hoisting method | |
| JP5150596B2 (en) | Anchor device and anchor construction method | |
| CN204495271U (en) | Ground measurement mechanism under a kind of mountain cracks | |
| JP3156537U (en) | Anchor device | |
| CN211737013U (en) | Municipal works construction is with inspection shaft device down | |
| CN114705126B (en) | Deep goaf optical fiber construction guiding device, process and full stratum monitoring method | |
| CN115657156A (en) | Geology is not hard up with geology and detects early warning device | |
| CN214738115U (en) | A miniature stake pile bolck anchor draws supporting construction for finite space foundation ditch | |
| CN213390063U (en) | Soil pressure testing device suitable for deep silt layer | |
| GB2116222A (en) | Inserting ground anchors; reinforcing waterside banks | |
| CN210459233U (en) | Pile anchor foundation pit supporting structure for soft soil area | |
| CN212052561U (en) | Disconnection clearing device for inverted-hanging monitoring facility | |
| RU2327325C1 (en) | Feathering winch | |
| CN210033432U (en) | Reinforcing structure for shield tunnel to penetrate existing building | |
| US20050002740A1 (en) | Guide device in an offshore drilling installation | |
| CN110499748A (en) | A kind of recyclable inclinometer pipe of postposition implanted | |
| CN207812431U (en) | Line shell type displacement conducting structure | |
| CN213748397U (en) | Geological settlement monitoring device | |
| CN220813774U (en) | Soil pressure testing device capable of adjusting embedded depth and strictly guaranteeing verticality | |
| CN219772979U (en) | Pile foundation combined supporting structure of stirring pile | |
| CN217679197U (en) | Drainage device for foundation pit | |
| CN220849165U (en) | Foundation pit guardrail convenient to installation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |