CN209910582U

CN209910582U - Reservoir dam deformation monitoring device

Info

Publication number: CN209910582U
Application number: CN201921071888.2U
Authority: CN
Inventors: 贾建军
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-01-07
Anticipated expiration: 2029-07-10

Abstract

The utility model discloses a reservoir dam deformation monitoring device, which comprises a workstation and a dam, a GPS displacement monitoring datum point is arranged near a duty house monitoring center of the workstation, a plurality of monitoring points are distributed at the top of the dam, the GPS displacement monitoring datum point and the monitoring points are all provided with reinforced concrete observation piers, a stainless steel forced centering disc is embedded at the top of the reinforced concrete observation pier, an external threaded column fixedly arranged at the center of the stainless steel forced centering disc is fixedly screwed with a fixed mounting plate at the top of the stainless steel forced centering disc, the top of the fixed mounting plate is fixedly provided with an I-shaped mounting table, the top of the I-shaped mounting table is fixedly provided with a GPS dual-frequency receiver, the I-shaped mounting table comprises a lower rectangular base, an upper rectangular supporting seat and a rectangular hollow loop bar arranged on the lower rectangular base and the upper rectangular supporting seat. The utility model discloses the monitoring is convenient and the monitoring precision is high.

Description

Reservoir dam deformation monitoring device

Technical Field

The utility model belongs to the technical field of reservoir dam deformation monitoring, concretely relates to reservoir dam deformation monitoring devices.

Background

The method is characterized in that the deformation monitoring is mainly carried out, a proper deformation monitoring method is selected to obtain reliable observation data, the safety of the dam can be accurately judged only by the reliable observation data, the safety monitoring of the dam can be divided into internal observation and external observation, the external observation is the main content of dam observation, the deformation monitoring is the core content of the external observation, the work of the dam can be comprehensively and visually reflected by the external monitoring, and the internal observation result can be verified, wherein the main content of the dam deformation monitoring comprises the following steps: the displacement of the dam body, the inclination, the change of joints, the displacement of the dam foundation, the displacement of a slope close to the dam bank and the like, the conventional dam body displacement monitoring adopts manual monitoring, and the manual monitoring cannot meet the requirement of the dam deformation monitoring precision.

Therefore, the reservoir dam deformation monitoring device with convenient monitoring and high monitoring precision is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reservoir dam deformation monitoring devices to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a deformation monitoring device for a reservoir dam comprises a workstation and the dam, wherein a GPS displacement monitoring datum point is arranged near a duty house monitoring center of the workstation, a plurality of monitoring points are arranged at the dam top of the dam, reinforced concrete observation piers are respectively established on the GPS displacement monitoring datum point and the monitoring points, a stainless steel forced centering disc is buried at the top of each reinforced concrete observation pier, an external threaded column fixedly arranged at the center of the stainless steel forced centering disc is fixedly screwed with a fixed mounting plate at the top of the stainless steel forced centering disc, an I-shaped mounting platform is fixedly arranged at the top of the fixed mounting plate, a GPS dual-frequency receiver is fixedly arranged at the top of the I-shaped mounting platform, the I-shaped mounting platform comprises a lower rectangular base, an upper rectangular supporting seat and a rectangular hollow sleeve rod arranged on the lower rectangular base and the upper rectangular supporting seat, and a lead hole is arranged on the bottom side face of the rectangular hollow sleeve rod, and the upper rectangular supporting seat is provided with a hollow guide wire hole.

Preferably, the reinforced concrete observation pier is a convex concrete pier, and a plurality of fixing holes are arranged at the bottom of the reinforced concrete observation pier in an annular and equidistant mode.

Preferably, the stainless steel forces the support legs at the bottom of the centering disc to be embedded and pre-buried in the reinforced concrete observation pier.

Preferably, an inner thread groove in threaded connection with the outer thread column is fixedly arranged at the center of the bottom of the fixed mounting plate.

Preferably, the lower rectangular base, the upper rectangular supporting seat and the rectangular hollow loop bar are of an integrally formed structure.

Preferably, the GPS dual-frequency receiver is fixed above the upper rectangular supporting seat in a threaded manner, and the lower rectangular base is fixedly screwed on the top of the fixed mounting plate.

Preferably, four outer side faces of the rectangular hollow loop bar are provided with reinforcing plates fixedly connected with the rectangular base.

The utility model discloses a technological effect and advantage: the deformation monitoring device for the dam of the reservoir is characterized in that GPS displacement monitoring datum points and point positions of monitoring points are selected in a wide place, satellite signals are received well, and the point positions are stable, a reinforced concrete observation pier is arranged on the GPS displacement monitoring datum points and the monitoring points, and a stainless steel forced centering disc is buried in the top of the observation pier, so that centering errors are reduced, and the observation precision of a control network is ensured.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the monitoring point of the present invention;

fig. 3 is a schematic structural diagram of the i-shaped mounting table of the present invention.

In the figure: 1. a workstation; 2. a dam; 3. a GPS displacement monitoring datum point; 4. monitoring points; 5. a reinforced concrete observation pier; 6. stainless steel forced centering disc; 7. an externally threaded post; 8. fixing the mounting plate; 9. an I-shaped mounting table; 10. a GPS dual-frequency receiver; 11. a lower rectangular base; 12. an upper rectangular supporting seat; 13. a rectangular hollow loop bar; 14. a wire hole; 15. a hollow guide wire hole; 16. a reinforcing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a as shown in 1-3 a reservoir dam deformation monitoring devices, including workstation 1 and dam 2, near the house surveillance center of working 1's on duty has laid a GPS displacement monitoring datum point 3, a plurality of monitoring points 4 have been laid to dam top of dam 2, GPS displacement monitoring datum point 3 and a plurality of monitoring points 4 have all established reinforced concrete and have surveyed mound 5, reinforced concrete surveys the top of mound 5 and has buried stainless steel underground and force centering disk 6, stainless steel forces external screw thread post 7 of centering disk 6 center fixed setting and stainless steel to force the fixed mounting panel 8 fixed spiro union at centering disk 6 top, the fixed I-shaped mount table 9 that is equipped with in top of fixed mounting panel 8, the fixed GPS dual-frequency receiver 10 that is equipped with in top of I-shaped mount table 9, I-shaped mount table 9 includes rectangle base 11 down, and the fixed mounting panel 8 fixed spiro union that sets up at centering disk 6 top is forced to stainless steel, Go up rectangle supporting seat 12 and locate rectangle base 11 and the rectangle cavity loop bar 13 of last rectangle supporting seat 12 down, rectangle cavity loop bar 13 bottom side is equipped with pin hole 14, it is equipped with cavity guide wire hole 15 on the rectangle supporting seat 12 to go up.

Specifically, the reinforced concrete observation pier 5 is a convex concrete pier, and a plurality of fixing holes are arranged in the bottom of the reinforced concrete observation pier 5 in an annular and equidistant mode.

Specifically, the supporting legs at the bottom of the stainless steel forced centering disc 6 are embedded and pre-embedded in the reinforced concrete observation pier 5.

Specifically, the central position of the bottom of the fixed mounting plate 8 is fixedly provided with an internal thread groove in threaded connection with the external thread column 7.

Specifically, the lower rectangular base 11, the upper rectangular support seat 12 and the rectangular hollow loop bar 13 are of an integrally formed structure.

Specifically, the GPS dual-band receiver 10 is fixed above the upper rectangular support base 12 in a threaded manner, and the lower rectangular base 11 is fixedly screwed on the top of the fixed mounting plate 8.

Specifically, four outer side surfaces of the rectangular hollow loop bar 13 are respectively provided with a reinforcing plate 16 fixedly connected with the rectangular hollow loop bar and the lower rectangular base 11.

In the reservoir dam deformation monitoring device, the GPS displacement monitoring datum point 3 and the monitoring point 4 are selected at the places with wider range, better satellite signal receiving and stable point positions, the GPS displacement monitoring datum point 3 and the reinforced concrete observation pier 5 on the monitoring point 4 are embedded with the stainless steel forced centering disc 6 at the top of the observation pier, in order to reduce the centering error and ensure the observation precision of a control network, a GPS automatic monitoring mode is adopted, the GPS displacement monitoring datum point 3 is arranged near the monitoring center of a work station 1, the GPS monitoring point 4 is arranged at the dam top of a dam 2, the GPS double-frequency receiver 10 is arranged at each point, continuous and uninterrupted synchronous observation is carried out, a monitoring network is established, adjustment calculation is carried out on a background in real time by using data processing software, coordinates are determined, relative displacement is calculated, dam body displacement can be accurately and precisely calculated, dam deformation monitoring precision is improved, and wire arranging and leading are facilitated by the arrangement of the lead holes 14 and the hollow guide wire holes 15.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a reservoir dam deformation monitoring devices, includes workstation (1) and dam (2), its characterized in that: the work station is characterized in that a GPS displacement monitoring datum point (3) is arranged near a duty house monitoring center of the work station (1), a plurality of monitoring points (4) are arranged at the top of the dam (2), reinforced concrete observation piers (5) are established at the GPS displacement monitoring datum point (3) and the monitoring points (4), a stainless steel forced centering disc (6) is embedded at the top of each reinforced concrete observation pier (5), an external threaded column (7) fixedly arranged at the center of the stainless steel forced centering disc (6) is fixedly connected with a fixed mounting plate (8) at the top of the stainless steel forced centering disc (6) in a screwed mode, an I-shaped mounting table (9) is fixedly arranged at the top of the fixed mounting plate (8), a GPS dual-frequency receiver (10) is fixedly arranged at the top of the I-shaped mounting table (9), and the I-shaped mounting table (9) comprises a lower rectangular base (11), Go up rectangle supporting seat (12) and locate rectangle base (11) and rectangle cavity loop bar (13) of last rectangle supporting seat (12) down, rectangle cavity loop bar (13) bottom side is equipped with pin hole (14), it is equipped with cavity guide wire hole (15) on rectangle supporting seat (12) to go up.

2. The device of claim 1, wherein: the reinforced concrete observation pier (5) is a convex concrete pier, and a plurality of fixing holes are arranged in the bottom of the reinforced concrete observation pier (5) in an annular and equidistant mode.

3. The device of claim 1, wherein: the supporting legs at the bottom of the stainless steel forced centering disc (6) are embedded and pre-buried in the reinforced concrete observation pier (5).

4. The device of claim 1, wherein: the fixed mounting plate (8) bottom central point department is fixed and is equipped with the internal thread groove with external screw thread post (7) threaded connection.

5. The device of claim 1, wherein: the lower rectangular base (11), the upper rectangular supporting seat (12) and the rectangular hollow loop bar (13) are of an integrally formed structure.

6. The device of claim 1, wherein: the GPS double-frequency receiver (10) is fixed above the upper rectangular supporting seat (12) in a threaded manner, and the lower rectangular base (11) is fixedly and spirally connected to the top of the fixed mounting plate (8).

7. The device of claim 1, wherein: four outer side surfaces of the rectangular hollow loop bar (13) are respectively provided with a reinforcing plate (16) fixedly connected with the rectangular hollow loop bar and the lower rectangular base (11).