CN215217683U

CN215217683U - Dam monitoring early warning device of high accuracy

Info

Publication number: CN215217683U
Application number: CN202121677105.2U
Authority: CN
Inventors: 王晓丽; 张新伟
Original assignee: Shanghai Paratech Energy Technology Co ltd
Current assignee: Shanghai Paratech Energy Technology Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-12-17
Anticipated expiration: 2031-07-22

Abstract

The utility model belongs to the technical field of monitoring and early warning devices, and discloses a high-precision dam monitoring and early warning device, which comprises a detection rod, wherein a cavity is arranged in the detection rod, the cavity is filled with detection liquid, the upper end and the lower end of the inner wall of the cavity are respectively provided with a first liquid level sensor and a second liquid level sensor, the inner wall of the cavity is also provided with a pressure sensor and a settlement sensor, and the top end of the detection rod is screwed and connected with a rod cap, the utility model has the advantages of simplicity, convenient use, real-time and uninterrupted dam condition monitoring, no need of on-site patrol by workers, time and labor saving in monitoring, in addition, through additionally arranging a limit part consisting of an inclined support plate and a limit plate, when the detection rod is embedded, the inclined support plates and the limit plates on both sides can be embedded into the dam together, and the detection rod can be effectively supported and limited, the detection rod is prevented from being inclined or toppled, and the monitoring accuracy is improved.

Description

Dam monitoring early warning device of high accuracy

Technical Field

The utility model belongs to the technical field of the monitoring early warning device, concretely relates to dam monitoring early warning device of high accuracy.

Background

The dam refers to a weir for intercepting rivers and blocking water, a water blocking dam of a reservoir, a river and the like, a bridge is an overhead channel built for crossing rivers, valleys, obstacles or other traffic lines, and the bridge dam is an important traffic facility, particularly a bridge frequently used every day, and the safety condition of the bridge needs to be monitored in real time.

At present, with the accelerated aging of bridges in China, the situation of bridge safety in China becomes extremely severe, the traditional bridge safety monitoring mainly takes manual inspection as a main part and is assisted by corresponding detection equipment, and the bridge is difficult to be monitored continuously in real time while the detection is time-consuming and labor-consuming.

Disclosure of Invention

An object of the utility model is to provide a dam monitoring and early warning device of high accuracy to solve the traditional bridge safety monitoring that provides in the above-mentioned background art and mainly use artifical inspection as the owner, and assist with corresponding check out test set, also hardly accomplish the problem of carrying out real-time, continuous incessant control to the bridge when detecting comparatively hard and wasting time.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dam monitoring early warning device of high accuracy, includes the measuring pole, the cavity has been seted up to the inside of measuring pole, the inside packing of cavity has detection liquid, and the upper and lower end installs first level sensor and second level sensor respectively on the inner wall of cavity, pressure sensor and settlement sensor are still installed to the inner wall of cavity, the top of measuring pole closes soon and is connected with the pole cap, the externally mounted of measuring pole has spacing subassembly, spacing subassembly is including rotating coupling part and spacing part, it is used for realizing to rotate coupling part the rotation of spacing part, spacing part is used for supporting the position of injecing the back measuring pole of burying underground.

Preferably, the rotating connection part comprises an annular sleeve plate and an annular slide bar, the annular sleeve plate is sleeved outside the detection rod, the annular slide bar is fixed on the outer wall of the detection rod, a sliding groove matched with the annular slide bar is formed in the inner surface wall of the annular sleeve plate, the limiting part comprises an inclined support plate and a limiting plate, one end of the inclined support plate is connected with the outer wall of the annular sleeve plate, and the limiting plate is connected with the other end of the inclined support plate.

Preferably, the limiting plate is parallel to the detection rod, and the bottom end of the limiting plate is integrally formed with a tip.

Preferably, the bottom end of the detection rod is fixed with an embedded rod, and the bottom end of the embedded rod is integrally formed with a conical part.

Preferably, the inner top of the rod cap is padded with a sealing gasket.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses simply, convenient to use can monitor the condition of dam in real time, uninterruptedly, need not the staff and patrols on the spot, monitors comparatively labour saving and time saving.

(2) The utility model discloses an add the spacing part of compriseing bearing diagonal board and limiting plate, when burying the measuring staff underground, can together bury into the dam with the bearing diagonal board and the limiting plate of both sides in, can effectively support spacingly to the measuring staff, avoid the measuring staff to take place crooked or empty, improved the degree of accuracy of monitoring.

(3) The utility model discloses an annular draw runner sets up the slip in the spout on annular lagging, can realize the free rotation of spacing part at the measuring staff outer wall, when burying the measuring staff underground, can change the orientation of spacing part in a flexible way and bury underground, and the flexibility is strong.

Drawings

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

FIG. 2 is an external view of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1;

in the figure: 1. a detection lever; 2. a cavity; 3. a first liquid level sensor; 4. a pressure sensor; 5. a rod cap; 6. a sedimentation sensor; 7. a second liquid level sensor; 8. an annular race plate; 9. an inclined support plate; 10. a limiting plate; 11. burying a rod; 12. a gasket; 13. a chute; 14. an annular slide bar.

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.

Referring to fig. 1-3, the present invention provides the following technical solutions: a high-precision dam monitoring and early warning device comprises a detection rod 1, wherein a cavity 2 is formed in the detection rod 1, detection liquid is filled in the cavity 2, a first liquid level sensor 3 and a second liquid level sensor 7 are respectively installed at the upper end and the lower end of the inner wall of the cavity 2, a pressure sensor 4 and a settlement sensor 6 are also installed on the inner wall of the cavity 2, the settlement sensor 6 is an MEMS (micro-electromechanical systems) settlement sensor which is a high-stability monocrystalline silicon MEMS sensor chip, a precision sensor for measuring relative elevation changes between two points or among multiple points is used for processing and calculating an intelligent signal, the settlement sensor 6 can monitor vertical displacement and inclination, if micro settlement occurs in a bridge dam or a slope slides slightly even if a small slope occurs in a side slope, the dam monitoring and early warning device can sense the small settlement, the precision is submillimeter-scale, the sensing of 0.1 millimeter can be realized, a PLC (programmable logic controller) and an acousto-optic alarm are also installed in a master control room for monitoring the dam, first level sensor 3, pressure sensor 4, subside sensor 6, second level sensor 7 and audible-visual annunciator all with PLC controller electric connection, detect unusual back at the sensor, audible-visual annunciator received signal can in time report to the police, the top of measuring staff 1 closes soon and is connected with pole cap 5, the externally mounted of measuring staff 1 has spacing subassembly, spacing subassembly is including rotating coupling part and spacing part, it is used for realizing the rotation of spacing part to rotate coupling part, spacing part is used for supporting the position of injecing the back measuring staff 1 of burying underground.

Furthermore, the rotary connecting part comprises an annular sleeve plate 8 sleeved outside the detection rod 1 and an annular slide bar 14 fixed on the outer wall of the detection rod 1, the inner surface wall of the annular sleeve plate 8 is provided with a chute 13 matched with the annular slide bar 14, the limiting part comprises an inclined support plate 9 and a limiting plate 10, one end of the inclined support plate 9 is connected with the outer wall of the annular sleeve plate 8, the limiting plate 10 is connected with the other end of the inclined support plate 9, when the detection rod 1 is buried, the inclined support plates 9 and the limiting plate 10 on two sides can be buried into a big dam together, the detection rod 1 can be effectively supported and limited, the detection rod 1 is prevented from being inclined or inclined, the monitoring accuracy is improved, in addition, the annular slide bar 14 is used for arranging the chute 13 on the annular sleeve plate 8, the free rotation of the limiting part on the outer wall of the detection rod 1 can be realized, when the detection rod 1 is buried, the orientation of the limiting part can be flexibly changed for burying, the flexibility is strong.

Furthermore, the limiting plate 10 is parallel to the detection rod 1, and the bottom end of the limiting plate 10 is integrally formed with a tip, so that the embedding of the limiting plate 10 is facilitated due to the arrangement of the tip.

Further, the bottom end of the detection rod 1 is fixed with a buried rod 11, the bottom end of the buried rod 11 is integrally formed with a conical part, and the buried rod 11 integrally formed with the conical part is convenient for inserting the detection rod into the dam.

Further, the top of the inside of the rod cap 5 is padded with a sealing gasket 12, and the added sealing gasket 12 can effectively increase the sealing performance and avoid leakage of detection liquid.

The utility model discloses a theory of operation and use flow: the utility model discloses a when using, can bury the dam with the device earlier, when burying detection pole 1 underground, can together bury into the dam oblique supporting plate 9 and the limiting plate 10 of detection pole 1 both sides, can effectively support spacing to detection pole 1, avoid detection pole 1 to take place crooked or empty, the degree of accuracy of monitoring has been improved, wherein, utilize annular draw runner 14 to set up the slip in spout 13 on annular lagging 8, can realize the free rotation of limiting part at detection pole 1 outer wall, when burying detection pole 1 underground, can change the orientation of limiting part in a flexible way and bury underground, the flexibility is strong, can put into operation after burying underground, utilize first level sensor 3, pressure sensor 4, settlement sensor 6 and second level sensor 7 can monitor in real time, the condition of monitoring can feed back to the controller in real time.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dam monitoring early warning device of high accuracy which characterized in that: including detection pole (1), cavity (2) have been seted up to the inside of detection pole (1), the inside packing of cavity (2) has detection liquid, and the lower extreme installs first level sensor (3) and second level sensor (7) respectively on the inner wall of cavity (2), pressure sensor (4) and settlement sensor (6) are still installed to the inner wall of cavity (2), the top of detection pole (1) closes soon and is connected with pole cap (5), the externally mounted of detection pole (1) has spacing subassembly, spacing subassembly is including rotating coupling part and spacing part, it is used for realizing to rotate coupling part the rotation of spacing part, spacing part is used for supporting the position of injecing detection pole (1) after burying underground.

2. The dam monitoring and early warning device with high precision as claimed in claim 1, wherein: rotate coupling part including the cover establish at outside annular lagging (8) of detection pole (1) and fix annular draw runner (14) at detection pole (1) outer wall, spout (13) with annular draw runner (14) looks adaptation are seted up to the interior table wall of annular lagging (8), spacing part includes bearing diagonal board (9) and limiting plate (10), the one end of bearing diagonal board (9) links to each other with the outer wall of annular lagging (8), limiting plate (10) link to each other with the other end of bearing diagonal board (9).

3. The dam monitoring and early warning device with high precision as claimed in claim 2, characterized in that: the limiting plate (10) is parallel to the detection rod (1), and the bottom end of the limiting plate (10) is integrally formed with a tip end.

4. The dam monitoring and early warning device with high precision as claimed in claim 1, wherein: the bottom end of the detection rod (1) is fixed with an embedded rod (11), and the bottom end of the embedded rod (11) is integrally formed with a conical part.

5. The dam monitoring and early warning device with high precision as claimed in claim 1, wherein: the top of the inside of the rod cap (5) is padded with a sealing gasket (12).