CN112666635A - Mountain torrent disaster prevention hydraulic engineering device - Google Patents
Mountain torrent disaster prevention hydraulic engineering device Download PDFInfo
- Publication number
- CN112666635A CN112666635A CN202011577156.8A CN202011577156A CN112666635A CN 112666635 A CN112666635 A CN 112666635A CN 202011577156 A CN202011577156 A CN 202011577156A CN 112666635 A CN112666635 A CN 112666635A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- lever
- disaster prevention
- hydraulic engineering
- controller
- 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.)
- Granted
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
Landscapes
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a mountain torrent disaster prevention hydraulic engineering device which comprises a rainfall collecting device, a lever device and an alarm system, wherein the rainfall collecting device is connected with the lever device; the lever device comprises a lever connecting rod, a fixed barrel, a moving rod arranged in the fixed barrel in a sliding mode, a first connecting rod respectively connected with the lever connecting rod and the fixed barrel in a rotating mode, and a spring connected with the bottom of the moving rod and the bottom of the inner portion of the fixed barrel; the rainfall collecting device is arranged at one end of the lever connecting rod, and the other end of the lever connecting rod is rotatably connected with the upper part of the movable rod; the alarm system comprises a contact arranged at the top end of the movable rod, a limit switch matched with the contact, a controller and a first audible and visual alarm, wherein the controller and the first audible and visual alarm are sequentially electrically connected with the limit switch; the rainfall collecting device and the movable rod are respectively positioned on two sides of the first connecting rod. The invention can effectively monitor the precipitation amount and play a role in preventing mountain torrents from disasters.
Description
Technical Field
The invention relates to the technical field of hydraulic engineering, in particular to a mountain torrent disaster prevention hydraulic engineering device.
Background
Torrential flood generally refers to a flood of water occurring in small areas (typically within hundreds of km 2) of hilly areas, with sudden rises and falls (tens of minutes to hours) induced by heavy rainfall. The harmfulness of the torrential flood is mainly manifested by paroxysmal property, concentrated water quantity, large flow velocity and strong scouring force, and the torrential flood often wraps and carries a large amount of silt, stones and the like to form a debris flow and a landslide and has strong destructiveness.
Therefore, it is necessary to develop a monitoring device capable of effectively monitoring the rainfall and giving an alarm in time.
Disclosure of Invention
The invention aims to provide a mountain torrent disaster prevention hydraulic engineering device which can effectively monitor the change of rainfall.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a mountain torrent disaster prevention hydraulic engineering device comprises a rainfall collecting device, a lever device and an alarm system;
the lever device comprises a lever connecting rod, a fixed barrel, a movable rod arranged in the fixed barrel in a sliding way,
The first connecting rod is respectively connected with the lever connecting rod and the fixed barrel in a rotating way, and the spring is connected with the bottom of the moving rod and the inner bottom of the fixed barrel;
the rainfall collecting device is arranged at one end of the lever connecting rod, and the other end of the lever connecting rod is rotatably connected with the upper part of the movable rod;
the alarm system comprises a contact arranged at the top end of the movable rod, a limit switch matched with the contact, a controller and a first audible and visual alarm, wherein the limit switch is electrically connected with the controller, and the other end of the controller is electrically connected with the first audible and visual alarm;
the rainfall collecting device and the movable rod are respectively positioned on two sides of the first connecting rod.
Furthermore, the fixed barrel is connected with an L-shaped fixed plate, the bottom of the fixed plate is fixedly connected to the side wall of the fixed barrel, and the limit switch is arranged on the upper portion of the fixed plate.
Furthermore, a connecting plate is connected to the side wall of the fixed barrel, a first connecting rod is rotatably connected to the connecting plate, and the other end of the first connecting rod is rotatably connected with the lever connecting rod;
the connecting plate and the fixing plate are respectively positioned at two sides of the fixing barrel.
Furthermore, alarm system still includes the pressure sensor who sets up on the fixed plate, pressure sensor with the controller electricity is connected, the controller is connected with the second audible and visual alarm electricity.
Further, the controller is also connected with a communication module for communicating and transmitting the pressure readings of the pressure sensor.
Further, the controller is also in communication with a communication module for communicating the pressure indication from the pressure sensor.
Furthermore, the communication module is connected with a terminal, and the communication module sends the received pressure reading signal to the terminal.
Further, an installation plate for fixing the pressure sensor is arranged above the pressure sensor, and the installation plate is fixedly arranged on the fixing plate.
Furthermore, a fixed platform is arranged at the top of the moving rod, the contact is arranged at one end, facing the limit switch, of the fixed platform, and a pressure bump is further arranged on the upper surface of the fixed platform.
Compared with the prior art, the invention has the following beneficial effects:
the mountain torrent disaster prevention hydraulic engineering device can monitor the current rainfall in real time, provide timely alarm and accurate rainfall change conditions, and greatly improve the convenience of mountain torrent disaster prevention.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
In the drawings: 1, a lever connecting rod; 2, fixing the barrel; 3 moving the rod; 4 a first link; 5, a spring; 6, a contact; 7, a limit switch; 8, a controller; 9, a first audible and visual alarm; 10 a rainfall collecting device; 11 fixing the plate; 12 connecting plates; 13 a pressure sensor; 14 a second audible alarm; 15 a display screen; 16 a communication module; 17 mounting plate, 18 terminal, 19 fixed platform, 20 pressure lug.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Examples
As shown in fig. 1, the present invention relates to a mountain torrent disaster prevention hydraulic engineering device, which comprises a rainfall collecting device 10, a lever device and an alarm system.
The rainfall collecting device 10 is used for collecting precipitation.
The lever device is used for triggering an alarm system according to the amount of water in the rainfall collecting device 10.
The alarm system plays roles of alarming and warning.
The lever device comprises a lever connecting rod 1, a fixed barrel 2, a moving rod 3 arranged in the fixed barrel 2 in a sliding mode, a first connecting rod 4 respectively connected with the lever connecting rod 1 and the fixed barrel 2 in a rotating mode, and a spring 5 connected with the bottom of the moving rod 3 and the bottom of the inner portion of the fixed barrel 2.
The moving rod 3 can move up and down in the fixed tub 2. The lever link 1 and the fixed tub 2 are connected together by a first link 4. The upper end of the first connecting rod 4 is rotatably connected with the lever connecting rod 1, and the lower end of the first connecting rod 4 is rotatably connected with the fixed barrel 2.
The rainfall collecting device is arranged at one end of the lever connecting rod 1, and the other end of the lever connecting rod 1 is rotatably connected with the upper part of the movable rod 3.
The two ends use first connecting rod 4 to carry out leverage about lever linkage 1, and leverage's both ends, one of them end are rainfall collection device and provide the power of pushing down, and leverage's the other end is that the drive movable rod 3 moves up.
The alarm system comprises a contact 6 arranged at the top end of the movable rod 3, a limit switch 7 matched with the contact 6, a controller 8 and a first audible and visual alarm 9, wherein the controller 8 and the limit switch 7 are electrically connected in sequence; the limit switch 7 is electrically connected with the controller 8, and the other end of the controller 8 is electrically connected with the first audible and visual alarm 9
In this embodiment, the first audible and visual alarm 9 is an LTE-1101J audible and visual alarm. The limit switch 7 is D4V-8112Z in model. The controller 8 is a PLC programmable controller.
The rainfall collecting device 10 and the moving bar 3 are located at both sides of the first link 4, respectively.
Furthermore, the fixed barrel 2 is connected with an L-shaped fixed plate 11, the bottom of the fixed plate 11 is fixedly connected to the side wall of the fixed barrel 2, and the limit switch 7 is arranged on the upper portion of the fixed plate 11.
Furthermore, a connecting plate 12 is connected to the side wall of the fixed barrel 2, a first connecting rod 4 is rotatably connected to the connecting plate 12, and the other end of the first connecting rod 4 is rotatably connected to the lever connecting rod 1;
the connecting plate 12 and the fixing plate 11 are respectively located at both sides of the fixing barrel 2.
Further, alarm system still includes pressure sensor 13 of setting on fixed plate 11, pressure sensor 13 in proper order with controller 8 and second sound light alarm 14 are connected, pressure sensor 13 with controller 8 electricity is connected, controller 8 is connected with second sound light alarm 14 electricity.
In this embodiment, the second audible and visual alarm 14 is an audible and visual integrated alarm lamp alarm of SYD 24D.
Further, the controller 8 is also connected to a display screen 15 for displaying a pressure indication of the pressure sensor 13.
Further, the controller 8 is also in communication with a communication module 16 for communicating the pressure indication from the pressure sensor 13.
Further, the communication module 16 is connected with a terminal, and the communication module 16 sends the received pressure reading signal to the terminal. The communication module 16 is a SIM900A wireless communication module.
Further, a mounting plate 17 for fixing the pressure sensor 13 is disposed above the pressure sensor 13, and the mounting plate 17 is fixedly disposed on the fixing plate 11.
Further, a fixed platform 19 is arranged at the top of the moving rod 3, the contact 6 is arranged at one end of the fixed platform 19 facing the limit switch 7, and a pressure bump 20 is further arranged on the upper surface of the fixed platform 19.
When the invention is used, the rainfall amount collecting device 10 is placed on the lever connecting rod 1, the rainfall amount collecting device 10 is heavier along with the increase of the rainfall amount, one end of the lever connecting rod 1 is gradually pressed down, and the rainfall amount collecting device 10 is a rainfall amount container, such as a bucket and the like.
The rainfall collecting device 10 pushes the lever connecting rod 1 downwards, the other end of the lever connecting rod 1 moves upwards under the lever action to drive the moving rod 3 to move upwards, the contact 6 is arranged at the top end of the moving rod 3, the contact 6 is used for triggering the limit switch 7, when water is not stored in the rainfall collecting device 10, the limit switch 7 is located above the contact 6, when the rainfall in the rainfall collecting device 10 is more and more, the contact 6 moves upwards under the lever action to be closer to the limit switch 7, when the rainfall in the rainfall collecting device 10 is accumulated to a certain degree, the contact 6 moves upwards until the limit switch 7 is triggered, the limit switch 7 is connected with the first acousto-optic alarm 9 through the controller 8, the first acousto-optic alarm 9 gives out sound and/optical alarm, the warning rainfall reaches a preset level, and the warning effect is achieved.
When the rainfall is further increased, the water in the rainfall collecting device 10 is further increased, the lever connecting rod 1 is further pressed downwards, one end, connected with the moving rod 3, of the lever connecting rod 1 is further moved upwards, the pressure bump 20 is in contact with the pressure sensor 13, and along with the further increase of the water in the rainfall collecting device 10, the pressure of the pressure bump 20, which extrudes the pressure sensor 13, is increased, so that the increase condition of the current allowance can be more accurately known, the pressure value has three output ways, and the first is that the second audible and visual alarm 14 sends out audible/visual alarm through the controller 8; the second way is that the pressure value is displayed on the display screen 15 through the controller 8; the third way is to send the received pressure reading signal to the terminal 18 through the communication module 16, and the terminal 18 is a smart phone or a computer. Through the three ways, the existing precipitation can be reflected through pressure readings, and the mountain torrent disaster prevention work can be guided.
The mountain torrent disaster prevention hydraulic engineering device can timely monitor the current rainfall in real time, provide timely alarm and accurate rainfall change conditions, and greatly improve the convenience of mountain torrent disaster prevention.
The embodiments described above are only preferred embodiments of the invention and are not exhaustive of the possible implementations of the invention. Any obvious modifications to the above would be obvious to those of ordinary skill in the art, but would not bring the invention so modified beyond the spirit and scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion of it is not necessary in subsequent figures.
While the foregoing summary and detailed description have shown at least one exemplary embodiment, many variations are possible in light of the teaching of this invention. The exemplary embodiments are only examples and should not be construed as limiting the scope, applicability and configuration of the invention in any way, and the foregoing summary and detailed description provide those skilled in the art with a convenient road map for implementing an exemplary embodiment, i.e., the functions and elements (or parts) described in an exemplary embodiment can be variously changed without departing from the scope of the appended claims and their legal effects.
Those skilled in the art can readily devise many other varied embodiments that will still fall within the scope of the appended claims without the use of the teachings of this invention.
Claims (9)
1. The utility model provides a mountain torrent disaster prevention hydraulic engineering device which characterized in that: the rainfall collecting device comprises a rainfall collecting device (10), a lever device and an alarm system;
the lever device comprises a lever connecting rod (1), a fixed barrel (2), a moving rod (3) which is arranged in the fixed barrel (2) in a sliding way,
A first connecting rod (4) which is respectively connected with the lever connecting rod (1) and the fixed barrel (2) in a rotating way, and a spring (5) which is connected with the bottom of the movable rod (3) and the inner bottom of the fixed barrel (2);
the rainfall collecting device is arranged at one end of the lever connecting rod (1), and the other end of the lever connecting rod (1) is rotatably connected with the upper part of the movable rod (3);
the alarm system comprises a contact (6) arranged at the top end of the moving rod (3), a limit switch (7) matched with the contact (6), a controller (8) and a first acousto-optic alarm (9), wherein the limit switch (7) is electrically connected with the controller (8), and the other end of the controller (8) is electrically connected with the first acousto-optic alarm (9);
the rainfall collecting device (10) and the movable rod (3) are respectively positioned on two sides of the first connecting rod (4).
2. The mountain torrent disaster prevention hydraulic engineering device according to claim 1, wherein: be connected with fixed plate (11) of L shape on fixed bucket (2), the bottom rigid coupling of fixed plate (11) is on the lateral wall of fixed bucket (2), limit switch (7) set up the upper portion of fixed plate (11).
3. The mountain torrent disaster prevention hydraulic engineering device according to claim 2, wherein: the side wall of the fixed barrel (2) is also connected with a connecting plate (12), the connecting plate (12) is rotatably connected with a first connecting rod (4), and the other end of the first connecting rod (4) is rotatably connected with the lever connecting rod (1);
the connecting plate (12) and the fixing plate (11) are respectively positioned at two sides of the fixing barrel (2).
4. The mountain torrent disaster prevention hydraulic engineering device according to claim 2, wherein: the alarm system further comprises a pressure sensor (13) arranged on the fixing plate (11), the pressure sensor (13) is electrically connected with the controller (8), and the controller (8) is electrically connected with a second acousto-optic alarm (14).
5. The mountain torrent disaster prevention hydraulic engineering device according to claim 4, wherein: the controller (8) is also connected with a display screen (15) for displaying the pressure indication number of the pressure sensor (13).
6. The mountain torrent disaster prevention hydraulic engineering device according to claim 4, wherein: the controller (8) is also connected with a communication module (16) for communicating and transmitting the pressure indication of the pressure sensor (13).
7. The mountain torrent disaster prevention hydraulic engineering device according to claim 6, wherein: the communication module (16) is connected with a terminal, and the communication module (16) sends the received pressure reading signal to the terminal (18).
8. The mountain torrent disaster prevention hydraulic engineering device according to claim 4, wherein: the pressure sensor (13) is arranged above the pressure sensor (13) and is used for fixing the mounting plate (17) of the pressure sensor (13), and the mounting plate (17) is fixedly arranged on the fixing plate (11).
9. The mountain torrent disaster prevention hydraulic engineering device according to claim 4, wherein: the top of carriage release lever (3) is provided with fixed platform (19), contact (6) set up fixed platform (19) are towards the one end of limit switch (7), fixed platform (19) upper surface still is provided with pressure lug (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011577156.8A CN112666635B (en) | 2020-12-28 | 2020-12-28 | Mountain torrent disaster prevention hydraulic engineering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011577156.8A CN112666635B (en) | 2020-12-28 | 2020-12-28 | Mountain torrent disaster prevention hydraulic engineering device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112666635A true CN112666635A (en) | 2021-04-16 |
| CN112666635B CN112666635B (en) | 2022-10-04 |
Family
ID=75410545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011577156.8A Active CN112666635B (en) | 2020-12-28 | 2020-12-28 | Mountain torrent disaster prevention hydraulic engineering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112666635B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191026563A (en) * | 1910-11-15 | 1911-04-06 | C F Casella & Company Ltd | Improvements in Recording Rain Gauges. |
| CN204440181U (en) * | 2015-03-16 | 2015-07-01 | 北京市天和鑫迈管道科技有限公司 | Well body water yield supervising device |
| CN205539541U (en) * | 2016-04-07 | 2016-08-31 | 河海大学 | Precipitation observer |
| CN106759672A (en) * | 2016-12-26 | 2017-05-31 | 李润凤 | A kind of water tank of fire-fighting with water prompt facility |
| CN207264559U (en) * | 2017-09-22 | 2018-04-20 | 王金龙 | A kind of water conservancy flood situation automatic on-line monitoring alarm |
| CN207571868U (en) * | 2017-10-25 | 2018-07-03 | 西安理工大学 | A kind of flood warning device with remote information transfer function |
| CN208422062U (en) * | 2018-04-09 | 2019-01-22 | 昆明赛力博特科技有限公司 | A kind of fixed point mode transmission mountain torrents early warning mechanism |
| CN209433042U (en) * | 2019-03-18 | 2019-09-24 | 响水县气象局 | A kind of rainfall device with heavy rain warning function |
| CN110879427A (en) * | 2019-11-15 | 2020-03-13 | 辽东学院 | Intelligent rainfall detection equipment based on computer vision |
| CN210375327U (en) * | 2019-09-08 | 2020-04-21 | 河南亚都水利工程有限公司 | Water level monitoring device for hydraulic engineering |
| CN210895766U (en) * | 2020-02-24 | 2020-06-30 | 江西省气象服务中心(江西省专业气象台、江西省气象影视中心) | Novel outdoor rainstorm early warning device |
| CN211576301U (en) * | 2020-04-02 | 2020-09-25 | 河南省新乡市豫水工程有限公司 | Water level monitoring device for hydraulic engineering |
| CN111754733A (en) * | 2020-05-30 | 2020-10-09 | 青海省水利水电科学研究院有限公司 | Mountain torrent disaster monitoring and early warning platform |
-
2020
- 2020-12-28 CN CN202011577156.8A patent/CN112666635B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191026563A (en) * | 1910-11-15 | 1911-04-06 | C F Casella & Company Ltd | Improvements in Recording Rain Gauges. |
| CN204440181U (en) * | 2015-03-16 | 2015-07-01 | 北京市天和鑫迈管道科技有限公司 | Well body water yield supervising device |
| CN205539541U (en) * | 2016-04-07 | 2016-08-31 | 河海大学 | Precipitation observer |
| CN106759672A (en) * | 2016-12-26 | 2017-05-31 | 李润凤 | A kind of water tank of fire-fighting with water prompt facility |
| CN207264559U (en) * | 2017-09-22 | 2018-04-20 | 王金龙 | A kind of water conservancy flood situation automatic on-line monitoring alarm |
| CN207571868U (en) * | 2017-10-25 | 2018-07-03 | 西安理工大学 | A kind of flood warning device with remote information transfer function |
| CN208422062U (en) * | 2018-04-09 | 2019-01-22 | 昆明赛力博特科技有限公司 | A kind of fixed point mode transmission mountain torrents early warning mechanism |
| CN209433042U (en) * | 2019-03-18 | 2019-09-24 | 响水县气象局 | A kind of rainfall device with heavy rain warning function |
| CN210375327U (en) * | 2019-09-08 | 2020-04-21 | 河南亚都水利工程有限公司 | Water level monitoring device for hydraulic engineering |
| CN110879427A (en) * | 2019-11-15 | 2020-03-13 | 辽东学院 | Intelligent rainfall detection equipment based on computer vision |
| CN210895766U (en) * | 2020-02-24 | 2020-06-30 | 江西省气象服务中心(江西省专业气象台、江西省气象影视中心) | Novel outdoor rainstorm early warning device |
| CN211576301U (en) * | 2020-04-02 | 2020-09-25 | 河南省新乡市豫水工程有限公司 | Water level monitoring device for hydraulic engineering |
| CN111754733A (en) * | 2020-05-30 | 2020-10-09 | 青海省水利水电科学研究院有限公司 | Mountain torrent disaster monitoring and early warning platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112666635B (en) | 2022-10-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110685305B (en) | Online safety monitoring system for foundation pit | |
| CN103197358B (en) | Meteorological monitoring system | |
| CN205334687U (en) | Mud -rock flow monitoring and early warning system | |
| CN209879037U (en) | Tipping bucket type rain gauge | |
| CN213363937U (en) | Water amount monitoring device for foundation pit support structure | |
| CN104299366A (en) | Debris flow monitoring and early warning system | |
| CN106887117A (en) | A kind of debris flow monitoring pre-warning system | |
| CN112666635B (en) | Mountain torrent disaster prevention hydraulic engineering device | |
| CN203149775U (en) | Real-time monitoring and early-warning system based on sensing detection and video detection for debris flow | |
| CN102879836A (en) | Rain gauge for measuring by adopting optical fiber and railway disaster-prevention rainfall monitoring system | |
| CN102809768A (en) | Intelligent tipping bucket type rain sensing device and working state monitoring method thereof | |
| CN205138598U (en) | Public road ponding intelligent monitoring system in city | |
| CN218298560U (en) | Real live monitoring facilities of precipitation that can early warning | |
| CN105629342A (en) | Rain collector of automatic flip tipping bucket type rain sensor | |
| CN202134457U (en) | Short stroke floating ball liquid level switch | |
| CN202471185U (en) | Water level alarming apparatus | |
| CN105629343A (en) | Rain collector of clean tipping bucket type rain sensor | |
| CN208250978U (en) | A kind of automatic baffling device weighed for park | |
| CN210155811U (en) | Flood early warning device capable of achieving remote information transmission | |
| CN105629344A (en) | Rain collector of tipping bucket type rain sensor | |
| CN215593760U (en) | Urban rainstorm timeliness flood control warning device | |
| CN115830810A (en) | Flood disaster monitoring and early warning system and method for concrete pole close to river channel | |
| CN212933720U (en) | Debris flow disconnection alarming and monitoring device | |
| CN111830511A (en) | Urban accumulated water monitoring system based on multiple data sources | |
| CN213518345U (en) | Underground pipe network full life cycle risk monitoring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |