CN114018359B - Bridge flood control water level safety alarm system - Google Patents
Bridge flood control water level safety alarm system Download PDFInfo
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- CN114018359B CN114018359B CN202111310075.6A CN202111310075A CN114018359B CN 114018359 B CN114018359 B CN 114018359B CN 202111310075 A CN202111310075 A CN 202111310075A CN 114018359 B CN114018359 B CN 114018359B
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- water level
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- detection unit
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 191
- 238000001514 detection method Methods 0.000 claims abstract description 57
- 238000004140 cleaning Methods 0.000 claims abstract description 19
- 238000001914 filtration Methods 0.000 claims description 16
- 239000003990 capacitor Substances 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 8
- 230000001960 triggered effect Effects 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 abstract 2
- 230000000007 visual effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention provides a bridge flood control water level safety alarm system, which belongs to the technical field of water level detection and comprises a first water level detection unit, a second water level detection unit, a bridge head alarm prompting unit and a cloud control platform server. After the river channel water level of bridge rises, surpass the safety warning line, in time issue the alarm at the bridgehead, prompt public and carefully pass, upload the server with data, people can in time look over whether the bridge of the route of going out can pass through the cell-phone, set up trigger switch circuit and save more electricity, just send the signal when triggering the warning water level, the wireless module at ordinary times does not work, more power saving, the water level sensor who sets up can self-cleaning, timely cleanness such as some silt or spiral shell etc. inside the sensor can be with the clean of regularly, avoid the sensor not to do badly, the well or worse of clean in-process timely inspection sensor realizes automated inspection, do not need often to inspect the well or worse of sensor, more use manpower and materials sparingly, the staff does not need lower river side safer.
Description
Technical Field
The invention relates to the technical field of water level detection, in particular to a bridge flood control water level safety alarm system.
Background
The bridge is built on the river course, and river water has very strong impact force to bridge pier, and the influence of the water level of river course on the bridge is very big. And in each flood season, the river water level rises sharply, so that the impact force of the river water on the bridge pier is enhanced, and serious tests are caused on the bridge. People can mark dangerous lines on the bridge piers, and when river water rises to the dangerous lines and above, the bridge is greatly damaged, namely, the bridge is extremely easy to collapse. Meanwhile, the bridge water level height cannot be known, and when a ship sails through a sailing channel below the bridge, the ship is extremely easy to collide with the bridge. During the flood season, in order to guarantee the safe operation of boats and ships, people can observe whether the bridge water level reaches this dangerous line, so, have greatly wasted manpower and materials. After the water level of the existing bridge flood rises, the existing bridge flood exceeds a safety warning line, and an alarm cannot be issued at the bridge head in time to prompt the public to carefully pass.
Disclosure of Invention
The invention aims to provide a bridge flood control water level safety alarm system which solves the technical problems in the background art. By arranging the automatic detection device, passers-by is timely reminded to bypass or avoid in time. Meanwhile, the water temperature sensor can be automatically cleaned and timely detected, so that the safety of the sensor is higher, and meanwhile, the condition that the sensor is influenced by silt of a river channel is avoided.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
bridge flood control water level safety alarm system, including first water level detection unit, second water level detection unit, the first water level detection unit, the second water level detection unit sets up the river side in bridge below, and be connected with the bridge end warning prompt unit through wireless, the bridge end warning prompt unit sets up the both ends at the bridge, bridge end warning prompt unit and cloud accuse platform server wireless connection, second water level detection unit is used for detecting whether the water level of river course reaches the channel alarm water level of river course, first water level detection unit is used for detecting whether the water level of river course reaches the alarm water level, when reaching the alarm water level, first water level detection unit, the automatic information of second water level detection unit gives the bridge end warning prompt unit, send the alarm warning personnel to keep away danger or detour when the alarm water level is received to the bridge end warning prompt unit, or the ship stationary navigation of suggestion operation on the bridge, cloud accuse platform server is used for receiving water level alarm data and stores, the user can learn whether the channel that the river course can navigate through the data inquiry cloud accuse platform server can navigate through the bridge, whether can navigate through the bridge.
Further, the bridge head alarm prompting unit comprises a bridge head wireless receiving module, a bridge head display screen, a positioning module, a water level alarm controller, a water level alarm, a bridge head storage battery, a bridge head solar panel, a channel prompting screen and a wireless communication module, wherein the water level detection unit is wirelessly connected with the bridge head wireless receiving module, the bridge head display screen, the positioning module, the channel prompting screen and the water level alarm are all connected with the water level alarm controller, when the water level alarm controller receives the water level alarm, the water level alarm controller is controlled to send out alarm sounds, meanwhile, water level data and prompt detours are displayed on the bridge head display screen, when the water level alarm occurs, the water level alarm controller obtains specific position information and water level alarm information through the positioning module and transmits the specific position information to the cloud control platform server through the wireless communication module, a communication person checks whether the water level of the bridge reaches the alarm water level through a mobile phone, the bridge head solar panel is connected with the bridge head storage battery, the water level alarm controller is connected with the water level alarm controller, the channel prompting screen is arranged on two sides of the bridge, and when the water level reaches a static channel, and the channel prompting information is displayed on the channel prompting screen.
Further, the first water level detection unit and the second water level detection unit comprise a solar panel, a storage battery, a water level detection wireless module, a trigger switch circuit and a water level sensor, wherein the solar panel is connected with the storage battery, the storage battery is connected with the trigger switch circuit for supplying power, the water level detection wireless module is connected with the water level detection wireless module through the trigger switch circuit, when the water level sensor detects an alarm water level, the trigger switch circuit is automatically triggered to be connected, and the water level detection wireless module sends water level alarm information to the bridge head alarm prompting unit.
Further, the trigger switch circuit comprises a first capacitor, a second capacitor, a first resistor, a second resistor, a third resistor, a fourth resistor, an adjustable resistor, an amplifier, a power indicator and a switch indicator, wherein the input end of the power indicator is respectively connected with one end of the first capacitor, one end of the second resistor, one end of the adjustable resistor, one end of the third resistor and the input end of the switch indicator, and is connected with a power supply in parallel, the output end of the power indicator is connected with the other end of the first capacitor through the first resistor and is grounded, the other end of the second resistor is respectively connected with one end of a water level sensor, the negative electrode input end of the amplifier and one end of the second capacitor, the other end of the second capacitor is connected with the other end of the water level sensor and the other end of the adjustable resistor, and is grounded, the sliding end of the adjustable resistor is connected with the positive electrode input end of the amplifier, and the output end of the amplifier is connected with the other end of the third resistor and the other end of the fourth resistor and serves as an output end.
Further, the water level sensor comprises a shell, a top end sealing cover, a conducting electrode, a metal hollow ball and one or more plastic hollow balls, wherein the top end sealing cover is arranged at the top end of the shell, the conducting electrode penetrates through one end of the top end sealing cover to be arranged in the shell, the metal hollow ball and the plastic hollow ball are arranged in the shell, the metal hollow ball is arranged at the top end, and the bottom of the shell enters a water body of a river channel.
Further, the water level sensor further comprises a time relay, a cleaning and filtering dual-purpose net, a motor and a toothed plate, wherein the toothed plate is arranged in the two end walls of the shell and can slide up and down, the motor is arranged at the top end of the shell, the time relay is connected with the motor, the cleaning and filtering dual-purpose net is sleeved on the shell, the two ends of the cleaning and filtering dual-purpose net are respectively connected with the bottom of the toothed plate and move up and down along with the sliding of the toothed plate, the time relay is used for setting up the timing time to control the motor to rotate, the toothed plate is driven to slide up and down, the toothed plate drives the cleaning and filtering dual-purpose net to clean the inner wall of the shell, and meanwhile, when the cleaning and filtering dual-purpose net lifts up to prop against the plastic hollow balls, the metal hollow balls are communicated with the conductive electrodes, and the sensor is tested at regular time.
The first water level detection unit detects whether the bridge can pass through, the second water level detection unit detects whether the channel can pass through, and the depth of water inlet arranged by the second water level detection unit is deeper than that of the first water level detection unit.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
according to the invention, after the river channel water level of the bridge rises, the bridge head is timely provided with an alarm beyond a safety warning line, the bridge head is timely provided with an alarm to prompt the public to carefully pass, or the ship is prompted to be stationary and navigate, meanwhile, data is uploaded to the server, people can timely check whether the bridge of the travel route can pass and whether the channel can navigate through the mobile phone, the trigger switch circuit is arranged to save more electricity, the signal is sent only when the alarm water level is triggered, so that a usual wireless module does not need to work, more electricity is saved, the arranged water level sensor can be automatically cleaned, the regular cleaning can timely clean sludge or snails in the sensor, the sensor is prevented from being badly done, the sensor is timely checked in the cleaning process, the automatic detection of the sensor is realized, people do not need to constantly check the sensor for the quality, manpower and material resources are saved, and workers do not need to be safer for the river side.
Drawings
FIG. 1 is a schematic block diagram of a system of the present invention;
FIG. 2 is a schematic diagram of a trigger switch circuit of the present invention;
fig. 3 is a schematic view of the structure of the water level sensor of the present invention.
In the drawing, a 1-shell, a 2-top end sealing cover, a 3-conducting electrode, a 4-metal hollow sphere, a 5-plastic hollow sphere, a 6-cleaning and filtering dual-purpose net, a 7-motor and an 8-toothed plate are arranged.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail below by referring to the accompanying drawings and by illustrating preferred embodiments. It should be noted, however, that many of the details set forth in the description are merely provided to provide a thorough understanding of one or more aspects of the invention, and that these aspects of the invention may be practiced without these specific details.
As shown in figure 1, the bridge flood control water level safety alarm system comprises a first water level detection unit, a second water level detection unit, a bridge head alarm prompting unit and a cloud control platform server, wherein the first water level detection unit and the second water level detection unit are arranged at the river side below a bridge and are connected with the bridge head alarm prompting unit in a wireless manner, the bridge head alarm prompting unit is arranged at two ends of the bridge and is connected with the cloud control platform server in a wireless manner, the second water level detection unit is used for detecting whether the water level of a river reaches the channel alarm water level of the river, the first water level detection unit is used for detecting whether the water level of the river channel reaches the alarm water level, when the water level reaches the alarm water level, the first water level detection unit and the second water level detection unit automatically send information to the bridge head alarm prompting unit, when the bridge head alarm prompting unit receives the alarm water level, the bridge head alarm prompting unit sends out an alarm to prompt bridge crossing personnel to avoid danger or bypass, or prompts a ship running on the river channel to be static and navigation, the cloud control platform server is used for receiving water level alarm data and storing the water level alarm data, and a user can know whether the channel of the river can navigate or not by inquiring the data of the cloud control platform server, and whether a bridge can navigate or not.
In the embodiment of the invention, the bridge head alarm prompting unit comprises a bridge head wireless receiving module, a bridge head display screen, a positioning module, a water level alarm controller, a water level alarm, a bridge head storage battery, a bridge head solar panel, a channel prompting screen and a wireless communication module, wherein the water level detection unit is wirelessly connected with the bridge head wireless receiving module, the bridge head display screen, the positioning module, the channel prompting screen and the water level alarm are all connected with the water level alarm controller, when the water level alarm controller receives a water level alarm, the water level alarm controller is controlled to send an alarm sound, water level data and prompt detouring are displayed on the bridge head display screen, the bridge head display screen and the water level alarm are arranged at two ends of the bridge head, when water level alarm occurs, the water level alarm controller acquires specific position information and water level alarm information through the positioning module and transmits the specific position information to the cloud control platform server, a communication person checks whether the water level of a bridge reaches an alarm water level through a mobile phone bridge or not, the bridge head solar panel is connected with the bridge head storage battery, the storage battery is connected with the water level alarm controller and the water level alarm, the channel prompting screen is arranged at two sides of the bridge, and when the water level alarm is stopped, and the channel prompting information is displayed on the channel prompting screen.
In the embodiment of the invention, the first water level detection unit and the second water level detection unit respectively comprise a solar panel, a storage battery, a water level detection wireless module, a trigger switch circuit and a water level sensor, wherein the solar panel is connected with the storage battery, the storage battery is connected with the trigger switch circuit for supplying power, the water level detection wireless module is connected with the water level detection wireless module through the trigger switch circuit, when the water level sensor detects the alarm water level, the trigger switch circuit is automatically triggered and connected, and the water level detection wireless module sends water level alarm information to the bridge head alarm prompting unit.
In the embodiment of the invention, as shown in fig. 2, the trigger switch circuit comprises a first capacitor, a second capacitor, a first resistor, a second resistor, a third resistor, a fourth resistor, an adjustable resistor, an amplifier, a power indicator and a switch indicator, wherein the input end of the power indicator is respectively connected with one end of the first capacitor, one end of the second resistor, one end of the adjustable resistor, one end of the third resistor and the input end of the switch indicator, and is connected with a power supply in parallel, the output end of the power indicator is connected with the other end of the first capacitor through the first resistor and is grounded, the other end of the second resistor is respectively connected with one end of a water level sensor, the negative input end of the amplifier and one end of the second capacitor, the other end of the second capacitor is connected with the other end of the water level sensor and the other end of the adjustable resistor, the sliding end of the adjustable resistor is connected with the positive input end of the amplifier, and the output end of the amplifier is connected with the other end of the third resistor and the other end of the fourth resistor and is used as an output end.
In the embodiment of the invention, as shown in fig. 3, the water level sensor comprises a shell 1, a top end sealing cover 2, an electric pole 3, a metal hollow ball 4 and one or more plastic hollow balls 5, wherein the top end sealing cover 2 is arranged at the top end of the shell 1, the electric pole 3 passes through one end of the top end sealing cover 2 and is arranged in the shell 1, the metal hollow ball 4 and the plastic hollow ball 5 are arranged in the shell 1, the metal hollow ball 4 is arranged at the top end, and the bottom of the shell 1 enters the water body of a river channel.
The water level sensor further comprises a time relay, a cleaning and filtering dual-purpose net 6, a motor 7 and a toothed plate 8, wherein the toothed plate 8 is arranged in the two end walls of the shell 1 and can slide up and down, the motor 7 is arranged at the top end of the shell 1, the time relay is connected with the motor 7, the cleaning and filtering dual-purpose net 6 is sleeved on the shell 1, the two ends of the cleaning and filtering dual-purpose net 6 are respectively connected with the bottom of the toothed plate 8 and move up and down along with the sliding of the toothed plate 8, the time relay sets a timing time control motor 7 to rotate and drive the toothed plate 8 to slide up and down, the toothed plate 8 drives the cleaning and filtering dual-purpose net 6 to clean the inner wall of the shell 1, and meanwhile, when the cleaning and filtering dual-purpose net (6) rises to prop up the plastic hollow balls 5, the metal hollow balls 4 are communicated with the conductive electrodes 3, and the quality of the sensor is tested at regular time.
The bridge flood control water level safety alarm system comprises a water level sensor module, an audible and visual alarm horn, an LED warning screen, a network communication module and a system cloud control platform, wherein the water level sensor module is in wireless connection with the audible and visual alarm horn and the LED warning screen. The water level sensor is arranged on the bridge pier, when the water level rises to the safe red line, a signal is wirelessly sent to the audible and visual alarm horn and the LED warning screen, the high-decibel alarm horn is started, and meanwhile the LED warning screen displays no passing, so that the public is reminded of avoiding danger or detouring. Water level monitoring, water prevention, wireless signal emission and solar power supply. Audible and visual alarm loudspeaker: wireless receiving signal, high decibel alarm sound, big dipper locate function, send the alarm to "always accuse cloud platform". The LED warning screen is used for receiving signals wirelessly, customizing subtitles, preventing water and supplying power by solar energy. A bridge flood control water level safety alarm system is provided, which is used for large-screen overview, bridge classification statistics, bridge alarm positioning and issuing.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (1)
1. Bridge flood control water level safety alarm system, its characterized in that: the bridge head warning system comprises a first water level detection unit, a second water level detection unit, a bridge head warning prompt unit and a cloud control platform server, wherein the first water level detection unit and the second water level detection unit are arranged at the river side below a bridge and are connected with the bridge head warning prompt unit in a wireless mode, the bridge head warning prompt unit is arranged at two ends of the bridge, the bridge head warning prompt unit is connected with the cloud control platform server in a wireless mode, the second water level detection unit is used for detecting whether the water level of a river reaches the channel warning water level of the river, the first water level detection unit is used for detecting whether the water level of the river reaches the warning water level, when the warning water level is reached, the first water level detection unit and the second water level detection unit automatically send information to the bridge head warning prompt unit, and when the bridge head warning prompt unit receives the warning water level, an alarm is sent to remind bridge crossing personnel to avoid danger or bypass, or prompt a ship running on the river to navigate at rest, the cloud control platform server is used for receiving water level warning data and storing the warning water level warning data, a user can know whether the channel of the river can navigate the bridge through or not through the river through querying the data of the cloud control platform server, and the depth of the water level detection unit is deeper than the first water level detection unit;
the bridge head alarm prompting unit comprises a bridge head wireless receiving module, a bridge head display screen, a positioning module, a water level alarm controller, a water level alarm, a bridge head storage battery, a bridge head solar panel, a channel prompting screen and a wireless communication module, wherein the water level detection unit is wirelessly connected with the bridge head wireless receiving module, the bridge head display screen, the positioning module, the channel prompting screen and the water level alarm are all connected with the water level alarm controller, when the water level alarm controller receives a water level alarm, the water level alarm controller is controlled to send out alarm sounds, meanwhile, water level data and prompt detours are displayed on the bridge head display screen, the bridge head display screen and the water level alarm are all arranged at two ends of the bridge head, when water level alarm occurs, the water level alarm controller obtains specific position information and water level alarm information through the positioning module and transmits the water level alarm information to the cloud control platform server, a communication person checks whether the water level of a bridge reaches an alarm water level through a mobile phone, the bridge head solar panel is connected with the bridge head storage battery, the water level alarm controller and the water level alarm controller is connected with the water level alarm controller, the channel prompting screen is arranged at two sides of the bridge, and when the water level reaches a channel to be static, and the water level information is displayed on the channel prompting screen;
the first water level detection unit and the second water level detection unit respectively comprise a solar panel, a storage battery, a water level detection wireless module, a trigger switch circuit and a water level sensor, wherein the solar panel is connected with the storage battery, the storage battery is connected with the trigger switch circuit for supplying power, the water level detection wireless module is connected with the water level detection wireless module through the trigger switch circuit, when the water level sensor detects an alarm water level, the trigger switch circuit is automatically triggered and connected, and the water level detection wireless module sends water level alarm information to the bridge head alarm prompting unit;
the trigger switch circuit comprises a first capacitor, a second capacitor, a first resistor, a second resistor, a third resistor, a fourth resistor, an adjustable resistor, an amplifier, a power indicator and a switch indicator, wherein the input end of the power indicator is respectively connected with one end of the first capacitor, one end of the second resistor, one end of the adjustable resistor, one end of the third resistor and the input end of the switch indicator, and is connected with a power supply;
the water level sensor comprises a shell (1), a top end sealing cover (2), a conductive electrode (3), a metal hollow ball (4) and one or more plastic hollow balls (5), wherein the top end sealing cover (2) is arranged at the top end of the shell (1), one end of the conductive electrode (3) penetrates through the top end sealing cover (2) to be arranged in the shell (1), the metal hollow ball (4) and the plastic hollow ball (5) are arranged in the shell (1), the metal hollow ball (4) is arranged at the top end, and the bottom of the shell (1) enters a water body of a river;
the water level sensor further comprises a time relay, a cleaning and filtering dual-purpose net (6), a motor (7) and a toothed plate (8), wherein the toothed plate (8) is arranged inside two end walls of the shell (1) and can slide up and down, the motor (7) is arranged at the top end of the shell (1), the time relay is connected with the motor (7), the cleaning and filtering dual-purpose net (6) is sleeved on the shell (1), two ends of the cleaning and filtering dual-purpose net (6) are respectively connected with the bottom of the toothed plate (8) and move up and down along with the sliding of the toothed plate (8), the time relay is used for setting up and timing the motor (7) to drive the toothed plate (8) to slide up and down, and meanwhile, the toothed plate (8) drives the cleaning and filtering dual-purpose net (6) to clean the inner wall of the shell (1), and when the cleaning and filtering dual-purpose net (6) lifts up to prop against the plastic hollow ball (5), the metal hollow ball (4) is communicated with the conductive electrode (3), and the timing test sensor is good or bad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111310075.6A CN114018359B (en) | 2021-11-05 | 2021-11-05 | Bridge flood control water level safety alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111310075.6A CN114018359B (en) | 2021-11-05 | 2021-11-05 | Bridge flood control water level safety alarm system |
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| Publication Number | Publication Date |
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| CN114018359A CN114018359A (en) | 2022-02-08 |
| CN114018359B true CN114018359B (en) | 2024-04-12 |
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| CN202111310075.6A Active CN114018359B (en) | 2021-11-05 | 2021-11-05 | Bridge flood control water level safety alarm system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204881783U (en) * | 2015-04-30 | 2015-12-16 | 段鹏翔 | Bridge water level monitoring system |
| CN211576176U (en) * | 2019-10-23 | 2020-09-25 | 广州数字方舟信息技术股份有限公司 | Bridge clear height display system |
| CN211719010U (en) * | 2020-03-19 | 2020-10-20 | 武汉理工大学 | Navigation early warning system for ships in water area of bridge area |
| CN113049058A (en) * | 2019-12-27 | 2021-06-29 | 云启勘测设计有限公司 | Bridge water level monitoring system |
-
2021
- 2021-11-05 CN CN202111310075.6A patent/CN114018359B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204881783U (en) * | 2015-04-30 | 2015-12-16 | 段鹏翔 | Bridge water level monitoring system |
| CN211576176U (en) * | 2019-10-23 | 2020-09-25 | 广州数字方舟信息技术股份有限公司 | Bridge clear height display system |
| CN113049058A (en) * | 2019-12-27 | 2021-06-29 | 云启勘测设计有限公司 | Bridge water level monitoring system |
| CN211719010U (en) * | 2020-03-19 | 2020-10-20 | 武汉理工大学 | Navigation early warning system for ships in water area of bridge area |
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| Publication number | Publication date |
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| CN114018359A (en) | 2022-02-08 |
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