CN212724285U - Monitoring and early warning system for detecting flood prevention water level of river channel - Google Patents
Monitoring and early warning system for detecting flood prevention water level of river channel Download PDFInfo
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- CN212724285U CN212724285U CN202021848504.6U CN202021848504U CN212724285U CN 212724285 U CN212724285 U CN 212724285U CN 202021848504 U CN202021848504 U CN 202021848504U CN 212724285 U CN212724285 U CN 212724285U
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Abstract
The utility model provides a monitoring and early warning system for detecting the flood prevention water level of a river channel, which comprises a fixed base arranged at the bottom of the river channel and a measuring base fixedly arranged on the fixed base, wherein a cavity is arranged in the measuring base, and a water inlet communicated with the cavity is arranged on the side surface of the measuring base; the top of a cavity of the measuring base is provided with a measuring bottom plate, the upper side and the lower side of the measuring bottom plate are respectively provided with a water level detection device and a switch assembly for controlling the on and off of the water level detection device, and the water level detection device comprises a distance sensor, a control terminal and a communication terminal; the top of measuring the base is provided with solar power system and voice broadcast device, and solar power system is connected with the voice broadcast device electricity, and distance sensor, communication terminal and voice broadcast device all link to each other with control terminal. By collecting the distance between the distance sensor and the buoyancy valve and comparing the distance with the initial distance between the buoyancy valve and the distance sensor, river channel water level change information is obtained.
Description
Technical Field
The utility model relates to a water level monitoring technology field especially relates to a monitoring and early warning system for detecting river course flood prevention water level.
Background
The flood prevention characteristic water level is an important basis for river management units to conduct flood prevention organization command and flood control emergency rescue, and can meet the needs of flood prevention organization preparation and patrol emergency rescue. Meanwhile, the flood prevention characteristic water level is released facing the society, so that people can conveniently and visually understand the flood danger information. Scientifically and accurately determining the flood prevention characteristic water level has important significance for river management, water resource scheduling and utilization, flood prevention scheme making and emergency decision making.
The flood prevention characteristic water level generally comprises two levels of a warning water level and a guaranteed water level. The warning water level is the water level of rivers and other water bodies which can cause dangerous situations in flood control engineering, when the water level is reached, the flood prevention of an embankment enters an important period, a flood prevention department needs to strengthen the abstinence, pay close attention to the development and change of the water situations, the working situations and the dangerous situations, the preparation of flood control emergency manpower and material resources is made, and the preparation work which can cause higher water level is made. The guaranteed water level is the highest flood level which can guarantee safe operation of flood control projects or protection areas, when the guaranteed water level is reached, the projects are shown to be in the upper limit condition of safety defense, and serious dangerous situations can occur inside and outside the dyke body and on the dyke foundation (including a certain distance range from the dyke back).
The traditional river flood prevention characteristic water level generally marks a warning water level and a guaranteed water level by using a water level scale or a position corresponding to a river bank body, and the marking method consumes a large amount of manpower along with the time lapse and the wind blowing sunshine, and the transmission mode of characteristic water level information and information is not suitable for the current flood prevention management system mechanism and the modern technology.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned problem among the prior art, the utility model provides a monitoring and early warning system for detecting river course flood prevention water level has solved among the prior art that the monitoring mode of river course flood prevention characteristic water level is not suitable current flood prevention management mechanism, the longer problem of flood prevention information transfer time.
In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows:
the monitoring and early warning system comprises a fixed base arranged at the bottom of a river channel and a measuring base fixedly arranged on the fixed base, wherein a cavity is formed in the measuring base, and a water inlet communicated with the cavity is formed in the side surface of the measuring base;
a measuring bottom plate is arranged at the top of a cavity of the measuring base, a water level detection device and a switch assembly for controlling the on-off of the water level detection device are respectively arranged on the upper side and the lower side of the measuring bottom plate, and the water level detection device comprises a distance sensor, a control terminal and a communication terminal;
the switch assembly comprises a switch base fixedly installed on the measuring bottom plate, an elastic piece is arranged between the switch base and the measuring bottom plate, two ends of the elastic piece are respectively provided with a conduction part and a connecting rope, the tail end of the connecting rope is connected with a buoyancy valve, and the measuring bottom plate is provided with a through hole through which the conduction part penetrates;
the top of measuring the base is provided with solar power system and voice broadcast device, and solar power system is connected with the voice broadcast device electricity, and distance sensor, communication terminal and voice broadcast device all link to each other with control terminal.
Further, the measuring base and the cavity are both cylindrical.
Furthermore, the water inlet is rectangular, and a filter screen covers the water inlet. Floaters such as weeds are mixed when flood rises, and in order to avoid the floaters from winding the buoyancy valve, the filter screen enables the buoyancy valve to normally operate, so that the normal operation of the water level detection device is accurately reported.
Furthermore, the top of the buoyancy valve is connected with a guide plate, the edge of the guide plate is provided with a guide protrusion, and the inner wall of the cavity of the measuring base is provided with a guide groove matched with the guide protrusion along the axis direction of the inner wall. Because the buoyancy valve is irregular along with the rising of the water level, the distance sensor is always aligned to the guide plate through the guide plate and the guide protrusion, the distance between the distance sensor and the guide plate is ensured to be accurately measured, and then the water level information of the river channel is obtained.
Further, the switch base includes that the cross-section is the interlude of U-shaped, and the both sides of interlude open end are provided with the installation section to the flat plate structure, and the blind end of interlude is opened has the through-hole that the connection rope passed.
Further, the elastic component includes the elastic plate, and the both ends of elastic plate are connected with the inboard of interlude through a telescopic link respectively, and the cover has the spring on the telescopic link, and the both ends of spring respectively with interlude and elastic plate butt, connect rope and elastic plate fixed connection.
Furthermore, the conduction part is in a shape of a round rod and is fixedly installed on the top surface of the elastic plate.
Further, the solar power generation apparatus includes a solar panel and a storage battery, and a converter for connecting the solar panel and the storage battery. The solar power generation device realizes low-cost operation maintenance and low-cost installation.
Further, the water level detection device further comprises a control terminal and a communication terminal, and the distance sensor, the communication terminal and the voice broadcasting device are all connected with the control terminal. The water level information that will monitor through communication terminal sends to remote control end, and the flood control administrative unit can long-rangely master river course water level change information, rises to rise whole the journey of falling and carries out real time monitoring to the flood, has strengthened the accurate management and control ability to the river course flood effectively.
Furthermore, the control terminal is provided with an on-off switch matched with the conduction part, and a measuring through hole is formed in the position, opposite to the distance sensor, of the measuring bottom plate. Through the on-off switch, the water level detection device does not work when the water level is lower, the service life of the device is prolonged, and the distance sensor data acquisition is not influenced by the measurement through hole.
The utility model has the advantages that:
the monitoring and early warning system is enabled to be in normal operation of water level monitoring under the condition that the power generation efficiency is reduced during the flood through the solar power generation device, and meanwhile, each monitoring and early warning system is enabled to be independently installed and operated, the later-period operation and maintenance cost is low, and low-cost installation can be realized.
Through the voice broadcast device, when the situation of taking place to exceed the alert water level, guaranteeing the water level, automatic cycle reports flood control early warning information, to peripheral area crowd's improvement of flood control consciousness, risk knowledge popularization and emergent implementation of transferring and evacuating have important effect, have very big actual flood control meaning and effect.
Through water level detection device, the control of river course water level change information can be realized at remote terminal to flood control management unit, rises to rise to the flood and falls whole journey and carries out real time monitoring, has strengthened the accurate management and control ability to river course flood effectively.
By collecting the distance between the distance sensor and the buoyancy valve and comparing the distance with the initial distance between the buoyancy valve and the distance sensor, river channel water level change information is obtained. When the water level of the river channel does not rise, the switch component enables the water level detection device not to operate; after the river course water level rises, the buoyancy valve upwards moves under the buoyancy effect of water, and the buoyancy valve no longer applys a decurrent power to the elastic component, and the compression state of elastic component is relieved, and the elastic component promotes the upward movement of conduction portion, and then starts water level detection device, has improved the life of device.
Drawings
Fig. 1 is a schematic diagram of a monitoring and early warning system for detecting the flood prevention water level of a river.
Fig. 2 is a schematic diagram of a switch assembly of a monitoring and early warning system for detecting the flood prevention water level of a river.
Fig. 3 is a schematic view of the top of a measuring base of a monitoring and early warning system for detecting the flood prevention water level of a river.
Fig. 4 is a top view of a guide plate of a monitoring and early warning system for detecting the flood prevention water level of a river.
Wherein, 1, fixing the base; 2. a measurement base; 201. a water inlet; 3. measuring the bottom plate; 4. a switch base; 5. an elastic member; 501. an elastic plate; 502. a telescopic rod; 6. a conduction part; 7. connecting ropes; 8. a buoyancy valve; 9. a filter screen; 10. a guide plate; 1001. a guide projection; 11. a solar power generation device; 12. a voice broadcasting device; 13. a water level detection device.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes will be apparent to those skilled in the art as long as they are within the spirit and scope of the present invention as defined and defined by the appended claims, and all inventions contemplated by the present invention are protected.
As shown in fig. 1-4, this scheme provides a monitoring and early warning system for detecting river course flood prevention water level, and it is including setting up unable adjustment base 1 and the measurement base 2 of fixed mounting on unable adjustment base 1 in the river course bottom, and unable adjustment base 1 can adopt the concrete pile foundation. The measuring base 2 is internally provided with a cavity, and the side surface of the measuring base 2 is provided with a water inlet 201 communicated with the cavity. The measuring base 2 and the cavity are both cylindrical, the water inlet 201 is rectangular, and the water inlet 201 is covered with the filter screen 9. Further, the measuring base 2 may be made of a steel pipe, and the water inlets 201 are disposed at the middle and lower portions of the measuring base 2. The height of the measuring base 2 far exceeds the historical water level height of the river channel, so that the solar power generation device, the voice broadcasting device and the water level detection device are prevented from being flooded by rising water.
The cavity top of measuring base 2 sets up measuring bottom plate 3, and measuring bottom plate 3 and measuring base 2 welded connection, the upper and lower both sides of measuring bottom plate 3 are installed water level detection device 13 respectively and are used for controlling the switch module that water level detection device 13 opened and close, and water level detection device 13 includes distance sensor, control terminal and communication terminal, and distance sensor, communication terminal and voice broadcast device 12 all link to each other with control terminal. The control terminal can adopt PLC, and the communication terminal can adopt GPRS communication device. The control terminal is provided with an on-off switch matched with the conduction part 6, the on-off switch is used for controlling the power supply conduction of the control terminal, and a measurement through hole is formed in the position, opposite to the distance sensor, of the measurement bottom plate 3.
The switch assembly comprises a switch base 4 fixedly installed on the measuring bottom plate 3, an elastic piece 5 is arranged between the switch base 4 and the measuring bottom plate 3, two ends of the elastic piece 5 are respectively provided with a conduction part 6 and a connecting rope 7, the tail end of the connecting rope 7 is connected with a buoyancy valve 8, and the measuring bottom plate 3 is provided with a through hole through which the conduction part 6 penetrates. Switch base 4 includes that the cross-section is the interlude of U-shaped, and the both sides of interlude open end are provided with the installation section to the flat plate structure, and the blind end of interlude is opened has the through-hole that connects rope 7 and pass. The top of the buoyancy valve 8 is connected with a guide plate 10, as shown in fig. 4, a guide protrusion 1001 is arranged at the edge of the guide plate 10, and a guide groove matched with the guide protrusion 1001 is arranged on the inner wall of the cavity of the measurement base 2 along the axial direction.
Specifically, as shown in fig. 2, the elastic member 5 includes an elastic plate 501, two ends of the elastic plate 501 are respectively connected to the inner side of the middle section through an expansion rod 502, the expansion rod 502 is sleeved with a spring, two ends of the spring are respectively abutted to the middle section and the elastic plate 501, and the connection rope 7 is fixedly connected to the elastic plate 501. The conduction part 6 is a round bar shape, and the conduction part 6 is fixedly mounted on the top surface of the elastic plate 501. The telescopic rod 502 plays a guiding role, so that the conduction part 6 makes reciprocating linear motion under the action of the spring, the motion direction of the conduction part 6 is kept unchanged, and the conduction part 6 is ensured to be always matched with the on-off switch.
As shown in fig. 3, the top of measuring base 2 is provided with solar power generation device 11 and voice broadcast device 12, and solar power generation device 11 is connected with voice broadcast device 12 electricity, and voice broadcast device 12 links to each other with water level monitoring device. The solar power generation apparatus 11 includes a solar panel, a storage battery, and a converter for connecting the solar panel and the storage battery. The voice broadcasting device 12 includes a speaker, and is mainly used for broadcasting the flood control warning information. The voice information played by the voice broadcasting device 12 is determined according to the river water level.
Claims (9)
1. A monitoring and early warning system for detecting the flood prevention water level of a river channel is characterized by comprising a fixed base (1) arranged at the bottom of the river channel and a measuring base (2) fixedly arranged on the fixed base (1), wherein a cavity is formed in the measuring base (2), and a water inlet (201) communicated with the cavity is formed in the side surface of the measuring base (2);
a measuring bottom plate (3) is arranged at the top of a cavity of the measuring base (2), a water level detection device and a switch assembly for controlling the on-off of the water level detection device are respectively arranged on the upper side and the lower side of the measuring bottom plate (3), and the water level detection device comprises a distance sensor, a control terminal and a communication terminal;
the switch assembly comprises a switch base (4) fixedly installed on the measuring bottom plate (3), an elastic piece (5) is arranged between the switch base (4) and the measuring bottom plate (3), two ends of the elastic piece (5) are respectively provided with a conduction part (6) and a connecting rope (7), the tail end of the connecting rope (7) is connected with a buoyancy valve (8), and the measuring bottom plate (3) is provided with a through hole through which the conduction part (6) penetrates;
the top of measuring base (2) is provided with solar power system and voice broadcast device, solar power system is connected with the voice broadcast device electricity, distance sensor, communication terminal and voice broadcast device all link to each other with control terminal.
2. The monitoring and early warning system for detecting the flood prevention water level of the river according to claim 1, wherein the measuring base (2) and the cavity are cylindrical.
3. The monitoring and early warning system for detecting the flood prevention water level of the river channel according to claim 2, wherein the water inlet (201) is rectangular, and a filter screen (9) covers the water inlet (201).
4. The monitoring and early warning system for detecting the flood prevention water level of the river channel according to claim 1, wherein a guide plate (10) is connected to the top of the buoyancy valve (8), a guide protrusion (1001) is arranged at the edge of the guide plate (10), and a guide groove matched with the guide protrusion (1001) is formed in the inner wall of the cavity of the measuring base (2) along the axis direction of the inner wall.
5. The monitoring and early warning system for detecting the flood prevention water level of the river channel according to claim 1, wherein the switch base (4) comprises a middle section with a U-shaped cross section, mounting sections with flat plate structures are arranged on two sides of an opening end of the middle section, and a through hole through which a connecting rope (7) passes is formed in a closed end of the middle section.
6. The monitoring and early warning system for detecting the flood prevention water level of the river channel according to claim 5, wherein the elastic part (5) comprises an elastic plate (501), two ends of the elastic plate (501) are respectively connected with the inner side of the middle section through an expansion link (502), a spring is sleeved on the expansion link (502), two ends of the spring are respectively abutted to the middle section and the elastic plate (501), and the connecting rope (7) is fixedly connected with the elastic plate (501).
7. The monitoring and early warning system for detecting the flood prevention water level of the river channel according to claim 6, wherein the conduction part (6) is in a shape of a round bar, and the conduction part (6) is fixedly installed on the top surface of the elastic plate (501).
8. The monitoring and early warning system for detecting the flood prevention water level of the river according to any one of claims 1 to 7, wherein the solar power generation device comprises a solar panel, a storage battery and a converter for connecting the solar panel and the storage battery.
9. The monitoring and early warning system for detecting the flood prevention water level of the river channel according to claim 8, wherein the control terminal is provided with an on-off switch matched with the conduction part (6), and a measurement through hole is formed in the position, opposite to the distance sensor, of the measurement bottom plate (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021848504.6U CN212724285U (en) | 2020-08-28 | 2020-08-28 | Monitoring and early warning system for detecting flood prevention water level of river channel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021848504.6U CN212724285U (en) | 2020-08-28 | 2020-08-28 | Monitoring and early warning system for detecting flood prevention water level of river channel |
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| CN212724285U true CN212724285U (en) | 2021-03-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880602A (en) * | 2021-03-20 | 2021-06-01 | 九江职业技术学院 | Landslide deformation monitoring system |
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2020
- 2020-08-28 CN CN202021848504.6U patent/CN212724285U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880602A (en) * | 2021-03-20 | 2021-06-01 | 九江职业技术学院 | Landslide deformation monitoring system |
| CN112880602B (en) * | 2021-03-20 | 2022-07-19 | 九江职业技术学院 | Landslide deformation monitoring system |
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