CN219590932U - Water level monitoring device for preventing factory building from flooding - Google Patents

Abstract

The utility model relates to the field of hydraulic engineering equipment, and particularly discloses a water level monitoring device for preventing a factory building from flooding, which comprises a first water level detection sensor, a second water level detection sensor, a controller, an alarm and a loudspeaker, wherein the water level detection sensor is used for monitoring the flooding condition in the factory building in real time, the water level detection sensor transmits signals to the controller during flooding, the controller controls the loudspeaker and the alarm to be started, and when the flooding condition reaches the second water level, the controller forces the factory building equipment to stop and sends information to user terminals of operators on duty and responsible persons. The scheme solves the problems that the existing waterproof flooding system is low in reliability and cannot notify personnel in real time.

Description

Water level monitoring device for preventing factory building from flooding

Technical Field

The utility model relates to the field of hydraulic engineering equipment, in particular to a water level monitoring device for preventing a factory building from flooding.

Background

At present, large and medium hydropower stations in China can basically meet the requirements of 'unattended' or 'unattended' but the call for a smart hydropower station is also on the spot, operators of the hydropower station (pump station) will be greatly reduced in the future and reach the degree of unmanned hydropower station (pump station), so that the safe operation of the hydropower station (pump station) can meet the higher requirements, and the water flooding prevention performance of the factory building is an important safety index of the hydropower station (pump station). The design method of the existing hydropower station water-logging prevention system is that a set of water level annunciator is arranged at the lowest position of a plant, signals are transmitted to a power station computer monitoring system platform, and a computer monitoring system executes a water-logging plant control flow.

The design method is that a waterproof submerged factory building system and a computer monitoring system of a hydropower station (pump station) are combined into one system, the waterproof submerged factory building is a serious safety accident of the hydropower station, the waterproof submerged factory building system is required to realize alarming and accident stopping functions through the computer monitoring system of the hydropower station, and because monitoring factory building water level signals are required to be transmitted to the computer monitoring system of the hydropower station through an intermediate channel and then are subjected to logic operation through the computer monitoring system, instructions of the submerged factory building are sent, interference is likely to occur in the signal transmission process, the volume of alarm signals is small, and operators cannot know accident conditions in time when leaving a central control room for inspection. Therefore, the function of the water flooded factory building system is not reliable to realize through a computer monitoring system of a hydropower station (pump station).

Disclosure of Invention

The utility model provides a water level monitoring device for plant flooding prevention, which aims to solve the problems that the existing flooding prevention system is low in reliability and cannot inform personnel in real time.

In order to solve the problems, the utility model adopts the following technical scheme: the utility model provides a water level monitoring devices for factory building flood prevention, includes water level detection sensor, controller, alarm, still includes loudspeaker, wireless signal transmission module, water level detection sensor includes first water level detection sensor, second water level detection sensor, the controller is used for receiving in real time first upper limit signal that first water level detection sensor sent, second upper limit signal that second water level detection sensor sent, receive first upper limit signal start-up alarm send alarm signal, start loudspeaker broadcast, controller control factory building shut down and send the accident warning notice to user terminal through wireless signal transmission module after receiving the second upper limit signal.

The beneficial effect of this scheme is:

the plant water flooding prevention device is used as an independent control and alarm system, and the operation of the whole device is controlled by an independent controller, including controlling the start and stop of a plant pump station, triggering an alarm, starting a loudspeaker, notifying an operator on duty through a user terminal and the like. The first water level detection sensor is arranged at the lowest part of the plant, monitors the water level in the plant, when the water level reaches the first upper limit, the controller sends an alarm signal to start horn broadcasting, when the water level reaches the second upper limit, the controller stops the pump station of the plant, informs the responsible person of the hydropower station and the responsible person of operation in real time through the user terminal, ensures that the plant can reach the unattended level during normal operation, timely responds and informs the accident situation when the plant is flooded, and ensures that the warning condition of the plant is rapidly, timely and accurately treated in an emergency.

Further, the automatic emergency stop control device also comprises a manual emergency stop button and a manual alarm button, wherein the manual emergency stop button and the manual alarm button are electrically connected with the controller. The manual emergency stop button and the manual alarm button are arranged, another feasible measure is provided for the emergency treatment in the factory building, and the flooding condition is ensured to be treated in time through a manual and automatic double scheme.

Further, the alarm is an audible and visual alarm. The visual and audible double prompts of the audible and visual alarm are utilized to provide an alarm signal.

Further, the loudspeaker is a flooded emergency broadcast loudspeaker. Emergent broadcast is broadcast through the speaker, and the volume of sound is big can clearly transmit emergent information.

Further, the device comprises a box body, wherein the box body is arranged around the device, the box body is made of insulating materials, a water leakage hole is formed in the box body, the water leakage hole is formed in the side wall of the box body, and the bottommost end of the water leakage hole is communicated with the bottom surface of the box body so as to facilitate water drainage inside the device. The water leakage hole at the bottom is communicated with the ground, so that the whole device can be timely drained, and the phenomenon that water flows are backlogged inside the device for a long time after the factory is drained is avoided, so that the device is damaged.

Further, a sealing cover is arranged in the box body, and a storage battery electrically connected with the controller is arranged in the sealing cover so as to provide emergency power for the controller. The storage battery is used as a standby power supply to provide electric quantity for the controller, so that the problem that the whole system is powered off in an emergency state and cannot respond in time is avoided.

Further, the sealing cover is hinged with the box body, the lower edge of the sealing cover is provided with a convex edge which can be buckled with the box body, the top surface of the box body corresponding to the convex edge is provided with a groove, and the adhesive tape is additionally arranged in the groove. The sealing cover is extruded and sealed by the convex edge at the lower edge of the sealing cover and the adhesive tape in the groove of the box body, so that the waterproof performance of the sealing cover is improved.

Drawings

FIG. 1 is a schematic diagram of a frame according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a case according to an embodiment of the present utility model.

Detailed Description

The following is a further detailed description of the embodiments:

reference numerals in the drawings of the specification include: the water tank comprises a tank body 1, a water leakage hole 2, a sealing cover 3, a convex rib 4, a first water level detection sensor 5 and a second water level detection sensor 6.

An embodiment is substantially as shown in fig. 1 to 2:

as shown in fig. 1, the whole water level monitoring device comprises a controller, an audible and visual alarm, a flooding emergency broadcasting loudspeaker, a first water level detection sensor 5 and a second water level detection sensor 6. The controller is electrically connected with other components to control the other components. When the device starts to work, the controller acquires a first upper limit signal sent by the first water level detection sensor 5 and a second upper limit signal sent by the second water level detection sensor 6 in real time, and sends a starting signal to the audible and visual alarm and the flooding emergency broadcasting loudspeaker by responding to the first upper limit signal. The controller sends an accident reminding notice to the user terminal and controls plant equipment to stop by responding to the second upper limit signal and sending a starting signal to the audible and visual alarm and the flooding emergency broadcasting loudspeaker.

As shown in fig. 2, the box 1 is horizontally installed at the lowest position in the factory building, the first water level detection sensor 5 and the second water level detection sensor 6 are installed in the box 1, the first water level detection sensor 5 is located at the lowest position of the factory building, the second water level detection sensor 6 is located at the position 0.2m above the first water level detection sensor 5, the sealing cover 3 is hinged above the box 1, the opening of the sealing cover 3 is downwards matched with the top of the box 1 in a sealing way to form a closed space, the storage battery of the electric connection controller is installed in the sealing cover 3, the storage battery provides a standby power supply for the whole water level detection device, the edge below the sealing cover 3 is provided with the convex edges 4, the top surface of the box corresponding to the convex edges is provided with grooves, the convex edges 4 are matched with the rubber strips, the convex edges 4 are clamped on the top surface of the box 1 through the pressing sealing cover 3, the storage battery is separated from the outside, the storage battery is not influenced by external water vapor, and the box 1 is made of insulating materials to realize protection of the whole device.

The specific implementation process is as follows:

when the water level reaches the first upper limit signal, the controller starts an audible and visual alarm and a flooding emergency broadcasting loudspeaker to remind operators on duty of flooding, and when the water level reaches the second upper limit signal, the controller stops equipment in a factory building and sends an accident reminding notification to a user terminal, and flooding information is sent to a hydropower station (pump station) responsible person and an operation responsible person.

The foregoing is merely exemplary embodiments of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (7)

1. A water level monitoring device for factory building anti-flooding, includes water level detection sensor, controller, alarm, its characterized in that: the intelligent water level detection system comprises a water level detection sensor, a controller and a central control system, and is characterized by further comprising a loudspeaker and a wireless signal transmitting module, wherein the water level detection sensor comprises a first water level detection sensor and a second water level detection sensor, the controller is used for receiving a first upper limit signal sent by the first water level detection sensor and a second upper limit signal sent by the second water level detection sensor in real time, the controller is connected with the central control system through an interface, so that received information and processing information are stored in the central control system, the controller receives the first upper limit signal, starts an alarm to send an alarm signal, starts loudspeaker broadcasting, and then controls a factory building to stop after receiving the second upper limit signal and sends an accident reminding notice to a user terminal through the wireless signal transmitting module.

2. The water level monitoring device for preventing flooding of a plant according to claim 1, wherein: the automatic emergency stop device also comprises a manual emergency stop button and a manual alarm button, wherein the manual emergency stop button and the manual alarm button are electrically connected with the controller.

3. The water level monitoring device for preventing flooding of a plant according to claim 1, wherein: the alarm is an audible and visual alarm.

4. The water level monitoring device for preventing flooding of a plant according to claim 1, wherein: the loudspeaker is a flooded emergency broadcast loudspeaker.

5. A water level monitoring device for a plant flood protection according to any one of claims 1 to 4, wherein: the device is characterized by further comprising a box body, wherein the box body is arranged around the device and made of an insulating material, a water leakage hole is formed in the box body, the water leakage hole is formed in the side wall of the box body, and the bottommost end of the water leakage hole is communicated with the bottom surface of the box body so as to facilitate the internal drainage of the device.

6. The water level monitoring device for preventing flooding of a plant according to claim 5, wherein: the box body is internally provided with a sealing cover, and a storage battery electrically connected with the controller is arranged in the sealing cover so as to provide emergency power for the controller.

7. The water level monitoring device for preventing flooding of a plant of claim 6, wherein: the sealing cover is hinged with the box body, the lower edge of the sealing cover is provided with a convex rib which can be buckled with the top surface of the box body, the top surface of the box body corresponding to the convex rib is provided with a groove, and the groove is internally provided with an adhesive tape.