CN218896590U

CN218896590U - Water level monitoring and early warning device

Info

Publication number: CN218896590U
Application number: CN202222838853.5U
Authority: CN
Inventors: 王昊恺
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-04-21
Anticipated expiration: 2032-10-27

Abstract

The utility model provides a water level monitoring and early warning device which comprises a mounting seat, a device main box, a switch assembly, a connecting piece, a connecting rod and a floating ball, wherein the mounting seat is connected with the device main box and is used for mounting the device main box at a position to be mounted of the whole device; a storage battery and a wireless signal transmitter are arranged in the main box of the device, and the storage battery is a power supply line of the wireless signal transmitter and is controlled to be switched on and off by a switch component; when the water level is lower than the set warning value, the storage battery does not work, and the water level monitoring and early warning function is started only when the water level has danger, so that the charging period of the storage battery is effectively prolonged, and the maintenance times are reduced.

Description

Water level monitoring and early warning device

Technical Field

The utility model belongs to the field of water level early warning and water level monitoring, and particularly relates to a water level monitoring early warning device.

Background

The water flow in the river channel can be changed continuously along with seasons and rainfall, so that water level monitoring equipment can be installed in a plurality of places along the river channel to automatically monitor river water level change for a long time in order to prevent unexpected accidents caused by water level storm.

The water level monitoring equipment is generally powered by a storage battery, and needs to be maintained by staff at intervals to check the batteries and replace the batteries with the electric quantity which is used up quickly in time; although some water level monitoring devices are provided with solar panels, according to actual observation, a small part of solar panels are damaged, but most of solar panels are stacked with a layer of covering such as bird droppings, ash and the like on the surfaces, so that normal functions of the solar panels are inevitably affected. If the electric energy of the storage battery in the water level monitoring and early warning device is used for a longer time, the workload required for maintaining the water level monitoring equipment can be greatly reduced.

Disclosure of Invention

Based on the above state of the art, the present utility model aims to provide a water level monitoring and early warning device, which does not work when the water level is lower than a set warning value, and only starts the water level monitoring and early warning function when the water quantity is dangerous, so that the charging period of the storage battery is effectively prolonged, and the maintenance times are reduced.

The technical scheme adopted by the utility model is as follows: the water level monitoring and early warning device is characterized by comprising a mounting seat, a device main box, a switch assembly, a connecting piece, a connecting rod and a floating ball, wherein the mounting seat is connected with the device main box and is used for mounting the device main box at a position to be mounted of the whole device;

the device is characterized in that a storage battery and a wireless signal transmitter are arranged in a device main box, the storage battery is connected and disconnected through a switch component in a power supply line of the wireless signal transmitter, the switch component is arranged on one side face of the device main box, a cam matched with the switch component is arranged on one side of a connecting piece, which is located on the same side with the switch component, the cam synchronously rotates with the connecting piece when the connecting piece rotates around a hinge shaft of the connecting piece, an elastically telescopic button stretches out towards the direction of the cam, after a floating ball rises along with the water level to drive a connecting rod to rotate to exceed a set angle, a cam face of the cam presses the button to retract into a shell of the switch component, and a switch touch plate inside the shell of the switch component is mutually contacted with a power supply circuit of the storage battery.

The switch assembly comprises a shell, wherein two opposite switch touch plates are arranged in the shell, one switch touch plate is fixed with the button, so that the switch touch plate can move along with the expansion of the button, the button is in an initial overhanging position by the elastic force of a spring, at the moment, the two switch touch plates are not contacted with each other, and when the button is contracted by the compression of a cam, the two switch touch plates are mutually attached to each other to conduct a power supply circuit.

Further, a second angle sensor is arranged on one side of the connecting piece and is used for detecting the up-and-down rotation angle of the connecting rod relative to the main device box; the device main box is internally provided with a singlechip, the wireless signal generator and the second angle sensor are electrically connected with the singlechip in a wireless or wired mode, the storage battery supplies power for the singlechip and the second angle sensor, and the power supply line is controlled to be switched on and off by the switch component.

Further, one end of the mounting seat is provided with a hinge joint, and the hinge joint is hinged with the device main box, so that the device main box can swing left and right around the mounting seat; according to the function requirement, a first angle sensor can be installed on one side of the hinge joint and used for detecting the swinging angle of the main box of the device relative to the installation seat, the first angle sensor is electrically connected with the singlechip in a wireless or wired mode, the storage battery supplies power for the first angle sensor, and the power supply line is controlled to be on-off by the switch component.

Further, the switch touch plates are elastic metal sheets with raised middle parts, and the raised middle parts of the two switch touch plates face each other.

Further, a limit protrusion for preventing the button from being ejected out of the switch assembly shell is arranged on the peripheral side of the button.

The configuration of the cam can be designed according to the setting of the angle triggering value of the connecting rod, for example, when the connecting rod is in a vertical suspension state, the peripheral side surface of the cam adjacent to the switch assembly is not contacted with the button, and the peripheral side surfaces of the cam far away from the connecting rod and the switch assembly are formed into arc-shaped cam surfaces.

The technical scheme of the utility model has the advantages that:

1. the switch component of the cam is matched, the storage battery is controlled to supply power only after the water level line exceeds a set warning value, and the monitoring function of the device is started, so that the charging period of the storage battery can be effectively prolonged, and the maintenance times are reduced;

2. the whole structure architecture is unchanged, an angle sensor can be installed according to the function requirement, and multiple functions of water flow direction monitoring, water level line monitoring and water level warning can be realized;

3. the floating ball drives the connecting rod to rotate up and down, so that the floating ball still drives the connecting rod to be at an angle value relative to the vertical line under the extreme condition that the water quantity thoroughly submerges the device, and the water level monitoring function can be still maintained.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the water level monitoring and early warning device of the present utility model;

FIG. 2 is an enlarged detail view of the connection part of the water level monitoring and early warning device of the utility model;

FIG. 3 is an enlarged detail view of the switch part of the water level monitoring and early warning device of the utility model;

FIG. 4 is a schematic diagram of the circuit on-off principle of the water level monitoring and early warning device of the utility model;

in the figure: 1. the device comprises a floating ball, 2, a connecting rod, 3, a mounting seat, 4, a device main box, 5, a connecting piece, 6, a first angle sensor, 7, a second angle sensor, 8, a switch assembly, 9, a cam, 10, a storage battery, 11, a wireless signal transmitter, 12, a switch touch plate, 13, a singlechip, 14, a button, 15 and a spring.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or imply that the devices or elements being referred to must be oriented or operated in a particular orientation and are not intended to be limiting. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in FIG. 1, the water level monitoring and early warning device is of a floating ball type structure as a whole, a floating ball 1 is arranged on a main body part through a connecting rod 2, after the water level monitoring and early warning device is arranged on a vertical supporting rod or a fixed object such as a wall surface or a rock wall, the floating ball 1 is hung downwards vertically or floats on the water surface, obviously, the water surface heights are different, and the floating ball 1 can drive the connecting rod 2 to present different inclination angles.

FIG. 2 is an enlarged detail view of a connection part of the water level monitoring and early warning device of the present utility model, and FIG. 3 is an enlarged detail view of a switch part of the water level monitoring and early warning device of the present utility model; referring to fig. 2 and 3, the main body of the water level monitoring and early warning device includes a mounting seat 3, one end of the mounting seat 3 is a flange plate connected with a fixed object, in this embodiment, the flange plate is arranged at one end of the mounting seat, the other end of the mounting seat is provided with a hinge joint, the hinge joint is hinged with one end of a main device box 4, the other end of the main device box 4 is hinged with a connecting piece 5, the connecting piece 5 is fixedly connected with one end, away from the floating ball 1, of a connecting rod 2, so that the connecting rod 2 can rotate up and down around the main device box 4, and the hinge joint is hinged with the main device box 4, so that the main device box 4 can swing left and right around the mounting seat 3.

Referring to fig. 2, a first angle sensor 6 is installed at one side of the hinge joint for detecting a swing angle of the device main case 4 with respect to the mounting base 3, and a second angle sensor 7 is installed at one side of the connection member 5, and the second angle sensor 7 is used for detecting an angle of up-and-down rotation of the connection rod 2 with respect to the device main case 4. The side of the device main box 4 is also provided with a switch component 8, one side of the connecting piece 5, which is positioned on the same side as the switch component 8, is provided with a cam 9 matched with the switch component 8, the cam 9 synchronously rotates with the connecting piece 5 when the connecting piece 5 rotates around the hinge shaft of the connecting piece, and the rotation center shaft of the cam 9 is coaxial with the hinge shaft of the connecting piece 5. As shown in fig. 3, the switch component 8 extends towards the cam 9 to form an elastically telescopic button, when the connecting rod 2 is in a vertical suspension state, the peripheral side surface of the cam 9 adjacent to the switch component 8 is not contacted with the button, in the embodiment shown in fig. 3, the side surface is set to be straight (i.e. a plane), the peripheral side surface of the cam 9 far away from the connecting rod 2 and the switch component 8 is formed into an arc cam surface, when the floating ball 1 rises along with the water level to drive the connecting rod 2 to rotate upwards, the cam 9 synchronously rotates along with the connecting piece 5, rotates to the connecting rod 2 to form a set angle, namely, the floating ball 1 floats to a set water level warning height value, the cam surface of the cam 9 presses the button to retract into the shell of the switch component 8 against the elastic force of the spring, so that the switch touch plates are contacted with each other to conduct a circuit, the water level monitoring device starts working, and when the water level line is in a safe value, the included angle between the connecting rod 2 and the vertical direction is smaller, the rotation angle of the cam 9 is small, the button of the switch component 8 cannot be pressed, and the line is disconnected to enable the storage battery to be in a standby state, thereby the duration of single-time of charging of the storage battery can be effectively prolonged.

Specifically, referring to fig. 4, which is a schematic diagram of the circuit on-off principle of the water level monitoring and early warning device of the present utility model, a storage battery 10, a wireless signal transmitter 11 and a single chip microcomputer 13 are installed in a main device box 4, wherein the storage battery 10 supplies power to the wireless signal transmitter 11, the single chip microcomputer 13, a first angle sensor 6 and a second angle sensor 7, and the wireless signal transmitter 11, the first angle sensor 6 and the second angle sensor 7 are electrically connected with the single chip microcomputer 13 in a wireless or wired manner so as to realize signal transmission; the power supply line of the storage battery 10 is controlled to be on-off by the switch assembly 8, two opposite switch touch plates 12 are arranged in the shell of the switch assembly 8, one switch touch plate 12 and the button 14 are fixed together so as to stretch and move along with the button 14, the button 14 is in an overhanging initial position under the elastic force of the spring 15, at the moment, the two switch touch plates 12 are not contacted with each other, when the button 14 is pressed by the cam 9 to retract, the two switch touch plates 12 are mutually attached together so as to conduct a line, the storage battery supplies power for all parts, and the wireless signal transmitter 11 and the like start working. Preferably, the switch touch plates 12 are elastic metal sheets with raised middle parts, and the middle parts of the two switch touch plates 12 face each other, so that when the button 14 is compressed, the two switch touch plates can timely contact with each other to conduct a circuit, and a certain elastic space is provided after the two switch touch plates are mutually attached and contacted, so that the compression damage caused by hard contact and the action of the button 14 are prevented.

The water level monitoring and early warning device can be matched with a water level monitoring device for realizing multiple functions, for example, when the water level monitoring and early warning device only needs to have the function of triggering a water level warning line, the first angle sensor 6, the second angle sensor 7 and the singlechip 13 can not be installed or work, and when the water level rises to enable the floating ball 1 to drive the cam 9 to compress the button to connect a circuitAfter that, the battery 10 is powered, and the wireless signal transmitter 11 transmits an alert signal outwards; the second condition is to detect the water level line value, at this time, the second angle sensor 7 and the single chip microcomputer 13 are required to work, the initial installation height H of the water level monitoring and early warning device and the length L of the connecting rod are set, the rising height of the water level and the current water level height can be obtained by measuring the angle alpha of the connecting rod 2 by the second angle sensor 7, for example, the rising height of the water level is L (cos alpha is caused by two angle changes of the connecting rod 2 ₁ -cosα ₂ ) Wherein alpha is ₁ Is the initial angle alpha between the connecting rod 2 and the vertical line ₂ The water level is the contained angle between the connecting rod 2 and the vertical plumb line after further rising, and when the waters easily develop water and need monitor the water flow direction simultaneously, the floater 1 can make connecting rod 2 towards the water flow direction under the effect of two articulated departments, at this moment by the angle alpha of second angle sensor 7 measurement connecting rod 2, by the swing angle beta of first angle sensor 6 measuring device main tank 4 for mount pad 3, then by singlechip 13 (like PIC series singlechip, AVR series singlechip etc.) through angle alpha and beta and the direction of the initial position calculation rivers of mount pad 3, thereby can realize the multiple functions of water flow direction monitoring, water line monitoring, water level warning.

While the foregoing description of the embodiments of the present utility model has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the utility model, but rather, it is intended to cover modifications or variations of the equivalent structures or equivalent processes, which may be accomplished by those skilled in the art without undue effort based on the teachings herein, or by direct or indirect application to other related arts, while remaining within the scope of the present utility model.

Claims

1. The water level monitoring and early warning device is characterized by comprising a mounting seat, a device main box, a switch assembly, a connecting piece, a connecting rod and a floating ball, wherein the mounting seat is connected with the device main box and is used for mounting the device main box at a position to be mounted of the whole device;

2. The water level monitoring and early warning device according to claim 1, further characterized in that two opposite switch touch plates are installed in the shell of the switch assembly, one switch touch plate is fixed with the button and can move along with the expansion of the button, the button is in an initial overhanging position under the elastic force of a spring, the two switch touch plates are not contacted with each other at the moment, and when the button is contracted under the pressure of a cam, the two switch touch plates are mutually attached to each other to conduct a power supply line.

3. The water level monitoring and early warning device according to claim 1 or 2, further characterized in that a second angle sensor is installed at one side of the connection member, the second angle sensor being used for detecting an angle of up-down rotation of the connection rod with respect to the device main tank; the device main box is internally provided with a singlechip, the wireless signal transmitter and the second angle sensor are electrically connected with the singlechip in a wireless or wired mode, the storage battery supplies power for the singlechip and the second angle sensor, and the power supply line is controlled to be switched on and off by the switch component.

4. The water level monitoring and early warning device according to claim 3, further characterized in that one end of the mounting seat is provided with a hinge joint, and the device main box is hinged with the device main box through the hinge joint, so that the device main box can swing left and right around the mounting seat; the device comprises a hinge joint, a first angle sensor, a single chip microcomputer, a power supply line, a switch component and a storage battery, wherein the first angle sensor is installed on one side of the hinge joint and is used for detecting the swinging angle of a main box of the device relative to the installation seat, the first angle sensor is electrically connected with the single chip microcomputer in a wireless or wired mode, the storage battery supplies power for the first angle sensor, and the power supply line is controlled to be switched on and off by the switch component.

5. The water level monitoring and early warning device according to claim 2, further characterized in that the switch touch plates are elastic metal plates with raised middle parts, and the raised middle parts of the two switch touch plates face each other.

6. The water level monitoring and early warning device according to claim 1, further characterized in that a limit protrusion for preventing the push button from being ejected out of the switch assembly housing is provided on a peripheral side of the push button.

7. The water level monitoring and early warning device according to claim 1, further characterized in that when the link is in a vertically suspended state, a peripheral side surface of the cam adjacent to the switch assembly is not in contact with the push button, and a peripheral side surface of the cam remote from the link and remote from the switch assembly is formed as an arc-shaped cam surface.