Automatic water level alarm device

Abstract

The utility model discloses an automatic water level alarm device which comprises a base and a water level detector, a stand column is detachably connected to the bottom of the base, an LED lamp and a piezoelectric rainfall sensor are installed at the two ends of the top of the stand column respectively, and adjusting mechanisms are installed on the base, the outer wall of the stand column and the interior of the base. The adjusting mechanism comprises a driving assembly and a disassembling and assembling assembly, the driving assembly is used for driving the stand column to ascend and descend, by arranging the adjusting mechanism, a journal sticking motor drives a first bevel gear, a second bevel gear and a lead screw to drive the stand column to ascend and descend, and the height of the stand column is adjusted; the height of the stand column can be conveniently adjusted according to the actual terrain height condition, the water level detector is installed on the outer wall of the stand column through the T-shaped block, the T-shaped groove, the pull rod and the through hole in the clamped state, the water level detector can be conveniently disassembled and installed, and the situation that the water level detector is installed through bolts in an original structure is tedious is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of water level alarm, in particular to an automatic water level alarm device. Background Art

[0002] In flood disasters, due to the rapid rise in water levels and strong suddenness, it is more likely to cause accidents, resulting in casualties and loss of people’s property. Whether it is in riverside areas or urban waterlogging, it is a problem that cannot be ignored. Therefore, water level detection and early warning in rivers are particularly important.

[0003] The existing automatic water level alarm device has LED lights and piezoelectric rain sensors installed at both ends of the top of the column respectively, and the outer wall of the column is installed with a comprehensive alarm, a buzzer, a solar panel and a water level detector from top to bottom, so that the piezoelectric rain sensor measures the weight of a single raindrop to calculate the rainfall, and the receiving end of the water level detector collects the water level height in real time, so that the LED light and the comprehensive alarm improve the alarm efficiency, and the buzzer expands the warning transmission range to inform people, and the solar panel provides power for the automatic water level alarm device, but the existing column height is a fixed height. When the column needs to be installed on a higher or lower ground, the column height cannot be adjusted according to the actual situation, and the water level detector is installed on the outer wall of the column by multiple bolts. When the water level detector needs to be installed or disassembled, it is cumbersome to tighten or loosen the bolts in sequence. Utility Model Content

[0004] The utility model aims to provide an automatic water level alarm device to solve the problems in the above background technology that the height of the column cannot be adjusted and the installation of the water level detector by bolts is relatively cumbersome.

[0005] To achieve the above purpose, the utility model provides the following technical solutions: an automatic water level alarm device, comprising a base and a water level detector, the top of the base is detachably connected with a column, the top ends of the column are respectively equipped with an LED lamp and a piezoelectric rainfall sensor, and the outer wall of the base, the column and the interior of the base are equipped with an adjustment mechanism;

[0006] The adjustment mechanism includes a driving assembly and a disassembly assembly;

[0007] The driving assembly is used to drive the column to move up and down;

[0008] The column and the water level detector are detachably connected via a disassembly assembly.

[0009] Preferably, the driving assembly includes a shaft-holding motor, a screw rod, a first bevel gear and a second bevel gear;

[0010] The shaft-holding motor is installed on the outer wall of the base, the screw rod is rotatably installed inside the base, and the screw rod is connected to the column through a screw rod seat, the first bevel gear is assembled on the output shaft end of the shaft-holding motor, the second bevel gear is assembled on the outer wall of the screw rod, and the first bevel gear and the second bevel gear are meshed with each other.

[0011] Preferably, the output shaft of the shaft-holding motor in the running state is used to drive the first bevel gear to rotate, and the first bevel gear and the second bevel gear in the meshing state are used to drive the screw to rotate.

[0012] Preferably, the disassembly and assembly assembly includes a fixing frame, a "T"-shaped slot, a "T"-shaped block, a pull rod, a spring and a through hole;

[0013] The fixing frame is installed on the outer wall of the column, the "T"-shaped groove is opened at the top of the fixing frame and extends inwardly thereof, the "T"-shaped block is installed at the end of the water level detector, and the "T"-shaped block is slidably connected to the inside of the "T"-shaped groove, the through hole is opened at the end of the fixing frame and extends to the inside of the "T"-shaped block, the pull rod is slidably connected to the inside of the through hole and extends outwardly thereof, the spring is sleeved on the outer wall of the pull rod, and the two ends of the spring are respectively fixedly connected to the protrusion of the pull rod and the fixing frame.

[0014] Preferably, the "T"-shaped groove and "T"-shaped block in the engaged state are used to pre-connect the fixing frame and the water level detector, and the pull rod and through hole in the engaged state are used to fix and install the fixing frame and the water level detector in the pre-connected state.

[0015] Preferably, the outer wall of the column is installed with an integrated alarm, a buzzer, and a solar panel in sequence from top to bottom, and the integrated alarm is used to improve the alarm efficiency, the buzzer is used to expand the warning propagation range, and the solar panel is used to provide power to the automatic water level alarm device.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows: by setting an adjustment mechanism, the shaft-holding motor drives the first bevel gear, the second bevel gear, and the screw rod to drive the column to move up and down, and the height of the column is adjusted, so that it is convenient to adjust the height of the column according to the actual terrain height conditions, and the "T"-shaped block, "T"-shaped groove, pull rod, and through hole in the engaged state install the water level detector on the outer wall of the column, so that it is convenient to disassemble and install the water level detector, avoiding the cumbersome situation of installing the water level detector by bolts in the original structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of the base of the utility model;

[0019] Figure 3 For the utility model Figure 3 Schematic diagram of the structure of A in FIG.

[0020] Figure 4 This is a schematic diagram of the structure of the adjustment mechanism of the utility model;

[0021] Figure 5 This is a schematic structural diagram of the adjustment mechanism of the utility model from another viewing angle.

[0022] In the figure: 1. base; 2. column; 3. water level detector; 4. buzzer; 5. integrated alarm; 6. LED light; 7. piezoelectric rainfall sensor; 8. solar panel; 9. adjustment mechanism; 901. shaft-holding motor; 902. screw rod; 903. fixing bracket; 904. first bevel gear; 905. second bevel gear; 906. "T"-shaped groove; 907. "T"-shaped block; 908. pull rod; 909. spring; 9010. through hole. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 The utility model provides a technical solution for an automatic water level alarm device: an automatic water level alarm device, comprising a base 1 and a water level detector 3, the top of the base 1 is detachably connected with a column 2, the top ends of the column 2 are respectively installed with an LED lamp 6 and a piezoelectric rainfall sensor 7, and the outer walls of the base 1, the column 2 and the interior of the base 1 are installed with an adjustment mechanism 9;

[0025] The adjustment mechanism 9 includes a driving assembly and a disassembly assembly;

[0026] The driving assembly is used to drive the column 2 to move up and down;

[0027] The column 2 and the water level detector 3 are detachably connected via a disassembly assembly.

[0028] Please refer to Figure 2 The driving assembly includes a shaft-holding motor 901, a screw rod 902, a first bevel gear 904 and a second bevel gear 905;

[0029] The shaft-holding motor 901 is installed on the outer wall of the base 1, the screw rod 902 is rotatably installed inside the base 1, and the screw rod 902 is connected to the column 2 through a screw rod seat, the first bevel gear 904 is assembled on the output shaft end of the shaft-holding motor 901, and the second bevel gear 905 is assembled on the outer wall of the screw rod 902, and the first bevel gear 904 and the second bevel gear 905 are meshed.

[0030] In this embodiment: by connecting the shaft-holding motor 901 to electricity and running it, the output shaft of the shaft-holding motor 901 in the running state drives the first bevel gear 904 to rotate in the forward direction. Since the first bevel gear 904 and the second bevel gear 905 are meshed, the first bevel gear 904 in the rotating state drives the second bevel gear 905 to rotate, and the second bevel gear 905 in the rotating state drives the screw rod 902 to rotate in the forward direction. The screw rod 902 in the forward rotating state drives the column 2 to move upward. After the column 2 is raised to a suitable height, the shaft-holding motor 901 stops driving the column 2 to rise, so that the position of the column 2 is fixed.

[0031] Please refer to Figure 3 The output shaft of the shaft-holding motor 901 in the running state is used to drive the first bevel gear 904 to rotate, and the first bevel gear 904 and the second bevel gear 905 in the meshing state are used to drive the screw rod 902 to rotate.

[0032] In this embodiment, since the first bevel gear 904 and the second bevel gear 905 are meshed, the rotating first bevel gear 904 drives the second bevel gear 905 to rotate, and the rotating second bevel gear 905 drives the screw rod 902 to rotate in the positive direction.

[0033] Please refer to Figure 4 , the disassembly and assembly components include a fixing frame 903, a "T"-shaped slot 906, a "T"-shaped block 907, a pull rod 908, a spring 909 and a through hole 9010;

[0034] The fixing frame 903 is installed on the outer wall of the column 2, the "T"-shaped groove 906 is opened at the top of the fixing frame 903 and extends inwardly, the "T"-shaped block 907 is installed at the end of the water level detector 3, and the "T"-shaped block 907 is slidably connected to the inside of the "T"-shaped groove 906, the through hole 9010 is opened at the end of the fixing frame 903 and extends to the inside of the "T"-shaped block 907, the pull rod 908 is slidably connected to the inside of the through hole 9010 and extends outwardly, the spring 909 is sleeved on the outer wall of the pull rod 908, and the two ends of the spring 909 are respectively fixedly connected to the protrusion of the pull rod 908 and the fixing frame 903.

[0035] In this embodiment: by moving the pull rod 908 to the outside of the through hole 9010, the pull rod 908 stretches the spring 909, and the pull rod 908 and the through hole 9010 in the separated state release the limit on the "T"-shaped block 907, the "T"-shaped block 907 is pulled out from the inside of the "T"-shaped groove 906, and the "T"-shaped groove 906 and the "T"-shaped block 907 in the separated state release the limit on the water level detector 3, thereby facilitating the disassembly and maintenance of the water level detector 3.

[0036] Please refer to Figure 4 The "T"-shaped groove 906 and the "T"-shaped block 907 in the engaged state are used to pre-connect the fixing frame 903 and the water level detector 3, and the pull rod 908 and the through hole 9010 in the engaged state are used to fix and install the fixing frame 903 and the water level detector 3 in the pre-connected state.

[0037] In this embodiment: by inserting the "T" shaped block 907 into the "T" shaped slot 906, the "T" shaped slot 906 and the "T" shaped block 907 in the engaged state pre-connect the fixing frame 903 and the water level detector 3, the spring 909 in the reset state drives the pull rod 908 to be inserted into the through hole 9010, so that the pull rod 908 and the through hole 9010 in the engaged state fix and install the fixing frame 903 and the water level detector 3 in the pre-connected state, thereby facilitating the installation of the water level detector 3.

[0038] Please refer to Figure 1 The outer wall of the column 2 is installed with a comprehensive alarm machine 5, a buzzer 4, and a solar panel 8 from top to bottom, and the comprehensive alarm machine 5 is used to improve the alarm efficiency, the buzzer 4 is used to expand the warning transmission range, and the solar panel 8 is used to provide power to the automatic water level alarm device.

[0039] In this embodiment: the weight of a single raindrop can be measured by a piezoelectric rainfall sensor 7 to calculate the rainfall, and the water level height is collected in real time by the receiving end of the water level detector 3 installed on the outer wall of the column 2. When the water level reaches a certain height, the transmitting end of the water level detector 3 will transmit a signal to the controller, and the controller will control the operation of the LED light 6, the integrated alarm machine 5, and the buzzer 4, so that the LED light 6 and the integrated alarm machine 5 in operation can improve the alarm efficiency, and the buzzer 4 can expand the warning propagation range to inform people.

[0040] Working principle: When the automatic water level alarm device needs to be installed on a higher ground, the shaft-holding motor 901 is powered on and operated, so that the output shaft of the shaft-holding motor 901 in operation drives the first bevel gear 904 to rotate forward. Since the first bevel gear 904 and the second bevel gear 905 are meshed, the first bevel gear 904 in the rotating state drives the second bevel gear 905 to rotate, and the second bevel gear 905 in the rotating state drives the screw rod 902 to rotate forward. The screw rod 902 in the forward rotating state drives the column 2 to move upward. After the column 2 is raised to a suitable height, The shaft holding motor 901 stops driving the column 2 to rise, so that the position of the column 2 is fixed, and the weight of a single raindrop is measured by the piezoelectric rainfall sensor 7 to calculate the rainfall, and the water level is collected in real time by the receiving end of the water level detector 3 installed on the outer wall of the column 2. When the water level reaches a certain height, the transmitting end of the water level detector 3 will transmit a signal to the controller, and the controller controls the LED light 6, the integrated alarm machine 5, and the buzzer 4 to operate, so that the LED light 6 and the integrated alarm machine 5 in the operating state improve the alarm efficiency, and the buzzer 4 expands the warning transmission range to inform people;

[0041] When the water level detector 3 needs to be disassembled for maintenance after being used for a period of time, the pull rod 908 is first moved to the outside of the through hole 9010, and the pull rod 908 stretches the spring 909, and the pull rod 908 and the through hole 9010 in the separated state release the limit on the "T"-shaped block 907, and the "T"-shaped block 907 is pulled out from the inside of the "T"-shaped groove 906, and the "T"-shaped groove 906 and the "T"-shaped block 907 in the separated state release the limit on the water level detector 3, so as to facilitate the disassembly and maintenance of the water level detector 3. When the water level detector 3 is installed on the fixing bracket 903, the "T" shaped block 907 is inserted into the "T" shaped slot 906, so that the "T" shaped slot 906 and the "T" shaped block 907 in the engaged state pre-connect the fixing bracket 903 and the water level detector 3, and the spring 909 in the reset state drives the pull rod 908 to be inserted into the through hole 9010, so that the pull rod 908 and the through hole 9010 in the engaged state fix and install the fixing bracket 903 and the water level detector 3 in the pre-connected state, thereby facilitating the installation of the water level detector 3.

[0042] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automatic water level alarm device, comprising a base (1) and a water level detector (3), wherein the top of the base (1) is detachably connected to a column (2), and the top ends of the column (2) are respectively equipped with an LED lamp (6) and a piezoelectric rainfall sensor (7), characterized in that: An adjustment mechanism (9) is installed on the outer wall of the base (1), the column (2) and the interior of the base (1); The regulating mechanism (9) comprises a driving component and a disassembly component; The driving assembly is used to drive the column (2) to move up and down; The upright column (2) and the water level detector (3) are detachably connected via a disassembly assembly.

2. The automatic water level alarm device according to claim 1, characterized in that: The driving assembly comprises a shaft-holding motor (901), a screw rod (902), a first bevel gear (904) and a second bevel gear (905); The shaft-holding motor (901) is mounted on the outer wall of the base (1), the screw rod (902) is rotatably mounted inside the base (1), and the screw rod (902) is connected to the column (2) via a screw rod seat, the first bevel gear (904) is mounted on the output shaft end of the shaft-holding motor (901), the second bevel gear (905) is mounted on the outer wall of the screw rod (902), and the first bevel gear (904) and the second bevel gear (905) are meshed with each other.

3. The automatic water level alarm device according to claim 2, characterized in that: The output shaft of the shaft-holding motor (901) in the running state is used to drive the first bevel gear (904) to rotate, and the first bevel gear (904) and the second bevel gear (905) in the meshing state are used to drive the screw (902) to rotate.

4. The automatic water level alarm device according to claim 1, characterized in that: The disassembly and assembly assembly comprises a fixing frame (903), a "T"-shaped slot (906), a "T"-shaped block (907), a pull rod (908), a spring (909) and a through hole (9010); The fixing frame (903) is installed on the outer wall of the column (2), the "T"-shaped groove (906) is opened at the top of the fixing frame (903) and extends inwardly, the "T"-shaped block (907) is installed at the end of the water level detector (3), and the "T"-shaped block (907) is slidably connected to the inside of the "T"-shaped groove (906), the through hole (9010) is opened at the end of the fixing frame (903) and extends to the inside of the "T"-shaped block (907), the pull rod (908) is slidably connected to the inside of the through hole (9010) and extends outwardly, the spring (909) is sleeved on the outer wall of the pull rod (908), and the two ends of the spring (909) are respectively fixedly connected to the protruding part of the pull rod (908) and the fixing frame (903).

5. The automatic water level alarm device according to claim 4, characterized in that: The "T"-shaped groove (906) and the "T"-shaped block (907) in the engaged state are used to pre-connect the fixing frame (903) and the water level detector (3), and the pull rod (908) and the through hole (9010) in the engaged state are used to fix and install the fixing frame (903) and the water level detector (3) in the pre-connected state.

6. The automatic water level alarm device according to claim 1, characterized in that: The outer wall of the column (2) is sequentially installed with a comprehensive alarm (5), a buzzer (4), and a solar panel (8) from top to bottom, and the comprehensive alarm (5) is used to improve the alarm efficiency, the buzzer (4) is used to expand the early warning transmission range, and the solar panel (8) is used to provide power to the automatic water level alarm device.

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