Water flow indicator with alarm function

Abstract

The water flow indicator with the alarm function comprises a pipe body, the right end of the top of the pipe body is fixedly connected with a shell, the left rear end of the bottom of an inner cavity of the shell is fixedly connected with a microswitch, and the right end of the top of the inner cavity of the shell is fixedly connected with a torsion spring. The vibration sensor is arranged, vibration force can be transmitted to the wireless signal receiver in the background through the wireless signal transmitter, so that a worker can immediately overhaul the device when the device is impacted, the positioner is arranged, the position of the device can be positioned, people can conveniently find the device, and the device is convenient to use. The sealing ring and the sealing groove are arranged, the sealing performance of connection between the device and a pipeline can be improved, the torsional spring is arranged, when no water flow impacts the fan blades, the blocking strip can be driven to automatically reset by means of the characteristics of the torsional spring, and therefore when no water flow passes through the blocking strip, a certain distance is kept between the blocking strip and the microswitch all the time, and the phenomenon of accidental touch is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of water flow indicators, in particular to a water flow indicator with an alarm function. Background Art

[0002] The water flow indicator is used in the automatic sprinkler fire extinguishing system. It can be installed on the main water supply pipe or the horizontal main pipe to give an electrical signal of the water flow in a small area of ​​a certain sub-area. This electrical signal can be sent to the electric control box to achieve the purpose of fire alarm. However, the existing water flow indicator with alarm function lacks a sealing mechanism, which makes it easy for leakage to occur at the connection with the pipeline, and it cannot transmit the impact force to the background equipment when it is collided, resulting in the staff being unable to immediately repair it after it is damaged. At the same time, the baffle lacks a reset mechanism, which is easy to affect the overall detection sensitivity. Utility Model Content

[0003] The purpose of the utility model is to provide a water flow indicator with an alarm function to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water flow indicator with an alarm function, comprising a tube body, the right end of the top of the tube body is fixedly connected to an outer shell, and the left rear end of the bottom of the inner cavity of the outer shell is fixedly connected to a micro switch, the right end of the top of the inner cavity of the outer shell is fixedly connected to a torsion spring, the inner surface of the torsion spring is fixedly connected to a rotating rod, and the lower end of the outer surface of the rotating rod is fixedly connected to a fan blade.

[0005] Preferably, a slot is provided on the left side of the tube body, and a metal filter is clamped on the inner surface of the slot.

[0006] Preferably, sealing grooves are provided on both the left and right sides of the tube body, and sealing rings are clamped on the inner surfaces of the sealing grooves.

[0007] Preferably, mounting plates are fixedly connected around both sides of the tube body, and mounting holes are provided on the inner surfaces of the mounting plates.

[0008] Preferably, a wireless signal transmitter is fixedly connected to the front end of the left side of the inner cavity of the shell, a vibration sensor is fixedly connected to the inner cavity of the shell and at the rear end of the wireless signal transmitter, and a locator is fixedly connected to the inner cavity of the shell and at the rear end of the vibration sensor.

[0009] Preferably, a baffle is fixedly connected to the upper end of the outer surface of the rotating rod, and the rotating rod is also movably connected to the tube body and the outer shell.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] The utility model is provided with a vibration sensor, which can send the vibration force to the wireless signal receiver in the background through the wireless signal transmitter, so that the staff can immediately inspect and repair the device when the device is hit, and a locator is provided to locate the position of the device, which is convenient for people to find the device, and a sealing ring and a sealing groove are provided to improve the sealing performance of the connection between the device and the pipeline, and a torsion spring is provided to drive the baffle to automatically reset by relying on its own characteristics when there is no water flow impacting the fan blade, so that the baffle always maintains a certain distance from the micro switch when there is no water flow passing, so as to avoid the phenomenon of accidental contact. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model in the first viewing angle state;

[0013] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model in the second viewing angle state;

[0014] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model.

[0015] In the figure: tube body 1, sealing ring 2, mounting plate 3, housing 4, card slot 5, metal filter 6, mounting hole 7, fan blade 8, wireless signal transmitter 9, vibration sensor 10, positioner 11, micro switch 12, torsion spring 13, rotating rod 14, sealing groove 15, and baffle 16. DETAILED DESCRIPTION

[0016] 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.

[0017] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0018] The tube body 1, sealing ring 2, mounting plate 3, outer shell 4, card slot 5, metal filter 6, mounting hole 7, fan blade 8, wireless signal transmitter 9, vibration sensor 10, positioner 11, micro switch 12, torsion spring 13, rotating rod 14, sealing groove 15 and baffle bar 16 components of the present application are all universal standard parts or components known to technical personnel in this field, and their structures and principles can be known to technical personnel through technical manuals or through conventional experimental methods.

[0019] See also Figure 1-Figure 3 A water flow indicator with an alarm function includes a tube body 1, a shell 4 is fixedly connected to the right end of the top of the tube body 1, and a micro switch 12 is fixedly connected to the left rear end of the bottom of the inner cavity of the shell 4, and a torsion spring 13 is fixedly connected to the right end of the top of the inner cavity of the shell 4. When there is no water flow impacting the fan blade 8, the baffle 16 can be automatically reset by relying on its own characteristics, so that the baffle 16 always maintains a certain distance from the micro switch 12 when there is no water flow passing, avoiding accidental contact. The inner surface of the torsion spring 13 is fixedly connected to a rotating rod 14, and the lower end of the outer surface of the rotating rod 14 is fixedly connected to the fan blade 8.

[0020] A card slot 5 is provided on the left side of the pipe body 1, and a metal filter screen 6 is connected to the inner surface of the card slot 5, which can filter impurities in the water body. A sealing groove 15 is provided on both sides of the pipe body 1, and a sealing ring 2 is connected to the inner surface of the sealing groove 15, which can improve the sealing of the connection between the device and the pipeline. The surroundings of both sides of the pipe body 1 are fixedly connected with a mounting plate 3, and the inner surface of the mounting plate 3 is provided with a mounting hole 7. The front end of the left side of the inner cavity of the shell 4 is fixedly connected with a wireless signal transmitter 9, and the inner cavity of the shell 4 and the rear end of the wireless signal transmitter 9 are fixedly connected with a vibration sensor 10, which can send the vibration force to the wireless signal receiver in the background through the wireless signal transmitter 9, so that the staff can immediately repair the device when it is hit. The inner cavity of the shell 4 and the rear end of the vibration sensor 10 are fixedly connected with a locator 11, which can locate the position of the device, making it convenient for people to find the device. The upper end of the outer surface of the rotating rod 14 is fixedly connected with a baffle 16, and the rotating rod 14 is also movably connected between the pipe body 1 and the shell 4.

[0021] When in use, a vibration sensor 10 is provided, and the vibration force can be sent to the wireless signal receiver in the background through the wireless signal transmitter 9, so that the staff can immediately inspect and repair the device when it is hit. A locator 11 is provided, and the position of the device can be located, which is convenient for people to find the device. A sealing ring 2 and a sealing groove 15 are provided, and the sealing performance of the connection between the device and the pipeline can be improved. A torsion spring 13 is provided, and when there is no water flow impacting the fan blade 8, the baffle 16 can be driven to automatically reset by its own characteristics, so that the baffle 16 always maintains a certain distance from the micro switch 12 when there is no water flow passing, so as to avoid the phenomenon of accidental contact.

[0022] 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. A water flow indicator with an alarm function, comprising a tube body (1), characterized in that: The right end of the top of the tube body (1) is fixedly connected to the outer shell (4), and the left rear end of the bottom of the inner cavity of the outer shell (4) is fixedly connected to a micro switch (12), the right end of the top of the inner cavity of the outer shell (4) is fixedly connected to a torsion spring (13), the inner surface of the torsion spring (13) is fixedly connected to a rotating rod (14), and the lower end of the outer surface of the rotating rod (14) is fixedly connected to a fan blade (8).

2. A water flow indicator with an alarm function according to claim 1, characterized in that: A clamping groove (5) is provided on the left side of the tube body (1), and a metal filter screen (6) is clamped on the inner surface of the clamping groove (5).

3. A water flow indicator with an alarm function according to claim 1, characterized in that: The left and right sides of the tube body (1) are both provided with sealing grooves (15), and the inner surface of the sealing groove (15) is clamped with a sealing ring (2).

4. A water flow indicator with an alarm function according to claim 1, characterized in that: The four sides of both sides of the tube body (1) are fixedly connected with mounting plates (3), and the inner surface of the mounting plates (3) is provided with mounting holes (7).

5. The water flow indicator with alarm function according to claim 1, characterized in that: A wireless signal transmitter (9) is fixedly connected to the front end of the left side of the inner cavity of the shell (4), a vibration sensor (10) is fixedly connected to the inner cavity of the shell (4) and at the rear end of the wireless signal transmitter (9), and a positioner (11) is fixedly connected to the inner cavity of the shell (4) and at the rear end of the vibration sensor (10).

6. A water flow indicator with an alarm function according to claim 1, characterized in that: The upper end of the outer surface of the rotating rod (14) is fixedly connected to a blocking bar (16), and the rotating rod (14) is also movably connected to the tube body (1) and the outer shell (4).

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