Gas meter micro-leakage alarm device based on Bluetooth communication

Abstract

The utility model discloses a gas meter micro-leakage alarm device based on Bluetooth communication, which belongs to the field of gas safety and comprises a gas meter body, a gas supply pipe fixedly mounted at a gas outlet end of the gas meter body and a gas cut-off valve fixedly mounted at one end, far away from the gas meter body, of the gas supply pipe. And a display device is arranged on the gas meter body. The gas meter micro-leakage alarm device is simple in structure and convenient to use, the driving motor, the sound production mechanism and the gas cut-off valve are arranged, so that the gas leakage condition can be rapidly responded, a gas source is immediately cut off, an obvious alarm signal is sent out, a user can rapidly take actions, and the possibility of accidents is reduced; the system can directly send out sound warning to residents without depending on an external alarm, the warning intuition is improved, meanwhile, the whole device has the automatic processing capacity, manual intervention is not needed, the operation complexity of a user is reduced, and the usability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gas safety, in particular to a gas meter micro-leakage alarm device based on Bluetooth communication. Background Art

[0002] The gas meter micro-leak alarm device, also known as the gas leak alarm, is a very important gas safety device and is regarded as the last line of protection for the safe use of city gas.

[0003] The sensors of the alarm mainly include oxide semiconductor type, catalytic combustion type, hot wire type gas sensors, etc. These sensors adsorb combustible gases in the surrounding environment and produce chemical reactions or electrochemical reactions on the sensor surface, thereby changing the electrophysical properties of the sensor and achieving accurate detection of gas leaks.

[0004] The gas meter micro-leak alarm device based on Bluetooth communication has a built-in Bluetooth module, which transmits the collected data to the user's smartphone, tablet computer or other Bluetooth device via Bluetooth wireless communication. However, the alarm information of some houses rented by tenants is usually sent to the landlord's mobile phone. If the landlord fails to inform the tenant in time, the gas leakage cannot be discovered in time, which poses certain safety hazards.

[0005] Therefore, the utility model provides a gas meter micro-leakage alarm device based on Bluetooth communication to solve the above problems. Utility Model Content

[0006] 1. Technical issues to be solved

[0007] The utility model provides a gas meter micro-leakage alarm device based on Bluetooth communication, aiming to solve the problem that the existing alarm communication information may not be discovered in time and the like proposed in the background technology.

[0008] (II) Technical solution

[0009] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a gas meter micro-leakage alarm device based on Bluetooth communication, comprising a gas meter body, a gas supply pipe fixedly installed at the gas outlet end of the gas meter body, and a gas shut-off valve fixedly installed at one end of the gas supply pipe away from the gas meter body, the gas meter body being provided with a display device, and the gas shut-off valve being provided with a gas shut-off switch.

[0010] In order to solve the problem of sound alarm, a support plate is provided on the gas cut-off valve, a connecting rod is symmetrically installed between the support plate and the gas cut-off valve, a driving motor is fixedly installed on one end of the support plate, an output end of the driving motor passes through the support plate and is fixedly installed with a knocking rod, and a sound mechanism adapted to the knocking rod is provided on the support plate. The sound alarm can be realized by the coordinated use of the driving motor and the sound mechanism.

[0011] Preferably, in order to solve the problem of alarm sound, the sounding mechanism includes a mounting ring fixedly mounted on the support plate and coaxially arranged with the drive motor, and a plurality of sounding bells distributed in a circular array and suspended on the mounting ring at one end away from the support plate. When the drive motor drives the knocking rod, the sounding bell can be knocked to realize the sound alarm.

[0012] Preferably, in order to solve the knocking problem of the sounding bell, knocking heads adapted to the sounding bell are fixedly mounted on both ends of the knocking rod. The knocking heads can effectively knock the knocking bell.

[0013] Preferably, in order to solve the triggering problem of the driving motor, a power supply triggering mechanism is provided on the supporting plate, and the driving motor can be turned on by the power supply triggering mechanism.

[0014] Preferably, in order to solve the problem of the gas cut-off switch triggering the drive motor, the power supply trigger mechanism includes a power module fixedly mounted on the end of the support plate away from the drive motor, a push switch fixedly mounted on the support plate, and a trigger rod fixedly mounted on the gas cut-off switch and adapted to the push switch, and the push switch is electrically connected to the power module and the drive motor through a wire. The trigger rod can be used to open the push switch and trigger the drive motor.

[0015] Preferably, in order to solve the protection problem on the support plate, a protective cover is fixedly installed on the support plate, and a clearance groove adapted to the trigger rod is formed through the protective cover. The protective cover and the clearance groove can be used in combination to protect the components on the support plate.

[0016] Preferably, in order to solve the operation problem of the gas meter body, the display device includes a display screen fixedly mounted on the gas meter body and a control button arranged below the display screen. The gas meter body can be operated by using the display screen and the control button in combination.

[0017] (III) Beneficial effects

[0018] The gas meter micro-leakage alarm device has a simple structure and is easy to use. By arranging a driving motor and a sounding mechanism, the gas shut-off valve can quickly respond to gas leakage, immediately cut off the gas source and send out an obvious alarm signal, so that users can take quick action to reduce the possibility of accidents. Through the sounding alarm mechanism, a sound warning can be directly issued to residents without relying on an external alarm, which increases the intuitiveness of the warning. At the same time, the entire device has automatic processing capabilities and does not require manual intervention, which reduces the complexity of user operations and improves the ease of use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1The figure is a schematic diagram of the overall structure of a gas meter micro-leakage alarm device based on Bluetooth communication;

[0020] Figure 2 It is a schematic diagram of the overall multi-angle structure of a gas meter micro-leakage alarm device based on Bluetooth communication;

[0021] Figure 3 It is a schematic diagram of the overall multi-angle structure of a gas meter micro-leakage alarm device based on Bluetooth communication;

[0022] Figure 4 for Figure 3 Schematic diagram of the structure at point A.

[0023] In the figure: 1. gas meter body; 11. gas supply pipe; 12. display device; 121. display screen; 122. control button; 2. gas shut-off valve; 21. gas shut-off switch; 3. support plate; 31. connecting rod; 32. drive motor; 321. knocking rod; 3211. knocking head; 33. sounding mechanism; 331. mounting ring; 332. sounding bell; 34. power supply trigger mechanism; 341. power module; 342. push switch; 343. trigger rod; 4. protective cover; 41. clearance groove. DETAILED DESCRIPTION

[0024] 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.

[0025] The utility model provides a gas meter micro-leakage alarm device based on Bluetooth communication, such as Figure 1-4 As shown, the gas meter micro-leakage alarm device includes a gas meter body 1, a gas supply pipe 11 fixedly installed at the gas outlet end of the gas meter body 1, and a gas shut-off valve 2 fixedly installed at the end of the gas supply pipe 11 away from the gas meter body 1, the gas meter body 1 is provided with a display device 12, the gas shut-off valve 2 is provided with a gas shut-off switch 21, the gas shut-off valve 2 is provided with a support plate 3, a connecting rod 31 is symmetrically installed between the support plate 3 and the gas shut-off valve 2, a driving motor 32 is fixedly installed at one end of the supporting plate 3, the output end of the driving motor 32 passes through the supporting plate 3 and is fixedly installed with a knocking rod 321, and a sounding mechanism 33 adapted to the knocking rod 321 is provided on the supporting plate 3.

[0026] When in use, the gas shut-off valve 2 can monitor the gas in the gas supply pipe 11 to avoid leakage. If the gas shut-off valve 2 detects gas leakage, the gas shut-off switch 21 can move downward to close the gas shut-off valve 2 to avoid large-scale gas leakage. When the gas shut-off switch 21 is closed, the drive motor 32 can be triggered to rotate. When the drive motor 32 rotates, it can drive the knocking rod 321 to rotate through the sounding mechanism 33 to make a sound, thereby realizing a sound alarm for the residents.

[0027] Specifically, the sound-generating mechanism 33 includes a mounting ring 331 fixedly mounted on the support plate 3 and coaxially arranged with the driving motor 32, and a plurality of sound-generating bells 332 distributed in a circular array and suspended at one end of the mounting ring 331 away from the support plate 3; when the driving motor 32 is turned on and drives the knocking rod 321 to rotate, the two ends of the knocking rod 321 can knock on the plurality of sound-generating bells 332 in turn to achieve sound.

[0028] Furthermore, knocking heads 3211 adapted to the sounding bell 332 are fixedly mounted at both ends of the knocking rod 321 ; when the knocking rod 321 rotates, the knocking heads 3211 at both ends can knock the sounding bell 332 .

[0029] Furthermore, a power supply trigger mechanism 34 is provided on the support plate 3, and the power supply trigger mechanism 34 includes a power module 341 fixedly mounted on the support plate 3 at one end away from the drive motor 32, a push switch 342 fixedly mounted on the support plate 3, and a trigger rod 343 fixedly mounted on the gas cut-off switch 21 and adapted to the push switch 342, and the push switch 342 is electrically connected to the power module 341 and the drive motor 32 through a wire; when the gas cut-off switch 21 descends, the trigger rod 343 can be driven to move, and during the descent of the trigger rod 343, the push switch 342 can be pressed to achieve electrical connection between the power module 341 and the drive motor 32, thereby realizing power supply to the drive motor 32.

[0030] Furthermore, a protective cover 4 is fixedly installed on the support plate 3, and a clearance groove 41 adapted to the trigger rod 343 is formed through the protective cover 4; the protective cover 4 can protect the power module 341, the push switch 342 and the drive motor 32, and the clearance groove 41 can ensure that the trigger rod 343 triggers the push switch 342 normally.

[0031] More specifically, the display device 12 includes a display screen 121 fixedly mounted on the gas meter body 1 and a control button 122 disposed below the display screen 121 ; the gas meter body 1 can be controlled by the cooperation of the display screen 121 and the control button 122 .

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A gas meter micro-leakage alarm device based on Bluetooth communication, comprising a gas meter body (1), a gas supply pipe (11) fixedly mounted at the gas outlet end of the gas meter body (1), and a gas shut-off valve (2) fixedly mounted at one end of the gas supply pipe (11) away from the gas meter body (1), the gas meter body (1) being provided with a display device (12), the gas shut-off valve (2) being provided with a gas shut-off switch (21), Features: A support plate (3) is provided on the air cut-off valve (2), a connecting rod (31) is symmetrically installed between the support plate (3) and the air cut-off valve (2), a driving motor (32) is fixedly installed on one end of the support plate (3), an output end of the driving motor (32) passes through the support plate (3) and is fixedly installed with a knocking rod (321), and a sounding mechanism (33) adapted to the knocking rod (321) is provided on the support plate (3).

2. According to claim 1, the gas meter micro-leakage alarm device based on Bluetooth communication, Features: The sound-generating mechanism (33) comprises a mounting ring (331) fixedly mounted on the support plate (3) and coaxially arranged with the drive motor (32), and a plurality of sound-generating bells (332) distributed in a ring array and suspended at one end of the mounting ring (331) away from the support plate (3).

3. According to claim 2, the gas meter micro-leakage alarm device based on Bluetooth communication, Features: Both ends of the knocking rod (321) are fixedly mounted with knocking heads (3211) adapted to the sounding bell (332).

4. The gas meter micro-leakage alarm device based on Bluetooth communication according to claim 1, Features: The support plate (3) is provided with a power supply trigger mechanism (34).

5. According to claim 4, the gas meter micro-leakage alarm device based on Bluetooth communication, Features: The power supply trigger mechanism (34) comprises a power module (341) fixedly mounted on one end of the support plate (3) away from the drive motor (32), a push switch (342) fixedly mounted on the support plate (3), and a trigger rod (343) fixedly mounted on the gas cut-off switch (21) and adapted to the push switch (342); the push switch (342) is electrically connected to the power module (341) and the drive motor (32) via a wire.

6. The gas meter micro-leakage alarm device based on Bluetooth communication according to claim 5, Features: A protective cover (4) is fixedly mounted on the support plate (3), and a clearance groove (41) adapted to the trigger rod (343) is provided through the protective cover (4).

7. The gas meter micro-leakage alarm device based on Bluetooth communication according to claim 1, Features: The display device (12) comprises a display screen (121) fixedly mounted on the gas meter body (1) and a control button (122) arranged below the display screen (121).

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