CN216647534U

CN216647534U - Gaseous alarm device based on LORA wireless transmission technique

Info

Publication number: CN216647534U
Application number: CN202123222810.6U
Authority: CN
Inventors: 赵东海; 张翠
Original assignee: Nanjing Taian Electronic Co ltd
Current assignee: Nanjing Taian Electronic Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-05-31
Anticipated expiration: 2031-12-21

Abstract

The utility model belongs to the technical field of gas alarms, in particular to a gas alarm device based on an LORA wireless transmission technology, which aims at solving the problems that the existing gas detection alarm has a small detection range in the using process, when the gas is detected to be abnormal, the emitted alarm signal is weak, the sensitivity is low, the staff cannot receive the alarm signal in time, and the optimal processing time is delayed; the gas detection alarm system comprises a controller, the controller is fixedly installed in a shell, and a combustible gas sensor and a buzzer are fixedly connected to the top of the shell; the gas alarm device body based on the LORA wireless signal transmission technology has the advantages that the air detection range is large, meanwhile, when an alarm signal is sent out, the alarm signal can be timely and effectively transmitted to the mobile terminal, related personnel can be reminded to respond timely, and the safety of a detection place is improved.

Description

Gaseous alarm device based on LORA wireless transmission technique

Technical Field

The utility model relates to the technical field of gas alarms, in particular to a gas alarm device based on an LORA wireless transmission technology.

Background

The gas alarm is a gas leakage detection alarm instrument. When combustible or toxic gas in the industrial environment leaks and the gas alarm detects that the gas concentration reaches the critical point set by the explosion or toxic alarm, the alarm can send out an alarm signal to remind workers to take safety measures and drive an air exhaust, cutting off and spraying system to prevent explosion, fire and poisoning accidents, thereby ensuring safe production.

The existing gas detection alarm has the advantages that the detection range is small in the using process, when gas is detected to be abnormal, the emitted alarm signal is weak, the sensitivity is low, a worker cannot timely receive the alarm signal, and the optimal processing time is delayed, so that a gas alarm device based on an LORA wireless transmission technology is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that in the use process of a gas detection alarm in the prior art, the detection range is small, when gas is detected to be abnormal, the emitted alarm signal is weak, the sensitivity is low, and a worker cannot timely receive the alarm signal, so that the optimal processing time is delayed, and provides a gas alarm device based on an LORA wireless transmission technology.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a gas alarm device based on an LORA wireless transmission technology comprises a shell and a mounting plate arranged on a wall, wherein the shell comprises a gas detection alarm system;

gaseous detection alarm system includes the controller, controller fixed mounting is inside the casing, the top fixedly connected with combustible gas sensor and the bee calling organ of casing, the casing is provided with and is used for carrying out the power supply who supplies power to controller, combustible gas sensor and bee calling organ, the signal output part of controller is connected with LORA wireless signal transmission, LORA wireless signal transmission's signal output part is connected with monitoring personnel's removal end.

As a further improvement of the above technical solution:

the gas conveying assembly can convey external gas into the combustible gas sensor;

the bottom fixedly connected with bracing piece of mounting panel, the casing rotates and installs in the outside of bracing piece, rack in one side fixedly connected with annular of casing, the bracing piece runs through the central point of rack in the annular and puts, be provided with the drive casing in the bracing piece and carry out pivoted drive assembly.

Preferably, the gas conveying assembly comprises a V-shaped cover which covers the outer side of the combustible gas sensor, air holes are formed in the outer side of the V-shaped cover, the V-shaped cover is fixedly installed at the top of the shell, a communicating pipe is fixedly connected to the top of the V-shaped cover and communicated with the top of the V-shaped cover, a V-shaped exhaust pipe is fixedly connected to the other end of the communicating pipe, and an exhaust pipe is fixedly installed in the communicating pipe.

Preferably, the driving assembly comprises a fixing plate fixedly installed on one side of the supporting rod, a stepping motor is fixedly installed on one side of the fixing plate, a gear is fixedly installed on an output shaft of the stepping motor, and the gear is meshed with the annular inner rack.

Preferably, the four corners of the bottom of the mounting plate are all connected with bolts in a threaded manner, and the tops of the bolts extend into the wall body and are connected with the wall body in a threaded manner.

Preferably, two connecting rods are symmetrically arranged on one side of the housing, a rotating ring is fixedly connected to one side of each connecting rod, and the supporting rod penetrates through the two rotating rings and is rotatably connected with the rotating rings.

Preferably, the inner ring of the rotating ring is fixedly provided with a bearing, and the support rod penetrates through the inner ring of the bearing and is fixedly connected with the inner ring of the bearing.

The utility model has the beneficial effects that:

(1) in the use process of the gas alarm device body designed by the utility model, in order to enlarge the detection range of the gas alarm device body, the stepping motor is started to drive the gear to rotate, and the gear is meshed with the annular inner rack, so that the annular inner rack is driven to rotate, and the annular inner rack is connected with the shell, so that the shell can rotate by taking the support rod as the center, the detection range of the gas alarm device body can be effectively enlarged, and meanwhile, the exhaust pipe is started to enable the V-shaped exhaust pipe to enter external air into the V-shaped cover, so that the combustible gas sensor can timely detect the surrounding air.

(2) When the combustible gas sensor detects the combustible gas composition that contains the needs warning in wanting the air, combustible gas sensor can give the controller with signal transmission this moment, and the signal that the controller will accept can be given buzzer for through the output, buzzer just can send the alarm sound, simultaneously for the removal end of the outside connection of in time effectual transmission with alarm signal, the LORA wireless signal transmission that the controller can utilize signal output part to connect goes out signal transmission, and the signal that sends has signal strength and is strong, the sensitivity is high, the fast effect of simultaneous transmission, can be timely go out alarm signal transmission.

The gas alarm device body based on the LORA wireless signal transmission technology has the advantages that the air detection range is large, meanwhile, when an alarm signal is sent out, the alarm signal can be timely and effectively transmitted to the mobile terminal, related personnel can be reminded to respond timely, and the safety of a detection place is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a gas alarm device based on the LORA wireless transmission technology according to the present invention;

fig. 2 is a schematic top view of a part of a gas alarm device based on LORA wireless transmission technology according to the present invention;

fig. 3 is a block diagram of a gas detection alarm system of a gas alarm device based on the LORA wireless transmission technology.

In the figure: 1. a housing; 2. a support bar; 3. mounting a plate; 4. a bolt; 5. a connecting rod; 6. A rotating ring; 7. a controller; 8. a combustible gas sensor; 9. a buzzer; 10. a V-shaped cover; 11. a communicating pipe; 12. an exhaust pipe; 13. a V-shaped exhaust pipe; 14. an annular inner rack; 15. A fixing plate; 16. a stepping motor; 17. a gear; 18. a power supply; 19. LORA wireless signal transmission.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-3, a gas alarm device based on LORA wireless transmission technology comprises a housing 1 and a mounting plate 3 arranged on a wall, wherein the housing 1 comprises a gas detection alarm system;

gaseous alarm system that detects includes controller 7, and controller 7 fixed mounting is inside casing 1, and casing 1's top fixedly connected with combustible gas sensor 8 and buzzer 9, casing 1 are provided with and are used for carrying out the power supply 18 that supplies power to controller 7, combustible gas sensor 8 and buzzer 9, and the signal output port of controller 7 is connected with LORA wireless signal transmission 19, and LORA wireless signal transmission 19's signal output port is connected with monitoring personnel's removal end.

And the gas delivery assembly can deliver external gas into the combustible gas sensor 8;

the bottom fixedly connected with bracing piece 2 of mounting panel 3, casing 1 rotate and install in the outside of bracing piece 2, and rack 14 in one side fixedly connected with annular of casing 1, bracing piece 2 run through the central point of rack 14 in the annular and put, are provided with drive casing 1 in the bracing piece 2 and carry out pivoted drive assembly.

In this embodiment, the gas delivery subassembly is established the V-arrangement cover 10 in the combustible gas sensor 8 outside including the cover, and the bleeder vent has been seted up in the outside of V-arrangement cover 10, and V-arrangement cover 10 fixed mounting is at the top of casing 1, and the communicating pipe 11 that the top fixedly connected with of V-arrangement cover 10 is linked together, and the other end fixedly connected with V-arrangement exhaust tube 13 of communicating pipe 11, fixed mounting has exhaust column 12 in communicating pipe 11.

In this embodiment, the driving assembly includes a fixing plate 15 fixedly installed on one side of the supporting rod 2, a stepping motor 16 is fixedly installed on one side of the fixing plate 15, a gear 17 is fixedly installed on an output shaft of the stepping motor 16, and the gear 17 is engaged with the annular inner rack 14.

In this embodiment, bolts 4 are connected to four corners of the bottom of the mounting plate 3 by threads, and the tops of the bolts 4 extend into the wall and are connected with the wall by threads.

In this embodiment, two connecting rods 5 are symmetrically installed on one side of the housing 1, a rotating ring 6 is fixedly connected to one side of the connecting rods 5, and the support rod 2 penetrates through the two rotating rings 6 and is rotatably connected with the rotating ring 6.

In this embodiment, a bearing is fixedly mounted on the inner ring of the rotating ring 6, and the support rod 2 penetrates through the inner ring of the bearing and is fixedly connected with the inner ring of the bearing.

The working process and the use principle of the utility model are as follows: the in-process that the gas alarm device body was using, in order to increase the detection range of this gas alarm device body, through starting step motor 16, step motor 16 can drive gear 17 and rotate, and gear 17 and the meshing of rack 14 in the annular, so can drive rack 14 in the annular and rotate, and rack 14 is owing to be connected with casing 1 in the annular, and then can make casing 1 use bracing piece 2 to rotate as the center, can effectually enlarge the detection range of gas alarm device body from this, start exhaust column 12 simultaneously can make V-arrangement exhaust tube 13 enter into V-arrangement cover 10 with outside air in, and then can make that combustible gas sensor 8 is timely detect the air on every side. When 8 detect contain the combustible gas composition that needs the warning in wanting the air at combustible gas sensor, 8 combustible gas sensor this moment can give controller 7 with signal transmission, and buzzer 9 can be given through the output to the signal that controller 7 will accept, buzzer 9 just can send out the alarm sound, simultaneously in order to hold the removal of the outside connection with the timely effectual transmission of alarm signal, LORA wireless signal transmission that controller 7 can utilize signal output part to connect goes out signal transmission, and the signal that sends has signal strength strong, the sensitivity is high, the fast effect of simultaneous transmission, can be timely with alarm signal transmission away.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A gas alarm device based on LORA wireless transmission technology comprises a shell (1) and a mounting plate (3) arranged on a wall body, and is characterized in that the shell (1) comprises a gas detection alarm system;

the gas detection alarm system comprises a controller (7), wherein the controller (7) is fixedly installed inside a shell (1), a combustible gas sensor (8) and a buzzer (9) are fixedly connected to the top of the shell (1), a power supply (18) used for supplying power to the controller (7), the combustible gas sensor (8) and the buzzer (9) is arranged on the shell (1), a signal output port of the controller (7) is connected with an LORA wireless signal transmission (19), and a signal output port of the LORA wireless signal transmission (19) is connected with a moving end of a monitoring person;

the top of the shell (1) is fixedly connected with a gas conveying assembly, and the gas conveying assembly can convey external gas into the combustible gas sensor (8);

the bottom fixedly connected with bracing piece (2) of mounting panel (3), casing (1) rotates and installs in the outside of bracing piece (2), rack (14) in one side fixedly connected with annular of casing (1), the central point that rack (14) put in the annular is run through in bracing piece (2), be provided with drive casing (1) in bracing piece (2) and carry out pivoted drive assembly.

2. The gas alarm device based on the LORA wireless transmission technology as claimed in claim 1, wherein the gas delivery assembly comprises a V-shaped cover (10) covering the outer side of the combustible gas sensor (8), vent holes are formed in the outer side of the V-shaped cover (10), the V-shaped cover (10) is fixedly installed at the top of the shell (1), a communicating pipe (11) communicated with the top of the V-shaped cover (10) is fixedly connected, the other end of the communicating pipe (11) is fixedly connected with a V-shaped exhaust pipe (13), and an exhaust pipe (12) is fixedly installed in the communicating pipe (11).

3. A gas alarm device based on LORA wireless transmission technology according to claim 1, wherein the driving assembly includes a fixing plate (15) fixedly installed on one side of the supporting rod (2), a stepping motor (16) is fixedly installed on one side of the fixing plate (15), a gear (17) is fixedly installed on an output shaft of the stepping motor (16), and the gear (17) is engaged with the annular inner rack (14).

4. The LORA wireless transmission technology-based gas alarm device is characterized in that bolts (4) are screwed to four corners of the bottom of the mounting plate (3), and the tops of the bolts (4) extend into a wall body and are screwed with the wall body.

5. A gas alarm device based on LORA wireless transmission technology according to claim 1, characterized in that two symmetrically arranged connecting rods (5) are fixedly installed on one side of the housing (1), a rotating ring (6) is fixedly connected to one side of the connecting rods (5), and the support rod (2) penetrates through the two rotating rings (6) and is rotatably connected with the rotating ring (6).

6. A LORA wireless transmission technology-based gas alarm device according to claim 5, wherein a bearing is fixedly installed on the inner ring of the rotating ring (6), and the support rod (2) penetrates through and is fixedly connected with the inner ring of the bearing.