CN210534965U

CN210534965U - Intelligent portable toxic gas alarm

Info

Publication number: CN210534965U
Application number: CN201921885238.1U
Authority: CN
Inventors: 王敏; 孟祥昆
Original assignee: Jarrett Tianjin Technology Co Ltd
Current assignee: Jarrett Tianjin Technology Co Ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-05-15
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses an intelligent portable toxic gas alarm, which comprises a shell, a detection bin, a fan, an air outlet pipe, a toxic gas sensor, a telescopic detection pipe, a connecting pipe, an audible and visual alarm, a microcontroller and an operation panel, wherein the inner wall of the shell is fixed with the detection bin, the inner wall of the detection bin is fixed with the fan, the bottom of the detection bin is fixed with the air outlet pipe, one end of the air outlet pipe, which is far away from the detection bin, passes through the shell, one end of the inner wall of the detection bin, which is close to the air outlet pipe, is fixed with the toxic gas sensor, one end of the inner wall of the shell, which is far away from the air outlet pipe, is fixed with the telescopic detection pipe, one end of the detection bin, which is far away from an air suction opening, is fixed with the connecting pipe, one end of the connecting pipe, which, the intelligent portable toxic gas alarm is small in size, convenient to carry, high in measurement precision and convenient to use by people.

Description

Intelligent portable toxic gas alarm

Technical Field

The utility model relates to a gaseous detection technology field, concretely relates to portable toxic gas alarm of intelligence.

Background

In recent years, with the development of the industry in China, some works have the risk of toxic gas leakage, and accidents of different degrees are frequently generated, so that various personal safety risks are brought to workers in an operation area, people need a toxic gas alarm to detect whether toxic gas exists in the environment where the workers are located, and people can evacuate timely.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide an intelligent portable toxic gas alarm with smaller size, convenient carrying and high detection precision, which comprises a shell, a detection bin, a fan, an air outlet pipe, a toxic gas sensor, a telescopic detection pipe, a connecting pipe, an audible and visual alarm, a microcontroller and an operation panel, wherein the inner wall of the shell is fixed with the detection bin, the inner wall of the detection bin is fixed with the fan, the bottom of the detection bin is fixed with the air outlet pipe, one end of the air outlet pipe, which is far away from the detection bin, penetrates through the shell, one end of the inner wall of the detection bin, which is close to the air outlet pipe, is fixed with the telescopic detection pipe, one end of the inner wall of the shell, which is far away from the air suction opening, is fixed with the connecting pipe, one end of the connecting pipe, which is far away from the detection bin, is communicated with the telescopic detection pipe, the, and fan, toxic gas sensor and audible-visual annunciator all with microcontroller electric connection, the outside one side of shell is fixed with operating panel, and fan, toxic gas sensor, audible-visual annunciator and microcontroller all with operating panel electric connection.

As preferred, scalable sense tube includes fixed sleeve, slip pipeline, flexible pipe and spacing ring, the one end that the outer shell inner wall was kept away from out the tuber pipe is fixed with fixed sleeve, and fixed sleeve one end passes shell and external intercommunication, fixed sleeve inner wall sliding connection has the slip pipeline, the one end that the detection storehouse was kept away from to the connecting pipe passes fixed sleeve and is fixed with flexible pipe, and the flexible one end and the slip pipeline fixed connection of keeping away from the connecting pipe, the slip pipeline is kept away from the one end of flexible pipe and is passed fixed sleeve and be fixed with the spacing ring.

Preferably, one end of the sliding pipeline, which is far away from the limiting ring, is symmetrically fixed with limiting blocks, the inner wall of the fixed sleeve is symmetrically provided with limiting grooves matched with the limiting blocks, and the limiting blocks are connected with the limiting grooves in a sliding mode.

Preferably, a rubber ring is fixed at the upper end of the inner wall of the fixed sleeve and is in sliding connection with the outer side of the sliding pipeline.

Preferably, the side wall of the shell is symmetrically fixed with anti-skid pads.

The utility model has the advantages that:

1. when the device is used, people pull the limiting ring to drive the sliding pipeline to slide, the sliding pipeline stretches the telescopic pipe, the sliding pipeline does not slide randomly after being completely stretched out through the friction of the rubber ring when sliding, the limiting block and the limiting groove limit the sliding pipeline, the sliding pipeline is prevented from rotating and is prevented from being separated from the fixed sleeve, at the moment, the fan is started, outside air is pumped into the detection bin through the telescopic detection pipe and the connecting pipe, whether the air in the detection bin contains toxic gas or not is detected through the toxic gas sensor and is discharged through the air outlet pipe, when the toxic gas is detected, the microcontroller controls the audible and visual alarm to give out audible and visual alarm, after the device is used, the sliding pipeline is pressed into the fixed sleeve to be hidden, the device is small, the sliding pipeline can be stretched into the fixed sleeve to be hidden when being carried, is convenient for people to carry

2. When detecting, in taking out the outside air through the fan and detecting the storehouse, because it is less to go out the tuber pipe diameter, make the outside air dwell longer time when getting into to detect the storehouse in, make toxic gas sensor can more accurate detection.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic overall sectional structure of the present invention;

fig. 3 is a schematic sectional view of the retractable detecting tube of the present invention.

In the figure: 1. a housing; 2. a detection bin; 3. a fan; 4. an air outlet pipe; 5. a toxic gas sensor; 6. A retractable detection tube; 7. a connecting pipe; 8. an audible and visual alarm; 9. a microcontroller; 10. an operation panel; 11. Fixing the sleeve; 12. a sliding duct; 13. a telescopic pipe; 14. a limiting ring; 15. a limiting block; 16. a limiting groove; 17. a rubber ring; 18. a non-slip mat.

Detailed Description

Any feature disclosed in this specification may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

As shown in figures 1-3, the intelligent portable toxic gas alarm comprises a housing 1, a detection bin 2, a fan 3, an air outlet pipe 4, a toxic gas sensor 5, a retractable detection pipe 6, a connecting pipe 7, an audible and visual alarm 8, a microcontroller 9 and an operation panel 10, wherein the inner wall of the housing 1 is fixed with the detection bin 2, the inner wall of the detection bin 2 is fixed with the fan 3, the bottom of the detection bin 2 is fixed with the air outlet pipe 4, one end of the air outlet pipe 4 far away from the detection bin 2 penetrates through the housing 1, one end of the inner wall of the detection bin 2 close to the air outlet pipe 4 is fixed with the toxic gas sensor 5, one end of the inner wall of the housing 1 far away from the air outlet pipe 4 is fixed with the retractable detection pipe 6, one end of the detection bin 2 far away from an air suction opening is fixed with the connecting pipe 7, one end of the connecting pipe 7 far away from the detection bin 2, and fan 3, toxic gas sensor 5 and audible-visual annunciator 8 all with microcontroller 9 electric connection, 1 outside one side of shell is fixed with operating panel 10, and fan 3, toxic gas sensor 5, audible-visual annunciator 8 and microcontroller 9 all with operating panel 10 electric connection.

Scalable detection tube 6 includes fixed sleeve 11, sliding pipeline 12, flexible pipe 13 and spacing ring 14, the one end that goes out tuber pipe 4 is kept away from to 1 inner wall of shell is fixed with fixed sleeve 11, and fixed sleeve 11 one end is passed shell 1 and external intercommunication, fixed sleeve 11 inner wall sliding connection has sliding pipeline 12, the one end that detection storehouse 2 was kept away from to connecting pipe 7 is passed fixed sleeve 11 and is fixed with flexible pipe 13, and flexible pipe 13 keeps away from the one end and the sliding pipeline 12 fixed connection of connecting pipe 7, sliding pipeline 12 keeps away from the one end of flexible pipe 13 and passes fixed sleeve 11 and be fixed with spacing ring 14, be convenient for hide in taking in fixed sleeve 11 with sliding pipeline 12, reduce the volume of carrying.

The end of the sliding pipeline 12 far away from the limiting ring 14 is symmetrically fixed with a limiting block 15, the inner wall of the fixed sleeve 11 is symmetrically provided with a limiting groove 16 matched with the limiting block 15, and the limiting block 15 is connected with the limiting groove 16 in a sliding manner, so that the sliding pipeline 12 is limited conveniently, and the sliding pipeline 12 is prevented from rotating.

The rubber ring 17 is fixed on the upper end of the inner wall of the fixed sleeve 11, and the rubber ring 17 is connected with the outer side of the sliding pipeline 12 in a sliding mode, so that the friction force between the sliding pipeline 12 and the fixed sleeve 11 is increased conveniently, and the sliding pipeline 12 can be stopped at random.

The side wall of the shell 1 is symmetrically fixed with anti-skid pads 18, which is convenient for people to hold the shell 1 stably.

The working principle of the specific embodiment is as follows: when the device is used, people pull the limiting ring 14 to drive the sliding pipeline 12 to slide, so that the sliding pipeline 12 stretches the telescopic pipe 13, the sliding pipeline 12 slides through the friction of the rubber ring 17, the sliding pipeline 12 cannot slide randomly after being completely extended, the limiting block 15 and the limiting groove 16 limit the sliding pipeline 12, the sliding pipeline 12 is prevented from rotating, the sliding pipeline 12 is prevented from being separated from the fixed sleeve 11, the fan 3 is started at the moment, external air is pumped into the detection bin 2 through the telescopic detection pipe 6 and the connecting pipe 7, whether the air in the detection bin 2 contains toxic gas or not is detected through the toxic gas sensor 5 and is discharged through the air outlet pipe 4, and as the pipe diameter of the air outlet pipe 4 is smaller, the external air stays for a longer time when entering the detection bin 2, so that the toxic gas sensor 5 can detect more accurately, when the toxic gas is detected, the microcontroller 9 controls the audible and visual alarm 8 to give out audible and visual alarm, and after the use is finished, the sliding pipeline 12 is pressed into the fixed sleeve 11.

The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.

Claims

1. The utility model provides a portable toxic gas alarm of intelligence, includes shell (1), detects storehouse (2), fan (3), goes out tuber pipe (4), toxic gas sensor (5), scalable sense tube (6), connecting pipe (7), audible-visual annunciator (8), microcontroller (9) and operating panel (10), its characterized in that: the inner wall of the shell (1) is fixed with a detection bin (2), the inner wall of the detection bin (2) is fixed with a fan (3), the bottom of the detection bin (2) is fixed with a wind outlet pipe (4), one end, far away from the detection bin (2), of the wind outlet pipe (4) penetrates through the shell (1), one end, close to the wind outlet pipe (4), of the inner wall of the detection bin (2) is fixed with a toxic gas sensor (5), one end, far away from the wind outlet pipe (4), of the inner wall of the shell (1) is fixed with a telescopic detection pipe (6), one end, far away from the wind suction opening, of the detection bin (2) is fixed with a connecting pipe (7), one end, far away from the detection bin (2), of the connecting pipe (7) is communicated with the telescopic detection pipe (6), the inner wall of the shell (1) is sequentially fixed with an acousto-optic alarm and a microcontroller (9), and the fan (3), the toxic gas sensor (5, an operation panel (10) is fixed on one side of the outer portion of the shell (1), and the fan (3), the toxic gas sensor (5), the audible and visual alarm (8) and the microcontroller (9) are all electrically connected with the operation panel (10).

2. The intelligent portable toxic gas alarm of claim 1, wherein: scalable detection pipe (6) are including fixed sleeve (11), slip pipeline (12), flexible pipe (13) and spacing ring (14), the one end that goes out tuber pipe (4) is kept away from to shell (1) inner wall is fixed with fixed sleeve (11), and fixed sleeve (11) one end passes shell (1) and external intercommunication, fixed sleeve (11) inner wall sliding connection has slip pipeline (12), the one end that detects storehouse (2) is kept away from in connecting pipe (7) is passed fixed sleeve (11) and is fixed with flexible pipe (13), and flexible pipe (13) keep away from the one end and the slip pipeline (12) fixed connection of connecting pipe (7), the one end that flexible pipe (13) were kept away from in slip pipeline (12) passes fixed sleeve (11) and is fixed with spacing ring (14).

3. The intelligent portable toxic gas alarm of claim 2, wherein: the one end symmetry that spacing ring (14) were kept away from in slip pipeline (12) is fixed with stopper (15), spacing groove (16) with stopper (15) matched with are seted up to fixed sleeve (11) inner wall symmetry, and stopper (15) and spacing groove (16) sliding connection are connected.

4. The intelligent portable toxic gas alarm of claim 2, wherein: the upper end of the inner wall of the fixed sleeve (11) is fixed with a rubber ring (17), and the rubber ring (17) is connected with the outer side of the sliding pipeline (12) in a sliding manner.

5. The intelligent portable toxic gas alarm of claim 1, wherein: and anti-skid pads (18) are symmetrically fixed on the side wall of the shell (1).