CN220983241U - Automatic alarm device for monitoring gas in limited space - Google Patents

Abstract

The utility model relates to the field of gas detection, and discloses a limited space gas monitoring automatic alarm device, which comprises a shell, an alarm arranged on the upper part of the shell, a traveling part arranged at the bottom of the shell and used for driving the shell to travel, and further comprises: an adjusting unit disposed at an upper portion of the cabinet; the detecting unit is arranged on the adjusting unit and used for detecting the gas in the closed space, and the gas with different heights is detected under the drive of the adjusting unit.

Description

Automatic alarm device for monitoring gas in limited space

Technical Field

The utility model relates to the technical field of gas detection, in particular to an automatic alarm device for monitoring gas in a limited space.

Background

The limited space is a space which is closed or partially closed, has narrow access, poor natural ventilation and is easy to cause accumulation of toxic and harmful inflammable and explosive substances or insufficient oxygen content.

The bulletin number is: CN211043309U, chinese patent, discloses a limited space toxic and harmful gas monitoring device, paired with an operator gas detection bracelet and a guardian gas detection bracelet; the gas detection bracelet comprises a bracelet body (1), an endless belt (2) and a gas sensor Kong Gaipian (3); the novel wrist strap is characterized in that a micro control unit MCU (4), a power supply element (5), a Bluetooth element (6), a voice element (7), an LED element (8), a control element (9), a liquid crystal screen (10), a vibration element (11), a gas sensor (12) and a heart rate monitoring element (13) are arranged in the wrist strap main body (1); the operation staff wears the bracelet to enter the limited space for operation, and the guardian wears the bracelet outside the limited space for guardianship.

The existing equipment has the following defects: the utility model improves the safety of operators and solves the problems of blind rescue and portability. However, the application scheme still needs the worker to wear the hand by himself, and the worker still needs to be in a dangerous environment although the worker can find the problem in time, so that the safety of the worker cannot be well ensured.

Therefore, the application provides an automatic alarm device for monitoring gas in a limited space to solve the problems.

Disclosure of utility model

The utility model aims to provide an automatic alarm device for monitoring gas in a limited space, which is used for solving the problem that the workers still need to be in dangerous environments and cannot well guarantee the safety of the workers.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a limited space gas monitoring automatic alarm device, includes the casing, sets up the siren on casing upper portion and set up the casing bottom is used for driving the walking piece of casing walking still includes:

an adjusting unit disposed at an upper portion of the cabinet;

the detection unit is arranged on the adjusting unit and used for detecting the gas in the closed space, and the gas with different heights is detected under the driving of the adjusting unit.

The adjusting unit comprises a motor arranged in the shell, a screw rod arranged at the power output end of the motor and a fixed plate arranged on the upper part of the shell, and the top of the screw rod is arranged on the fixed plate.

The two sides of the screw are provided with guide rods, and the guide rods are arranged between the casing and the fixing plate.

The detection unit comprises a connecting block arranged on the screw rod, and a gas sensor is arranged on the connecting block.

Wherein, be provided with the fan on the gas sensor.

The walking part comprises a driving wheel symmetrically arranged at the bottom of the machine shell and a driven wheel arranged at the front part of the machine shell, and a storage battery for providing power for the power component is arranged at the bottom of the machine shell.

Compared with the prior art, the utility model has the beneficial effects that:

The shell of the utility model moves into the closed space to be detected under the drive of the travelling part, then the harmful gas is detected by the detection unit, and as the gas has certain popularity, the residual gas in the spaces with different heights is different, the installation height of the detection unit can be adjusted by the adjustment unit, so that the detection unit detects the gas with different heights, when the harmful gas is detected by the detection unit, the core control board can control the alarm to alarm, thereby improving the detection efficiency of the harmful gas in the closed space, and compared with the conventional manual carrying detector entering the limited space, the mode can protect the personal safety of staff.

Drawings

FIG. 1 is a schematic diagram of a main structure according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a front view of an embodiment of the present utility model;

FIG. 3 is a schematic view of a cross-section of an embodiment of the present utility model;

FIG. 4 is an enlarged schematic view of the portion of FIG. 1A;

FIG. 5 is an enlarged schematic view of the portion of FIG. 1B;

Fig. 6 is an enlarged schematic view of the portion of fig. 3C.

In the figure: 1. a housing; 11. a walking member; 111. a driving wheel; 112. a storage battery; 113. driven wheel; 2. an alarm; 3. an adjusting unit; 31. a motor; 32. a screw; 33. a guide rod; 34. a fixing plate; 4. a detection unit; 41. a connecting block; 42. a gas sensor; 43. a fan.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a limited space gas monitoring automatic alarm device, includes casing 1, sets up alarm 2 on casing 1 upper portion and sets up the walking piece 11 that is used for driving casing 1 walking in casing 1 bottom, still includes:

An adjusting unit 3 disposed at an upper portion of the cabinet 1;

And the detection unit 4 is arranged on the adjusting unit 3 and is used for detecting the gas in the closed space, and the gases with different heights are detected under the driving of the adjusting unit 3.

It should be noted that, during operation, casing 1 removes to the airtight space that needs to detect under the drive of walking piece 11, then detect harmful gas through detecting element 4, and because the gas has certain popularity, gaseous residue is different in the space of different heights, can adjust detecting element 4's installation height through adjusting element 3, make detecting element 4 detect the gas of different heights, when detecting element 4 detects harmful gas, the alarm 2 is reported to the police to the core control panel, improve the detection efficiency to airtight space harmful gas, compare with conventional manual carry detector entering limited space, this mode can protect staff's personal safety.

In one embodiment, the adjusting unit 3 includes a motor 31 provided inside the cabinet 1, a screw 32 provided at a power output end of the motor 31, and a fixing plate 34 provided at an upper portion of the cabinet 1, and a top of the screw 32 is provided on the fixing plate 34.

In such design, the motor 31 is started, the driving screw 32 drives the detection unit 4 to move up and down, the installation height of the detection unit 4 is changed, the gases with different heights are detected, the practicability of the whole device is improved, and the detection unit 4 is more accurate in detecting harmful gases in a closed space.

In one embodiment, guide rods 33 are provided on both sides of the screw 32, and the guide rods 33 are provided between the casing 1 and the fixing plate 34.

By such a design, the guide rod 33 can guide the detection unit 4 when it moves, thereby improving the stability of the movement of the detection unit 4.

In one embodiment, the detecting unit 4 includes a connection block 41 provided on the screw 32, a gas sensor 42 is provided on the connection block 41, and the connection block 41 is penetrated on the guide rod 33.

By such design, the connecting block 41 drives the gas sensor 42 to move up and down under the driving of the screw 32, so that the gas sensor 42 can move more stably, thereby improving the efficiency of detecting harmful gas.

In one embodiment, a fan 43 is provided on the gas sensor 42.

By such design, the fan 43 can absorb the gas to one side of the gas sensor 42, so that the gas sensor 42 can conveniently contact with the gas for detection.

In one embodiment, the walking member 11 includes a driving wheel 111 symmetrically disposed at the bottom of the casing 1 and a driven wheel 113 disposed at the front of the casing 1, and the bottom of the casing 1 is provided with a battery 112 for powering the power components.

By the design, the driving wheel 111 rotates under the drive of the external control element, the driving machine shell 1 is driven to walk in the closed space, and the driven wheel 113 can enable the machine shell 1 to walk more stably.

Claims (6)

1. The utility model provides a limited space gas monitoring automatic alarm device, includes casing (1), sets up siren (2) on casing (1) upper portion and setting are in casing (1) bottom is used for driving running gear (11) of casing (1) walking, its characterized in that still includes:

An adjusting unit (3) arranged at the upper part of the casing (1);

the detection unit (4) is arranged on the adjusting unit (3) and used for detecting the gas in the closed space, and the gas with different heights is detected under the driving of the adjusting unit (3).

2. A confined space gas monitoring automatic alarm device in accordance with claim 1, wherein: the adjusting unit (3) comprises a motor (31) arranged inside the shell (1), a screw (32) arranged at the power output end of the motor (31) and a fixing plate (34) arranged on the upper part of the shell (1), and the top of the screw (32) is arranged on the fixing plate (34).

3. A confined space gas monitoring automatic alarm device in accordance with claim 2, wherein: guide rods (33) are arranged on two sides of the screw (32), and the guide rods (33) are arranged between the casing (1) and the fixing plate (34).

4. A confined space gas monitoring automatic alarm device as set forth in claim 3, wherein: the detection unit (4) comprises a connecting block (41) arranged on the screw (32), and a gas sensor (42) is arranged on the connecting block (41).

5. The automatic alarm device for monitoring gas in a confined space as set forth in claim 4, wherein: a fan (43) is arranged on the gas sensor (42).

6. A confined space gas monitoring automatic alarm device in accordance with claim 1, wherein: the walking part (11) comprises a driving wheel (111) symmetrically arranged at the bottom of the machine shell (1) and a driven wheel (113) arranged at the front part of the machine shell (1), and a storage battery (112) for providing power for the power component is arranged at the bottom of the machine shell (1).