CN213933796U

CN213933796U - Harmful gas detects and controlling means in laboratory

Info

Publication number: CN213933796U
Application number: CN202120133027.3U
Authority: CN
Inventors: 周举
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-08-10
Anticipated expiration: 2031-01-19

Abstract

The utility model relates to a harmful gas detects technical field, discloses a harmful gas detects and controlling means in laboratory, including the exhaust hood, the support is installed to exhaust hood inboard bottom, the support mid-mounting has gas sensor, buzzer is installed in exhaust hood bottom left side, the warning light is installed on exhaust hood bottom right side, the mount pad is installed at the exhaust hood top, the bolt has been inserted in the mount pad four corners, exhaust hood internally mounted has the fan, the gas outlet is installed on the exhaust hood right side. The utility model discloses a gas sensor can detect harmful gas, and after detecting harmful gas, gas sensor can control the fan and start, can realize bleeding this moment to discharge harmful gas through the gas outlet, and gas sensor accessible control bee calling organ and warning light send the police dispatch newspaper simultaneously, thereby in time remind the indoor harmful gas that fills of staff, need withdraw fast, improve the protecting effect, and the security improves greatly.

Description

Harmful gas detects and controlling means in laboratory

Technical Field

The utility model relates to a harmful gas detects technical field, specifically is a harmful gas detects and controlling means in laboratory.

Background

At present, a laboratory is a scientific cradle which is a base of scientific research, and a source of scientific development plays a very important role in scientific development, and when the laboratory is used for experiments, harmful gases are often generated and cannot be timely treated, so that the bodies of workers are injured, but the existing harmful gas detection and control device in the laboratory has some insufficient places, such as the example;

harmful gas detects in current laboratory and controlling means can't realize self-bleeding work and alarm work, often can only exhaust but can't send out the police dispatch newspaper, therefore the security is relatively poor, and the structure is complicated simultaneously, and the installation is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a harmful gas detects and controlling means in laboratory has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a harmful gas detection and control device in a laboratory comprises an exhaust hood;

a support is arranged at the bottom of the inner side of the air exhaust cover, a gas sensor is arranged in the middle of the support, a buzzer is arranged on the left side of the bottom of the air exhaust cover, and a warning lamp is arranged on the right side of the bottom of the air exhaust cover;

the mounting seat is installed at the top of the air exhaust cover, bolts are inserted into four corners of the mounting seat, a fan is installed inside the air exhaust cover, an air outlet is installed on the right side of the air exhaust cover, and a power line is installed on the left side of the air exhaust cover.

As a preferred embodiment of the present invention, the installation seat is provided with a moisture-proof layer at the top.

As a preferred embodiment of the present invention, the bottom of the air exhaust cover is provided with a protective net.

As a preferred embodiment of the present invention, a corrugated hose is installed at the right end of the air outlet.

As a preferred embodiment of the utility model, power cord and gas sensor, bee calling organ and warning light parallel connection, gas sensor's signal output part and bee calling organ and warning light's signal input part are connected.

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

the utility model relates to a harmful gas detects and controlling means in laboratory can detect harmful gas through gas sensor, after detecting harmful gas, gas sensor can control the fan and start, can realize bleeding this moment to discharge harmful gas through the gas outlet, and gas sensor accessible control bee calling organ and warning light send the police dispatch newspaper simultaneously, thereby in time remind the indoor harmful gas that fills of staff, need withdraw fast, improve the protecting effect, the security improves greatly.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic front view of the harmful gas detection and control device in the laboratory;

fig. 2 is the utility model relates to a harmful gas detects and controlling means's bottom structure schematic diagram in laboratory.

In the figure: 1. an air extraction hood; 2. a gas sensor; 3. a buzzer; 4. a warning light; 5. an air outlet; 6. a corrugated hose; 7. a mounting seat; 8. a bolt; 9. a moisture barrier; 10. a power line; 11. a support; 12. a fan; 13. and (4) a protective net.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of description of the present invention and for simplicity of description, but do not indicate or imply that the device or element referred to must have a specific shape or simplified description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a harmful gas detects and controlling means in laboratory, includes the cover of bleeding 1, support 11 is installed to 1 inboard bottom of cover of bleeding, support 11 mid-mounting has gas sensor 2, buzzer 3 is installed in 1 bottom left side of cover of bleeding, warning light 4 is installed on 1 bottom right side of cover of bleeding, mount pad 7 is installed at 1 top of cover of bleeding, bolt 8 has been inserted in 7 four corners of mount pad, 1 internally mounted of cover of bleeding has fan 12, gas outlet 5 is installed on 1 right side of cover of bleeding, power cord 10 is installed in 1 left side of cover of bleeding.

In this embodiment (please refer to fig. 1 and 2), harmful gas can be detected through the gas sensor 2, after the harmful gas is detected, the gas sensor 2 can control the fan 12 to start, at this time, air exhaust can be realized, and the harmful gas is exhausted through the air outlet 5, and meanwhile, the gas sensor 2 can also control the buzzer 3 and the warning lamp 4 to give an alarm, so that the working personnel can be timely reminded of filling the harmful gas indoors, the evacuation needs to be performed quickly, the protection effect is improved, and the safety is greatly improved.

In this embodiment (see fig. 1), the moisture-proof layer 9 is installed on the top of the installation seat 7, and the moisture-proof layer 9 can achieve a moisture-proof effect, so that the service life of the air exhaust cover 1 can be prolonged.

In this embodiment (see fig. 2), a protective net 13 is installed at the bottom of the air exhaust hood 1, and the protective net 13 can achieve a protective effect.

In this embodiment (see fig. 1), a corrugated hose 6 is installed at the right end of the air outlet 5, and the conveying work of the harmful gas can be realized through the corrugated hose 6.

In this embodiment (see fig. 1), the power line 10 is connected in parallel with the gas sensor 2, the buzzer 3 and the warning lamp 4, the signal output end of the gas sensor 2 is connected with the signal input ends of the buzzer 3 and the warning lamp 4, the power supply operation of the gas sensor 2, the buzzer 3 and the warning lamp 4 can be realized through the power line 10, the harmful gas can be monitored through the gas sensor 2, and the start and stop of the buzzer 3 and the warning lamp 4 can be controlled.

It should be noted that the utility model relates to a harmful gas detection and control device in laboratory, including exhaust hood 1, gas sensor 2, buzzer 3, warning light 4, gas outlet 5, bellows 6, mount pad 7, bolt 8, dampproof course 9, power cord 10, support 11, fan 12, protection network 13, the part is the general standard component or the part that technical personnel in this field know, its structure and principle all can be known through the technical manual or through the conventional experimental method to this technical personnel, when using, can fix the exhaust hood 1 on the laboratory top through bolt 8 and mount pad 7 at first, switch on the power through power cord 10 subsequently, can detect harmful gas through gas sensor 2, after detecting harmful gas, gas sensor 2 can control fan 12 to start, can realize bleeding this moment, and discharge harmful gas through gas outlet 5, and gas sensor 2 still can control bee calling organ 3 and warning light 4 and send out the police dispatch newspaper simultaneously to in time remind the staff indoor to fill harmful gas, need withdraw fast, improve the protecting effect, the security improves greatly, can play the protecting effect through protection network 13, can play dampproofing effect through dampproofing course 9, can prolong the life of cover 1 of bleeding, can realize harmful gas's transport work through corrugated hose 6.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The device for detecting and controlling harmful gas in the laboratory is characterized by comprising an air exhaust cover (1);

a support (11) is installed at the bottom of the inner side of the air exhaust cover (1), a gas sensor (2) is installed in the middle of the support (11), a buzzer (3) is installed on the left side of the bottom of the air exhaust cover (1), and a warning lamp (4) is installed on the right side of the bottom of the air exhaust cover (1);

mounting seat (7) are installed at air exhaust cover (1) top, bolt (8) have been inserted in mounting seat (7) four corners, air exhaust cover (1) internally mounted has fan (12), air outlet (5) are installed on air exhaust cover (1) right side, power cord (10) are installed in air exhaust cover (1) left side.

2. The apparatus for detecting and controlling harmful gases in laboratory according to claim 1, wherein: and a moisture-proof layer (9) is arranged at the top of the mounting seat (7).

3. The apparatus for detecting and controlling harmful gases in laboratory according to claim 1, wherein: and a protective net (13) is arranged at the bottom of the air extraction cover (1).

4. The apparatus for detecting and controlling harmful gases in laboratory according to claim 1, wherein: and a corrugated hose (6) is arranged at the right end of the air outlet (5).

5. The apparatus for detecting and controlling harmful gases in laboratory according to claim 1, wherein: the power cord (10) is connected with the gas sensor (2), the buzzer (3) and the warning lamp (4) in parallel, and the signal output end of the gas sensor (2) is connected with the signal input ends of the buzzer (3) and the warning lamp (4).