CN218585450U

CN218585450U - High-precision hyperstable gas alarm

Info

Publication number: CN218585450U
Application number: CN202221680114.1U
Authority: CN
Inventors: 王中
Original assignee: Chuannahai Instrument Zhejiang Co ltd
Current assignee: Chuannahai Instrument Zhejiang Co ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2023-03-07
Anticipated expiration: 2032-06-30

Abstract

The utility model discloses a high accuracy hyperstable gas alarm, including main part and the gas sensor of setting in the main part inside, the installation cavity has been seted up to the inside of main part, the main part is provided with the exhaust mechanism of breathing in, detection case and control box in the inside of installation cavity, the exhaust mechanism of breathing in with the detection case is connected, the lower extreme of detection case is provided with the breather pipe, the lower extreme port of breather pipe with the outside lower surface parallel and level of main part, the outside of main part sets up display screen, warning light and the bee calling organ that has the touching function, display screen, warning light, bee calling organ all through the wire with the control box is connected, the beneficial effects of the utility model are that: through with inside the gaseous suction detection case of outside detecting, after detecting, quick discharge can avoid gaseous remaining to the influence that the testing result caused effectively to the precision and the stability that detect have been improved widely.

Description

High-precision ultra-stable gas alarm

Technical Field

The utility model relates to a relevant technical field of alarm specifically is a gaseous alarm of high accuracy hyperstable.

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 toxicity alarm, the alarm can send out an alarm signal.

The existing gas alarm has the following defects when in use: most of the devices are used for placing a detection probe in air or sucking external gas into the device, the detection probe is contacted with the detection probe for detection, dust in the air is easy to adhere to the surface of the detection probe to influence the detection result, and air residue is easy to exist in the device, so that the detected data are inaccurate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high accuracy hyperstable gas alarm to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a super stable gas alarm of high accuracy, includes the main part and sets up the gas sensor in the main part is inside, the installation cavity has been seted up to the inside of main part, the main part is provided with exhaust mechanism, detection case and control box of breathing in the inside of installation cavity, exhaust mechanism with the detection case is connected, the lower extreme of detection case is provided with the breather pipe, the lower extreme port of breather pipe with the outside lower surface parallel and level of main part, the outside of main part sets up display screen, warning light and the bee calling organ that has the touching function, display screen, warning light, bee calling organ all through the wire with the control box is connected, the test probe setting of gas sensor is in the inside of detection case, just the gas sensor with the control box passes through the wire and connects.

Preferably, the exhaust mechanism of breathing in includes motor, lead screw, fly leaf and movable rod, the motor with the control box passes through the wire and connects, the upper end of lead screw with the output shaft end department of motor connects, the fly leaf overlaps through seting up the screw hole cover and establishes the outside at the lead screw, the movable rod sets up the one end lower surface at the fly leaf, the inside at the detection case is installed to the lower extreme of movable rod.

Preferably, a piston is mounted at the lower end of the movable rod, and the side wall of the piston is abutted to the inner wall of the detection box.

Preferably, the upper end of the detection box is provided with an exhaust pipe, the upper end of the exhaust pipe is communicated with the outside of the main body, and the middle part of the exhaust pipe is provided with a one-way valve.

Preferably, the inner wall of the main body is provided with a slide rail, and one end of the movable plate is slidably connected with the slide rail through a sliding groove.

Preferably, the inside of breather pipe is fixed and is provided with the magnet circle, the lower port department of breather pipe is provided with dustproof filter screen, the upper end of dustproof filter screen with the magnet circle adsorbs the connection.

Compared with the prior art, the beneficial effects of the utility model are that: through setting up exhaust mechanism and detection case of breathing in, exhaust mechanism will breathe in is connected with the detection case, and arrange the inner wall of detection case in with the test probe of gas inductor, thereby detect through inhaling the inside detection case with outside gas, after the detection finishes, quick discharge, can avoid gaseous remaining the influence that causes the testing result effectively, thereby the precision and the stability of detection have been improved widely, through setting up dustproof filter screen in the inside of detection case, filter screen and magnet circle adsorb to be connected to prevent dust, thereby carry out quick dustproof filtration to the gas through the breather pipe, avoid the dust adhesion on the test probe, ensure the accuracy of detecting, and at gas outgoing's in-process, can clear up dustproof filter screen automatically.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic view of the installation of the dustproof filter screen of the present invention;

FIG. 3 is a schematic view of the internal structure of the detection box of the present invention;

fig. 4 is a sectional view of the movable plate of the present invention.

In the figure: 1. a main body; 2. a gas sensor; 3. a mounting cavity; 4. a detection box; 5. a control box; 6. a breather pipe; 7. a display screen; 8. a motor; 9. a screw rod; 10. a movable plate; 11. a movable rod; 12. an exhaust pipe; 13. a one-way valve; 14. a slide rail; 15. a chute; 16. a magnetic ring; 17. a dustproof filter screen; 18. a piston.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a super stable gas alarm of high accuracy, includes main part 1 and sets up at 1 inside gas sensor 2 of main part, installation cavity 3 has been seted up to 1 inside of main part, main part 1 is provided with in the inside of installation cavity 3 and inhales exhaust mechanism, detection case 4 and control box 5, inhale exhaust mechanism with detection case 4 is connected, the lower extreme of detection case 4 is provided with breather pipe 6, breather pipe 6 the lower extreme port with 1 outside lower surface parallel and level of main part, the outside of main part 1 sets up display screen 7, warning light and the bee calling organ that has the touching function, display screen 7, warning light, bee calling organ all through the wire with control box 5 connects, the test probe setting of gas sensor 2 is in the inside of detection case 4, just gas sensor 2 with control box 5 passes through the wire and connects.

The exhaust mechanism of breathing in includes motor 8, lead screw 9, fly leaf 10 and movable rod 11, motor 8 with control box 5 passes through the wire and connects, the upper end of lead screw 9 with motor 8's output shaft end department is connected, fly leaf 10 establishes the outside at lead screw 9 through seting up threaded hole cover, movable rod 11 sets up the one end lower surface at fly leaf 10, the inside at detection case 4 is installed to the lower extreme of movable rod 11.

The lower end of the movable rod 11 is provided with a piston 18, and the side wall of the piston 18 is abutted against the inner wall of the detection box 4.

An exhaust pipe 12 is installed at the upper end of the detection box 4, the upper end of the exhaust pipe 12 is communicated with the outside of the main body 1, and a check valve 13 is installed in the middle of the exhaust pipe 12.

The inner wall of the main body 1 is provided with a slide rail 14, and one end of the movable plate 10 is slidably connected with the slide rail 14 through a sliding groove 15.

The inside of breather pipe 6 is fixed to be provided with magnet circle 16, the lower port department of breather pipe 6 is provided with dustproof filter screen 17, dustproof filter screen 17's upper end with magnet circle 16 adsorbs the connection.

It is specific, with the back that the device unit mount finishes, use the utility model discloses the time, through the frequency that 7 control of display screen detected, and set for the limit value of warning, control box 5 control motor 8 work, it rotates to drive lead screw 9 through motor 8, thereby drive fly leaf 10, movable rod 11 and the synchronous motion of piston 18, in the process of piston 18 up-going motion, outside gas passes through the inside that breather pipe 6 got into detection case 4, detect through the test probe of gas sensor 2, and data transmission to control box 5 with detecting, when testing result with surpass the limit value of settlement, control box 5 control warning light, buzzer work, when piston 18 downstream, gas in the detection case 4 passes through breather pipe 6 and discharges, the frequency that control box 5 just reverses through control motor 8 frequency regulation detection.

When the airtightness at the joint between the piston 18 and the detection box 4 is reduced, part of the gas reaches the upper portion of the piston 18 during the downward movement of the piston 18, and is discharged through the exhaust pipe 12 during the upward movement of the subsequent piston 18.

Above-mentioned in-process, when gas passes through breather pipe 6 and gets into the inside of detection case 4, carries out filtration treatment effectively through dustproof filter screen 17, and when piston 18 downstream, gas outgoing carries out quick clearance to dustproof filter screen 17, and the accessible directly takes out dustproof filter screen 17, carries out manual clearance.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted", "disposed", "connected", "fixed", "screwed" and the like are to be understood broadly, and may be, for example, a fixed connection, a detachable connection, or an integral body; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high accuracy hyperstable gas alarm, its characterized in that, includes main part (1) and sets up at inside gas sensor (2) of main part (1), installation cavity (3) have been seted up to the inside of main part (1), main part (1) is provided with in the inside of installation cavity (3) and breathes in exhaust mechanism, detection case (4) and control box (5), breathe in exhaust mechanism with detection case (4) are connected, the lower extreme of detection case (4) is provided with breather pipe (6), the lower extreme port of breather pipe (6) with the outside lower surface parallel and level of main part (1), the outside of main part (1) sets up display screen (7), warning light and the bee calling organ that have the touching function, display screen (7), warning light, bee calling organ all through the wire with control box (5) are connected, the test probe of gas sensor (2) sets up in the inside of detection case (4), just gas sensor (2) with control box (5) are connected through the wire.

2. A high accuracy ultra stable gas alarm as claimed in claim 1 wherein: breathe in exhaust mechanism and include motor (8), lead screw (9), fly leaf (10) and movable rod (11), motor (8) with control box (5) are connected through the wire, the upper end of lead screw (9) with the output shaft end department of motor (8) is connected, fly leaf (10) are established in the outside of lead screw (9) through seting up the screw hole cover, movable rod (11) set up the one end lower surface at fly leaf (10), the inside at detection case (4) is installed to the lower extreme of movable rod (11).

3. A high accuracy ultra stable gas alarm as claimed in claim 2 wherein: and a piston (18) is installed at the lower end of the movable rod (11), and the side wall of the piston (18) is abutted against the inner wall of the detection box (4).

4. A high accuracy ultra stable gas alarm according to claim 1 wherein: an exhaust pipe (12) is installed at the upper end of the detection box (4), the upper end of the exhaust pipe (12) is communicated with the outside of the main body (1), and a check valve (13) is installed in the middle of the exhaust pipe (12).

5. A high accuracy ultra stable gas alarm as claimed in claim 2 wherein: the inner wall of the main body (1) is provided with a sliding rail (14), and one end of the movable plate (10) is connected with the sliding rail (14) in a sliding mode through a sliding groove (15).

6. A high accuracy ultra stable gas alarm according to claim 1 wherein: the inside of breather pipe (6) is fixed and is provided with magnet circle (16), the lower port department of breather pipe (6) is provided with dustproof filter screen (17), the upper end of dustproof filter screen (17) with magnet circle (16) adsorb and connect.