CN111503528B

CN111503528B - Gas safety protection device

Info

Publication number: CN111503528B
Application number: CN202010344902.2A
Authority: CN
Inventors: 简再东
Original assignee: Shenzhen Xinwen Technology Co ltd
Current assignee: Shenzhen Xinwen Technology Co.,Ltd.
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2022-02-18
Anticipated expiration: 2040-04-27
Also published as: CN111503528A

Abstract

The invention discloses a gas safety protection device, which comprises a shell arranged on a gas pipe, wherein two L-shaped main cavities are symmetrically arranged on the shell, the two main cavities are connected through a communicating cavity, a vertically arranged sealing cavity is communicated at the center of the communicating cavity, a one-way valve is arranged between the sealing cavity and the communicating cavity, an alarm is arranged on the shell, a concave cavity with a downward opening is arranged in the alarm, current-conducting plates are symmetrically arranged in the concave cavity, a vertically arranged limiting rod is fixedly connected at the center of the concave cavity, and a movable column is slidably connected on the limiting rod. According to the invention, through the interaction of the main cavity, the alarm, the one-way valve, the sealing plug, the movable column, the conducting ring, the conducting plate, the limiting rod and other structures, the alarm can be given out, the household can be effectively reminded, a precautionary measure is actively taken for gas leakage, the household accident is avoided, and the safety is ensured.

Description

Gas safety protection device

Technical Field

The invention relates to the technical field of safety protection, in particular to a gas safety protection device.

Background

Along with the pulling of a large number of residential areas, the generation of things around the residence, such as gas, is promoted, and as one of essential practical products of the residence, more and more gas is generated to meet the requirements of people.

However, as the gas equipment goes on, the gas leakage phenomenon easily occurs due to the tiger of the parts, and people cannot know the gas leakage phenomenon in time, so that the situations of gas poisoning and fire disaster easily occur in families, and the personal safety is threatened.

Disclosure of Invention

The invention aims to solve the following defects in the prior art that gas leakage is easy to occur due to the fact that a part of a gas device is tiged over time, and people cannot know the gas leakage in time, so that the situations of gas poisoning and fire disaster easily occur in families, and personal safety is threatened.

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

the utility model provides a coal gas safety device, is including installing the casing on the gas pipe, two main cavities that are the setting of L type are seted up to the symmetry on the casing, two connect through the intercommunication chamber between the main cavity, the center department intercommunication in intercommunication chamber has the sealed chamber of perpendicular setting, install the check valve between sealed chamber and the intercommunication chamber, install the siren on the casing, be equipped with the decurrent die cavity of opening in the siren, the current conducting plate is installed to the symmetry in the die cavity, the perpendicular gag lever post that sets up of fixedly connected with in center department of die cavity, sliding connection has the activity post on the gag lever post, the bottom fixedly connected with sealing plug of activity post, the one end fixedly connected with conducting ring that deviates from the sealing plug of activity post, fixedly connected with conducting spring between the upper end of activity post still and the lateral wall in die cavity.

Preferably, each conductive plate is composed of a conductive column and an insulating sleeve, and the conductive column is located above the insulating sleeve.

Preferably, one side of sealed chamber still communicates there is the branch pipe, install the lamella piece between branch pipe and the sealed chamber, the branch pipe is the telescopic bellows, the cover of ventilating is installed to the other end of branch pipe, the left side port of ventilating cover is greater than the right side, the other end of branch pipe still is equipped with the pivot, fixedly connected with rotating vane in the pivot, the upper and lower both ends fixedly connected with drive leaf of pivot, every one side that the drive leaf deviates from the rotating vane is equipped with the bearing, the one end in the pivot is installed to the bearing.

Preferably, the valve piece comprises a plurality of pieces, each piece comprises one or more of a rectangle, a sector and a triangle, and the number of each piece is at least two.

Compared with the prior art, the invention has the beneficial effects that:

1. through the interaction of structures such as main cavity, siren, check valve, sealing plug, activity post, conducting ring, current conducting plate, gag lever post to can make and send the chimes of doom, can effectually remind family's people, positive make precaution measures are revealed to coal gas, avoid the family to take place the accident, thereby guarantee safety.

2. The interaction of the structures such as the ventilation sleeve, the rotating blade, the driving blade, the bearing and the like can quickly discharge the air in the room outwards, thereby achieving the effect of quick ventilation and avoiding the gas poisoning sign caused by overlarge gas density in the room.

Drawings

FIG. 1 is a schematic front structural view of a gas safety protection device provided by the present invention;

FIG. 2 is a front view of the movable column in a moving state;

FIG. 3 is an enlarged view of A in FIG. 1;

fig. 4 is a front view of the rotary vane.

In the figure: the device comprises a shell 1, a main cavity 2, branch pipes 3, an alarm 4, a diaphragm 5, a one-way valve 6, a sealing plug 7, a movable column 8, a conductive ring 9, a conductive plate 10, a limiting rod 11, a conductive spring 12, a sealed cavity 13, a ventilation sleeve 14, a rotating blade 15, a driving blade 16 and a bearing 17.

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.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-2, a gas safety protection device comprises a housing 1 mounted on a gas pipe, two L-shaped main cavities 2 are symmetrically arranged on the housing 1, the two main cavities 2 are connected with each other through a communicating cavity, a vertically arranged sealing cavity 13 is communicated with the center of the communicating cavity, a one-way valve 6 is mounted between the sealing cavity 13 and the communicating cavity, an alarm 4 is mounted on the housing 1, a concave cavity with a downward opening is arranged in the alarm 4, conductive plates 10 are symmetrically mounted in the concave cavity, each conductive plate 10 is composed of a conductive post and an insulating sleeve, the conductive post is positioned above the insulating sleeve, a vertically arranged limiting rod 11 is fixedly connected with the center of the concave cavity, a movable post 8 is slidably connected on the limiting rod 11, a sealing plug 7 is fixedly connected with the bottom end of the movable post 8, a conductive ring 9 is fixedly connected with one end of the movable post 8, which is far away from the sealing plug 7, and a conductive spring 12 is fixedly connected between the upper end of the movable post 8 and the side wall of the concave cavity, when producing gas leakage, gas flows in from main cavity 2 and gets into sealed chamber 13 through check valve 6 in, check valve 6 admits to advance not to go out, in the continuous sealed chamber 13 that gets into of coal gas with revealing, the continuous increase of pressure, when the pressure that produces is greater than the whole resultant force downwards of activity post 8, drive activity post 8 rebound, along with gaseous slowly increasing, the slow rebound of activity post 8, final conducting ring 9 can get into between two conducting plates 10, make casing 1 electric current switch-on, thereby send the chimes of doom, can effectually remind the family man, positive precautionary measure is revealed to coal gas, avoid the family to take place the accident, thereby guarantee safety.

Referring to fig. 3-4, one side of the sealed cavity 13 is further communicated with a branch pipe 3, a valve membrane 5 is installed between the branch pipe 3 and the sealed cavity 13, the valve membrane 5 includes a plurality of membrane bodies, each membrane body includes one or more of a rectangle, a sector and a triangle, the number of each membrane body is at least two, the branch pipe 3 is a telescopic bellows, an air-vent sleeve 14 is installed at the other end of the branch pipe 3, the left port of the air-vent sleeve 14 is larger than the right port of the air-vent sleeve 14, so as to accelerate the flow of air and increase the impact force, the other end of the branch pipe 3 is further provided with a rotating shaft, a rotating vane 15 is fixedly connected to the rotating shaft, driving vanes 16 are fixedly connected to the upper and lower ends of the rotating shaft, a bearing 17 is installed at one side of each driving vane 16 departing from the rotating vane 15, the bearing 17 is installed at one end of the rotating shaft, when the circuit is switched on, each spiral coil on the conductive spring 12 generates a magnetic field, the same magnetic field on the adjacent spiral coils generates a repulsive force, therefore, the conductive spring 12 extends to eject the movable column 8 downwards, the instantaneous movable column 8 is separated from the conductive plate 10 and moves downwards to compress the gas in the sealed cavity 13, the gas is ejected instantaneously when breaking the resistance of the valve diaphragm 5 and then comes out of the ventilation sleeve 14, the generated impact force enables the driving blade 16 to rotate and drives the rotating shaft to rotate, so that the rotating blade 15 rotates, the space in the rotating process becomes a low-pressure area during rotation, and the air flow is guided when the rotating blade 15 rotates, so that the air in a room can be rapidly discharged outwards, the rapid ventilation effect is achieved, and the phenomenon that the gas in the room is poisoned due to overlarge gas density is avoided.

When the movable column 8 is separated from the conductive plate 10 and the gas is discharged, the movable column 8 is automatically reset to wait for the next increase of the gas pressure, thereby forming a reuse.

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 the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A coal gas safety protection device comprises a shell (1) installed on a gas pipe, and is characterized in that two main cavities (2) arranged in an L shape are symmetrically arranged on the shell (1), the two main cavities (2) are connected through a communicating cavity, the center of the communicating cavity is communicated with a vertically arranged sealing cavity (13), a one-way valve (6) is installed between the sealing cavity (13) and the communicating cavity, an alarm (4) is installed on the shell (1), a concave cavity with a downward opening is arranged in the alarm (4), the sealing cavity is arranged at the lower end of the concave cavity, the wall of the sealing cavity is in sealing connection with the wall of the concave cavity, conductive plates (10) are symmetrically installed in the concave cavity, a vertically arranged limiting rod (11) is fixedly connected at the center of the concave cavity, and a movable column (8) is slidably connected on the limiting rod (11), the bottom end of the movable column (8) is fixedly connected with a sealing plug (7), one end of the movable column (8) departing from the sealing plug (7) is fixedly connected with a conducting ring (9), and a conducting spring (12) is fixedly connected between the upper end of the movable column (8) and the side wall of the concave cavity;

each conductive plate (10) consists of a conductive column and an insulating sleeve, and the conductive column is positioned above the insulating sleeve;

one side of the sealed cavity (13) is further communicated with a branch pipe (3), a valve diaphragm sheet (5) is installed between the branch pipe (3) and the sealed cavity (13), the branch pipe (3) is a telescopic corrugated pipe, an air-through sleeve (14) is installed at the other end of the branch pipe (3), a port of one side, close to the valve diaphragm sheet, of the air-through sleeve (14) is larger than a port of one side, far away from the valve diaphragm sheet, of the other end of the branch pipe (3), a rotating shaft is further arranged at the other end of the branch pipe (3), rotating blades (15) are fixedly connected to the rotating shaft, driving blades (16) are fixedly connected to the upper end and the lower end of the rotating shaft, a bearing (17) is arranged on one side, away from the rotating blades (15), of each driving blade (16), and the bearing (17) is installed at one end of the rotating shaft;

the valve membrane (5) comprises a plurality of sheet bodies, each sheet body comprises one or more of a rectangle, a sector and a triangle, and the number of the sheet bodies is at least two; when the circuit is conducted, each spiral coil on the conductive spring (12) generates a magnetic field, the same magnetic field on the adjacent spiral coils generates a repulsive force, thereby extending the conductive spring (12), ejecting the movable column (8) downwards, separating the movable column (8) from the conductive plate (10) to move downwards instantly, compressing the gas in the sealed cavity (13), ejecting instantly when the gas breaks the resistance of the valve diaphragm (5), then the air outlet is arranged out of the air vent sleeve (14), the generated impact force causes the driving blade (16) to rotate and drives the rotating shaft to rotate, thereby causing the rotating blade (15) to rotate, the space in the rotating process becomes a low-pressure area when rotating, and the air flow is guided when the rotating blades (15) rotate, so that the air in the room can be rapidly discharged outwards, thereby achieving the effect of rapid ventilation and air exchange and avoiding the gas poisoning sign caused by overlarge gas density in the room.