CN217930748U

CN217930748U - Acetylene leak detection device

Info

Publication number: CN217930748U
Application number: CN202221075613.8U
Authority: CN
Inventors: 何家明
Original assignee: Xiangyang Mingman Gas Co ltd
Current assignee: Xiangyang Mingman Gas Co ltd
Priority date: 2022-05-05
Filing date: 2022-05-05
Publication date: 2022-11-29
Anticipated expiration: 2032-05-05

Abstract

The utility model discloses an acetylene leakage detecting device, which comprises a tank body, a sealing component, an air duct, a sealing door, a shell, a singlechip, a detection component, a warning component and a clamping component; the gas guide pipe for discharging gas is arranged in the tank body, and the sealing assembly is rotatably connected in the tank body and used for separating or communicating the gas and the gas guide pipe; the sealing door is hinged on the tank body and is positioned on the same axis with the air guide port of the air guide pipe; a convex block is formed on the sealing door, a clamping groove matched with the convex block is formed on the tank body, and the clamping assembly used for clamping the convex block is arranged in the clamping groove; the casing is installed on the sealing door, and the single chip microcomputer is arranged in the casing. The acetylene cylinder solves the technical problem that the safety of the acetylene cylinder is influenced because the acetylene cylinder in the prior art has a single function and is not provided with a corresponding leakage detection mechanism.

Description

Acetylene leak detection device

Technical Field

The utility model relates to an acetylene storage facilities technical field, concretely relates to is an acetylene leak hunting device.

Background

Acetylene is a common chemical raw material, is mostly used for welding metal and participating in chemical organic synthesis as a raw material, is in a closed reactor when participating in reaction due to the inflammability and low ignition point of acetylene, can not only harm the physical health of workers once leakage occurs, but also is more likely to cause explosion accidents, and brings great threat to safety production. The main part of the acetylene cylinder is a cylindrical welded cylinder body formed by rolling high-quality carbon steel or low-alloy steel;

the utility model CN216010414U in China provides an acetylene cylinder, and the device has mainly solved the stability of current acetylene cylinder in the transportation relatively poor to lead to in its transportation, the condition of easy bump, but the device does not set up corresponding mechanism that detects the leakage, leads to in follow-up use, has great potential safety hazard.

Therefore, an acetylene leakage detecting device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned technique not enough, provide an acetylene leak hunting device, the acetylene cylinder function of solving among the prior art is comparatively single, does not set up corresponding mechanism that detects the leakage, leads to having influenced the technical problem of acetylene cylinder security.

In order to achieve the technical purpose, the utility model adopts the following technical proposal:

an acetylene leakage detecting device comprises a tank body, a sealing assembly, an air guide pipe, a sealing door, a shell, a single chip microcomputer, a detection assembly, a warning assembly and a clamping assembly;

the gas guide pipe for discharging gas is arranged in the tank body, and the sealing assembly is rotatably connected in the tank body and used for separating or communicating the gas and the gas guide pipe; the sealing door is hinged on the tank body and is positioned on the same axis with the air guide port of the air guide tube; a convex block is formed on the sealing door, a clamping groove matched with the convex block is formed on the tank body, and the clamping assembly used for clamping the convex block is arranged in the clamping groove; the shell is arranged on the sealing door, and the single chip microcomputer is arranged in the shell; the detection assembly is connected to one surface of the sealing door, which is opposite to the shell, and is used for detecting gas leakage in the tank body; the warning assembly is arranged in the shell, and the single chip microcomputer is electrically connected with the detection assembly and the warning assembly respectively; when the detection assembly detects that the gas inside the tank body leaks, the single chip microcomputer controls the warning assembly to start warning.

Preferably, a plurality of air blocking blocks are arranged in the tank body, the plurality of air blocking blocks form an air blocking area, the air guide pipe is communicated with the upper portion of the air blocking area, and the sealing assembly is rotatably connected in the air blocking area.

Preferably, the seal assembly comprises a hand wheel and a ball valve, the ball valve is rotatably connected in the air blocking area, the hand wheel is arranged outside the tank body, and one end of the hand wheel penetrates through the tank body and is connected to the ball valve to control the closing or opening of the ball valve.

Preferably, power supply blocks are respectively fixed in the shell and electrically connected with the single chip microcomputer.

Preferably, the detection assembly comprises an acetylene detector and a pressure sensor, the acetylene detector is mounted on one surface, back to the shell, of the sealing door, the pressure sensor is mounted on the bump, and the acetylene detector and the pressure sensor are electrically connected with the single chip microcomputer.

Preferably, the warning component comprises a loudspeaker, the loudspeaker is installed in the casing and located above the power supply block, and the loudspeaker is electrically connected with the single chip microcomputer.

Preferably, the front surface of the casing is provided with a circular sound-emitting hole.

Preferably, the front surface of the casing is provided with a USB charging port.

Preferably, the clamping assembly comprises a plastic clamping block, an extrusion plate and a thrust spring; the plastic clamping block is circumferentially arranged in the clamping groove and is provided with a clamping area, the thrust spring is connected to the inner wall of the clamping groove, one end of the thrust spring is connected with the extrusion plate, and the end, provided with the pressure sensor, of the lug penetrates through the clamping area and abuts against the extrusion plate.

Preferably, a rubber pad is bonded at the bottom of the tank body.

Compared with the prior art, the beneficial effects of the utility model include:

1. compared with the prior art, the utility model has higher safety, and the acetylene detector can effectively detect whether the tank body has leakage, thereby avoiding the occurrence of serious accidents caused by the leakage of acetylene in the use process; 2. compared with the prior art, the utility model, the change is less, and use cost is lower, when not changing traditional acetylene cylinder appearance, has possessed certain detection and warning effect, and the practicality is stronger.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the back structure of the present invention;

FIG. 3 is a schematic view of the inside of the housing of the present invention;

fig. 4 is an expanded schematic view of the sealing door of the present invention;

fig. 5 is a schematic diagram of the engagement assembly and the pressure sensor according to the present invention.

In the figure: 1. a tank body; 11. a gas block; 12. a card slot; 2. a seal assembly; 21. a hand wheel; 22. a ball valve; 3. an air duct; 4. a sealing door; 41. a bump; 5. a housing; 51. a power supply block; 52. a single chip microcomputer; 53. a USB charging port; 6. a detection component; 61. an acetylene detector; 62. a pressure sensor; 7. a warning component; 71. a speaker; 8. clamping the assembly; 81. a plastic fixture block; 82. a pressing plate; 83. a thrust spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1, an acetylene leakage detecting device includes a tank 1, a sealing assembly 2, an air duct 3, a sealing door 4, a casing 5, a single chip microcomputer 52, a detecting assembly 6, a warning assembly 7 and a clamping assembly 8.

The tank body 1 is internally provided with a gas guide pipe 3 for discharging gas, and the sealing component 2 is rotationally connected in the tank body 1 and is used for separating or communicating the gas and the gas guide pipe 3; the sealing door 4 is hinged on the tank body 1 and is positioned on the same axis with the air guide port of the air guide pipe 3; a convex block 41 is formed on the sealing door 4, a clamping groove 12 matched with the convex block 41 is formed on the tank body 1, and a clamping component 8 for clamping the convex block 41 is arranged in the clamping groove 12; the shell 5 is arranged on the sealing door 4, and the single chip microcomputer 52 is arranged in the shell 5; the detection component 6 is connected to one surface of the sealing door 4, which is opposite to the shell 5, and is used for detecting gas leakage in the tank body 1; the warning component 7 is arranged in the shell 5, and the singlechip 52 is respectively and electrically connected with the detection component 6 and the warning component 7; when the detection component 6 detects the gas leakage in the tank body 1, the singlechip 52 controls the warning component 7 to start warning.

In the device, a sealing component 2 is arranged in a tank body 1, an air guide pipe 3 is arranged above the sealing component 2, the sealing component 2 can isolate gas from being communicated with the air guide pipe 3, a sealing door 4 is hinged on the tank body 1, when acetylene gas needs to be transmitted to the outside from a subsequent tank body 1, the sealing door 4 is turned over, an acetylene transmission pipe is communicated with the air guide pipe 3, the sealing component 2 is rotated, the gas is transmitted into the acetylene transmission pipe from the air guide pipe 3, the transmission effect is achieved, after the transmission is finished, the sealing component 2 is rotated, the gas is not communicated with the air guide pipe 3, the acetylene transmission pipe is disassembled, the sealing door 4 is not closed temporarily, residual acetylene in the tank body 1 and around the air guide pipe 3 is fully dissipated, and then the sealing door 4 is closed; when the bump 41 extends into the clamping groove 12 and is clamped by the clamping component 8, the single chip microcomputer 52 controls the detection component 6 to detect whether the leakage condition exists in the tank body 1, when the detection component 6 detects that gas begins to exist around the gas guide pipe 3 and in the tank body 1, the leakage condition is indicated, and the single chip microcomputer 52 controls the warning component 7 to give out a warning to avoid further gas leakage.

In order to improve the sealing efficiency of the sealing assembly 2, please refer to fig. 2, in a preferred embodiment, a plurality of air blocking blocks 11 are disposed in the tank 1, the plurality of air blocking blocks 11 form an air blocking area, the air guiding pipe 3 is communicated above the air blocking area, and the sealing assembly 2 is rotatably connected in the air blocking area; the sealing assembly 2 comprises a hand wheel 21 and a ball valve 22, the ball valve 22 is rotatably connected in the air blocking area, the hand wheel 21 is arranged outside the tank body 1, and one end of the hand wheel passes through the tank body 1 and is connected to the ball valve 22 to control the closing or opening of the ball valve 22.

The number of the gas blocking blocks 11 is four, the gas blocking blocks 11 are provided with inclined plane structures for facilitating the flow of gas, the four gas blocking blocks 11 form a gas blocking area for the ball valve 22 to rotate, the gas guide pipe 3 is communicated above the gas blocking area, the ball valve 22 is rotatably arranged in the gas blocking area, the ball valve 22 is controlled to rotate by the hand wheel 21, so that the gas and the gas guide pipe 3 are in a communicated or closed state, and when the gas and the gas guide pipe 3 are communicated, acetylene gas flows into the gas guide pipe 3 from the ball valve 22 and is discharged outwards; otherwise, the gas is blocked below the choke area by the ball valve 22.

In order to improve the detection efficiency and the warning efficiency of the detection assembly 6, please refer to fig. 4, in a preferred embodiment, the detection assembly 6 includes an acetylene detector 61 and a pressure sensor 62, the acetylene detector 61 is installed on a surface of the sealing door 4 opposite to the housing 5, the pressure sensor 62 is installed on the projection 41, and both the acetylene detector 61 and the pressure sensor 62 are electrically connected to the single chip 52; the warning component 7 comprises a loudspeaker 71, the loudspeaker 71 is arranged in the machine shell 5 and positioned above the power supply block 51, and the loudspeaker 71 is electrically connected with the singlechip 52; the front surface of the shell 5 is provided with a circular sound-raising hole; the clamping component 8 comprises a plastic clamping block 81, a squeezing plate 82 and a thrust spring 83; the plastic block 81 is circumferentially arranged in the clamping groove 12 and forms a clamping area, the thrust spring 83 is connected to the inner wall of the clamping groove 12, one end of the thrust spring is connected with the extrusion plate 82, and the end of the projection 41 with the pressure sensor 62 penetrates through the clamping area and abuts against the extrusion plate 82.

The model of the acetylene detector 61 is 2M004 sensor, acetylene gas contained in air can be effectively identified, the model of the pressure sensor 62 is PT124G-111T, the model of the single chip microcomputer 52 is AT89S51, when the sealing door 4 is closed, one end, provided with the pressure sensor 62, of the bump 41 extends into the clamping groove 12, the extrusion plate 82 is pushed by the thrust spring 83 to abut against the pressure sensor 62, when the pressure sensor 62 senses pressure, the pressure sensor 62 transmits detection data to the single chip microcomputer 52, the single chip microcomputer 52 controls the operation of the acetylene detector 61, and the acetylene detector is used for detecting whether leakage exists in the tank body 1 in real time.

At least four plastic fixture blocks 81 are arranged in the inner circumference of the clamping groove 12, because the plastic fixture blocks 81 have certain deformation capability, when the protrusion 41 is extruded into the clamping area formed by the four plastic fixture blocks 81, the protrusion is clamped in the clamping area by the plastic fixture blocks 81, and after one end of the protrusion 41 penetrates through the clamping area, the pressure sensor 62 is abutted against the extrusion plate 82, and the extrusion plate 82 senses pressure under the action of the thrust spring 83 and transmits detection data to the single chip microcomputer 52, which indicates that the can body 1 is in a sealed state.

Referring to fig. 1 and 3, in order to improve the power supply effect of the housing 5, in a preferred embodiment, power supply blocks 51 are respectively fixed in the housing 5, and the power supply blocks 51 are electrically connected to the single chip 52; the front of the shell 5 is provided with a USB charging port 53, and the bottom of the tank body 1 is bonded with a rubber pad.

Can supply power to other equipment such as singlechip 52 through power supply block 51, and set up USB and charge mouthful 53, then conveniently supply power to power supply block 51, guarantee the normal operating of this equipment.

For better understanding of the present invention, the working process of the acetylene leakage detecting device of the present invention is described in detail below with reference to fig. 1 to 5: when the gas guide device is used, when gas is required to be guided outwards, the sealing door 4 is opened, the ball valve 22 is driven by the hand wheel 21 to rotate in the tank body 1, so that a gas guide pipe 3 of the ball valve can be communicated with a gas blocking area formed by the gas blocking block 11, and the gas is guided out through the gas guide pipe 3; after the subsequent air guide is finished, the ball valve 22 is rotated through the hand wheel 21, so that the air guide pipe 3 is not in an outward air guide state, and the interior of the tank body 1 is in a sealed state; after the gas is guided, the sealing door 4 is not closed temporarily and stands still for a while, so that the acetylene remained on the inner wall of the tank body 1 is dissipated; after a period of time, the sealing door 4 is closed again, the bump 41 is extended into the clamping groove 12, and the clamping area formed by the plastic clamping block 81 penetrates through the clamping area, the pressure sensor 62 abuts against the extrusion plate 82, when the pressure sensor 62 detects pressure, the detection data is transmitted to the single chip microcomputer 52, the acetylene detector 61 is controlled by the single chip microcomputer 52 and used for detecting whether acetylene gas exists in the space around the air duct 3 in the tank body 1, if acetylene gas is detected, the surface sealing component 2 has a leakage area, the single chip microcomputer 52 controls the loudspeaker 71 to give a loud speaker alarm, and therefore serious leakage is avoided.

The above description is intended to illustrate the embodiments of the present invention, and not to limit the scope of the invention. Any other corresponding changes and modifications according to the technical idea of the present invention should be included in the scope of the claims of the present invention.

Claims

1. An acetylene leak detection device is characterized in that: the device comprises a tank body, a sealing component, an air guide pipe, a sealing door, a shell, a single chip microcomputer, a detection component, a warning component and a clamping component;

the gas guide pipe for discharging gas is arranged in the tank body, and the sealing assembly is rotatably connected in the tank body and used for separating or communicating the gas and the gas guide pipe; the sealing door is hinged on the tank body and is positioned on the same axis with the air guide port of the air guide tube; a convex block is formed on the sealing door, a clamping groove matched with the convex block is formed on the tank body, and the clamping assembly used for clamping the convex block is arranged in the clamping groove; the shell is arranged on the sealing door, and the single chip microcomputer is arranged in the shell; the detection assembly is connected to one surface of the sealing door, which is opposite to the shell, and is used for detecting gas leakage in the tank body; the warning assembly is arranged in the shell, and the single chip microcomputer is electrically connected with the detection assembly and the warning assembly respectively; when the detection assembly detects that the gas in the tank body leaks, the single chip microcomputer controls the warning assembly to start warning.

2. An acetylene leak detection device according to claim 1, wherein: the air blocking device is characterized in that a plurality of air blocking blocks are arranged in the tank body, the plurality of air blocking blocks form an air blocking area, the air guide pipe is communicated with the upper portion of the air blocking area, and the sealing assembly is rotatably connected in the air blocking area.

3. An acetylene leak detection device according to claim 2, characterized in that: the sealing assembly comprises a hand wheel and a ball valve, the ball valve is connected in the air blocking area in a rotating mode, the hand wheel is arranged outside the tank body, one end of the hand wheel penetrates through the tank body and is connected to the ball valve, and the hand wheel is used for controlling the ball valve to be closed or opened.

4. An acetylene leak detection device according to claim 1, wherein: and power supply blocks are respectively fixed in the shell and electrically connected with the single chip microcomputer.

5. An acetylene leak detection device according to claim 1, wherein: the detection assembly comprises an acetylene detector and a pressure sensor, the acetylene detector is mounted on one surface, back to the shell, of the sealing door, the pressure sensor is mounted on the protruding block, and the acetylene detector and the pressure sensor are electrically connected with the single chip microcomputer.

6. An acetylene leak detection device according to claim 4, wherein: the warning component comprises a loudspeaker, the loudspeaker is installed in the casing and located above the power supply block, and the loudspeaker is electrically connected with the single chip microcomputer.

7. An acetylene leak detection device according to claim 6, wherein: the front of the shell is provided with a round sound raising hole.

8. An acetylene leak detection device according to claim 4, characterized in that: the front of the shell is provided with a USB charging port.

9. An acetylene leak detection device according to claim 5, characterized in that: the clamping assembly comprises a plastic clamping block, an extrusion plate and a thrust spring; the plastic clamping block is circumferentially arranged in the clamping groove and is provided with a clamping area, the thrust spring is connected to the inner wall of the clamping groove, one end of the thrust spring is connected with the extrusion plate, and the end, provided with the pressure sensor, of the lug penetrates through the clamping area and abuts against the extrusion plate.

10. An acetylene leak detection device according to claim 1, characterized in that: the bottom of the tank body is bonded with a rubber pad.