CN218626437U

CN218626437U - Safety protection device for liquefied gas cylinder

Info

Publication number: CN218626437U
Application number: CN202223118424.7U
Authority: CN
Inventors: 孙柏君; 丁亚伟; 何水潇; 王伟焱; 黄建魁; 熊攻科; 段炼
Original assignee: Hunan Hande Shite Instrument Co ltd
Current assignee: Hunan Hande Shite Instrument Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-03-14
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a liquefied gas cylinder safety device belongs to liquefied gas monitoring technology field, including protector and exhaust apparatus, the inside fixed plate that is provided with of protecting box, be fixed with the liquefied gas cylinder on the fixed plate, the end of giving vent to anger of connecting pipe intercommunication liquefied gas cylinder, be provided with pressure transmitter on the connecting pipe, the connecting pipe all is provided with electric valve with liquefied gas cylinder end junction of giving vent to anger, exhaust apparatus, it includes axial fan, blast pipe and exhaust box, the exhaust box sets up on the protecting box, the inside axial fan that is provided with of exhaust box, axial fan breathing in end fixedly connected with blast pipe, axial fan's one end is kept away from to the blast pipe extends to the protecting box inside, the inside central control host computer that still is provided with of exhaust box, in the liquefied gas cylinder long-term use has been solved, liquefied gas cylinder reveals, cause safe problem.

Description

Liquefied gas cylinder safety device

Technical Field

The utility model belongs to the technical field of liquefied gas monitoring, specifically a liquefied gas cylinder safety device.

Background

The liquefied gas cylinder is a storage tank used for storing liquefied gas in daily life, a large amount of liquefied gas is contained in the liquefied gas cylinder, the liquefied gas cylinder is made of steel, but the liquefied gas cylinder still has great potential safety hazards in the transportation and production processes, and the liquefied gas can be leaked due to improper operation or equipment aging when the liquefied gas cylinder is frequently used at the present stage; the liquefied gas is exploded after encountering open fire, causing safety accidents.

The problem of safety caused by leakage of liquefied gas in the liquefied gas cylinder in the long-term use process of the liquefied gas cylinder in the prior art exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liquefied gas cylinder safety device to there is liquefied gas cylinder in long-term use among the solution prior art, liquefied gas reveals in the liquefied gas cylinder, causes safe problem.

The utility model provides a liquefied gas cylinder safety device, include:

the protection device comprises a protection box, a fixing plate and a connecting pipe, wherein the fixing plate is arranged in the protection box, a liquefied gas cylinder is fixed on the fixing plate, the connecting pipe is communicated with a gas outlet end of the liquefied gas cylinder, a pressure transmitter is arranged on the connecting pipe, and an electric valve is arranged at the connecting position of the connecting pipe and the gas outlet end of the liquefied gas cylinder;

the exhaust device comprises an axial flow fan, an exhaust pipe and an exhaust box, wherein the exhaust box is arranged on the protective box, the axial flow fan is arranged in the exhaust box, the exhaust pipe is fixedly connected with the air suction end of the axial flow fan, one end, far away from the axial flow fan, of the exhaust pipe extends into the protective box, and a central control host is further arranged in the exhaust box.

Further, the inside of guard box still is provided with combustible gas detector.

Further, a laser propane remote measuring cradle head is arranged on the exhaust box.

Further, the outer wall of the exhaust box is also provided with an alarm device.

Further, the central control host is electrically connected with a control screen, and the control screen is arranged on the outer side of the exhaust box.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the protective device fixes bottled liquefied gas inside the protective housing, and when the liquefied gas cylinder appeared revealing, the axial fan on the exhaust apparatus can be discharged to internal gas, and when the phenomenon revealed, the electric valve on the central control host computer control connecting pipe inside the exhaust housing was closed, closed liquefied gas cylinder gas transmission in real time, prevented that the liquefied gas cylinder from revealing in the long-term use, caused safe problem.

Drawings

To facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of an assembled safety device for a liquefied gas cylinder;

fig. 2 is a schematic view of an internal structure provided in an embodiment of the present invention;

fig. 3 is an enlarged view of the structure of region a in fig. 2.

In the figure: 1. a guard; 11. a protective box; 12. a fixing plate; 13. a connecting pipe; 14. a pressure transmitter; 15. an electrically operated valve; 16. a combustible gas detector; 2. an exhaust device; 21. an axial flow fan; 22. an exhaust pipe; 23. an exhaust box; 24. a central control host; 25. a control screen; 26. a laser propane remote measuring cradle head; 27. an alarm device; 3. a liquefied gas cylinder.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail 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, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1-3, in an embodiment of the present invention, a liquefied gas cylinder safety protection device, includes a protection device 1 and an exhaust device 2, the protection device 1 includes a protection box 11, a fixing plate 12 and a connecting pipe 13, the fixing plate 12 is disposed inside the protection box 11, two liquefied gas cylinders 3 are fixed on the fixing plate 12, gas outlet ends of the two liquefied gas cylinders 3 are communicated through the connecting pipe 13, a pressure transmitter 14 is disposed on the connecting pipe 13, the pressure transmitter 14 can detect the pressure in the cylinder in real time and feed back the pressure to a central control host 24, so as to monitor the liquefied gas in the liquefied gas cylinders 3 in real time, electric valves 15 are disposed at the connecting positions of the connecting pipe 13 and the gas delivery ends of the liquefied gas cylinders 3, and the electric valves 15 are used for closing the gas delivery of the liquefied gas cylinders 3 in real time; exhaust apparatus 2, it includes axial fan 21, blast pipe 22 and exhaust box 23, exhaust box 23 sets up on 11 upper portions of protecting box, the inside axial fan 21 that is provided with of exhaust box 23, when liquefied gas reveals in protecting box 11, central control host computer 24 control axial fan 21 exhausts to the inside gas of protecting box 11 through blast pipe 22, blast pipe 22 is provided with row's explosion vent, if inside produces the explosion, produce the gas of high-pressure high temperature, can be faster get rid of the inside high-pressure high temperature gas of cabinet, axial fan 21's suction end fixedly connected with blast pipe 22, the crooked extension of one end that axial fan 21 was kept away from to blast pipe 22 is inside protecting box 11, a liquefied gas of the inside leakage that is used for suction protecting box 11, the inside central control host computer 24 who still is provided with each component of control of exhaust box 23.

Further, as shown in fig. 1, fig. 2 and fig. 3, a combustible gas detector 16 is fixedly connected in the middle inside the protective box 11, and is used for detecting whether leakage of liquefied gas occurs in the liquefied gas cylinder 3 in the protective box 11 in real time, reminding a user whether leakage of liquefied gas occurs, and preventing explosion due to contact of the liquefied gas with a fire source due to excessive leakage of liquefied gas.

Further, as shown in fig. 1, fig. 2 and fig. 3, a laser propane remote measuring cradle head 26 is arranged on the exhaust box 23, the laser propane remote measuring cradle head 26 is arranged outside the exhaust box 23, and can detect the external gas environment of the exhaust box 23 in real time, if liquefied gas leaks outside the device, the laser propane remote measuring cradle head 26 detects that liquefied gas exists in the external gas environment, the liquefied gas is notified to a user at the first time, and a worker starts the axial flow fan 21 to perform exhaust ventilation.

Further, as shown in fig. 1, fig. 2 and fig. 3, an alarm device 27 is further disposed on an outer wall of the exhaust box 23, when the liquefied gas leaks, the gas concentration reaches a preset alarm threshold value, the combustible gas detector 16 in the cabinet detects that the liquefied gas leaks, and the alarm device 27 flashes a photoelectric signal to remind a user that the liquefied gas leaks and needs to be handled, so as to avoid safety accidents.

Further, referring to fig. 1 and 2, the central control host 24 is electrically connected to a control panel 25, the control panel 25 is disposed outside the exhaust box 23, and is configured to display the operation conditions of the electronic components in the protection box 11 and the exhaust box 23, and monitor the operation conditions in real time, and the central control host 24 in the exhaust box 23 controls the operation states of the related components.

The working principle is as follows:

when the liquefied gas bottle 3 is placed in the protective box 11 through the fixing plate 12, and when the combustible gas detector 16 finds that the liquefied gas leaks, the combustible gas detector 16 in the cabinet detects that the gas leakage concentration reaches the alarm set threshold concentration; or laser propane telemetering measurement cloud platform 26 detects the device outside gas has the liquefied gas to leak the back, central control host computer 24 switch board outer audible and visual alarm device 27, the phenomenon appears revealing in the warning liquefied gas, remind the staff to handle, simultaneously central control host computer 24 control electric valve 15 on the connecting pipe 13 closes liquefied gas bottle 3 in real time and stops the gas transmission, utilize central control host computer 24 control axial fan 21 to start simultaneously, utilize the blast pipe 22 that extends to in the protective housing 11, carry out exhaust treatment to the liquefied gas of 11 inside leakages of protective housing, then observe the operating condition of each components and parts through control screen 25.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. A liquefied gas cylinder safety device which characterized in that includes:

the protection device (1) comprises a protection box (11), a fixing plate (12) and a connecting pipe (13), wherein the fixing plate (12) is arranged inside the protection box (11), a liquefied gas cylinder (3) is fixed on the fixing plate (12), the connecting pipe (13) is communicated with the gas outlet end of the liquefied gas cylinder (3), a pressure transmitter (14) is arranged on the connecting pipe (13), and an electric valve (15) is arranged at the connecting position of the connecting pipe (13) and the gas outlet end of the liquefied gas cylinder (3);

exhaust apparatus (2), it includes axial fan (21), blast pipe (22) and exhaust box (23), exhaust box (23) set up on guard box (11), the inside of exhaust box (23) is provided with axial fan (21), the intake end fixedly connected with blast pipe (22) of axial fan (21), the one end that axial fan (21) were kept away from in blast pipe (22) extends to inside guard box (11), the inside of exhaust box (23) still is provided with central control host computer (24).

2. Liquefied gas cylinder safety protection device according to claim 1, characterized in that the inside of the protection box (11) is further provided with a combustible gas detector (16).

3. Liquefied gas cylinder safety protection device according to claim 1, characterized in that, a laser propane telemetering pan-tilt head (26) is provided on the exhaust box (23).

4. Liquefied gas cylinder safety protection device according to claim 1, characterized in that the outer wall of the exhaust box (23) is further provided with an alarm device (27).

5. The safety device for liquefied gas cylinder according to claim 1, wherein the central control host (24) is electrically connected with a control panel (25), and the control panel (25) is disposed outside the gas discharge box (23).