CN212644234U - Automatic fire protection device of gas conveying cabinet - Google Patents
Automatic fire protection device of gas conveying cabinet Download PDFInfo
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- CN212644234U CN212644234U CN202021514548.5U CN202021514548U CN212644234U CN 212644234 U CN212644234 U CN 212644234U CN 202021514548 U CN202021514548 U CN 202021514548U CN 212644234 U CN212644234 U CN 212644234U
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Abstract
The application relates to an automatic fire-proof device of a gas conveying cabinet, relating to the field of gas supply equipment; the cabinet comprises a control mechanism, wherein a cabinet body used for being matched with the control mechanism is fixedly connected below the control mechanism; a gas detection module for detecting gas components in the cabinet body is arranged in the cabinet body, a first alarm module is arranged on the outer side wall of the cabinet body, and the gas detection module and the first alarm module are electrically connected to the control mechanism; this application has the automatic detection and easily fires the object seepage, reduces the effect because of easily firing the conflagration that the object leaks and cause.
Description
Technical Field
The application relates to the field of gas supply equipment, in particular to an automatic fire protection device of a gas conveying cabinet.
Background
The gas conveying cabinet is used for supplying special gases, such as inflammable, explosive and extremely toxic gases.
The prior Chinese patent with the publication number of CN209801148U discloses a novel full-automatic special gas cabinet, which comprises a cabinet body, wherein a control box is obliquely arranged at the top of the cabinet body, the bottom of the control box is rotatably connected with a box cover through a hinge, a display screen is arranged on the front side surface of the control box, an air outlet is arranged on one side of the control box, and the bottom of the air outlet is fixedly connected with the top of the cabinet body; the front side of the cabinet body is rotationally connected with an outer frame through a hinge, one side of the cabinet body is rotationally connected with a cabinet door through a hinge, the surface of the cabinet door is provided with a small door plate, the small door plate is provided with an observation window, one side of the observation window is provided with a safety lock, and the bottom of the cabinet body is fixedly connected with a steel bottle conveying table; when the special gas pumping device is used, the steel cylinder stored with special gas is placed into the cabinet body through the steel cylinder conveying table, and the operation of extracting the gas in the steel cylinder is controlled through the operation control box.
With respect to the related art among the above, the inventors consider that there is a safety defect that a combustible gas leaks to cause a fire when the combustible gas is delivered.
SUMMERY OF THE UTILITY MODEL
In order to improve the safety problem that causes the conflagration because of inflammable gas leaks that exists among the prior art, the application provides an automatic firebreak device of gas transmission cabinet.
The application provides an automatic firebreak device of gaseous transport cabinet adopts following technical scheme:
an automatic fire protection device of a gas conveying cabinet comprises a control mechanism, wherein a cabinet body used for being matched with the control mechanism is fixedly connected below the control mechanism; the internal portion of cabinet is provided with the gaseous detection module who is used for detecting internal portion gaseous composition of cabinet, cabinet external side wall is provided with first alarm module, gaseous detection module and first alarm module all electricity are connected in control mechanism.
Through adopting above-mentioned technical scheme, detect the internal portion gaseous composition of cabinet through gaseous detection module to detect data transfer to control mechanism, when the combustible gas who contains the transport in the gaseous composition that detects, control mechanism starts first alarm module, leaks with warning operating personnel combustible gas, thereby reduces the risk that the conflagration appears because of gas leakage.
Preferably, the internal portion of cabinet is provided with the combustible gas cylinder that is used for splendid attire combustible gas, the internal circulation pipeline that is used for carrying combustible gas that is provided with of cabinet, combustible gas cylinder upper end is provided with the first solenoid valve that is used for controlling combustible gas in the combustible gas cylinder exhaust, first solenoid valve electricity is connected in control mechanism.
By adopting the technical scheme, when the flowing pipeline for conveying the inflammable gas is damaged to cause the inflammable gas to leak, the gas detection module conveys detection data to the control mechanism, and the control mechanism closes the electromagnetic valve to stop conveying the inflammable gas; thereby reducing the leakage amount of the inflammable gas in the cabinet body and reducing the concentration of the inflammable gas in the cabinet body.
Preferably, the top of the cabinet body is provided with a negative pressure fan for discharging leaked gas, one end of the negative pressure fan, which is far away from the direction of the cabinet body, is connected with a collecting box for collecting leaked inflammable gas, the negative pressure fan is electrically connected to the control mechanism, the side wall of the cabinet body is provided with a vent, an installation door is arranged at the position, close to the vent, of the cabinet body, a driving piece for opening and closing the installation door is arranged inside the cabinet body, and the driving piece is electrically connected to the control mechanism.
Through adopting above-mentioned technical scheme, when gaseous detection module detected inflammable gas and leaked, control mechanism started negative-pressure air fan and driving piece simultaneously, opened the vent through the driving piece, discharged and concentrated the collecting to the collecting box in inflammable gas who will leak through negative-pressure air fan, reduced inflammable gas's pollution to the air.
Preferably, the top of the cabinet body is provided with an infrared temperature measurement module for detecting the temperature inside the cabinet body, the infrared temperature measurement module is electrically connected to the control mechanism, the inside of the cabinet body is provided with a cooling fan, and the control mechanism is electrically connected to the cooling fan to control the opening and closing of the cooling fan.
Through adopting above-mentioned technical scheme, set for the upper limit temperature value that is close combustible gas spontaneous combustion temperature in control mechanism, infrared temperature measurement module can detect the temperature of the internal portion of cabinet to detect data transmission and give control mechanism, when the temperature detection value is higher than the upper limit temperature value, control mechanism is through opening negative-pressure air fan and vent on the basis, open radiator fan in order to accelerate the internal portion gas circulation of cabinet, in order to cool down the internal portion of cabinet, thereby reduce the conflagration risk.
Preferably, a flame-retardant main gas cylinder is arranged outside the cabinet body, and flame-retardant gas is arranged in the flame-retardant main gas cylinder; one end of the flame-retardant main gas bottle is connected with a flame-retardant main pipe, one end of the flame-retardant main pipe, which is far away from the direction of the flame-retardant main gas bottle, is positioned in the cabinet body, a second electromagnetic valve used for discharging flame-retardant gas in the flame-retardant main gas bottle is arranged on the flame-retardant main pipe, and the second electromagnetic valve is electrically connected with the control mechanism.
Through adopting above-mentioned technical scheme, when gaseous detection module detected that the internal portion of cabinet appears inflammable gas and leaked the condition, control mechanism opened the second solenoid valve to discharge the flame retardant gas in the fire-retardant main gas cylinder, play fire-retardant effect, reduce the conflagration risk.
Preferably, a containing frame used for fixing the flame-retardant main gas cylinder is arranged outside the cabinet body, a residue detection module used for detecting the residue of the flame-retardant gas in the flame-retardant main gas cylinder is arranged at the bottom of the containing frame, the residue detection module is electrically connected to a control mechanism, and the control mechanism is electrically connected with a second alarm module.
Through adopting above-mentioned technical scheme, the surplus of the inside fire-retardant gaseous surplus of fire-retardant main gas cylinder of residue detection module and second alarm module's setting can real-time detection, is convenient for in time change the fire-retardant main gas cylinder of vacant, guarantees fire-retardant gaseous flame retardant efficiency.
Preferably, be provided with reserve fire-retardant bottle on the holding frame, reserve fire-retardant bottle upper end intercommunication is provided with fire-retardant branch pipe, the one end that reserve fire-retardant bottle direction was kept away from to fire-retardant branch pipe communicates in fire-retardant person in charge, be provided with the third solenoid valve that is used for discharging the flame retardant gas in the reserve fire-retardant bottle on the lateral wall that fire-retardant branch pipe is close to fire-retardant person in charge direction, the third solenoid valve electricity is connected in control mechanism.
By adopting the technical scheme, when the residual quantity of the flame-retardant gas in the main flame-retardant gas bottle is lower than the threshold value preset in the control mechanism, the control mechanism closes the second electromagnetic valve and starts the third electromagnetic valve so as to ensure the supply of the flame-retardant gas through the standby flame-retardant gas bottle.
Preferably, the control mechanism is electrically connected with a wireless transmission module for transmitting the detection data to the mobile terminal.
Through adopting above-mentioned technical scheme to operating personnel knows the detection data in real time, prevents that operating personnel from for hearing the condition of warning suggestion because of not being in near the cabinet body.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the gas detection module is used for detecting gas components in the cabinet body and transmitting detection data to the control mechanism, and when the detected gas components contain conveyed inflammable gas, the control mechanism starts the first alarm module to remind an operator of inflammable gas leakage, so that the risk of fire caused by gas leakage is reduced;
2. when the gas detection module detects that the flammable gas leakage condition appears in the cabinet body, the control mechanism opens the second electromagnetic valve to discharge the flame-retardant gas in the flame-retardant main gas cylinder, so that the flame-retardant effect is achieved, and the fire risk is reduced.
Drawings
FIG. 1 is a schematic diagram of an automatic fire protection system for a gas delivery cabinet according to an embodiment;
FIG. 2 is a sectional view of the embodiment for embodying the internal structure of the cabinet;
fig. 3 is a sectional view for embodying the internal structure of the housing shelf in the embodiment.
Description of reference numerals: 1. a control mechanism; 2. a cabinet body; 21. a cabinet door; 22. a gas detection module; 23. a first alarm module; 24. a flow line; 25. a flammable gas cylinder; 251. a first solenoid valve; 26. a wireless transmission module; 27. a fixing hole; 271. a negative pressure fan; 2711. an exhaust pipe; 2712. a collection box; 28. a vent; 281. installing a door; 2811. adsorbing iron sheets; 282. a support frame; 2821. a drive member; 29. an infrared temperature measurement module; 291. a heat radiation fan; 3. a housing shelf; 31. a flame retardant main gas cylinder; 311. a flame retardant main tube; 3111. a second solenoid valve; 32. a flame-retardant bottle is reserved; 321. a flame-retardant branch pipe; 3211. a third electromagnetic valve; 33. a margin detection module; 34. and the second alarm module.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses automatic firebreak device of gaseous transport cabinet. Referring to fig. 1 and 2, the controller comprises a control mechanism 1, wherein the control mechanism 1 is a PLC controller manufactured by siemens corporation; a cabinet body 2 used for being matched with the control mechanism 1 is fixedly connected below the control mechanism 1 through bolts, one side of the cabinet body 2 is provided with an opening, and a cabinet door 21 is rotatably connected to the side wall, close to the opening, of the cabinet body 2 through a hinge; two inflammable gas cylinders 25 filled with inflammable gas are arranged on the bottom wall in the cabinet body 2; the inside and lie in combustible gas bottle 25 top of cabinet body 2 and be provided with the circulation pipeline 24 that is used for carrying combustible gas, combustible gas bottle 25 upper end is passed through the trachea and is linked together on circulation pipeline 24, and combustible gas bottle 25 is connected with on being close to the trachea of circulation pipeline 24 department and is used for controlling combustible gas exhaust first solenoid valve 251, and first solenoid valve 251 electricity is connected in control mechanism 1.
Referring to fig. 1 and 2, a gas detection module 22 for detecting gas components inside the cabinet 2 is fixedly mounted on the top wall inside the cabinet 2, the gas detection module 22 is a JH-TCQ gas detector, and the gas detection module 22 is connected to the control mechanism 1 through an RS485 data line to transmit detection data to the control mechanism 1; the outer surface of the cabinet body 2 is fixedly provided with a first alarm module 23 through bolts, the first alarm module 23 is a buzzer, when the detection data detected by the gas detection module 22 contains the conveyed inflammable gas, the control mechanism 1 closes the first electromagnetic valve 251 to stop continuously conveying the inflammable gas, and starts the first alarm module 23 to inform an operator of the inflammable gas leakage and the fire risk.
Referring to fig. 1, the control mechanism 1 is electrically connected to a wireless transmission module 26 for transmitting data measured by the gas detection module 22 to the mobile terminal, and the wireless transmission module 26 is a GPRS wireless communication module, so that an operator can know the detected data in real time.
Referring to fig. 1 and 2, a fixing hole 27 is formed through a side wall of one side of the cabinet body 2, a negative pressure fan 271 is fixedly inserted in the fixing hole 27 through a bolt, an exhaust pipe 2711 is fixedly communicated with a port of one end of the negative pressure fan 271 away from the direction of the cabinet body 2 through a flange, a collecting box 2712 for discharging leaked flammable gas is placed on one side of the cabinet body 2, and one end of the exhaust pipe 2711 away from the direction of the negative pressure fan 271 is inserted in the collecting box 2712; the side of the cabinet body 2 away from the negative pressure fan 271 is provided with a vent 28.
Referring to fig. 1 and 2, an installation door 281 is rotatably connected to an outer side wall of the cabinet 2 near the ventilation opening 28 through a rotation shaft, the installation door 281 is made of a magnet block, and an absorption iron sheet 2811 magnetically attracted and fixed to the installation door 281 is fixedly welded to the outer side wall of the cabinet 2; the cabinet body 2 is close to fixed welding on the inside wall of vent 28 department has support frame 282, is used for opening the driving piece 2821 of installation door 281 through bolt fixedly connected with on the support frame 282, and driving piece 2821 is the cylinder, and driving piece 2821 is when initial condition, and its drive end is laminated with the installation door 281 surface mutually.
Referring to fig. 1 and 2, an infrared temperature measuring module 29 for detecting the internal temperature of the cabinet body 2 is fixedly installed on the top wall of the internal part of the cabinet body 2 through bolts, the infrared temperature measuring module 29 can be an IRTP-300LS infrared temperature sensor, and the infrared temperature measuring module 29 is connected to the control mechanism 1 through an RS485 data line; a heat radiation fan 291 is fixedly installed on the top wall of the interior of the cabinet 2 through bolts, and the control mechanism 1 is electrically connected to the heat radiation fan 291 to control the on/off of the heat radiation fan 291; when the inside inflammable gas seepage that appears of the cabinet body 2, control mechanism 1 starts negative-pressure air fan 271 and driving piece 2821, open installation door 281 through driving piece 2821, through negative-pressure air fan 271 with the inflammable gas extraction of leakage to collecting box 2712 in, infrared detection module detects the inside temperature of the cabinet body 2 this moment, when temperature detect value is higher than the temperature threshold value of predetermineeing in control mechanism 1, control mechanism 1 starts radiator fan 291 in order to accelerate the circulation of the inside air of the cabinet body 2, reduce the inside temperature of the cabinet body 2.
Referring to fig. 2 and 3, the outer side wall of one side of the cabinet body 2 is fixedly welded with the accommodating frame 3, the bottom wall of the accommodating frame 3 is fixedly provided with a margin detection module 33 through bolts, the margin detection module 33 is a weighing sensor, and the margin detection module 33 is electrically connected to the control mechanism 1; the surplus detection module 33 is provided with a main flame-retardant gas bottle 31 and a standby flame-retardant gas bottle 32, and flame-retardant gas is contained in the main flame-retardant gas bottle 31 and the standby flame-retardant gas bottle 32 and can be nitrogen.
Referring to fig. 2 and 3, the upper end of the main flame-retardant gas cylinder 31 is connected with a main flame-retardant pipe 311, the upper end of the standby flame-retardant bottle 32 is connected with a branch flame-retardant pipe 321 communicated with the main flame-retardant pipe 311, the main flame-retardant pipe 311 is connected with a second electromagnetic valve 3111 for discharging the flame-retardant gas in the main flame-retardant gas cylinder 31, and the outer side wall of the branch flame-retardant pipe 321 is connected with a third electromagnetic valve 3211 for discharging the flame-retardant gas in the standby flame-retardant bottle; the second solenoid valve 3111 and the third solenoid valve 3211 are electrically connected to the control mechanism 1.
Referring to fig. 2 and 3, a second alarm module 34 is fixedly mounted on the outer surface of the accommodating frame 3, the second alarm module 34 is a buzzer, and the second alarm module 34 is electrically connected to the control mechanism 1; when the leakage appears in the inflammable gas, control mechanism 1 starts second solenoid valve 3111 in order to carry the flame retardant gas in the fire-retardant main gas cylinder 31 to the cabinet body 2, reduce the emergence of conflagration, meanwhile, surplus detection module 33 monitors the flame retardant gas surplus in fire-retardant main gas cylinder 31 and the reserve flame retardant bottle 32, when the surplus appears in fire-retardant main gas cylinder 31 not enough, control mechanism 1 closes second solenoid valve 3111 and opens third solenoid valve 3211, with the flame retardant gas in the reserve flame retardant bottle 32 of extraction, control mechanism 1 restarts second alarm module 34, remind operating personnel to change fire-retardant main gas cylinder 31.
The implementation principle of the automatic fire protection device of the gas conveying cabinet is as follows: in the working process, the gas detection module 22 detects the gas components in the cabinet body 2 and transmits the detection data to the control mechanism 1, and the control mechanism 1 transmits the detection data to the mobile terminal through the wireless transmission module 26; when inflammable gas leaks, control mechanism 1 starts first alarm module 23 to alarm, starts first electromagnetic valve 251 to stop conveying inflammable gas.
Then, the negative pressure fan 271 and the driving member 2821 are started, the mounting door 281 is opened through the driving member 2821, and the flammable gas leaked out from the cabinet body 2 is conveyed into the collection box 2712 through the negative pressure fan 271; and the second electromagnetic valve 3111 is started by the control mechanism 1 to convey the flame-retardant gas in the flame-retardant main gas cylinder 31 into the cabinet body 2, so as to achieve the flame-retardant effect.
In the process, the allowance detection module 33 detects the allowance of the flame-retardant gas in the flame-retardant main gas cylinder 31, transmits the allowance data to the control mechanism 1, and when the allowance in the flame-retardant main gas cylinder 31 is insufficient, the second alarm module 34 is started to remind an operator of timely replacement; in addition, the infrared temperature measurement module 29 detects the temperature inside the cabinet 2, and transmits the temperature detection data to the control mechanism 1, and when the temperature detection value is higher than the threshold value, the control mechanism 1 opens the cooling fan 291, so as to accelerate the circulation of air inside the cabinet 2, and thus the cooling effect is achieved.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an automatic firebreak device of gas conveying cabinet which characterized in that: the device comprises a control mechanism (1), wherein a cabinet body (2) matched with the control mechanism (1) is fixedly connected below the control mechanism (1); the gas detection device is characterized in that a gas detection module (22) used for detecting gas components in the cabinet body (2) is arranged in the cabinet body (2), a first alarm module (23) is arranged on the outer side wall of the cabinet body (2), and the gas detection module (22) and the first alarm module (23) are electrically connected to the control mechanism (1).
2. An automatic fire protection device for a gas delivery cabinet, according to claim 1, wherein: the high-pressure gas storage cabinet is characterized in that a combustible gas cylinder (25) used for containing combustible gas is arranged inside the cabinet body (2), a circulation pipeline (24) used for conveying the combustible gas is arranged in the cabinet body (2), a first electromagnetic valve (251) used for controlling the discharge of the combustible gas in the combustible gas cylinder (25) is arranged at the upper end of the combustible gas cylinder (25), and the first electromagnetic valve (251) is electrically connected to the control mechanism (1).
3. An automatic fire protection device for a gas delivery cabinet, according to claim 1, wherein: the utility model discloses a cabinet, including the cabinet body (2), the cabinet body (2) top is provided with negative-pressure air fan (271) that are used for discharging leakage gas, negative-pressure air fan (271) keep away from the one end of the cabinet body (2) direction and are connected with collecting box (2712) that are used for collecting leakage combustible gas, negative-pressure air fan (271) electricity is connected in control mechanism (1), vent (28) have been seted up to the cabinet body (2) lateral wall, the cabinet body (2) is close to vent (28) department and is provided with installation door (281), cabinet body (2) inside is provided with driving piece (2821) that are used for opening and close installation door (281), driving piece.
4. An automatic fire protection device for a gas delivery cabinet, according to claim 1, wherein: the intelligent cabinet is characterized in that an infrared temperature measuring module (29) used for detecting the internal temperature of the cabinet body (2) is arranged at the top of the cabinet body (2), the infrared temperature measuring module (29) is electrically connected to a control mechanism (1), a heat radiation fan (291) is arranged inside the cabinet body (2), and the control mechanism (1) is electrically connected to the heat radiation fan (291) to control the opening and closing of the heat radiation fan (291).
5. An automatic fire protection device for a gas delivery cabinet, according to claim 1, wherein: a flame-retardant main gas cylinder (31) is arranged outside the cabinet body (2), and flame-retardant gas is arranged in the flame-retardant main gas cylinder (31); the fire-retardant owner's of being connected with (311) of fire-retardant main gas cylinder (31) one end, the fire-retardant one end of being responsible for (311) and keeping away from fire-retardant main gas cylinder (31) direction is located the cabinet body (2), set up second solenoid valve (3111) that are used for discharging fire-retardant gas in fire-retardant main gas cylinder (31) on fire-retardant main pipe (311), second solenoid valve (3111) electricity is connected in control mechanism (1).
6. An automatic fire protection device for a gas delivery cabinet, according to claim 5, wherein: the fire-retardant main gas cylinder is characterized in that a containing frame (3) used for fixing a fire-retardant main gas cylinder (31) is arranged outside the cabinet body (2), a surplus detection module (33) used for detecting the surplus of the fire-retardant gas in the fire-retardant main gas cylinder (31) is arranged at the bottom of the containing frame (3), the surplus detection module (33) is electrically connected to the control mechanism (1), and the control mechanism (1) is electrically connected with a second alarm module (34).
7. An automatic fire protection device for a gas delivery cabinet, according to claim 6, wherein: the holding frame (3) is provided with a standby flame-retardant bottle (32), the upper end of the standby flame-retardant bottle (32) is communicated with a flame-retardant branch pipe (321), one end, far away from the standby flame-retardant bottle (32), of the flame-retardant branch pipe (321) is communicated with a flame-retardant main pipe (311), a third electromagnetic valve (3211) used for discharging flame-retardant gas in the standby flame-retardant bottle (32) is arranged on the outer side wall, close to the flame-retardant main pipe (311), of the flame-retardant branch pipe (321), and the third electromagnetic valve (3211) is electrically connected to the control mechanism (1).
8. An automatic fire protection device for a gas delivery cabinet, according to claim 1, wherein: the control mechanism (1) is electrically connected with a wireless transmission module (26) used for transmitting detection data to the mobile terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021514548.5U CN212644234U (en) | 2020-07-27 | 2020-07-27 | Automatic fire protection device of gas conveying cabinet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021514548.5U CN212644234U (en) | 2020-07-27 | 2020-07-27 | Automatic fire protection device of gas conveying cabinet |
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| CN212644234U true CN212644234U (en) | 2021-03-02 |
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| CN202021514548.5U Active CN212644234U (en) | 2020-07-27 | 2020-07-27 | Automatic fire protection device of gas conveying cabinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114636101A (en) * | 2022-03-16 | 2022-06-17 | 江苏正帆半导体设备有限公司 | Gas delivery device |
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2020
- 2020-07-27 CN CN202021514548.5U patent/CN212644234U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114636101A (en) * | 2022-03-16 | 2022-06-17 | 江苏正帆半导体设备有限公司 | Gas delivery device |
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