CN214260414U

CN214260414U - Safety ventilation cabinet with automatic gas fire extinguishing device

Info

Publication number: CN214260414U
Application number: CN202023131145.5U
Authority: CN
Inventors: 王凤艳; 李飞越; 官晖彬
Original assignee: Shenzhen Langfei Laboratory Construction Co ltd
Current assignee: Shenzhen Langfei Laboratory Construction Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-09-24
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a take automatic gaseous extinguishing device's safe fume chamber, the intelligent cabinet temperature adjusting device comprises a cabinet body, cabinet body right-hand member fixed mounting has gaseous fire extinguisher, fixed mounting has first gas-supply pipe on the port of giving vent to anger of gaseous fire extinguisher, cabinet body upper end fixed mounting has second gas-supply pipe, third gas-supply pipe and connecting pipe, cabinet body upper end fixed mounting has the body of airing exhaust, the activity of the body upper end inner wall of airing exhaust is provided with the framework, cabinet body front end fixed mounting has automatic door control panel and VAV control panel, cabinet body front end activity is provided with the automatically-controlled door body. This take automatic gaseous extinguishing device's safe fume chamber through setting up gaseous fire extinguisher, has realized the effect of automatic jet gas fire extinguishing when the internal temperature of cabinet risees, has improved the security of this cabinet body, through setting up automatic door control panel and automatically-controlled door body, does benefit to the quick-closing sealing door when the fire is alert, effectively reduces gaseous excessive, has improved the fire extinguishing effect.

Description

Safety ventilation cabinet with automatic gas fire extinguishing device

Technical Field

The utility model relates to a safe fume chamber technical field specifically is a take automatic gaseous extinguishing device's safe fume chamber.

Background

The reaction kettle is one of common equipment in laboratories, and is also equipment which has high risk and is easy to leak and fire explosion accidents, in recent years, leakage, fire and explosion accidents of the reaction kettle frequently occur, because toxic and harmful dangerous chemicals are often filled in the kettle, the accident result is more serious than the common explosion accidents, if the chemical with lower self-ignition point and flash point is leaked, an explosive mixture can be formed with air, if the chemical with lower self-ignition point and flash point is leaked, an ignition source (open fire, spark, static electricity and the like) is encountered, fire explosion can be caused, if the chemical with lower self-ignition point and flash point is leaked, once the chemical with lower self-ignition point and flash point is leaked, poisoning suffocation of people can be caused, and other parts of the reaction kettle are high-pressure high-temperature reaction equipment, and have certain risk per se.

The existing safe ventilation cabinet does not have a gas fire extinguishing device, cannot quickly sound an alarm to remind workers, cannot quickly seal a wind gap, cannot reduce fire extinguishing gas overflow, and therefore the safe ventilation cabinet with the automatic gas fire extinguishing device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take automatic gaseous extinguishing device's safe fume chamber to solve the current safe fume chamber that proposes in the above-mentioned background art and do not possess gaseous extinguishing device, can't make a sound the alarm fast and remind the staff, can't seal the wind gap fast, can't reduce the gaseous excessive problem of putting out a fire.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a take automatic gaseous extinguishing device's safe fume chamber, includes the cabinet body, cabinet body right-hand member fixed mounting has gaseous fire extinguisher, fixed mounting has first gas-supply pipe on the port of giving vent to anger of gaseous fire extinguisher, cabinet body upper end fixed mounting has second gas-supply pipe, third gas-supply pipe and connecting pipe, cabinet body upper end fixed mounting has the body of airing exhaust, the activity of the body upper end inner wall of airing exhaust is provided with the framework, cabinet body front end fixed mounting has automatic door control panel and VAV control panel, cabinet body front end activity is provided with the automatically-controlled door body, cabinet body upper end is fixed to be provided with takes the cover lighting fixture, cabinet body left end inner wall fixed mounting has temperature controller and VAV variable air volume monitored control system.

Preferably, second gas-supply pipe and third gas-supply pipe link up each other through the connecting pipe, the ventilation groove has been seted up in both ends running through around the automatically-controlled door body, ventilation groove inner wall fixed mounting has first shutter, cabinet body front end and front end inner wall run through formula fixed mounting have the second shutter.

Preferably, the front end of the cabinet body is fixedly provided with a fire alarm lamp, the upper end of the cabinet body is fixedly provided with a supporting body, the left end of the supporting body is fixedly provided with an electric cylinder, the lower end of a telescopic rod of the electric cylinder is fixedly provided with a sealing plate, the outer wall of the sealing plate and the inner wall of the exhaust body are positioned on the same plane, and the right end of the supporting body is fixedly provided with a loudspeaker.

Preferably, the inner wall of the frame body is fixedly provided with a dust screen, the inner wall of the lower end of the lamp holder with the cover is fixedly provided with a toughened glass plate, and the lower end of the first gas pipe penetrates through the inner wall of the second gas pipe and extends to the second gas pipe.

Preferably, the equal fixed mounting of lower extreme of second gas-supply pipe and third gas-supply pipe has evenly distributed's injector head, the injector head lower extreme runs through cabinet body upper end and extends to cabinet body upper end inner wall.

Preferably, the inner wall of the front end of the cabinet body is fixedly provided with an inner baffle and a sliding door, the rear end of the sliding door is attached to the front end of the inner baffle, the inner wall of the rear end of the cabinet body is fixedly provided with a rear plate, and the front end of the rear plate is fixedly provided with an oblique guide plate, an upper guide plate, a middle guide plate and a lower guide plate.

Preferably, bearing blocks are fixedly mounted on the inner walls of the left end and the right end of the air exhaust body, the upper ends of the bearing blocks are attached to the lower end of the frame body, and a fan is fixedly mounted on the inner wall of the air exhaust body.

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

1. according to the safe ventilation cabinet with the automatic gas fire extinguishing device, the gas fire extinguisher is arranged, so that the effect of automatically spraying gas to extinguish fire when the temperature in the cabinet body rises is realized, the safety of the cabinet body is improved, the automatic door control panel and the automatic door body are arranged, the sealing door can be closed quickly during fire alarm, the gas overflow is effectively reduced, and the fire extinguishing effect is improved;

2. according to the safety ventilation cabinet with the automatic gas fire extinguishing device, the fire alarm lamp and the horn are arranged, so that the effect of rapidly sounding an alarm to remind workers is achieved, the safety of the device is improved, the effect of rapidly sealing the air exhaust body is achieved by arranging the electric cylinder and the sealing plate, the gas overflow is effectively reduced, and the fire extinguishing effect is improved;

3. this take automatic gaseous extinguishing device's safe fume chamber through setting up the shutter, does benefit to ventilating of the cabinet body, through setting up the carrier block, has realized the quick assembly disassembly of framework, through setting up the fan, does benefit to the ventilation work of this cabinet body, through setting up the dust screen, has effectively reduced the entering of external dust, has improved the cleanliness factor of the internal of cabinet.

Drawings

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

FIG. 2 is a schematic view of the sectional structure inside the cabinet body of the present invention;

fig. 3 is the structure diagram of the air exhaust body and the frame body split structure of the present invention.

In the figure: 1. a cabinet body; 2. a gas extinguisher; 3. a first gas delivery pipe; 4. a second gas delivery pipe; 5. a third gas delivery pipe; 6. a connecting pipe; 7. an air exhaust body; 8. a frame body; 9. an automatic door control panel; 10. a VAV control panel; 11. an automatic door body; 12. a lamp bracket with a cover; 13. a ventilation slot; 14. a first louver; 15. a second louver; 16. a fire alarm lamp; 17. a support body; 18. an electric cylinder; 19. a sealing plate; 20. a horn; 21. a dust screen; 22. tempering the glass plate; 23. an injector head; 24. a temperature controller; 25. an inner baffle; 26. a sliding door; 27. VAV variable air volume monitoring system; 28. an oblique deflector; 29. an upper deflector; 30. a middle deflector; 31. a lower deflector; 32. a back plate; 33. a bearing block; 34. a fan.

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. 1-3, the present invention provides a technical solution: the utility model provides a take automatic gaseous extinguishing device's safe fume chamber, the intelligent cabinet temperature adjusting device comprises a cabinet body 1, 1 right-hand member fixed mounting of the cabinet body has gaseous fire extinguisher 2, fixed mounting has first gas-supply pipe 3 on the port of giving vent to anger of gaseous fire extinguisher 2, 1 upper end fixed mounting of the cabinet body has second gas-supply pipe 4, third gas-supply pipe 5 and connecting pipe 6, 1 upper end fixed mounting of the cabinet body has air exhaust body 7, the activity of air exhaust body 7 upper end inner wall is provided with framework 8, 1 front end fixed mounting of the cabinet body has automatic door control panel 9 and VAV control panel 10, 1 front end activity of the cabinet body is provided with automatically-controlled door body 11, 1 upper end fixed mounting of the cabinet body is provided with area cover lighting fixture 12, 1 left end inner wall fixed mounting of the cabinet body has temperature controller 24 and VAV variable air volume monitored control system 27.

Further, second gas-supply pipe 4 and third gas-supply pipe 5 link up each other through connecting pipe 6, and both ends run through around automatically-controlled door body 11 and have seted up ventilation groove 13, and ventilation groove 13 inner wall fixed mounting has first shutter 14, and cabinet body 1 front end and front end inner wall run through formula fixed mounting have second shutter 15, have realized the effect that cabinet body 1 ventilates.

Further, 1 front end fixed mounting of the cabinet body has fire alarm lamp 16, 1 upper end fixed mounting of the cabinet body has

supporter

17, 17 left end fixed mounting of supporter has electronic jar 18, electronic jar 18's telescopic link lower extreme fixed mounting has closing plate 19, the closing plate 19 outer wall is in the coplanar with the internal wall of the body 7 of airing exhaust, supporter 17 right-hand member fixed mounting has loudspeaker 20, closing plate 19 and electronic jar 18 set up to have realized fast will air exhaust body 7 sealed, effectively reduce the gaseous overflow of putting out a fire, fire extinguishing effect has been improved.

Further, 8 inner walls of the frame body fixed mounting have a dust screen 21, the lower end inner wall fixed mounting of the lighting fixture 12 with the cover has a toughened glass plate 22, the lower end of the first gas pipe 3 runs through the inner wall of the second gas pipe 4 extending to the second gas pipe 4, thereby realizing the dustproof effect and improving the cleanliness of the cabinet body 1.

Further, the equal fixed mounting of the lower extreme of second gas-supply pipe 4 and third gas-supply pipe 5 has evenly distributed's injector head 23, and injector head 23 lower extreme runs through 1 upper end of the cabinet body and extends to 1 upper end inner wall of the cabinet body, and setting up of a plurality of injector heads 23 has improved fire-extinguishing effect.

Further, the inner wall of the front end of the cabinet body 1 is fixedly provided with an inner baffle 25 and a sliding door 26, the rear end of the sliding door 26 is attached to the front end of the inner baffle 25, the inner wall of the rear end of the cabinet body 1 is fixedly provided with a rear plate 32, and the front end of the rear plate 32 is fixedly provided with an inclined guide plate 28, an upper guide plate 29, a middle guide plate 30 and a lower guide plate 31, so that the gas guide and the use are facilitated.

Furthermore, bearing blocks 33 are fixedly mounted on the inner walls of the left end and the right end of the air exhaust body 7, the upper ends of the bearing blocks 33 are attached to the lower end of the frame body 8, and a fan 34 is fixedly mounted on the inner wall of the air exhaust body 7, so that the quick assembly and disassembly of the frame body 8 are facilitated, and the maintenance is convenient.

The working principle is as follows: firstly, the air is discharged by utilizing the air exhaust body 7 and the fan 34, when the temperature in the cabinet reaches sixty-eight degrees centigrade, the temperature controller 24 controls the fire alarm lamp 16 to alarm, simultaneously controls the loudspeaker 20 to alarm and amplify the sound, simultaneously starts the gas fire extinguisher 2 to extinguish the heptafluoropropane gas, and sprays the heptafluoropropane gas from the spray head 23 through the three gas pipes and the connecting pipe 6 for six to ten seconds, when other matters happen inside the cabinet body 1 and the gas fire needs to be started to extinguish, the gas fire extinguisher 2 is manually opened to extinguish the fire, the automatic door control panel 9 closes the automatic door body 11 when the fire is started to prevent the fire extinguishing gas from overflowing, simultaneously the electric cylinder 18 is started to put down the sealing plate 19, the air exhaust body 7 is covered, and the fan 34 is automatically stopped when the fire is started, so that the sealing performance of the cabinet body 1 can be improved.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a take automatic gaseous extinguishing device's safe fume chamber, includes the cabinet body, its characterized in that: the utility model discloses a cabinet, including cabinet body, door body, cover, cabinet body, cover, cabinet body, left end, inner wall, cabinet body, door body, cover, door body, door body, cover, door, cabinet body, door, cover, door, cabinet, door, and air, and monitoring system, and the like are fixedly installed on the like.

2. A safety fume hood with automatic gas fire extinguisher according to claim 1 wherein: the second gas-supply pipe and the third gas-supply pipe link up each other through the connecting pipe, both ends run through around the automatically-controlled door body and have seted up the ventilation groove, ventilation groove inner wall fixed mounting has first shutter, cabinet body front end and front end inner wall run through formula fixed mounting have the second shutter.

3. A safety fume hood with automatic gas fire extinguisher according to claim 1 wherein: the utility model discloses a cabinet, including cabinet body, sealed door, and the like.

4. A safety fume hood with automatic gas fire extinguisher according to claim 1 wherein: the dust screen is fixedly mounted on the inner wall of the frame body, the toughened glass plate is fixedly mounted on the inner wall of the lower end of the lamp holder with the cover, and the lower end of the first gas pipe penetrates through the inner wall of the second gas pipe and extends to the second gas pipe.

5. A safety fume hood with automatic gas fire extinguisher according to claim 1 wherein: the equal fixed mounting of lower extreme of second gas-supply pipe and third gas-supply pipe has evenly distributed's injector head, the injector head lower extreme runs through cabinet body upper end and extends to cabinet body upper end inner wall.

6. A safety fume hood with automatic gas fire extinguisher according to claim 1 wherein: the improved cabinet is characterized in that an inner baffle and a sliding door are fixedly mounted on the inner wall of the front end of the cabinet body, the rear end of the sliding door is attached to the front end of the inner baffle, a rear plate is fixedly mounted on the inner wall of the rear end of the cabinet body, and an oblique guide plate, an upper guide plate, a middle guide plate and a lower guide plate are fixedly mounted on the front end of the rear plate.

7. A safety fume hood with automatic gas fire extinguisher according to claim 1 wherein: bearing blocks are fixedly mounted on the inner walls of the left end and the right end of the air exhaust body, the upper ends of the bearing blocks are attached to the lower end of the frame body, and a fan is fixedly mounted on the inner wall of the air exhaust body.