CN209848182U - Fire arrester and fire-retardant safety cabinet back-fire relief structure - Google Patents
Fire arrester and fire-retardant safety cabinet back-fire relief structure Download PDFInfo
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- CN209848182U CN209848182U CN201920177690.6U CN201920177690U CN209848182U CN 209848182 U CN209848182 U CN 209848182U CN 201920177690 U CN201920177690 U CN 201920177690U CN 209848182 U CN209848182 U CN 209848182U
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- 239000003063 flame retardant Substances 0.000 title claims description 16
- 230000002265 prevention Effects 0.000 claims abstract description 52
- 238000012423 maintenance Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 description 12
- 239000007788 liquid Substances 0.000 description 8
- 238000003860 storage Methods 0.000 description 7
- 238000004880 explosion Methods 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000003892 spreading Methods 0.000 description 4
- 230000007480 spreading Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000002026 carminative effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000005496 tempering Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model relates to a spark arrester and fire safety cabinet back-fire relief structure, this fire safety cabinet back-fire relief structure include the bottom plate and connect the apron on the bottom plate, be equipped with the insulating layer between bottom plate and the apron, be equipped with fire prevention mouth on the bottom plate, be equipped with fire prevention flap nut on fire prevention mouth, be equipped with fire prevention mouth filter screen in the one side that fire prevention mouth is close to the insulating layer, fire prevention mouth filter screen is connected with the bottom plate, is equipped with the spark arrester on the apron, the spark arrester is equipped with the holding cavity including being cylindrical spark arrester casing in it, be equipped with the back-fire relief core on the holding cavity, outwards buckle to extend in the one end of spark arrester casing has connecting portion, the interval is provided with a plurality of connecting holes on the connecting portion, a terminal surface of back-fire relief. The utility model discloses a, the back-fire relief is stable, simple structure, easy dismouting, maintenance are simple and convenient, have higher fire rating, the back-fire relief is effectual.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a spark arrester field especially relates to a spark arrester and fire safety cabinet back-fire relief structure.
[ background of the invention ]
The fireproof safety cabinet is a storage cabinet which provides safe storage, sub-packaging and classified management for dangerous chemicals, adopts an anti-static design and has a fireproof function. The fireproof safety cabinet mainly has the following functions: 1. the fireproof safety cabinets with different sizes and types can provide safe storage, sub-packaging and classified management for dangerous chemicals; 2. the fireproof and explosion-proof cabinets with different sizes can provide safe storage for combustible and flammable liquid and chemicals, and the chemical storage cabinet can be placed in a workplace to store combustible and flammable products and organic solvents, so that the trouble of going to and from a dangerous product storage room is eliminated.
The fire-proof safety cabinet using chemicals mainly has the following functions: 1. the liquid leakage groove prevents the liquid which flows out accidentally from overflowing when a fire disaster happens; 2. the life safety of people is protected, and property and environment are protected; 3. the cost is reduced, the working efficiency is improved, and the device can be placed in a workplace to store inflammable and explosive articles because of small volume, does not need to frequently return a dangerous article storage room, and is time-saving and labor-saving; 4. the safety cabinets with different colors have different functions, and different chemicals can be stored in different categories, so that the safety cabinets are clear and convenient to manage; 5. in the process of storing chemicals, colored labels are used to identify, organize and separate various flammable or dangerous liquids, which can facilitate fire fighters to identify dangers in the event of a fire.
Fireproof safety cabinet among the prior art, cabinet body adopt bottom plate and apron to constitute usually, leave the space of certain distance between bottom plate and the apron, prevent that the temperature from rising fast, make the interior temperature of cabinet reach the ignition point, because the chemical has the giveaway nature, can make the concentration rise in the cabinet, and easy poisoning during the use, so generally seted up the vent in the side of cabinet body, better keeping ventilates and exhausts. The fire-proof safety cabinet with the structure is found to be far away from the requirement of fire-proof grade in the testing and using processes, when a fire occurs, the temperature of the ventilation opening is easily and rapidly increased, the ignition speed is accelerated, chemical combustion or explosion is caused, and the fire-proof safety cabinet is extremely dangerous and seriously threatens the workplace and personal safety. Therefore, it is very necessary to design a fire arrestor and a fire arresting structure of a fire safety cabinet to solve the above technical problems.
[ Utility model ] content
The utility model provides a fire arrester which is stable in fire resistance, simple in structure, easy to assemble and disassemble and simple and convenient to maintain.
The utility model also provides a fire-retardant safety cabinet fire relief structure that fire-retardant grade is high, the back-fire relief is effectual.
The utility model discloses the technical scheme who adopts does:
the utility model provides a fire arrester, including being cylindrical spark arrester casing, be equipped with the holding cavity in it, be equipped with the back-fire relief core on the holding cavity, outwards buckle and extend at the one end of spark arrester casing and have connecting portion, the interval is provided with a plurality of connecting holes on the connecting portion, a terminal surface of back-fire relief core and the terminal surface parallel and level of connecting portion.
Preferably, the side part of the fire retardant core is provided with an abdicating space which is positioned on the accommodating cavity.
Preferably, the fire barrier core is of a corrugated sheet type.
The utility model discloses another kind of scheme does:
the utility model provides a fire relief cabinet back-fire relief structure, includes the bottom plate and connects the apron on the bottom plate, be equipped with the insulating layer between bottom plate and the apron, be equipped with fire prevention mouth on the bottom plate, be equipped with fire prevention flap nut on fire prevention mouth, be equipped with the fire prevention mouth filter screen in the one side that fire prevention mouth is close to the insulating layer, the fire prevention mouth filter screen is connected with the bottom plate, is equipped with the spark arrester on the apron.
Preferably, the connecting part is fixedly connected with the cover plate, and the cover plate is provided with a positioning hole corresponding to the connecting hole.
Preferably, the fire prevention mouth filter screen is located the space of stepping down, just the fire prevention mouth filter screen does not contact with back-fire relief core.
The beneficial effects of the utility model reside in that:
(1) when the flame arrester is used for a fireproof safety cabinet, compared with the fireproof safety cabinet with a fireproof flame arrester arranged at a fireproof opening in the prior art, the fireproof safety cabinet has a simple structure, and the flame arresting core is arranged on the shell of the flame arrester, so that the fireproof safety cabinet is easy to disassemble, assemble and maintain, and relatively reduces the cost;
(2) one end face of the fire retardant core is flush with the end face of the connecting part, so that when fire catches in the cabinet, flame is effectively prevented from entering the fire retardant device shell or extending to the outside of the fire-proof safety cabinet from a gap between the fire retardant device shell and the fire-proof safety cabinet;
(3) the fire barrier is arranged at the fire-proof opening, so that the requirements of ventilation and exhaust can be met, the fire barrier level is high, the fire barrier effect is good, and the fire barrier can effectively prevent the flame of inflammable gas and liquid from spreading and prevent the explosion caused by tempering.
(4) Fire prevention mouthful filter screen is located the space of stepping down, prevents that the temperature of fire prevention mouthful from transmitting to the insulating layer fast, prolongs catching fire or the explosion time of fire prevention safety cabinet chemicals, and in addition, fire prevention mouthful filter screen and back-fire relief core contactless prevent that the through-hole of fire prevention mouthful filter screen is plugged up to the back-fire relief core, guarantee to ventilate and carminative effectively going on, leave the space between fire prevention mouthful filter screen and the back-fire relief core in addition, play the effect of extension temperature transmission or flame spreading time equally.
[ description of the drawings ]
Fig. 1 is a schematic perspective view of a flame arrester of the present invention;
FIG. 2 is a cross-sectional view of a flame arrestor of the present invention;
fig. 3 is an exploded perspective view of the present invention;
fig. 4 is a sectional view of the present invention.
The reference numbers illustrate: a flame arrestor housing 1; an accommodation cavity 11; a yield space 111; a fire retardant core 2; a connecting part 3; a connecting hole 31; a base plate 4; a fire vent 41; a cover plate 5; positioning holes 51; a heat insulation layer 6; a fireproof flap nut 7; fire prevention mouthful filter screen 8.
[ detailed description ] embodiments
In order to make the technical problems, technical solutions and advantages of the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, a flame arrester is provided, which comprises a columnar flame arrester housing 1, wherein an accommodating cavity 11 is arranged in the flame arrester housing 1, a flame arresting core 2 is arranged on the accommodating cavity 11, a connecting part 3 is bent outwards and extended from one end of the flame arrester housing 1, the flame arrester housing 1 and the connecting part 3 are integrally formed, compared with a flame arrester device in the prior art, the flame arrester is simpler in structure and convenient to process, the processing procedure, time and material cost are relatively reduced, a plurality of connecting holes 31 are arranged on the connecting part 3 at intervals, and the flame arrester is convenient to fixedly install through the connecting holes 31; when the fire arrestor is installed, the connecting part 3 is fixed outside the cover plate 5, the gap between the connecting part 3 and the cover plate 5 is reduced, and the fireproof effect is better. An terminal surface of back-fire relief core 2 and the terminal surface parallel and level of connecting portion 3 prevent effectively that flame from getting into holding cavity 11 and extending to inside or outside.
As shown in fig. 2, an abdicating space 111 is provided at the side of the firestop core 2, and the abdicating space 111 is located on the accommodating cavity 11. One side of accommodation cavity 11 is provided with back-fire relief core 2, and the opposite side is for stepping down space 111, and the purpose is in order to enable spark arrester casing 1 can form the cavity with the fire prevention mouth 41 of fire prevention cabinet, reduces the clearance of fire prevention mouth 41 and insulating layer 6 intercommunication, reduces heat transfer efficiency.
In the embodiment, the fire retardant core 2 is in a corrugated plate type, so that the fire retardant core can effectively prevent the fire of inflammable gas and liquid from spreading and prevent the explosion caused by backfire.
As shown in fig. 3, provide another scheme, a fire-retardant structure of fire safety cabinet, include bottom plate 4 and connect apron 5 on bottom plate 4, be equipped with insulating layer 6 between bottom plate 4 and the apron 5, because flammable and explosive chemicals are placed to the fire safety cabinet the inside, temperature in the insulating layer 6 can prevent the fire safety cabinet rises fast, when taking place the condition of a fire, can prolong the burning rate of fire safety cabinet the inside to strive for more time and put out a fire.
In this embodiment, it is preferred, be equipped with fire prevention mouth 41 on the bottom plate 4, the downthehole side of fire prevention mouth 41 is equipped with the screw thread, is equipped with fire prevention flap nut 7 on fire prevention mouth 41, fire prevention flap nut 7 plays with the screw thread fixed connection of fire prevention mouth 41 and strengthens joint strength, and simultaneously, fire prevention flap nut 7 plays the effect of strengthening bottom plate 4 intensity.
In this embodiment, the fire-proof port 41 is preferably used for ventilation and exhaust to prevent gas or liquid inside from leaking, which results in high concentration inside the cabinet, and people are easily poisoned when opening the fire-proof cabinet.
In this embodiment, it is preferred, be equipped with fire prevention mouthful filter screen 8 in the one side that fire prevention mouth 41 is close to insulating layer 6, inside fire prevention mouthful filter screen 8 prevents that outside impurity from getting into the fire prevention cabinet, fire prevention mouthful filter screen 8 is connected with bottom plate 4 to fixed fire prevention mouthful filter screen 8 is equipped with a flame arrester as above providing on apron 5, and simultaneously, fire prevention mouthful filter screen 8 prevents that outside impurity from blockking up the flame arrester, destroys the back-fire relief function of flame arrester. The embodiment is provided with the flame arrester, can not only satisfy ventilation and exhaust requirement, and the back-fire rating is high moreover, and the back-fire relief is effectual, can effectively stop the flame spread of inflammable gas, liquid and prevent that the tempering and arouse the explosion.
As shown in fig. 3, the connecting portion 3 is fixedly connected to the cover plate 5, the cover plate 5 is provided with a positioning hole 51 corresponding to the connecting hole 31, and the positioning hole 51 is fixedly connected to the connecting hole 31 by a fastener, so that the assembly and disassembly are convenient.
As shown in fig. 4, fire prevention mouthful filter screen 8 is located space 111 of stepping down, just fire prevention mouthful filter screen 8 and back-fire relief core 2 contactless prevents that fire prevention mouthful 41 temperature from transmitting to insulating layer 6 fast, prolongs catching fire or the explosion time of fire prevention safety cabinet chemicals, but also prevents that back-fire relief core 2 from plugging up fire prevention mouthful filter screen 8's through-hole, guarantees ventilation and carminative effective going on, furtherly, leave the space between fire prevention mouthful filter screen 8 and the back-fire relief core 2, plays the effect of extension temperature transmission or flame spreading time equally.
The utility model discloses a, the back-fire relief is stable, simple structure, easy dismouting, maintenance are simple and convenient, have higher fire rating, the back-fire relief is effectual.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. A flame arrestor, comprising: including being cylindrical spark arrester casing (1), be equipped with holding cavity (11) in it, be equipped with back-fire relief core (2) on holding cavity (11), outwards buckle to extend in the one end of spark arrester casing (1) and have connecting portion (3), the interval is provided with a plurality of connecting holes (31) on connecting portion (3), the terminal surface parallel and level of a terminal surface and connecting portion (3) of back-fire relief core (2).
2. A flame arrestor as defined in claim 1, wherein: the side part of the fire retardant core (2) is provided with an abdicating space (111), and the abdicating space (111) is positioned on the accommodating cavity (11).
3. A flame arrestor as defined in claim 1, wherein: the fire retardant core (2) is of a corrugated plate type.
4. The utility model provides a fire safety cabinet back-fire relief structure which characterized in that: including bottom plate (4) and connect apron (5) on bottom plate (4), be equipped with insulating layer (6) between bottom plate (4) and apron (5), be equipped with fire prevention mouth (41) on bottom plate (4), be equipped with fire prevention flap nut (7) on fire prevention mouth (41), be equipped with fire prevention mouth filter screen (8) in one side that fire prevention mouth (41) are close to insulating layer (6), fire prevention mouth filter screen (8) are connected with bottom plate (4), are equipped with the spark arrester of any one of claims 1-3 on apron (5).
5. A fire-retardant structure for a fire-proof safety cabinet as claimed in claim 4, wherein: the connecting part (3) is fixedly connected with the cover plate (5), and the cover plate (5) is provided with a positioning hole (51) corresponding to the connecting hole (31).
6. A fire-retardant structure for a fire-proof safety cabinet as claimed in claim 4, wherein: fire prevention mouthful filter screen (8) are located and let space (111), just fire prevention mouthful filter screen (8) and back-fire relief core (2) contactless.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920177690.6U CN209848182U (en) | 2019-01-31 | 2019-01-31 | Fire arrester and fire-retardant safety cabinet back-fire relief structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920177690.6U CN209848182U (en) | 2019-01-31 | 2019-01-31 | Fire arrester and fire-retardant safety cabinet back-fire relief structure |
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| Publication Number | Publication Date |
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| CN209848182U true CN209848182U (en) | 2019-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920177690.6U Active CN209848182U (en) | 2019-01-31 | 2019-01-31 | Fire arrester and fire-retardant safety cabinet back-fire relief structure |
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| CN (1) | CN209848182U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109794020A (en) * | 2019-01-31 | 2019-05-24 | 中山德凯实业有限公司 | Fire arrester and fire-retardant safety cabinet back-fire relief structure |
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2019
- 2019-01-31 CN CN201920177690.6U patent/CN209848182U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109794020A (en) * | 2019-01-31 | 2019-05-24 | 中山德凯实业有限公司 | Fire arrester and fire-retardant safety cabinet back-fire relief structure |
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