CN217327044U - Escape from taking scene of a fire flue gas filter equipment is with preventing fire door - Google Patents
Escape from taking scene of a fire flue gas filter equipment is with preventing fire door Download PDFInfo
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- CN217327044U CN217327044U CN202123444641.0U CN202123444641U CN217327044U CN 217327044 U CN217327044 U CN 217327044U CN 202123444641 U CN202123444641 U CN 202123444641U CN 217327044 U CN217327044 U CN 217327044U
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Abstract
The utility model provides a fire door for escaping with a fire scene smoke filtering device, which comprises a door plate, an observation window and a door handle, wherein the observation window is arranged in the door plate; the door handle is respectively arranged on the front side wall and the rear side wall of the door plate, and the door handle is characterized in that a preprocessing structure is arranged on the rear side wall of the door plate; the front side wall of the door plate is provided with a smoke treatment structure; the utility model discloses can be avoiding because the pressure difference of escape way inside and outside makes the flue gas get into escape way's problem along with the gap of door plant and door frame, make the flue gas before passing through the gap, absorbed by the gas collecting channel that is close to the door plant edge to remove dust and purification treatment, avoid causing secondary damage to the personnel of fleing in the passageway, in addition the utility model discloses also have the effect of the flue gas absorption purification near the door plant, the utility model discloses after operation a period, can effectually absorb the purification with the flue gas near the door plant, it is convenient that rescue action brought for the rescue personnel.
Description
Technical Field
The utility model relates to a prevent fire door technical field, especially relate to a flee from taking scene of a fire flue gas filter equipment and use and prevent fire door.
Background
The fireproof door is a door which can meet the requirements of fire-resistant stability, integrity and heat insulation together with a frame within a certain time, is arranged at the positions of a fireproof partition, an evacuation staircase, a vertical shaft and the like, and has a movable fireproof partition facility with certain fire resistance;
the fire door of prior art can prevent the diffusion of flue gas, but when the conflagration takes place, prevent that fire door's periphery can diffuse a large amount of flue gas, the inside of flue gas also has the toxic substance that a large amount of conflagrations produced, because prevent fire door is in airtight state, the flue gas that leads to near this is hardly cleared up and discharges, rescue action for the first-aid staff brings very big trouble, and prior art prevents fire door and is meetting the conflagration and close the back, because still there are some slight gaps between door plant and the door frame, the interior people of escape way flows, can drive the flow of air acceleration, make the inside and outside pressure of fire door change, consequently partial flue gas can enter into escape way's inside through these slight gaps, the toxic composition that contains in the flue gas then can cause secondary injury to the personnel of fleing.
Disclosure of Invention
According to the technical problem, the utility model provides an escape fireproof door with a fire scene smoke filtering device, which comprises a door plate, an observation window and a door handle, wherein the observation window is arranged inside the door plate; the door handle is respectively arranged on the front side wall and the rear side wall of the door plate, and the door handle is characterized in that a preprocessing structure is arranged on the rear side wall of the door plate; the front side wall of the door plate is provided with a smoke treatment structure;
preferably, the pretreatment structure comprises a gas collecting hood, four inserting boxes, a dust-proof net, a filter box and sealing layers, wherein the rear side wall of the door plate is provided with four inserting holes, the sealing layers are respectively adhered to the insides of the four inserting holes, and the inserting boxes are respectively arranged inside the four inserting holes; a gas collecting hood is integrally formed on one side of the inserting box facing the rear side wall of the door plate; the gas collecting hood is arranged on the outer side of the door plate; the side walls of the four gas collecting hoods, which are close to the edges of the rear side walls of the door panel, are respectively provided with a gas suction hole; a dust blocking net is arranged in the air suction hole; the interior of the plug box is connected with a filter box through a bolt;
preferably, the side walls of the edges of the four gas collecting hoods, which are far away from the rear side wall of the door panel, are respectively welded with connecting plates; the gas collecting hood is fixed with the door plate through a connecting plate by using bolts;
preferably, the filter box is internally detachably provided with a separation net; the number of the separation nets is two; filter cotton is arranged between the two separation nets;
preferably, the number of the air suction holes is N, and N is more than or equal to 2;
preferably, the sealing layer is made of rubber;
preferably, the flue gas treatment structure comprises a flue gas treatment box, an end plate, a bottom plate net and a fan, and the front side wall of the door plate is provided with an installation groove; a smoke processing box is arranged in the mounting groove; one end of the smoke processing box, which faces the front side wall of the door plate, is detachably connected with an end plate; the end plate is connected with the front side wall of the door plate through a bolt; an exhaust groove is formed in the end plate, and a fan is mounted in the exhaust groove; one end of the smoke processing box arranged in the door panel is provided with a bottom plate net through a bolt; a multi-stage filtering layer is arranged between the bottom plate net and the end plate;
preferably, the multistage filtering layer comprises a glass fiber filtering layer, an activated carbon filtering layer and a PPS composite needling filtering layer; a glass fiber filter layer is arranged on one side of the bottom plate net close to the end plate; an activated carbon filter layer is arranged on one side, close to the end plate, of the glass fiber filter layer; one side of the activated carbon filter layer close to the end plate is provided with a PPS composite needling filter layer;
preferably, one end of the end plate, which is close to the side wall of the flue gas treatment box, is welded with the top ring; the other end of the top ring is tightly attached to the PPS composite needling filter layer;
preferably, the fan is an air exhaust fan; the fan is connected with an external power supply.
The utility model has the advantages that:
the utility model achieves the purpose of absorbing and processing the fire smoke at the edge of the door plate before passing through the gap between the door plate and the door frame by adding the pretreatment structure and the smoke processing structure, the utility model can start the external power supply of the fan after being closed when a fire disaster happens, at the moment, the fan can start to extract the air inside the door plate, and further, the fire smoke outside the escape passage of the door plate can be sucked from the gas collecting hood in the middle of the door plate, because the gas collecting hood is provided with the suction hole for absorbing the smoke at the position facing the edge of the door plate, the smoke outside the escape passage of the door plate can be sucked by the gas collecting hood before passing through the gap between the door plate and the door frame, then the smoke blocks large-particle dust impurities through the dust blocking net and gradually enters the inside of the inserting box, the filter cotton carries out further filtering processing on writing fine dust, thereby avoiding the dust from accumulating in the door plate, then, the flue gas can completely enter the interior of the door plate after the dust removal treatment, at the moment, the flue gas can move from the interior of the door plate to the interior of the flue gas treatment box under the action of the fan, and the ultra-fine impurities, pungent smell and toxic substances in the flue gas are sequentially treated and filtered through the glass fiber filter layer, the activated carbon filter layer and the PPS composite needling filter layer, so that finally, the pure gas can enter the interior of the escape channel under the action of the fan; the utility model can avoid the problem that the flue gas enters the escape passage along with the gap between the door plate and the door frame due to the pressure difference between the inner side and the outer side of the escape passage, so that the flue gas is absorbed by the gas collecting hood close to the edge of the door plate before passing through the gap, and is subjected to dust removal and purification treatment, thereby avoiding secondary damage to the personnel in the passage who flee for life;
in addition, it is worth noting that after the gas collecting hood is used for a period of time, the bolts of the connecting plate welded on the outer side wall of the gas collecting hood can be unscrewed, and then the gas collecting hood with the inserting box can be drawn out from the inserting holes, so that the interior of the gas collecting hood and the filter cotton can be cleaned and replaced; later with the spliced eye reinserted of splice box to carry out the seal box prepositioning through the sealing layer, utilize the bolt again fixed mounting at last can, it is same, after using a period, also accessible twist off the bolt of end plate, the whole box of handling of flue gas that will have the fan takes out, changes the fine filtering layer of glass, active carbon filtering layer, the compound acupuncture filtering layer of PPS to inside, the effectual assurance the utility model discloses a practicality life.
Drawings
FIG. 1 is a schematic view of the whole structure of the outer side of the escape passage of the present invention;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the installation position and the internal structure of the pretreatment structure of the present invention;
FIG. 4 is a schematic view of the whole structure of the inner side surface of the escape passage of the present invention;
FIG. 5 is a schematic view of the overall internal structure of the present invention;
fig. 6 is an enlarged schematic view of a portion B in fig. 5 according to the present invention.
As shown in the figure: 1-door plate, 2-observation window, 3-door handle, 4-gas collecting hood, 41-plug box, 42-gas suction hole, 421-dust-proof net, 43-filter box, 44-filter cotton, 45-separation net, 46-connecting plate, 47-plug hole, 471-sealing layer, 5-smoke processing box, 51-end plate, 52-bottom plate net, 53-glass fiber filtering layer, 54-activated carbon filtering layer, 55-PPS composite needling filtering layer, 56-top ring and 57-fan.
Detailed Description
The utility model provides an escape fireproof door with a fire scene smoke filtering device, which comprises a door plate 1, an observation window 2 and a door handle 3, wherein the observation window 2 is arranged in the door plate 1; the door handle 3 is respectively arranged on the front side wall and the rear side wall of the door panel 1, and the door handle is characterized in that a preprocessing structure is arranged on the rear side wall of the door panel 1; the front side wall of the door plate 1 is provided with a smoke treatment structure;
in an optional embodiment, the pretreatment structure comprises a gas collecting hood 4, an insertion box 41, a dust-proof net 421, a filter box 43 and a sealing layer 471, wherein the rear side wall of the door panel 1 is provided with four insertion holes 47, the sealing layer 471 is respectively adhered to the insides of the four insertion holes 47, and the insertion boxes 41 are respectively arranged inside the four insertion holes 47; a gas collecting hood 4 is integrally formed on one side of the inserting box 41 facing the rear side wall of the door panel 1; the gas-collecting hood 4 is arranged on the outer side of the door panel 1; the side walls of the four gas-collecting hoods 4 close to the edges of the rear side walls of the door panel 1 are respectively provided with a gas suction hole 42; a dust blocking net 421 is installed inside the air suction hole 42; the interior of the plug box 41 is connected with a filter box 43 through a bolt;
in an alternative embodiment, the side walls of the four gas collecting channels 4 away from the edge of the rear side wall of the door panel 1 are respectively welded with a connecting plate 46; the gas-collecting channel 4 is fixed with the door panel 1 through a connecting plate 46 by using bolts;
in an alternative embodiment, a screen 45 is detachably mounted inside the filter cartridge 43; the number of the separation nets 45 is two; a filter cotton 44 is arranged between the two separation nets 45;
in an alternative embodiment, the number of the air suction holes 42 is N, wherein N is more than or equal to 2;
in an alternative embodiment, the sealing layer 471 is made of rubber;
in an optional embodiment, the flue gas treatment structure comprises a flue gas treatment box 5, an end plate 51, a bottom plate net 52 and a fan 57, wherein the front side wall of the door plate 1 is provided with an installation groove; a smoke processing box 5 is arranged in the mounting groove; one end of the smoke processing box 5 facing the front side wall of the door plate 1 is detachably connected with an end plate 51; the end plate 51 is connected with the front side wall of the door panel 1 through bolts; an exhaust groove is formed in the end plate 51, and a fan 57 is mounted in the exhaust groove; one end of the smoke processing box 5 arranged inside the door panel 1 is provided with a bottom plate net 52 through a bolt; a multi-stage filter layer is arranged between the bottom plate net 52 and the end plate 51;
in an optional embodiment, the multistage filter layer comprises a glass fiber filter layer 53, an activated carbon filter layer 54, a PPS composite needling filter layer 55; a glass fiber filter layer 53 is arranged on one side of the bottom plate net 52 close to the end plate 51; an activated carbon filter layer 54 is arranged on one side of the glass fiber filter layer 53 close to the end plate 51; a PPS composite acupuncture filter layer 55 is arranged on one side of the activated carbon filter layer 54 close to the end plate 51;
in an alternative embodiment, the end plate 51 has one end welded to the side wall of the fume treatment box 5 with a top ring 56; the other end of the top ring 56 is tightly attached to the PPS composite acupuncture filter layer 55;
in an alternative embodiment, the fan 57 is an extraction fan; the fan 57 is connected to an external power supply.
The operation principle is as follows:
in the utility model, after the door panel is closed in case of fire, the external power supply of the fan 57 is started, at the moment, the fan 57 starts to extract the air inside the door panel 1, and further, the fire smoke outside the escape passage of the door panel 1 is sucked from the gas collecting channel 4 in the middle of the door panel 1, as the gas collecting channel 4 is provided with the suction hole 42 for absorbing the smoke in the position facing the edge of the door panel 1, the smoke outside the escape passage of the door panel 1 is sucked by the gas collecting channel 4 before passing through the gap between the door panel 1 and the door frame, and then the smoke intercepts large-particle dust impurities through the dust blocking net 421 and gradually enters the inserting box 41, the fine dust is further filtered by the filter cotton 44, so that the dust is prevented from being accumulated in the door panel 1, and the smoke can completely enter the door panel 1 after the dedusting treatment, at the moment, due to the action of the fan 57, the smoke gas moves from the inside of the door plate 1 to the inside of the smoke gas processing box 5, superfine impurities, pungent smell and toxic substances in the smoke gas are sequentially processed and filtered through the glass fiber filtering layer 53, the activated carbon filtering layer 54 and the PPS composite needling filtering layer 55, and finally pure gas enters the escape passage under the action of the fan 57;
after the utility model is used for a period of time, the bolts of the connecting plate 46 welded on the outer side wall of the gas collecting hood 4 can be unscrewed, and then the gas collecting hood 4 with the inserting box 41 can be drawn out from the inserting holes 47, so that the interior of the gas collecting hood 4 and the filter cotton 44 can be cleaned and replaced; and then, the plug box 41 is inserted into the plug hole 47 again, the sealing box is pre-positioned through the sealing layer 471, and finally the sealing box is fixedly installed again through the bolts, and similarly, after the plug box is used for a period of time, the bolts of the end plate 51 can be unscrewed, the whole smoke treatment box 5 with the fan 57 can be taken out, and the glass fiber filter layer 53, the activated carbon filter layer 54 and the PPS composite needling filter layer 55 inside the plug box can be replaced.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. The utility model discloses each part that mentions is the common technique in prior art, and the technical personnel of this trade should understand, the utility model discloses do not receive the restriction of above-mentioned embodiment, the description only is the explanation in above-mentioned embodiment and the description the principle of the utility model, under the prerequisite that does not deviate from the spirit and the scope of the utility model, the utility model discloses still can have various changes and improvement, these changes and improvement all fall into the protection of claim the utility model is within the scope. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The escape fireproof door with the fire scene smoke filtering device comprises a door plate (1), an observation window (2) and a door handle (3), wherein the observation window (2) is arranged in the door plate (1); the door handle (3) is respectively arranged on the front side wall and the rear side wall of the door panel (1), and the door handle is characterized in that a pretreatment structure is arranged on the rear side wall of the door panel (1); the front side wall of the door plate (1) is provided with a smoke treatment structure.
2. The fire door for escape from a fire scene smoke filtering device as claimed in claim 1, wherein said pretreatment structure comprises a gas collecting hood (4), a plugging box (41), a dust blocking net (421), a filtering box (43) and a sealing layer (471), the rear side wall of said door panel (1) is provided with four plugging holes (47), the number of said plugging holes (47) is four, the sealing layer (471) is adhered to the inside of each of said four plugging holes (47), and the plugging box (41) is arranged in each of said four plugging holes (47); a gas collecting hood (4) is integrally formed on one side of the plug box (41) facing the rear side wall of the door panel (1); the gas collecting hood (4) is arranged on the outer side of the door plate (1); the side walls of the four gas collecting hoods (4) close to the edges of the rear side walls of the door panel (1) are respectively provided with a gas suction hole (42); a dust blocking net (421) is arranged in the air suction hole (42); the interior of the plug box (41) is connected with a filter box (43) through a bolt.
3. The fire door for escape from fire scene smoke filtering device as claimed in claim 2, characterized in that the side walls of the four said gas collecting channels (4) far from the edge of the rear side wall of the door panel (1) are welded with connecting plates (46) respectively; the gas collecting hood (4) is fixed with the door plate (1) through a connecting plate (46) by using bolts.
4. A fire door for escape with smoke filtering device from fire scene as claimed in claim 2, characterised in that said filtering box (43) is internally removably fitted with a screen (45); the number of the separation nets (45) is two; and filter cotton (44) is arranged between the two separation nets (45).
5. The fire door for escape with filtering device for flue gas from fire scene as claimed in claim 2, characterized in that the number of said suction holes (42) is N, N being greater than or equal to 2.
6. The fire door of claim 2, wherein said sealing layer (471) is made of rubber.
7. The fire door for escaping with the smoke filtering device in the fire scene as claimed in claim 1, wherein the smoke processing structure comprises a smoke processing box (5), an end plate (51), a bottom plate net (52) and a fan (57), and the front side wall of the door plate (1) is provided with an installation groove; a smoke processing box (5) is arranged in the mounting groove; one end of the smoke processing box (5) facing the front side wall of the door panel (1) is detachably connected with an end plate (51); the end plate (51) is connected with the front side wall of the door panel (1) through a bolt; an exhaust groove is formed in the end plate (51), and a fan (57) is mounted in the exhaust groove; one end of the smoke processing box (5) arranged inside the door panel (1) is provided with a bottom plate net (52) through a bolt; and a multi-stage filter layer is arranged between the bottom plate net (52) and the end plate (51).
8. The fire door of claim 7, wherein the multistage filter comprises a fiberglass filter (53), an activated carbon filter (54), a PPS composite needle filter (55); a glass fiber filter layer (53) is arranged on one side, close to the end plate (51), of the bottom plate net (52); an activated carbon filter layer (54) is arranged on one side, close to the end plate (51), of the glass fiber filter layer (53); and a PPS composite needling filter layer (55) is arranged on one side of the activated carbon filter layer (54) close to the end plate (51).
9. The fire door for escape with smoke filtering device in fire scene as claimed in claim 7, characterized in that the end plate (51) is welded with one end of the top ring (56) on the side wall of the smoke processing box (5); the other end of the top ring (56) is tightly attached to the PPS composite needling filter layer (55).
10. The fire door of claim 7, wherein said fan (57) is an extractor fan; the fan (57) is connected with an external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123444641.0U CN217327044U (en) | 2021-12-31 | 2021-12-31 | Escape from taking scene of a fire flue gas filter equipment is with preventing fire door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123444641.0U CN217327044U (en) | 2021-12-31 | 2021-12-31 | Escape from taking scene of a fire flue gas filter equipment is with preventing fire door |
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| Publication Number | Publication Date |
|---|---|
| CN217327044U true CN217327044U (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123444641.0U Active CN217327044U (en) | 2021-12-31 | 2021-12-31 | Escape from taking scene of a fire flue gas filter equipment is with preventing fire door |
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| CN (1) | CN217327044U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653464A (en) * | 2022-10-31 | 2023-01-31 | 广州市威雅防火门有限公司 | Fire door is prevented to response thermal-insulated steel |
-
2021
- 2021-12-31 CN CN202123444641.0U patent/CN217327044U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653464A (en) * | 2022-10-31 | 2023-01-31 | 广州市威雅防火门有限公司 | Fire door is prevented to response thermal-insulated steel |
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