CN214247122U - Stainless steel fireproof door with smoke blocking function - Google Patents

Abstract

The utility model relates to a stainless steel door technical field, concretely relates to stainless steel prevents fire door with flue gas separation function, including the door frame, it prevents fire door to articulate in the door frame, has seted up the cavity in the door frame top frame, the cavity is inside to be provided with fire prevention unit and dust removal unit, be provided with the division board in the cavity, the division board can be separated fire prevention unit and dust removal unit, the dust removal unit is located and is close to indoor one side in the door frame, the dust removal unit includes induced duct, air inlet grille and draught fan, the air inlet grille is embedded at the indoor one side of door frame, the induced duct level is fixed to be set up in the door frame, and induced duct air-out end and draught fan are linked together, is provided with the dust absorption mouth on the induced duct, the draught fan is fixed to be set up in the door frame outside; prevent that fire door side is provided with sealed unit, sealed unit is on a parallel with prevents the extending direction setting at fire door edge.

Description

Stainless steel fireproof door with smoke blocking function

Technical Field

The utility model relates to a stainless steel door technical field, concretely relates to fire door is prevented to stainless steel with flue gas separation function.

Background

A great deal of combustible and combustible materials are used in the current decoration, even if the materials are subjected to fire prevention treatment, the fire hazard still exists, relevant researches show that the number of people who are dead due to thick smoke in the fire is four to five times of that of the people who die due to burning, the spreading speed of smoke is five times of that of the fire, the energy of the smoke is five to six times of that of the fire, and the thick smoke with extremely high temperature can form a fire in two to three minutes, so that the fire door becomes an important life safety guarantee under the condition of considering safety and attractive appearance. In the household fireproof door, the door and the door frame are sealed to isolate smoke, however, a gap is reserved between the door and the floor due to the requirement of opening and closing the door, when a fire disaster happens, smoke can enter a room where people are sheltered from the gap between the door and the floor, and some smoke can enter the room where people are sheltered from the gap between the fireproof door and the door frame, so that casualties are caused.

For example, application No. CN201320351773.5 discloses a smoke-isolating fireproof door, which comprises a door body, a door frame and a handle, wherein a smoke-isolating mechanism is arranged in the door body, the smoke-isolating mechanism comprises a smoke-isolating mechanism switch, a smoke-isolating mechanism control unit, a connecting circuit, an air bag device, a door body cavity and a fixing screw, the door body is arranged in the door frame, the handle is arranged in the middle of the door body and is close to the door frame on the right side, the smoke-isolating mechanism switch is arranged in the door body on the left upper side of the handle, the smoke-isolating mechanism control unit is arranged in a plane door body which is flush with the handle under the smoke-isolating mechanism switch, the door body cavity which is smoothly connected with the outer surface of the door body is arranged under the door body, the air bag device is arranged in the door body cavity by a fastening screw, the smoke-isolating mechanism switch, the smoke-isolating mechanism control unit and the air bag device are connected into a whole by the connecting circuit, when a fire disaster happens, the smoke inside and outside the fireproof door can be effectively isolated from flowing, and a safe avoiding space is provided for people. Above-mentioned utility model the clearance of bottom protects when using and fills, does not protect to fill this to separate the clearance all around that the fire door was prevented to the cigarette, consequently, the flue gas still very easily from this separating the fire door and spilling over to this separate the fire door and can not very effectual isolated flue gas. And no fire protection measures are provided. When a fire occurs, not only thick smoke but also high temperature and open fire are accompanied, and the fireproof door should have corresponding fireproof measures.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a fire door is prevented to simple and easy stainless steel that has flue gas separation function to excellent in use effect.

In order to achieve the above object, the utility model provides a following technical scheme:

a stainless steel fireproof door with a smoke blocking function comprises a door frame, wherein a fireproof door is hinged in the door frame, a cavity is formed in an upper frame of the door frame, a fireproof unit and a dust removal unit are arranged in the cavity, a partition plate is arranged in the cavity and can separate the fireproof unit from the dust removal unit, the dust removal unit is positioned on one side, close to the interior of a door frame, of the door frame, the dust removal unit comprises an induced air pipe, an air inlet grid and an induced draft fan, the air inlet grid is embedded in one surface, located in the interior, of the door frame, the induced air pipe is horizontally and fixedly arranged in the door frame, an air outlet end of the induced air pipe is communicated with the induced draft fan, an air suction opening is formed in the induced air pipe, and the induced draft fan is fixedly arranged outside the door frame; prevent that the fire door side is provided with sealed unit, and sealed unit is on a parallel with the extending direction setting of preventing fire door edge, and sealed unit is close to outdoor side and prevents that fire door side is articulated, prevents that fire door inside is provided with thermal-insulated chamber, packs the insulating layer in the thermal-insulated chamber.

Further optimization of this technical scheme, dust removal unit still includes the dust removal case, and the dust removal case is embedded to be installed in the door frame, and dust removal case side sets up to the opening, and dust removal case opening face is provided with active carbon filter screen and filtration membrane, and the active carbon filter screen is located the filtration membrane outside, and the induced duct level is fixed to be set up at the dust removal incasement, and induced duct air-out end and be linked together through communicating pipe and draught fan input.

The further optimization of this technical scheme, the fire prevention unit includes storage water tank and sprinkler pipe, and the storage water tank is embedded to be close to outdoor one side in the frame on the door frame, and storage water tank one side is provided with the water inlet, and the storage water tank is connected with the sprinkler pipe through external connecting pipe, and the sprinkler pipe is fixed to be set up and is close to indoor side in the frame bottom on the door frame, and the sprinkler pipe is on a parallel with the frame setting on the door frame, is provided with the mouth of watering on the sprinkler pipe, and the mouth of watering is located below the sprinkler pipe.

Further optimization of the technical scheme is that the water spraying ports are uniformly and equidistantly arranged on the water spraying pipe.

The further optimization of this technical scheme, sealed unit includes closing plate and spring, prevents that fire door upside, downside and one side of keeping away from the door-hinge all are provided with the closing plate, and the closing plate is on a parallel with the extending direction setting of preventing the fire door side, is close to outdoor side on the closing plate and prevents that fire door side is articulated, is close to the one side fixed connection who prevents fire door on spring one end and the closing plate, the other end with prevent fire door side fixed connection.

Further optimization of the technical scheme is that the sealing plate is made of fireproof materials.

The further optimization of this technical scheme, the insulating layer includes asbestos insulating layer, cavity layer and fiberboard layer, and asbestos insulating layer, vacuum layer and fiberboard layer set gradually in the insulating chamber by interior two outside.

According to the further optimization of the technical scheme, the cavity layer is filled with inert gas, and the concentration of the inert gas is greater than 80%.

The technical scheme is further optimized, and fireproof wear-resistant paint is coated on the surface of the fireproof door.

Compared with the prior art, the utility model following beneficial effect has: the utility model discloses a set up dust absorption unit and fire prevention unit in the door frame top frame, dust extraction can absorb the thick cigarette that wafts in the sky of indoor production to carry out purification treatment to it, prevent that thick cigarette from discharging and causing the pollution. And the fire prevention unit that is located frame on the door frame can be from the top down to indoor prevent that fire door surface sprays water and cools down, plays the fire prevention effect. Through the sealed unit that sets up in one side of preventing fire door upside, downside and keeping away from the door-hinge, can prevent the sealed unit that the fire door side set up when the door is closed and can be synchronous will prevent the sealing between fire door and the door frame, prevent that the smoke and dust from stretching through the gap. The sealing unit does not need manual starting when working, and is convenient to use and good in practical effect. This real novel simple structure, it is convenient to use, excellent in use effect, the practicality is strong.

Drawings

FIG. 1 is a schematic vertical sectional view of a stainless steel fire door with smoke barrier function;

fig. 2 is a schematic view of a stainless steel fireproof door plate with a smoke blocking function on one indoor side.

In the figure: the device comprises a door frame 1, a water storage tank 2, a fireproof door 3, a fiberboard layer 4, a cavity layer 5, an asbestos heat insulation layer 6, a spring 7, a dust suction opening 8, an induced draft pipe 9, a partition plate 10, a sealing plate 11, a sprinkler pipe 12, an air inlet grille 13, an induced draft fan 14, an activated carbon filter screen 15, a filter membrane 16 and a dust removal box 17.

Detailed Description

To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.

Turning to fig. 1, for the section schematic diagram in the vertical side of the fire door 3 is prevented to stainless steel with flue gas separation function, a fire door 3 is prevented to stainless steel with flue gas separation function, including door frame 1, it has fire door 3 to articulate in the door frame 1, has seted up the cavity in the frame above the door frame 1, and 1 cavity inside of door frame is provided with fire prevention unit and dust removal unit, and the cavity internal fixation is provided with division board 10, and division board 10 can separate fire prevention unit and dust removal unit. The dust removal unit is positioned on one side of the door frame 1 close to the indoor. The dust removal unit includes induced duct 9, air intake grille 13, draught fan 14 and dust removal case 17, and air intake grille 13 is embedded at door frame 1 and is located indoor one side, and dust removal case 17 is embedded to be installed at door frame 1 and is close to indoor one side, and a dust removal case 17 side is laminated with air intake grille 13 mutually, and dust removal case 17 sets up to the opening with air intake grille 13's binding face, and dust removal case 17 opening face is provided with active carbon filter screen 15 and filtration membrane 16, and active carbon filter screen 15 is located the filtration membrane 16 outside. The induced draft tube 9 is horizontally and fixedly arranged in the dust removal box 17, the air outlet end of the induced draft tube 9 is communicated with the input end of the induced draft fan 14 through a communicating tube, and dust suction ports 8 are uniformly formed in the induced draft tube 9. An active carbon filter screen 15, a filter membrane 16 and a dust removal box 17 are communicated with the air pump through an air pipe. The air inlet grille 13 is embedded in one surface of the door frame 1 positioned indoors, the induced draft tube 9 is horizontally and fixedly arranged in the door frame 1, and the air outlet end of the induced draft tube 9 is communicated with the inlet end and the outlet end of the induced draft fan 14. The induced draft fan 14 is fixedly arranged outside the fire door 3. When the draught fan 14 is opened, the draught fan 14 is communicated with an induced draft pipe 9 arranged in a dust removal box 17, an air flow is introduced from a dust suction port 8 arranged on the induced draft pipe 9, smoke dust can enter the dust removal box 17 through an air inlet grille 13, an activated carbon filter screen 15 and a filter membrane 16 are arranged in the dust removal box 17, large particles and harmful substances in the smoke dust can be filtered, and the filtered gas is introduced into the draught fan 14 through the induced draft pipe 9.

The fire prevention unit includes storage water tank 2 and sprinkler pipe 12, and storage water tank 2 is embedded to be close to outdoor one side in the frame on door frame 1, and 2 one sides of storage water tank are provided with the water inlet, and the water inlet can external fire control pipe, and storage water tank 2 is connected with sprinkler pipe 12 through external connecting pipe, and sprinkler pipe 12 is fixed to be set up frame bottom on door frame 1 and is close to indoor side.

Prevent that fire door 3 side is provided with sealed unit, sealed unit is on a parallel with the extending direction setting of preventing fire door 3 edge, sealed unit includes closing plate 11 and spring 7, prevent fire door 3 upside, one side that downside and keep away from the door-hinge all is provided with closing plate 11, closing plate 11 is on a parallel with the extending direction setting of preventing fire door 3 side, it is articulated with preventing fire door 3 side to be close to outdoor side on closing plate 11, spring 7 one end and closing plate 11 are last to be close to the one side fixed connection who prevents fire door 3, the other end with prevent fire door 3 side fixed connection. Along with the door by indoor to outdoor closing, sealing plate 11 and the contact of 1 edge of door frame to prevent that fire door 3 thoroughly closes, the inclined plane of sealing plate 11 all supports the edge at door frame 1 all the time, constantly extrudees spring 7 at this in-process, and spring 7 also can produce the counterforce simultaneously, tightly supports sealing plate 11 at 1 edge of door frame. The gap between the doorframe 1 and the fire door 3 is blocked and the sealing plate 11 is made of a fire-proof material, preventing the sealing plate 11 from being damaged by high temperature.

The inside thermal-insulated chamber that is provided with of fire door 3 packs the insulating layer in the thermal-insulated chamber. The insulating layer includes asbestos insulating layer 6, cavity layer 5 and fiberboard layer 4, and asbestos insulating layer 6, vacuum layer and fiberboard layer 4 set gradually in the insulating chamber by inside and outside, and cavity layer 5 intussuseption is filled with inert gas, inert gas's concentration is greater than 80%. The spacing hollow structure plays a role in heat insulation, and the inert gas has low heat conductivity coefficient and is beneficial to heat insulation.

Fig. 2 is a schematic view of a stainless steel fireproof door panel with a smoke blocking function on one side of a room. And the sprinkler pipe 12 is parallel to the upper frame of the door frame 1, and the sprinkler pipe 12 is provided with a water sprinkling opening which is positioned below the sprinkler pipe 12 and is equidistantly arranged on the sprinkler pipe 12. The water in the storage water tank 2 can enter the sprinkling pipe 12 through the connecting pipe and flow out through a sprinkling opening on the sprinkling pipe, and because the sprinkling pipe 12 is positioned close to an indoor side surface, the water can directly flow down along the surface of an indoor side door, thereby playing the effects of cooling the surface of the door and preventing fire. The surface of the fireproof door is coated with fireproof wear-resistant paint.

The utility model discloses when using, when will preventing fire door 3 and close, along with preventing fire door 3 by indoor to outdoor closing, closing plate 11 begins and 1 edge contact of door frame to until preventing fire door 3 and thoroughly closing, closing plate 11's inclined plane all supports the edge at door frame 1 all the time, constantly extrudees spring 7 at this in-process, and spring 7 also can produce the counterforce simultaneously, tightly supports closing plate 11 in 1 edge of door frame. The gap between the door frame 1 and the fire door 3 is blocked so that smoke cannot pass through the gap of the door. And the sealing plate 11 is made of a fireproof material to prevent damage to the sealing plate 11 due to high temperature. When a fire disaster happens in the door, the induced draft fan 14 is started, the induced draft fan 14 is communicated with the induced draft pipe 9 arranged in the dust removal box 17, the dust suction port 8 arranged on the induced draft pipe 9 starts to introduce air flow, smoke dust in the door is sucked into the dust removal box 17 through the air inlet grille 13, the activated carbon filter screen 15 and the filter membrane 16 are arranged in the dust removal box 17, large particulate matters and harmful substances in the smoke dust can be filtered, and filtered gas is introduced into the induced draft fan 14 through the induced draft pipe 9. When the temperature was too high or the intensity of a fire stretchs the fire door 3, accessible fire control pipeline injects water into storage water tank 2, and the water accessible connecting pipe in the storage water tank 2 gets into sprinkler pipe 12 and flows through the mouth that sprinkles on the sprinkler pipe, because sprinkler pipe 12 is located and is close to indoor side, therefore water can directly flow down along indoor a side door surface, plays the effect to door surface cooling and fire prevention. The utility model discloses a set up dust absorption unit and fire prevention unit in door frame 1 upper frame, dust extraction can absorb the thick cigarette that wafts in the sky of indoor production to carry out purification treatment to it, prevent that thick cigarette from discharging and causing the pollution. And the fire prevention unit that is located frame 1 upper ledge can be from the top down to indoor 3 surfaces of preventing fire door on the watering cooling, plays the fire prevention effect. Through the sealed unit that sets up in the one side of preventing 3 upsides of fire door, downside and keeping away from the door-hinge, can prevent that the sealed unit that 3 sides of fire door set up can be synchronous will prevent the sealed between fire door 3 and the door frame 1 when the door is closed, prevent that the smoke and dust from stretching through the gap. The sealing unit does not need manual starting when working, and is convenient to use and good in practical effect. This real novel simple structure, it is convenient to use, excellent in use effect, the practicality is strong.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrases "comprising … …" or "comprising … …" does not exclude the presence of additional elements in a process, method, article, or terminal that comprises the element. Further, herein, "greater than," "less than," "more than," and the like are understood to exclude the present numbers; the terms "above", "below", "within" and the like are to be understood as including the number.

Although the embodiments have been described, once the basic inventive concept is known, other changes and modifications can be made to the embodiments by those skilled in the art, so that the above embodiments are only examples of the present invention, and not intended to limit the scope of the present invention, and all the modifications of the equivalent structure or equivalent flow path using the contents of the specification and the drawings of the present invention, or directly or indirectly using other related technical fields are also included in the scope of the present invention.

Claims (9)

1. The stainless steel fireproof door with the smoke blocking function comprises a door frame, wherein a fireproof door is hinged in the door frame, and the stainless steel fireproof door is characterized in that a cavity is formed in an upper frame of the door frame, a fireproof unit and a dust removal unit are arranged inside the cavity, a partition plate is arranged in the cavity and can separate the fireproof unit from the dust removal unit, the dust removal unit is located in the door frame and close to one indoor side, the dust removal unit comprises an induced duct, an air inlet grating and an induced draft fan, the air inlet grating is embedded in one indoor side of the door frame, the induced duct is horizontally and fixedly arranged in the door frame, the air outlet end of the induced duct is communicated with the induced draft fan, a dust suction opening is formed in the induced duct, and the induced draft fan is fixedly arranged outside the door frame; prevent that fire door side is provided with sealed unit, sealed unit is on a parallel with the extending direction setting at fire door edge, and sealed unit is close to outdoor side and prevents that fire door side is articulated, prevent that fire door is inside to be provided with thermal-insulated chamber, pack the insulating layer in the thermal-insulated chamber.

2. The stainless steel fireproof door with the smoke blocking function according to claim 1, wherein the dust removal unit further comprises a dust removal box, the dust removal box is embedded in the door frame, one side surface of the dust removal box is provided with an opening, an active carbon filter screen and a filter membrane are arranged on the opening surface of the dust removal box, the active carbon filter screen is located on the outer side of the filter membrane, the induced air pipe is horizontally and fixedly arranged in the dust removal box, and the air outlet end of the induced air pipe is communicated with the input end of an induced draft fan through a communicating pipe.

3. The stainless steel fireproof door with the smoke blocking function according to claim 1, wherein the fireproof unit comprises a water storage tank and a sprinkler pipe, the water storage tank is embedded in the upper frame of the door frame and is close to one side outside the door, a water inlet is formed in one side of the water storage tank, the water storage tank is connected with the sprinkler pipe through an external connecting pipe, the sprinkler pipe is fixedly arranged at the bottom of the upper frame of the door frame and is close to one side edge inside the door, the sprinkler pipe is arranged in parallel with the upper frame of the door frame, a water sprinkling opening is formed in the sprinkler pipe, and the water sprinkling opening is located below the sprinkler pipe.

4. The stainless steel fireproof door with the smoke blocking function according to claim 3, wherein the water sprinkling openings are uniformly and equidistantly arranged on the water sprinkling pipe.

5. The stainless steel fireproof door with the smoke blocking function according to claim 1, wherein the sealing unit comprises a sealing plate and a spring, the sealing plate is arranged on the upper side and the lower side of the fireproof door and on the side away from the door shaft, the sealing plate is arranged in parallel with the extending direction of the side edge of the fireproof door, the side edge of the sealing plate close to the outside of the door is hinged to the side surface of the fireproof door, one end of the spring is fixedly connected with the side surface of the sealing plate close to the fireproof door, and the other end of the spring is fixedly connected with the side surface of the fireproof door.

6. The stainless steel fire rated door as recited in claim 5, wherein the sealing plate is made of a fire resistant material.

7. The stainless steel fireproof door with the smoke blocking function according to claim 1, wherein the heat insulation layer comprises an asbestos heat insulation layer, a cavity layer and a fiberboard layer, and the asbestos heat insulation layer, the vacuum layer and the fiberboard layer are sequentially arranged in the heat insulation cavity from inside to outside.

8. The stainless steel fireproof door with the smoke blocking function according to claim 7, wherein the cavity layer is filled with inert gas, and the concentration of the inert gas is greater than 80%.

9. The stainless steel fire door with smoke barrier function of claim 1, wherein said fire door is painted with fire-proof and wear-resistant paint.

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