CN209163692U - A kind of fire exit door - Google Patents

Abstract

The utility model discloses a kind of fire exit doors, the gap for being intended to that excessive flue dust is avoided to pass through fire exit door enters to interior, its key points of the technical solution are that: a kind of fire exit door, including fire-fighting door main body, the fire-fighting door main body is provided with the absorption plant for absorbing and filtering soot dust granule in air, the absorption plant includes the ventilation pipe to circulate in fire exit door for air for being set to the fire-fighting door main body, it is set in the ventilation pipe and collected the porous dust bag of soot dust granule in air filtering, it is set to the fan in the ventilation pipe and air being made to circulate in ventilation pipe, it is fixed on the fire-fighting door main body and drives the driving motor of the fan running, the inlet end of the ventilation pipe is close to the fire exit door main body edge placement.A kind of fire exit door of the utility model, the gap that can effectively avoid excessive flue dust from passing through fire exit door enter to interior.

Description

A kind of fire exit door

Technical field

The utility model belongs to fire-fighting domain, more specifically, it relates to a kind of fire exit door.

Background technique

Fire exit door refers to is able to satisfy the door that fire stability, integrality and thermal insulation require within a certain period of time.It is to set There are the fire protection separators of certain fire resistance in fire protection interval, emergency staircase, vertical shaft etc..

Fire exit door has the function of prevention fire spreading and flue dust diffusion in addition to having the function of common door, can be one The sprawling for the interior prevention intensity of a fire of fixing time, it is ensured that evacuating personnel.

Due to there are gap, being easy that flue dust is made to pass through fire exit door between fire exit door and doorframe edge, after flue dust is sucked by people It is easy to cause asphyxia syncope etc..Excessive flue dust passes through fire exit door in order to prevent, needs to propose the new technical solution of one kind to solve The above problem.

Utility model content

In view of the deficienciess of the prior art, can effectively be kept away the purpose of this utility model is to provide a kind of fire exit door Exempt from excessive flue dust and enters to interior across the gap of fire exit door.

To achieve the above object, the utility model provides following technical solution: a kind of fire exit door, including fire exit door master Body, the fire-fighting door main body are provided with the absorption plant for absorbing and filtering soot dust granule in air, and the absorption plant includes setting In the fire-fighting door main body the ventilation pipe to circulate in fire exit door for air, be set in the ventilation pipe and collected The porous dust bag of soot dust granule in air filtering is set to the wind in the ventilation pipe and air being made to circulate in ventilation pipe It fans, be fixed on the fire-fighting door main body and drive the driving motor of the fan running, the inlet end of the ventilation pipe is close In the fire exit door main body edge placement.

By using above-mentioned technical proposal, when there is fire behavior, rotated by driving motor driving fan, to make the external world Air enter in ventilation pipe, and filtered by porous dust bag and collect the soot dust granule in air, in this way can be effective The flue dust in outside air is reduced, and since the inlet end of ventilation pipe is close to fire-fighting door main body, can achieve in this way Effect reduces the amount that flue dust passes through fire-fighting door main body.

The utility model is further arranged to: the fire exit door main body wall offers several and the ventilation pipe The venthole that inlet end is connected.

By using above-mentioned technical proposal, the flow velocity that outside air enters in ventilation pipe can be improved by venthole, And the amount that flue dust passes through fire-fighting door main body can be further reduced by air inlet.

The utility model is further arranged to: the inlet end of the ventilation pipe is provided with the strainer of bulky grain sundries.

By using above-mentioned technical proposal, by strainer it is possible to prevente effectively from bulky grain sundries enters ventilation pipe, it is ensured that Fan can normal rotation, and cross air filtering in soot dust granule.

The utility model is further arranged to: the fire-fighting door main body, which is provided with, facilitates the maintenance driving motor and fan Protective cover plate.

It is beaten by using above-mentioned technical proposal when needing to overhaul driving motor and fan or replacing porous dust bag Driving motor and fan or the porous dust bag of replacement can be overhauled by opening protective cover plate.

The utility model is further arranged to: the fire-fighting door main body is provided with smoke inductor, the fire-fighting door main body Inside it is provided with the control device for controlling the driving motor running, the control device and the smoke inductor and driving motor Electrical connection.

By using above-mentioned technical proposal, after smoke inductor senses the flue dust in air, control device is exported and is felt Induction signal, after control device receives inductive signal, control driving motor starting, so that extraneous air be made to enter ventilation pipe It is interior, and eliminate the flue dust in air.

The utility model is further arranged to: the fire exit door body surfaces are provided with fire proof heat-insulation layer.

By using above-mentioned technical proposal, fire retardation can be played by fire proof heat-insulation layer, reach the work for delaying fire behavior With.

The utility model is further arranged to: the fire exit door offers the observation panel for facilitating observation, and the observation panel is set It is equipped with flame resistant glass.

By using above-mentioned technical proposal, when fire occurs, side towards the fire glass is burst quickly after meeting high temperature, plastic clip of preventing fires Layer about ten times or so of foaming and intumescing, and largely high heat brought by absorption flame combustion in succession, forms White-opalescent fire prevention Offset plate, hardness can guarantee fire integrity, and porous structure makes it have heat-blocking action；And pass through observation panel side Just the case where observing on the outside of fire exit door, facilitates indoor occupant to judge fire behavior.

In conclusion the utility model has the following beneficial effects:

1, after smoke inductor senses the flue dust in air, inductive signal is exported to control device, control device receives After inductive signal, control driving motor starting so that extraneous air be made to enter in ventilation pipe, and eliminates the cigarette in air Dirt, and since the inlet end of ventilation pipe is close to fire-fighting door main body, it can achieve effectively reduce flue dust across fire-fighting in this way The amount of door main body.

2, when needing to overhaul driving motor and fan or replacing porous dust bag, opening protective cover plate can be overhauled Driving motor and fan or the porous dust bag of replacement.

3, the case where being facilitated on the outside of observation fire exit door by observation panel, facilitates indoor occupant to judge fire behavior.

Detailed description of the invention

Fig. 1 is the perspective view of the present embodiment；

Fig. 2 is the cross-sectional view of the present embodiment；

Fig. 3 is the system block diagram of the present embodiment.

Detailed description of the invention: 1, fire-fighting door main body；2, ventilation pipe；3, porous dust bag；4, fan；5, driving motor；6, lead to Stomata；7, strainer；8, smoke inductor；9, control device；10, protective cover plate；11, fire proof heat-insulation layer；12, observation panel；13, prevent Flint glass.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Wherein identical components are presented with like reference characters.It should be noted that word used in the following description Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" refers respectively to the direction towards or away from geometric center of specific component.

As depicted in figs. 1 and 2, a kind of fire exit door, including fire-fighting door main body 1, fire-fighting door main body 1 are provided with filtering and absorb The absorption plant of soot dust granule in air, absorption plant include being set to fire-fighting door main body 1 and circulating in fire exit door for air Ventilation pipe 2, the both ends of ventilation pipe 2 are connected to 1 surface of fire-fighting door main body respectively, the both ends of ventilation pipe 2 be respectively into Gas end and outlet side, the inlet end of ventilation pipe 2 is close to 1 edge placement of fire-fighting door main body, and the ventilation pipe 2 is set It is equipped with filtering and collects the porous dust bag 3 of soot dust granule in air, porous dust bag 3 can be for cloth bag etc., and snorkel Be provided with the fan 4 that driving outside air flows into ventilation pipe 2 in road 2, fan 4 be located at the inlet end of ventilation pipe 2 with it is more The driving motor 5 of the running of driving fan 4 is installed between hole dust bag 3, and in fire-fighting door main body 1.In this way when there is fire behavior When, it is rotated by 5 driving fan 4 of driving motor, so that extraneous air be made to enter in ventilation pipe 2, and passes through porous dust Bag 3 filters and collects the soot dust granule in air, can effectively reduce the flue dust in outside air in this way, and have ventilation pipe 2 inlet end can achieve the amount that flue dust passes through fire-fighting door main body 1 that effectively reduces close to fire-fighting door main body 1 in this way.

As depicted in figs. 1 and 2, the side wall of fire-fighting door main body 1 is also provided with several ventholes 6, venthole 6 and snorkel The inlet end in road 2 is connected, and can be improved the flow velocity that outside air enters in ventilation pipe 2 by venthole 6, and by into Stomata can be further reduced the amount that flue dust passes through fire-fighting door main body 1.

Absorption plant normal operation is influenced in bulky grain sundries ventilation pipe 2 in order to prevent, as shown in Figure 1, snorkel The inlet end in road 2 be fixed with prevent bulky grain sundries enter strainer 7, by strainer 7 it is possible to prevente effectively from bulky grain sundries into Enter ventilation pipe 2, it is ensured that fan 4 can normal rotation, and cross air filtering in soot dust granule.

In order to facilitate the running of air driving motor 5, as shown in figures 1 and 3, fire-fighting door main body 1 is equipped with smoke inductor 8, and the control device 9 that control driving motor 5 operates is installed in fire-fighting door main body 1, control device 9 includes microcomputer, Control device 9 is electrically connected with smoke inductor 8 and driving motor 5 respectively, and smoke inductor 8 senses the flue dust in air Afterwards, inductive signal is exported to control device 9, after control device 9 receives inductive signal, control driving motor 5 starts, to make outer The air on boundary enters in ventilation pipe 2, and eliminates the flue dust in air.And driving motor 5 and fan 4 are safeguarded for convenience, Fire-fighting door main body 1 is equipped with the protective cover plate 10 of driving motor 5 and fan 4 convenient to overhaul, when needing to overhaul driving motor 5 and wind Fan 4 opens protective cover plate 10 and can overhaul driving motor 5 and fan 4 or replace porous when perhaps replacing porous dust bag 3 Dust bag 3.

In order to improve the fire insulation performance of fire-fighting door main body 1, as shown in Figure 1, the surface of fire-fighting door main body 1 is coated with one Layer fire proof heat-insulation layer 11, fire proof heat-insulation layer 11 can be facing fire retardant coating layer.It can be played by fire proof heat-insulation layer 11 in this way Fire retardation has the function that delay fire behavior.And it consumes door main body and is also provided with the observation panel 12 for facilitating observation, and observe Flame resistant glass 13 is installed, flame resistant glass 13 is composite heat-insulating fire-proof glass 13, and compound heat-insulation type flame resistant glass 13 is logical in mouth 12 Often it is combined by one or more layers attached inorganic fire plastic clip layer of two or more layers original sheet glass.When fire occurs, Xiang Huo Surface glass is burst quickly after meeting high temperature, and about ten times of the successive foaming and intumescing of fireproof gum interlayer or so, and largely absorb flame combustion institute Bring high heat forms White-opalescent Formica, and hardness can guarantee fire integrity, and porous structure makes It is with heat-blocking action.

Specific embodiment is only the explanation to the utility model, is not limitations of the present invention, this field Technical staff can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but only It will be in the scope of the claims of the utility model all by the protection of Patent Law.

Claims (7)

1. a kind of fire exit door, including fire-fighting door main body (1), it is characterised in that: the fire-fighting door main body (1) is provided with absorbing and filtering The absorption plant of soot dust granule in air, the absorption plant include being set to disappearing for air for the fire-fighting door main body (1) The interior ventilation pipe (2) to circulate of anti-door is set in the ventilation pipe (2) and collected the porous collection of soot dust granule in air filtering Dirt bag (3), is fixed on institute at the fan (4) for being set in the ventilation pipe (2) and air being made to circulate in ventilation pipe (2) The driving motor (5) stated fire-fighting door main body (1) and the fan (4) is driven to operate, the inlet end of the ventilation pipe (2) are close In fire-fighting door main body (1) edge placement.

2. a kind of fire exit door according to claim 1, it is characterised in that: the fire-fighting door main body (1) is if side wall offers The dry venthole (6) being connected with the inlet end of the ventilation pipe (2).

3. a kind of fire exit door according to claim 2, it is characterised in that: the inlet end of the ventilation pipe (2) is provided with The strainer (7) of bulky grain sundries.

4. a kind of fire exit door according to claim 1, it is characterised in that: the fire-fighting door main body (1), which is provided with, facilitates dimension Repair the protective cover plate (10) of the driving motor (5) and fan (4).

5. a kind of fire exit door according to claim 1, it is characterised in that: the fire-fighting door main body (1) is provided with smog sense It answers device (8), the control device (9) for controlling driving motor (5) running, the control is provided in the fire-fighting door main body (1) Device (9) processed is electrically connected with the smoke inductor (8) and driving motor (5).

6. a kind of fire exit door according to claim 1, it is characterised in that: fire-fighting door main body (1) surface is provided with anti- Fire screen thermosphere (11).

7. a kind of fire exit door according to claim 6, it is characterised in that: the fire exit door offers the observation for facilitating observation Mouth (12), the observation panel (12) are provided with flame resistant glass (13).