CN220302021U - Fireproof door with smoke exhausting function - Google Patents

Abstract

The utility model provides a fireproof door with a smoke exhausting function. Including the door frame, door frame internal rotation is connected with the door leaf, the positive upper portion of door leaf has been seted up into the mouth of cigarette, the positive lower part of door leaf is provided with evacuation pilot lamp, the well upper portion in the door leaf back is provided with the exhaust pipe, the back of door leaf is provided with the fire hazard pilot lamp, the both sides of exhaust pipe are provided with emergency power source and controller respectively, set up the discharge flue in the door leaf, be provided with the smoke exhaust fan in the discharge flue, be provided with the wind wheel in the discharge flue, one side of wind wheel is provided with smoke sensing probe, the end of discharge flue is provided with the filter screen. The utility model has the advantages that: the smoke enters the smoke exhaust duct from the smoke inlet, the wind wheel transmits the smoke and isolates flame in rotation, and the smoke enters the smoke exhaust duct after being guided by the smoke exhaust fan and is exhausted into an external pipeline or directly exhausted from the smoke exhaust duct. The smoke exhausting structure is not required to be started manually, so that the smoke exhausting device is safer and more convenient, and the labor is saved.

Description

Fireproof door with smoke exhausting function

Technical Field

The utility model relates to the technical field of fireproof doors, in particular to a fireproof door with a smoke exhausting function.

Background

Fireproof doors are specially used for isolating fire sources in house buildings, and have a great effect on fire works, and people can obtain escape opportunities through the fireproof doors once a fire disaster occurs. In fire, smoke also poses a threat to people's life health, in addition to the flame itself.

If authorize the fire door that has the function of discharging fume of bulletin number CN216665440U, rotate through the drive fan of bleeding, can make the dense smoke get into second cigarette chamber through advancing the mouth of a cigarette to guide into first cigarette chamber through the guide hose, and finally discharge to the outdoor through the pipe row of discharging fume through the fan of bleeding from second cigarette intracavity, realize discharging fume to the flue gas, drive small-size motor can drive the closing plate through the lead screw and open or seal second cigarette chamber. However, the smoke exhaust structure needs to be manually controlled to open the sealing plate and then start the air exhaust fan for working, and under the condition of fire disaster, the smoke exhaust structure is not safe enough to be manually started, and takes up manpower. In addition, the sealing plate is opened when the smoke exhaust structure is used for exhausting smoke, and the protective structure is lacked, so that flame can possibly enter the fireproof door from the position to damage the smoke exhaust structure. Therefore, a fireproof door with a smoke exhausting function is provided for improvement.

Disclosure of Invention

The object of the present utility model is to solve at least one of the technical drawbacks.

Therefore, an object of the present utility model is to provide a fireproof door with smoke exhausting function, so as to solve the problems mentioned in the background art and overcome the defects in the prior art.

In order to achieve the above purpose, an embodiment of an aspect of the present utility model provides a fire door with a smoke exhaust function, including a door frame, a door leaf is rotationally connected to the door frame, a smoke inlet is provided at an upper portion of a front surface of the door leaf, a evacuation indicator is provided at a lower portion of the front surface of the door leaf, a smoke exhaust pipe is provided at a middle upper portion of a back surface of the door leaf, a fire indicator is provided at a back surface of the door leaf, emergency power sources and a controller are respectively provided at two sides of the smoke exhaust pipe, a smoke exhaust duct is provided in the door leaf, a smoke exhaust fan is provided in the smoke exhaust duct, a wind wheel is provided in the smoke exhaust duct, a smoke sensing probe is provided at one side of the wind wheel, and a filter screen is provided at an end of the smoke exhaust duct.

By the scheme, it is preferable that the front and back surfaces of the door leaf are provided with handles, and the evacuation indicator light, the fire indicator light and the smoke exhaust fan are electrically connected with the emergency power supply and the controller.

By any of the above schemes, it is preferable that the smoke exhaust pipe is a flexible pipe, and the fire indicator lamp is arranged at one side of the handle.

The technical scheme is adopted: the door frame is used for installing the fireproof door, is installed in a door opening reserved in a building, and is used as a foundation of a door leaf. The door leaf is used as the main structure of the fireproof door and plays roles of dredging, fireproof, smoke isolation and the like. The handles arranged on the front side and the back side of the door leaf can facilitate people to open and close the door leaf. When fire occurs, indoor smoke can enter the smoke exhaust duct from the smoke inlet to exhaust smoke. The evacuation indicator lamp can evacuate and guide trapped people when a fire disaster occurs. The smoke exhaust pipe adopts a flexible pipe, so that the smoke exhaust pipe can move along with the door leaf when the door leaf is opened. The fume exhaust pipe is used for discharging fume outwards, and an external pipeline can be connected with the fume exhaust pipe to lead the fume to a dischargeable place for discharge. The fire indicator lamp can carry out fire prompt to outside personnel in preventing fire door outside, installs its near at the handle, can carry out striking warning when outside personnel hold the handle and open the door.

By any of the above schemes, preferably, the flue adopts a Z-shaped structure, and the smoke exhaust pipe is fixedly connected in the smoke outlet end of the flue.

By any of the above schemes, it is preferable that a layer of protective shell is arranged on the inner wall of the exhaust flue, and the protective shell is made of high-temperature resistant metal materials.

The technical scheme is adopted: the evacuation indicator lamp, the fire indicator lamp and the smoke exhaust fan are electrically connected with the emergency power supply and the controller, so that the emergency power supply can supply power to the emergency power supply, and the controller can control the start and stop of the emergency power supply and the controller. The smoke exhaust flue is used for discharging the smoke on the inner side of the fireproof door to the outer side. The exhaust flue adopts Z-shaped structure, so that the damage to the smoke exhaust fan caused by flame rushing into the exhaust flue can be effectively avoided. The high temperature resistant metal protective housing that sets up on the discharge flue inner wall can protect the door leaf of discharge flue position, prevents that the door leaf from suffering flame damage in discharge flue position.

In any of the above aspects, it is preferable that the smoke exhaust fan is disposed at a lower portion of the smoke exhaust duct, and the wind wheel is disposed at an upper portion of the smoke exhaust duct.

By any of the above schemes, preferably, the wind wheel is rotatably connected with the door leaf through a rotating shaft, and the filter screen is arranged at the position of the smoke inlet.

The technical scheme is adopted: the smoke exhausting fan is used for applying power to smoke, so that the smoke enters the smoke exhaust duct from the inner side of the fireproof door and is exhausted into the smoke exhaust pipe from the smoke exhaust duct. The wind wheel is used for separating the exhaust flue, so that flame is prevented from spreading downwards along the exhaust flue to burn the smoke exhaust fan. The smoke sensing probe is used for sensing smoke, and the filter screen can filter the smoke. When in use, the fireproof door is installed at a required position, and an external pipeline is connected with the smoke exhaust pipe and led to a position where smoke can be exhausted according to the requirement. When a fire disaster occurs, the smoke sensing probe senses smoke and transmits signals to the controller, and the controller controls the evacuation indicator lamp, the fire disaster indicator lamp and the smoke exhaust fan to be started. The evacuation indicator light and the fire indicator light are used for carrying out evacuation guidance and fire prompting on people on two sides of the fireproof door respectively. The smoke enters the smoke exhaust duct from the smoke inlet, the wind wheel transmits the smoke and isolates flame in rotation, and the smoke enters the smoke exhaust duct after being guided by the smoke exhaust fan and is exhausted into an external pipeline or directly exhausted from the smoke exhaust duct.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

1. this prevent fire door with function of discharging fume through setting up smoke sensing probe, controller, emergency power source, cooperates evacuation pilot lamp, conflagration pilot lamp and smoking fan, when the conflagration, smoke sensing probe perception smog, to controller transmission signal, controller control evacuation pilot lamp, conflagration pilot lamp and smoking fan start. The evacuation indicator light and the fire indicator light are used for carrying out evacuation guidance and fire prompting on people on two sides of the fireproof door respectively. The smoke enters the smoke exhaust duct from the smoke inlet, the wind wheel transmits the smoke and isolates flame in rotation, and the smoke enters the smoke exhaust duct after being guided by the smoke exhaust fan and is exhausted into an external pipeline or directly exhausted from the smoke exhaust duct. The smoke exhausting structure is not required to be started manually, so that the smoke exhausting device is safer and more convenient, and the labor is saved.

2. This prevent fire door with function of discharging fume through setting up the protective housing in the discharge flue, high temperature resistant metal protective housing can protect the door leaf of discharge flue position, prevents that the door leaf from suffering flame damage in discharge flue position. The wind wheel can separate the exhaust flue, prevent flame from spreading downwards along the exhaust flue and further burn out the smoke exhaust fan, and is favorable for prolonging the service life of the fireproof door.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a first view structure according to the present utility model;

FIG. 2 is a schematic view of a second view angle structure according to the present utility model;

FIG. 3 is a schematic view of the present utility model in cross-section;

fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.

In the figure: 1-door frame, 2-door leaf, 3-handle, 4-smoke inlet, 5-evacuation indicator lamp, 6-smoke exhaust pipe, 7-fire indicator lamp, 8-emergency power supply, 9-controller, 10-discharge flue, 11-protective shell, 12-smoke exhaust fan, 13-wind wheel, 14-smoke sensing probe and 15-filter screen.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

As shown in fig. 1 to 4, the utility model comprises a door frame 1, wherein a door leaf 2 is rotationally connected to the door frame 1, a smoke inlet 4 is formed in the upper part of the front surface of the door leaf 2, an evacuation indicator lamp 5 is arranged in the lower part of the front surface of the door leaf 2, a smoke exhaust pipe 6 is arranged in the middle upper part of the back surface of the door leaf 2, a fire indicator lamp 7 is arranged in the back surface of the door leaf 2, an emergency power supply 8 and a controller 9 are respectively arranged on two sides of the smoke exhaust pipe 6, a smoke exhaust channel 10 is formed in the door leaf 2, a smoke exhaust fan 12 is arranged in the smoke exhaust channel 10, a wind wheel 13 is arranged in the smoke exhaust channel 10, a smoke sensing probe 14 is arranged on one side of the wind wheel 13, and a filter screen 15 is arranged at the tail end of the smoke exhaust channel 10.

Example 1: the front and back surfaces of the door leaf 2 are provided with handles 3, and the evacuation indicator lamp 5, the fire indicator lamp 7 and the smoke exhaust fan 12 are electrically connected with an emergency power supply 8 and a controller 9. The smoke exhaust pipe 6 adopts a flexible pipe, and the fire indicator lamp 7 is arranged at one side of the handle 3. The door frame 1 is used for installing a fireproof door, is installed in a door opening reserved in a building, and is used as a base of the door leaf 2. The door leaf 2 is used as a main structure of the fireproof door and plays roles of dredging, fireproof, smoke isolation and the like. The handles 3 arranged on the front and back surfaces of the door leaf 2 can facilitate people to open and close the door leaf 2. In the event of a fire, smoke in the room may enter the smoke outlet 10 from the smoke inlet 4 for discharging smoke. The evacuation indicator lamp 5 can evacuate and guide trapped people when a fire disaster occurs. The smoke evacuation tube 6 is a flexible tube so that it can follow the movement of the door leaf 2 when the door leaf 2 is opened. The smoke exhaust pipe 6 is used to exhaust smoke outwards, and an external pipe can be connected with the smoke exhaust pipe to lead the smoke to a dischargeable place for discharge. The fire indicator lamp 7 can give a fire prompt to an outside person outside the fire door, and is installed near the handle 3, so that the outside person can give a noticeable prompt when holding the handle 3 to open the door.

Example 2: the smoke discharge duct 10 adopts a Z-shaped structure, and the smoke discharge pipe 6 is fixedly connected in the smoke outlet end of the smoke discharge duct 10. The inner wall of the exhaust flue 10 is provided with a layer of protective shell 11, and the protective shell 11 is made of high-temperature-resistant metal materials. The evacuation indicator lamp 5, the fire indicator lamp 7 and the smoke exhaust fan 12 are electrically connected with the emergency power supply 8 and the controller 9, so that the emergency power supply 8 can supply power to the emergency power supply, and the controller 9 can control the start and stop of the emergency power supply 8 and the controller 9. The discharge flue 10 is used for discharging the smoke inside the fireproof door to the outside. The exhaust flue 10 adopts a Z-shaped structure, so that the damage to the smoke exhaust fan 12 caused by flame rushing into the exhaust flue 10 can be effectively avoided. The high temperature resistant metal protective housing 11 that sets up on the inner wall of discharge flue 10 can protect the door leaf 2 of discharge flue 10 position, prevents that door leaf 2 from suffering flame damage in discharge flue 10 position.

Example 3: the smoke exhaust fan 12 is disposed at the lower portion of the smoke exhaust duct 10, and the wind wheel 13 is disposed at the upper portion of the smoke exhaust duct 10. The wind wheel 13 is rotationally connected with the door leaf 2 through a rotating shaft, and the filter screen 15 is arranged at the position of the smoke inlet 4. The smoke extractor fan 12 is configured to apply a motive force to the smoke to cause the smoke to enter the smoke stack 10 from the inside of the fire door and to be exhausted from the smoke stack 10 into the smoke exhaust 6. The wind wheel 13 is used for blocking the exhaust flue 10, so that flames are prevented from spreading downwards along the exhaust flue 10 and burning the smoke exhaust fan 12. The smoke sensor 14 is used for sensing smoke, and the filter screen 15 can filter the smoke. In use, the fire door is mounted in a desired position and, as required, an external duct is used to connect with the smoke evacuation tube 6 and to direct the smoke to be vented. When a fire occurs, the smoke sensing probe 14 senses smoke and transmits a signal to the controller 9, and the controller 9 controls the evacuation indicator lamp 5, the fire indicator lamp 7 and the smoke exhaust fan 12 to be started. The evacuation indicator lamp 5 and the fire indicator lamp 7 respectively conduct evacuation guidance and fire prompt on people on two sides of the fireproof door. The smoke enters the exhaust flue 10 from the smoke inlet 4, the wind wheel 13 transmits the smoke and isolates flame in rotation, and the smoke enters the smoke exhaust pipe 6 after being guided by the smoke exhaust fan 12 and is exhausted into an external pipeline or directly exhausted from the smoke exhaust pipe 6.

The working principle of the utility model is as follows:

s1, installing the fireproof door to a required position, and connecting the fireproof door with a smoke exhaust pipe 6 by using an external pipeline and leading the fireproof door to a position capable of exhausting smoke according to requirements;

and S2, when a fire disaster occurs, the smoke sensing probe 14 senses smoke and transmits signals to the controller 9, and the controller 9 controls the evacuation indicator lamp 5, the fire indicator lamp 7 and the smoke exhaust fan 12 to be started. The evacuation indicator lamps 5 and the fire indicator lamps 7 are used for respectively carrying out evacuation guidance and fire prompting on people on two sides of the fireproof door;

s3, smoke enters the exhaust flue 10 from the smoke inlet 4, the wind wheel 13 transmits the smoke in rotation and isolates flame, and the smoke is guided by the smoke exhausting fan 12 to enter the smoke exhausting pipe 6 and is exhausted into an external pipeline or directly exhausted from the smoke exhausting pipe 6.

Compared with the prior art, the utility model has the following beneficial effects compared with the prior art:

1. this prevent fire door with function of discharging fume through setting up smoke sensing probe 14, controller 9, emergency power source 8, cooperates evacuation pilot lamp 5, fire indicator lamp 7 and smoking fan 12, when the conflagration breaks out, smoke sensing probe 14 perception smog, to controller 9 transmission signal, controller 9 control evacuation pilot lamp 5, fire indicator lamp 7 and smoking fan 12 start. The evacuation indicator lamp 5 and the fire indicator lamp 7 respectively conduct evacuation guidance and fire prompt on people on two sides of the fireproof door. The smoke enters the exhaust flue 10 from the smoke inlet 4, the wind wheel 13 transmits the smoke and isolates flame in rotation, and the smoke enters the smoke exhaust pipe 6 after being guided by the smoke exhaust fan 12 and is exhausted into an external pipeline or directly exhausted from the smoke exhaust pipe 6. The smoke exhausting structure is not required to be started manually, so that the smoke exhausting device is safer and more convenient, and the labor is saved.

2. This prevent fire door with function of discharging fume through setting up protective housing 11 in discharge flue 10, high temperature resistant metal protective housing 11 can protect the door leaf 2 of discharge flue 10 position, prevents that door leaf 2 from suffering flame damage in discharge flue 10 position. The wind wheel 13 can separate the exhaust flue 10, prevent flame from spreading downwards along the exhaust flue 10 and further burn the smoke exhaust fan 12, and is favorable for prolonging the service life of the fireproof door.

Claims (7)

1. A fireproof door with a smoke exhausting function, which comprises a door frame (1); the novel smoke evacuation device is characterized in that a door leaf (2) is rotationally connected to a door frame (1), a smoke inlet (4) is formed in the upper portion of the front face of the door leaf (2), a evacuation indicator lamp (5) is arranged at the lower portion of the front face of the door leaf (2), a smoke evacuation pipe (6) is arranged at the middle upper portion of the back face of the door leaf (2), fire indicator lamps (7) are arranged at the back face of the door leaf (2), emergency power supplies (8) and a controller (9) are respectively arranged on two sides of the smoke evacuation pipe (6), a smoke evacuation pipe (10) is formed in the door leaf (2), a smoke evacuation fan (12) is arranged in the smoke evacuation pipe (10), a smoke sensing probe (14) is arranged on one side of the wind wheel (13), and a filter screen (15) is arranged at the tail end of the smoke evacuation pipe (10).

2. A fire rated door with smoke venting function as defined in claim 1, wherein: the front and back surfaces of the door leaf (2) are respectively provided with a handle (3), and the evacuation indicator lamp (5), the fire indicator lamp (7) and the smoke exhausting fan (12) are electrically connected with the emergency power supply (8) and the controller (9).

3. A fire rated door with smoke venting function as defined in claim 2, wherein: the smoke exhaust pipe (6) adopts a flexible pipe, and the fire indicator lamp (7) is arranged on one side of the handle (3).

4. A fire rated door with smoke venting function as recited in claim 3, wherein: the smoke exhaust pipe (6) is fixedly connected in the smoke outlet end of the smoke exhaust pipe (10).

5. The fire door with smoke evacuation function of claim 4, wherein: a layer of protective shell (11) is arranged on the inner wall of the exhaust flue (10), and the protective shell (11) is made of high-temperature-resistant metal materials.

6. A fire rated door with smoke venting function as defined in claim 5, wherein: the smoke exhausting fan (12) is arranged at the lower part of the smoke discharging flue (10), and the wind wheel (13) is arranged at the upper part of the smoke discharging flue (10).

7. The fire door with smoke evacuation function of claim 6, wherein: the wind wheel (13) is rotationally connected with the door leaf (2) through a rotating shaft, and the filter screen (15) is arranged at the position of the smoke inlet (4).