CN219061437U

CN219061437U - Fireproof door with good smoke isolation effect

Info

Publication number: CN219061437U
Application number: CN202223560177.6U
Authority: CN
Inventors: 厉文榜
Original assignee: Zhejiang Hangqian Door Industry Co ltd
Current assignee: Zhejiang Hangqian Door Industry Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-05-23
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a fireproof door with good smoke isolation effect, which comprises a fireproof door body, wherein an airtight mechanism is arranged at the edge of the fireproof door body and used for blocking smoke from passing through the fireproof door under the condition of fire, the airtight mechanism comprises a sealing groove and a sealing ring, the sealing groove is arranged at the side edge of the fireproof door body and surrounds the fireproof door body for one circle, the sealing ring is sleeved in the sealing groove, and the sealing ring adopts a hollow structure and has elasticity. The utility model is suitable for the fireproof door, when the fireproof door is used, the sealing ring is in the first form, namely flat and completely contracts in the sealing groove under the condition that no fire occurs, at the moment, the opening and closing of the fireproof door cannot be affected by the sealing ring, the use is convenient, and when the fire occurs, the sealing ring is inflated from the first form to the second form through inflation or liquid filling, namely the sealing ring is inflated and swelled, and the door gap of the fireproof door is filled, so that the fireproof door has better smoke prevention effect and higher safety.

Description

Fireproof door with good smoke isolation effect

Technical Field

The utility model relates to the technical field of fireproof doors, in particular to a fireproof door with a good smoke isolation effect.

Background

The fireproof door is a door which can meet the requirements of fire resistance stability, integrity and heat insulation in a certain time, is arranged in a fireproof partition area, an evacuation stairwell, a vertical shaft and other places, has a fireproof partition with a certain fire resistance, and is normally opened in normal times, so that people can pass conveniently, and the fireproof door can be used for fire evacuation under the condition of fire; normally closed fireproof doors are normally in a closed state, and can effectively block the invasion of strong smoke and fire after a fire disaster occurs, so that normally open fireproof doors are mostly lack of a sealed structure (when in normal use, the sealing structure can cause the normally open fireproof door to be inconvenient to open and close), and therefore when the fire disaster occurs, people can only block fire after evacuating, but the strong smoke can pass through gaps of the fireproof doors, and the safety of the strong smoke and fire door is affected.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide the fireproof door with good smoke isolation effect.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model discloses a fireproof door with good smoke isolation effect, which comprises a fireproof door body, wherein an airtight mechanism is arranged at the edge of the fireproof door body and used for blocking smoke from passing through the fireproof door under the condition of fire, the airtight mechanism comprises a sealing groove and a sealing ring, the sealing groove is arranged at the side edge of the fireproof door body and surrounds the fireproof door body, the sealing ring is sleeved in the sealing groove, the sealing ring adopts a hollow structure and has elasticity, the sealing ring is in a flat first form when the internal pressure is smaller than the external pressure, the sealing ring is in an expanded second form when the internal pressure is larger than the external pressure, and the sealing ring can be expanded from the first form to the second form through inflation or liquid filling.

Preferably, when the sealing ring is in the first state, the sealing ring is completely positioned in the sealing groove, and when the sealing ring is in the second state, the expansion of the sealing ring exceeds the edge of the fireproof door body, so that the sealing ring can fill a door gap of the fireproof door when expanding to the second state, and the effect of smoke prevention is achieved.

Preferably, the inside of the fireproof door body is provided with a cavity, a liquid bag is arranged in the cavity, the liquid bag is connected with the sealing ring through a connecting pipe, when the fireproof door needs to be sealed and smoke-proof, liquid in the liquid bag can be filled into the sealing ring through the connecting pipe, so that the sealing ring is changed into a second form from a first form, a door gap of the fireproof door is filled, and the smoke-proof effect is achieved.

Preferably, a micro pump (volume and liquid bag adaptation) is installed inside the liquid bag, a pump liquid pipe of the micro pump is connected with one end of the connecting pipe, and the micro pump can pump liquid inside the liquid bag into the sealing ring, so that the sealing ring bulges to seal the fireproof door.

As the preference, prevent fire door body surface inlays and is equipped with temperature sensor, prevent fire door body inside and be located liquid sac top department is provided with the mounting panel, assembly liquid filling mouth and controller on the mounting panel, the controller with temperature sensor and micropump electric connection, when temperature sensor sensed the temperature and reached the settlement temperature, controller automatic control micropump was opened, perhaps the manual work was opened through controller control micropump, with the inside liquid pump of liquid sac inside go into the inside of sealing washer, make the sealing washer swell seal up preventing fire door.

Preferably, a back cover is arranged on the back surface of the fireproof door body at the position of the liquid bag.

Preferably, a power supply is further installed in the fireproof door body, and the power supply is used for supplying power to the controller, the temperature sensor and the micropump.

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

when the fireproof door is used, under the condition that no fire occurs, the sealing ring is in a first form, namely, is flat, and is completely contracted in the sealing groove, at the moment, the switch of the fireproof door cannot be affected by the sealing ring, the fireproof door is convenient to use, and when the fire occurs, the sealing ring is inflated to a second form through inflation or liquid filling from the first form, namely, the sealing ring is inflated to swell, and a door gap of the fireproof door is filled, so that the fireproof door is good in smoke prevention effect and higher in safety.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the back structure of the present utility model;

FIG. 3 is a schematic view of a seal ring according to the present utility model;

FIG. 4 is a schematic view of a seal ring installation structure in the present utility model.

Reference numerals: 1. a back cover; 2. a fireproof door body; 3. a seal ring; 4. sealing grooves; 5. a temperature sensor; 6. a connecting pipe; 7. a liquid filling nozzle; 8. a controller; 9. a mounting plate; 10. and (3) a liquid sac.

Detailed Description

The following is a detailed description of a fire door with good smoke-insulating effect with reference to fig. 1 to 4. The fireproof door with good smoke isolation effect is not limited to the description of the following embodiments.

Example 1:

the embodiment provides a fire door with good smoke isolation effect, as shown in fig. 1-4, including fire door body 2, the edge of fire door body 2 is provided with airtight mechanism, be used for the separation smog to pass fire door under the condition of appearing the fire condition, airtight mechanism includes seal groove 4 and sealing washer 3, seal groove 4 sets up in the side edge of fire door body 2, and around fire door body 2 round, sealing washer 3 cup joints in seal groove 4, sealing washer 3 adopts hollow structure and has elasticity, sealing washer 3 is in flat first form when internal pressure is less than external pressure, sealing washer 3 is in the second form of inflation when internal pressure is greater than external pressure, sealing washer 3 accessible is inflated or is inflated into liquid and is expanded to the second form by first form.

By adopting the technical scheme:

when the fireproof door is used, under the condition that no fire occurs, the sealing ring 3 is in a first form, namely is flat, and is completely contracted in the sealing groove 4, at the moment, the switch of the fireproof door cannot be affected by the sealing ring 3, the fireproof door is convenient to use, and when the fire occurs, the sealing ring 3 is inflated to a second form from the first form through inflation or liquid filling, namely, the sealing ring 3 is inflated and swelled, and a door gap of the fireproof door is filled, so that the fireproof door is good in smoke prevention effect and higher in safety.

Example 2

On the basis of embodiment 1, in this embodiment, when the sealing ring 3 is in the first form, the sealing ring 3 is completely located inside the sealing groove 4, and when the sealing ring 3 is in the second form, the expansion of the sealing ring 3 exceeds the edge of the fireproof door body 2, so that the door gap of the fireproof door can be filled when the sealing ring 3 expands to the second form, and the effect of smoke prevention is achieved.

The inside of fire prevention door body 2 is provided with the cavity, is provided with liquid bag 10 in the inside of cavity, is connected through connecting pipe 6 between liquid bag 10 and the sealing washer 3, when preventing fire door needs sealed smoke protection, the inside of sealing washer 3 can be poured into through connecting pipe 6 to the inside liquid of liquid bag 10, makes sealing washer 3 change into the second form by first form, fills the crack of preventing fire door, reaches the effect of smoke protection.

The micro pump (volume and liquid bag 10 adaptation) is installed to the inside of liquid bag 10, and the pump liquid pipe of micro pump is connected with the one end of connecting pipe 6, and the micro pump can be with the inside liquid pump of liquid bag 10 inside go into the inside of sealing washer 3, makes sealing washer 3 swell and seals fire door.

The surface of the fireproof door body 2 is embedded with a temperature sensor 5, a mounting plate 9 is arranged above the liquid sac 10 in the fireproof door body 2, a liquid filling nozzle 7 and a controller 8 are assembled on the mounting plate 9, and the controller 8 is electrically connected with the temperature sensor 5 and the micropump.

The back of the fireproof door body 2 is provided with a back cover 1 at the position of the liquid bag 10.

The fireproof door body 2 is internally provided with a power supply which is used for supplying power to the controller 8, the temperature sensor 5 and the micropump.

By adopting the technical scheme:

when the temperature sensor 5 senses that the temperature reaches the set temperature, the controller 8 automatically controls the micro pump to be opened, or the controller 8 controls the micro pump to be opened manually, so that liquid in the liquid bag 10 is pumped into the sealing ring 3, and the sealing ring 3 bulges to seal the fireproof door.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The effectual fire door of preventing smoke, its characterized in that: including fire door body (2), the edge of fire door body (2) is provided with airtight mechanism for the separation smog passes fire door under the condition of appearing the condition of a fire, airtight mechanism includes:

the sealing groove (4) is formed in the side edge of the fireproof door body (2) and surrounds the fireproof door body (2) for one circle;

the sealing ring (3) is sleeved in the sealing groove (4);

the sealing ring (3) adopts a hollow structure and has elasticity, the sealing ring (3) is in a flat first form when the internal pressure is smaller than the external pressure, the sealing ring (3) is in an expanded second form when the internal pressure is larger than the external pressure, and the sealing ring (3) can be expanded from the first form to the second form through inflation or liquid filling.

2. The fire door with good smoke-insulating effect according to claim 1, wherein: when the sealing ring (3) is in the first form, the sealing ring (3) is completely positioned in the sealing groove (4), and when the sealing ring (3) is in the second form, the expansion of the sealing ring (3) exceeds the edge of the fireproof door body (2).

3. The fire door with good smoke-insulating effect according to claim 1, wherein: the fireproof door is characterized in that a cavity is formed in the fireproof door body (2), a liquid bag (10) is arranged in the cavity, and the liquid bag (10) is connected with the sealing ring (3) through a connecting pipe (6).

4. A fire door with good smoke barrier effect according to claim 3, wherein: the miniature pump is arranged in the liquid bag (10), and a liquid pumping pipe of the miniature pump is connected with one end of the connecting pipe (6).

5. The fire door with good smoke-insulating effect according to claim 4, wherein: the fire door is characterized in that a temperature sensor (5) is embedded on the surface of the fire door body (2), a mounting plate (9) is arranged above the liquid sac (10) in the fire door body (2), a liquid filling nozzle (7) and a controller (8) are assembled on the mounting plate (9), and the controller (8) is electrically connected with the temperature sensor (5) and the micropump.

6. The fire door with good smoke-insulating effect according to claim 5, wherein: the back of the fireproof door body (2) is provided with a back cover (1) at the position of the liquid bag (10).

7. The fire door with good smoke-insulating effect according to claim 6, wherein: the fireproof door body (2) is internally provided with a power supply which is used for supplying power to the controller (8), the temperature sensor (5) and the micropump.