CN223482543U - Fireproof door with silencing function - Google Patents

Abstract

The utility model discloses a prevent fire door with amortization function belongs to the fire door field, including door frame and door plant, movable mounting between door frame and the door plant, the door plant includes the frame, the middle part of frame is provided with the barrier layer, and the side of barrier layer is provided with the acoustic board, and one side of acoustic board is provided with the sound absorbing layer; the utility model discloses a set up sand grain barrier layer, can block the propagation of sound, and polyester fiber material's acoustic baffle can absorb the sound wave, the polyurethane soft foam acoustic layer of cooperation trompil structure simultaneously can make the slow reduction of sound disappear, the sound insulation effect of this fire door has been improved, through setting up the frame of being made by fire-retardant board, when the conflagration takes place, can show the slow down burning rate, reduce flame propagation, and utilize glass fiber material's fire-retardant layer, when the frame is burnt by the flame, can further block the intensity of a fire, thereby the fireproof effect of this fire door has been strengthened.

Description

Fireproof door with silencing function

Technical Field

The utility model belongs to the technical field of fireproof doors, and particularly relates to a fireproof door with a silencing function.

Background

The fireproof door is a fireproof partition arranged between fireproof partitions and used for evacuation, has the function of preventing fire from spreading and smoke from spreading besides the function of a common door, and can prevent the fire from spreading for a certain time, thereby ensuring personnel evacuation.

According to the prior art, the patent is known as a high-temperature-resistant sound insulation fireproof door with the publication number of CN220014957U, and has the advantages of good high temperature resistance and sound insulation, but the following defects exist in the practical use process: as can be seen from fig. 5 of the specification of the patent, in the door panel assembly, the thickness of the sound-deadening plate is thin, that is, the composition ratio of the sound-deadening plate is small, which results in poor sound-deadening effect of the fire door, and therefore, we propose a fire door with sound-deadening function.

Disclosure of utility model

The utility model aims to provide a fireproof door with a silencing function, so as to solve the problems in the background technology.

In order to achieve the above purpose, the fireproof door with the silencing function comprises a door frame and a door plate, wherein the door plate is movably installed between the door frame and the door plate and comprises an outer frame, a blocking layer is arranged in the middle of the outer frame, a sound absorbing plate is arranged on the side face of the blocking layer, a sound absorbing layer is arranged on one side of the sound absorbing plate, a flame retardant layer is arranged on one side of the sound absorbing layer, and the number of the sound absorbing plate, the number of the sound absorbing layer and the number of the flame retardant layer are two.

As a preferred implementation mode, the door frame is movably connected with the door plate through a hinge, and the front surface of the door plate is fixedly connected with a handle.

As a preferred embodiment, the outer frame is made of a flame retardant board material, the barrier layer is a sand layer, and the barrier layer is filled between two sound absorbing boards.

As a preferable implementation mode, the sound absorbing plate is made of polyester fiber material, and the sound absorbing plate is fixedly connected with the outer frame.

As a preferred embodiment, the sound absorbing layer is a polyurethane soft foam, and the sound absorbing layer is filled between the sound absorbing plate and the flame retardant layer.

In a preferred embodiment, the material of the flame-retardant layer is a glass fiber material, and the flame-retardant layer is in contact with the inner side of the outer frame.

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

According to the fireproof door with the silencing function, the sand blocking layer is arranged, so that the transmission of sound can be blocked, the sound wave can be absorbed by the sound absorbing plate made of the polyester fiber material, and meanwhile, the sound wave can be further absorbed by the polyurethane soft foam sound absorbing layer with the open pore structure, so that the sound is slowly reduced and disappears, and the sound insulation effect of the fireproof door is improved;

This prevent fire door with amortization function through setting up the frame of being made by fire-retardant board, when the conflagration takes place, can show to slow down combustion speed to reduce flame propagation, and utilize glass fiber material's fire-retardant layer, when the frame is burnt by the flame, can further block the intensity of a fire, thereby strengthened the fireproof effect of this prevent fire door.

Drawings

FIG. 1 is a schematic front view of the structure of the present utility model;

FIG. 2 is a side partial cross-sectional view of a door panel in accordance with the present utility model;

Fig. 3 is an enlarged schematic view of the structure of the present utility model at a in fig. 2.

In the figure, 1, a door frame, 2, a door plate, 21, an outer frame, 22, a barrier layer, 23, a sound absorption plate, 24, a sound absorption layer, 25, a flame retardant layer and 3, a hinge.

Detailed Description

The utility model is further described below with reference to examples.

The following examples are illustrative of the present utility model but are not intended to limit the scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple modifications of the method of the utility model under the premise of the conception of the utility model are all within the scope of the utility model as claimed.

Referring to fig. 1, the utility model provides a fireproof door with a silencing function, which comprises a door frame 1 and a door plate 2, wherein the door frame 1 and the door plate 2 are movably installed, the door frame 1 and the door plate 2 are movably connected through a hinge 3, and the front surface of the door plate 2 is fixedly connected with a handle;

in this embodiment, the surfaces of the door frame 1 and the door panel 2 are coated with the fireproof paint during production, so that the fireproof effect of the fireproof door can be enhanced.

Referring to fig. 1 and 3, a door panel 2 includes an outer frame 21, a barrier layer 22 is disposed in the middle of the outer frame 21, the outer frame 21 is made of a flame retardant board material, the barrier layer 22 is a sand layer, a sound absorbing board 23 is disposed on a side surface of the barrier layer 22, the sound absorbing board 23 is made of a polyester fiber material, the sound absorbing board 23 is fixedly connected with the outer frame 21, a sound absorbing layer 24 is disposed on one side of the sound absorbing board 23, and the sound absorbing layer 24 is made of polyurethane soft foam;

In this embodiment, because the outer frame 21 is made of the flame retardant board, and the existing flame retardant board has flame retardance, smoke suppression, corrosion resistance and insect resistance, the burning speed can be obviously slowed down when a fire disaster occurs, the flame propagation is reduced, sand particles are used as the barrier layer 22, the propagation of sound can be blocked, and when the fire disaster occurs, the flame can be prevented from burning through the door plate 2, the sound absorbing board 23 made of the polyester fiber material has the characteristics of sound absorption, flame retardance, heat insulation, heat preservation and the like, the effects of silencing and fire prevention can be achieved, and meanwhile, the sound absorbing layer 24 is a polyurethane soft foam with an open-pore structure, has the properties of low density, sound absorption, heat preservation and the like, and the sound absorbing effect of the fireproof door can be further enhanced.

Referring to fig. 1 and 3, a flame retardant layer 25 is disposed on one side of a sound absorbing layer 24, the flame retardant layer 25 is made of glass fiber material, the flame retardant layer 25 contacts with the inner side of an outer frame 21, the number of sound absorbing plates 23, the number of sound absorbing layers 24 and the number of flame retardant layers 25 are two, a barrier layer 22 is filled between the two sound absorbing plates 23, and the sound absorbing layer 24 is filled between the sound absorbing plates 23 and the flame retardant layer 25;

in this embodiment, since the glass fiber material has the characteristics of flame retardance and high temperature resistance, the glass fiber material has good performance in a high temperature environment, can keep structural stability, does not melt or burn, and when the outer frame 21 is burned through by flame in the process of fire, the flame retardant layer 25 of the glass fiber material can further block the fire, thereby enhancing the fireproof effect of the fireproof door.

The utility model adopts the working principle and the use flow that firstly, the outer frame 21 is manufactured by using a flame retardant plate, and the existing flame retardant plate has flame retardance, smoke suppression, corrosion resistance and insect resistance, can obviously slow down the burning speed and reduce the flame propagation when a fire disaster occurs, and when the outer frame 21 is burnt through by the flame, the flame retardant layer 25 of the glass fiber material can further block the fire, thereby enhancing the fireproof effect of the fireproof door;

The sound absorbing plate 23 made of polyester fiber material has the characteristics of sound absorption, flame retardance, heat insulation, heat preservation and the like, can play a role in silencing and fireproof, and meanwhile, the sound absorbing layer 24 is made of polyurethane soft foam with an open pore structure, has the properties of low density, sound absorption, heat preservation and the like, and can further enhance the silencing effect of the fireproof door;

Finally, sand particles are used as the barrier layer 22, so that not only can the transmission of sound be blocked, but also the flame can be prevented from burning through the door plate 2 when a fire disaster occurs, and the silencing and flame-retarding effects of the fireproof door are improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made to these embodiments without departing from the principles of the present utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The fireproof door with the silencing function comprises a door frame (1) and a door plate (2) and is characterized in that the door frame (1) and the door plate (2) are movably installed, the door plate (2) comprises an outer frame (21), a blocking layer (22) is arranged in the middle of the outer frame (21), a sound absorbing plate (23) is arranged on the side face of the blocking layer (22), a sound absorbing layer (24) is arranged on one side of the sound absorbing plate (23), a flame retardant layer (25) is arranged on one side of the sound absorbing layer (24), and the number of the sound absorbing plate (23), the sound absorbing layer (24) and the number of the flame retardant layer (25) are two.

2. The fireproof door with the silencing function according to claim 1, wherein the door frame (1) is movably connected with the door plate (2) through a hinge (3), and a handle is fixedly connected to the front face of the door plate (2).

3. The fireproof door with the silencing function according to claim 1, wherein the outer frame (21) is made of a flame-retardant plate material, the barrier layer (22) is a sand grain layer, and the barrier layer (22) is filled between two sound absorbing plates (23).

4. The fireproof door with the silencing function according to claim 1, wherein the sound absorbing plate (23) is made of polyester fiber materials, and the sound absorbing plate (23) is fixedly connected with the outer frame (21).

5. A fireproof door with sound damping function according to claim 1, wherein the sound absorbing layer (24) is made of polyurethane soft foam, and the sound absorbing layer (24) is filled between the sound absorbing plate (23) and the flame retardant layer (25).

6. The fireproof door with the silencing function according to claim 1, wherein the flame retardant layer (25) is made of glass fiber materials, and the flame retardant layer (25) is in contact with the inner side of the outer frame (21).