CN220815444U - Prevent fire door that burns out - Google Patents

Abstract

The utility model relates to the technical field of fireproof doors, and provides a burnout-preventing fireproof door, which comprises: fireproof door body and door frame, prevent that the fireproof door body passes through the fireproof hinge and rotates with door frame inner wall one side to be connected, prevent that the fireproof door body rotates towards one side in the room and is connected with the handle. According to the anti-burnout fireproof door, the fireproof layer and the flame retardant layer are arranged to be matched to reduce heat transfer, and the heat insulation layer at the innermost layer can prevent heat from penetrating through the fireproof door to cause scalding of a user; because the existence of strengthening rib supports inside preventing fire door, prevents to prevent that fire door body from receiving high temperature deformation, has strengthened the intensity of preventing fire door.

Description

Prevent fire door that burns out

Technical Field

The utility model relates to the technical field of fireproof doors, in particular to a burning-out-preventing fireproof door.

Background

Fireproof doors refer to doors capable of meeting the requirements of fire resistance, integrity and heat insulation in a certain time, and are fireproof partitions with certain fire resistance, which are arranged among fireproof partitions, evacuation stairwells, vertical shafts and the like. And the fire-proof individual door with special requirements is designed, such as individual doors of a fire-fighting monitoring command center, a file data room, a valuables warehouse and the like, and a class-A or class-B fire door is usually selected. The door of the high-rise residential building is usually a fireproof and anti-theft door. The fireproof door is an important component in fire-fighting equipment, is an important ring in social fire prevention, and is provided with a fireproof door closer or a door closing device which can automatically close a door leaf when a fire disaster happens when the normally open fireproof door is arranged (except for special parts, such as a pipeline door and the like).

But the current fire door thermal insulation performance is poor, closes and prevent fire door when meetting the conflagration, still has heat to pierce through fire door, and when the user is in the back face of preventing fire door, if carelessly touch the back face of preventing fire door, because of the heat conduction effect, also can cause the user to scald, is unfavorable for people's use.

Disclosure of utility model

The utility model provides a burning-out-preventing fireproof door, and aims to solve the existing problems.

The utility model is realized in such a way that a burnout-proof fire door comprises: prevent fire door body and door frame, prevent fire door body through fire prevention hinge and with door frame inner wall one side rotate be connected, prevent fire door body towards one side in the room rotate be connected with the handle, prevent fire door body including insulating layer, strengthening rib, flame retardant coating and fire prevention coating, the insulating layer setting is at the innermost layer of preventing fire door body, flame retardant coating fixed connection is at the insulating layer is outer, the insulating layer adopts high temperature resistant insulating material, flame retardant coating fixed connection is at the flame retardant coating is outer, the flame retardant coating is outer to be scribbled fire prevention coating, the strengthening rib setting is inside preventing fire door body.

Preferably, the refractory layer is aluminum silicate or silicon oxide.

Preferably, the strengthening rib includes a plurality of mouth shape frame, two montants and a plurality of X type pole, and two montants vertically run through insulating layer and flame retardant coating, and the both ends of montant respectively with the top and the bottom fixed connection of flame retardant coating inner wall, a plurality of mouth shape frame fixed connection is on the face that two montants are relative, the tip of a plurality of X type pole respectively with four diagonal angle inner wall fixed connection of mouth shape frame.

Preferably, the plurality of die frames are uniformly arranged in the axial direction of the two vertical rods at intervals.

Preferably, the burning-out-preventing fireproof door further comprises a fireproof thermal expansion strip, and the fireproof thermal expansion strip is fixedly arranged on the matching surface of the door frame and the fireproof door body.

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

According to the anti-burnout fireproof door, the fireproof layer and the flame retardant layer are arranged to be matched to reduce heat transfer, and the heat insulation layer at the innermost layer can prevent heat from penetrating through the fireproof door to cause scalding of a user; because the existence of strengthening rib supports inside preventing fire door, prevents to prevent that fire door body from receiving high temperature deformation, has strengthened the intensity of preventing fire door.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;

FIG. 2 is a schematic side sectional structure of embodiment 1 of the present utility model;

FIG. 3 is a schematic top view of the reinforcing bar of embodiment 1 of the present utility model;

Fig. 4 is a schematic structural view of embodiment 2 of the present utility model.

The reference numerals in the drawings are: 1. a fire door body; 2. a door frame; 3. fireproof hinges; 4. a handle; 5. a fire-resistant thermal expansion strip; 6. a thermal insulation layer; 7. reinforcing ribs; 701. a die frame; 702. a vertical rod; 703. an X-shaped rod; 8. a refractory layer; 9. a flame retardant layer; 10. a fire-retardant coating.

Detailed Description

In order to more fully understand the technical content of the present utility model, the following technical solutions of the present utility model will be further described and illustrated with reference to specific embodiments, but are not limited thereto. The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are based on embodiments of the present utility model, which are intended to be within the scope of the present utility model.

In the description of the embodiments of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product of the present utility model is conventionally put when used, it is merely for convenience of describing the present utility model and simplifying the description, and it does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

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 attached, detached, or integrated, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the 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.

Example 1

Referring to fig. 1 to 3, the burnout-preventing fire door includes: the fireproof door body 1, the door frame 2, the fireproof hinge 3 and the handle 4 are rotatably connected with one side of the inner wall of the door frame 2 through the fireproof hinge 3, the handle 4 is rotatably connected with one side of the fireproof door body 1 facing the room, the handle 4 is used for opening the fireproof door body 1, the fireproof door body 1 comprises a heat insulation layer 6, a reinforcing rib 7, a fireproof layer 8, a flame retardant layer 9 and a fireproof coating 10, the heat insulation layer 6 is arranged on the innermost layer of the fireproof door body 1, the heat insulation performance of the fireproof door body 1 can be improved, users are prevented from being scalded due to the heat conduction effect, the fireproof layer 8 is fixedly connected with the outer layer of the heat insulation layer 6, the fireproof layer 8 adopts fireproof materials such as aluminum silicate or silicon oxide, the heat insulation layer 6 adopts high-temperature resistant heat insulation materials, the existence of the fireproof layer 8 and the heat insulation layer 6 ensures that the fireproof door has better safety performance, and heat transfer can be reduced as much as possible, the flame retardant layer 9 is fixedly connected on the outer layer of the flame retardant layer 8, the flame retardant layer 9 can increase the flame retardant property of the fireproof door body 1, prevent flame from burning into the flame retardant layer 9 and prevent burning out the fireproof door body 1, the flame retardant layer 9 is coated with fireproof paint, the fireproof paint increases the fireproof property of the fireproof door body 1, the reinforcing rib 7 is arranged inside the fireproof door body 1, the reinforcing rib 7 comprises a plurality of mouth-shaped frames 701, two vertical rods 702 and a plurality of X-shaped rods 703, the two vertical rods 702 vertically penetrate through the heat insulation layer 6 and the flame retardant layer 8, two ends of the vertical rods 702 are respectively fixedly connected with the top and the bottom of the inner wall of the flame retardant layer 9, the mouth-shaped frames 701 are fixedly connected on the opposite surfaces of the two vertical rods 702, the mouth-shaped frames 701 are uniformly arranged on the axial directions of the two vertical rods 702 at intervals, the end parts of the X-shaped rods 703 are respectively fixedly connected with the four diagonal inner walls of the mouth-shaped frames 701, the strengthening rib 7 is used for reinforcing the intensity of preventing fire door body 1, avoids preventing fire door body 1 to receive high temperature and take place deformation.

Working principle: when a fire is on, the flame contacts the fireproof door body 1, the fireproof performance of the fireproof door body 1 is improved by the fireproof coating on the surface, the inner fireproof layer 8 and the heat insulation layer 6 are matched to reduce heat transfer, and the heat insulation layer 6 on the innermost layer can prevent heat from penetrating the fireproof door to cause scalding of a user; because the existence of the reinforcing ribs 7 supports the inside of the fireproof door, the fireproof door body 1 is prevented from being deformed at high temperature, and the strength of the fireproof door is enhanced.

Example 2

Referring to fig. 4, the difference from embodiment 1 is that the burnout-proof fire door further includes a fire-proof thermal expansion strip 5, the fire-proof thermal expansion strip 5 is fixedly disposed on the mating surface of the door frame 2 and the fire-proof door body 1, and when a fire occurs, the fire-proof thermal expansion strip 5 is thermally expanded, and tightly seals the gap between the fire-proof door body 1 and the door frame 2, so that smoke gas cannot enter, and when no fire occurs, the fire-proof thermal expansion strip 5 is in a contracted state, so that the opening and closing of the door cannot be affected, and abrasion cannot be caused.

The above embodiments are only some embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto, and any person skilled in the art should be able to apply equivalents and modifications according to the technical solution and the inventive concept thereof within the scope of the present utility model.

Claims (5)

1. The utility model provides a prevent fire door of burning out, this prevent fire door of burning out includes: fireproof door body (1) and door frame (2), fireproof door body (1) rotate through fireproof hinge (3) and with door frame (2) inner wall one side to be connected, fireproof door body (1) rotates towards one side in the room and is connected with handle (4), fireproof door body (1) include insulating layer (6), strengthening rib (7), flame retardant coating (8), flame retardant coating (9) and fire prevention coating (10), insulating layer (6) set up at the innermost layer of fireproof door body (1), flame retardant coating (8) fixed connection is at insulating layer (6) skin, insulating layer (6) adopt high temperature resistant insulating material, flame retardant coating (9) fixed connection is at flame retardant coating (8) skin, flame retardant coating (9) skin scribbles fire retardant coating, strengthening rib (7) set up inside fireproof door body (1).

2. A burn-out resistant fire door according to claim 1, wherein the fire resistant layer (8) is of aluminium silicate or silica.

3. The fire door of claim 1, wherein the reinforcing rib (7) comprises a plurality of mouth-shaped frames (701), two vertical rods (702) and a plurality of X-shaped rods (703), the two vertical rods (702) vertically penetrate through the heat insulation layer (6) and the fire-resistant layer (8), two ends of the vertical rods (702) are fixedly connected with the top and the bottom of the inner wall of the flame retardant layer (9) respectively, the plurality of mouth-shaped frames (701) are fixedly connected on the opposite surfaces of the two vertical rods (702), and the ends of the plurality of X-shaped rods (703) are fixedly connected with the four diagonal inner walls of the mouth-shaped frames (701) respectively.

4. A burn-out preventing fire door according to claim 3, wherein the plurality of mouth frames (701) are arranged at equal intervals in the axial direction of the two vertical bars (702).

5. The burn-out preventing fireproof door according to claim 1, further comprising a fireproof thermal expansion strip (5), wherein the fireproof thermal expansion strip (5) is fixedly arranged on the matching surface of the door frame (2) and the fireproof door body (1).