CN112832646A

CN112832646A - Wooden fire-retardant fire prevention door leaf

Info

Publication number: CN112832646A
Application number: CN202110050588.1A
Authority: CN
Inventors: 吴仲华; 翦超明; 郑胜
Original assignee: Anhui Tongxiao Fire Proofing Door Co ltd
Current assignee: Anhui Tongxiao Fire Proofing Door Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-05-25

Abstract

The invention discloses a wooden flame-retardant fireproof door leaf which comprises a panel layer, a flame-retardant layer and a wood board layer which are sequentially arranged from the outside to the inside, wherein the edge side of the panel layer is bent towards the inside to form a folded edge, one edge side of the flame-retardant layer is correspondingly supported on the folded edge, a pressing plate is arranged between the other edge side of the flame-retardant layer and the wood board layer, a plurality of screw holes are correspondingly formed in the pressing plate, the flame-retardant layer and the folded edge, and bolts are arranged in the screw holes for. The panel layer is steel construction or aluminum alloy structure all can for the outside protection, wear-resisting and fire-retardant, and the inlayer is the wood board layer, can be used to decorative sculpture and spray paint, forms pleasing to the eye and warm indoor environment, and wood board layer and panel layer non-contact nature prevent the heat transfer of panel layer under the high temperature state.

Description

Wooden fire-retardant fire prevention door leaf

Technical Field

The invention belongs to the technical field of fireproof doors, and particularly relates to a wooden flame-retardant fireproof door leaf.

Background

The main components of the fireproof door comprise a door leaf, a door frame, a fireproof lock, a fireproof handle, fireproof glass, a fireproof door closer, a fireproof hinge and the like, wherein the door leaf is generally made of stainless steel, and the fireproof door has good fire resistance and fire resistance integrity. Effectively prevent the intensity of a fire to spread and heat-proof quality, the inside perlite fire prevention material that is filled of door leaf, fire prevention lock is installed on the door leaf, and not only the outward appearance is pleasing to the eye, and is sturdy and durable moreover. The fireproof hinge is not provided with more than two fireproof doors, the normal opening of the door leaf is guaranteed by the fireproof hinge, and the fireproof hinge is very important when a fire disaster occurs. The fireproof door closer is arranged above a door head, so that the fireproof door can be closed timely, accessories of the fireproof door need to be detected regularly, and the fireproof door can be maintained timely if damaged.

The existing fireproof doors are basically made of cold-rolled steel as a surface material, although the fireproof doors are excellent in abrasion resistance and flame retardant property, cold surfaces and rusty surfaces still have a plurality of defects, the operability of wood is not good for the decoration effect, and the fireproof doors are not as good as the fireproof performance of steel materials. Therefore, the fireproof door mainly solves the problem that the fireproof door cannot have the attractive characteristic while having the flame retardant and heat insulation properties.

Disclosure of Invention

The invention aims to provide a wooden flame-retardant fireproof door leaf, which solves the problem that a fireproof door has flame-retardant and heat-insulating properties and cannot have attractive appearance.

In order to solve the technical problems, the invention is realized by the following technical scheme:

a wooden fire-retardant fire door leaf comprises a panel layer, a fire-retardant layer and a wooden plate layer which are arranged from the outdoor to the indoor in sequence;

the edge of the panel layer is bent towards the indoor to form a folded edge, and the folded edge is parallel to the panel layer and is integrally connected with a connecting part;

the side of one side of the flame-retardant layer is correspondingly supported on the folded edge, a pressing plate is arranged between the side of the other side of the flame-retardant layer and the wood plate layer, and the side of the pressing plate corresponding to the wood plate layer is integrally connected with a frame;

the pressing plate, the flame-retardant layer and the folded edge are correspondingly provided with a plurality of screw holes, and the screw holes are internally provided with bolts for fastening.

Further, the panel layer is a cold-rolled steel plate.

Further, the flame-retardant layer is a perlite fireproof core plate.

And a groove body is arranged between the folding edge and the pressing plate corresponding to the side and the two sides of the flame-retardant layer, and a sealing layer is filled in the groove body.

Further, an adhesive is filled between the wood board layer and the pressing plate.

Furthermore, a threaded sleeve is arranged at the position of the folded edge corresponding to the screw hole.

Further, fire-retardant layer includes PLASTIC LAMINATED and honeycomb panel, the honeycomb panel is located panel layer one side, form the step groove between honeycomb panel avris and the PLASTIC LAMINATED avris, the screw is located the step groove.

The invention has the following beneficial effects:

the panel layer is steel construction or aluminum alloy structure all can for the outside protection, wear-resisting and fire-retardant, and the inlayer is the wood board layer, can be used to decorative sculpture and spray paint, forms pleasing to the eye and warm indoor environment, and wood board layer and panel layer non-contact nature prevent the heat transfer of panel layer under the high temperature state.

Simultaneously add fire-retardant layer between panel layer and wood sheet layer, it is fixed through clamp plate and hem installation, heat panel layer when catching fire outdoors, panel layer is direct to be in contact with fire-retardant layer, and fire-retardant layer heat absorption plays flame retardant efficiency, and wood sheet layer then stops heat transfer through fire-retardant layer, only receives a small amount of heat effect, plays the fire-retardant effect of preventing fires.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1: the structure of the invention is disassembled on the front side of the drawing.

FIG. 2: the invention is a cross-sectional view of a structure schematic diagram.

FIG. 3: the structure of the invention is disassembled on the back of the figure.

In the drawings, the components represented by the respective reference numerals are listed below:

the fireproof plate comprises a panel layer 1, a flame-retardant layer 2, a wood board layer 3, a folded edge 11, a connecting part 12, a pressing plate 4, a frame 41, a screw hole 5, a bolt 51, a groove body 6, a sealing layer 61, an adhesive 42, a threaded sleeve 13, a fireproof plate 21, a honeycomb plate 22 and a step groove 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

As shown in fig. 1-3: a wooden fire-retardant fire door leaf, include panel layer 1, fire-retardant layer 2 and plank layer 3 set up sequentially from outdoor to indoor;

the edge of the panel layer 1 is bent towards the indoor direction to form a folded edge 11, and the folded edge 11 is parallel to the panel layer 1 and is integrally connected with a connecting part 12;

the edge side of one surface of the flame-retardant layer 2 is correspondingly supported on the folded edge 11, a pressing plate 4 is arranged between the edge side of the other surface of the flame-retardant layer 2 and the wood board layer 3, and the edge side of the pressing plate 4, which corresponds to the wood board layer 3, is integrally connected with a frame 41;

the pressing plate 4, the flame-retardant layer 2 and the folded edge 11 are correspondingly provided with a plurality of screw holes 5, and bolts 51 are arranged in the screw holes 5 for fastening.

In the invention, the panel layer can be of a steel structure or an aluminum alloy structure and is used for external protection, wear resistance and flame retardance, the inner layer is a wood board layer and can be used for decorative carving and paint spraying to form an attractive and warm indoor environment, and the wood board layer and the panel layer are in non-contact to prevent the heat transfer of the panel layer under a high-temperature state.

Still set up the frame at the avris of plank layer, mainly used protects plank layer avris, consolidates plank layer avris, extension plank layer life.

The panel layer 1 is a cold-rolled steel plate. The thickness is 1-2 mm.

The flame-retardant layer 2 is a perlite fireproof core plate.

As shown in fig. 2: a groove body 6 is arranged between the folded edge 11 and the pressing plate 4 corresponding to the side and the two sides of the flame-retardant layer 2, and a sealing layer 61 is filled in the groove body 6. The sealing layer is a flame-retardant sealing rubber strip, is used for filling the groove body on the one hand, is protruded outside the groove body simultaneously, is matched with the door frame, is used for playing the sealing property of the door leaf, and prevents smoke from passing through and the like.

As shown in fig. 1-2: and an adhesive 42 is filled between the wood board layer 3 and the pressing plate 4. The thickness of the adhesive is 5-10mm, and the adhesive is used for fixing the wood board layer, covering the column cap of the bolt and then fixing and molding the adhesive under the action of a hot press.

As shown in fig. 2: and a threaded sleeve 13 is arranged at the position of the folded edge 11 corresponding to the screw hole 5. The thread insert is welded and fixed with the folded edge and used for improving the fastening degree of the threaded connection of the bolt. The stress point of the bolt is improved. The thread sleeve is positioned between the folded edge and the panel layer.

As shown in fig. 1: fire-retardant layer 2 includes PLASTIC LAMINATED 21 and honeycomb panel 22, honeycomb panel 22 is located panel layer 1 one side, form step groove 23 between honeycomb panel 22 avris and the PLASTIC LAMINATED 21 avris, screw 5 is located step groove 23. The cellular board is correspondingly positioned between the folded edge and the panel layer, and the cellular board has the advantages of reducing the whole weight, absorbing sound, thickening a flame-retardant layer and the like.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a wooden fire-retardant fire door leaf which characterized in that:

comprises a panel layer (1), a flame retardant layer (2) and a wood board layer (3) which are arranged from outdoor to indoor in sequence;

the edge of the panel layer (1) is bent towards the indoor direction to form a folded edge (11), and the folded edge (11) and the panel layer (1) are parallel and are integrally connected with a connecting part (12);

one side edge of the flame-retardant layer (2) is correspondingly supported on the folded edge (11), a pressing plate (4) is arranged between the other side edge of the flame-retardant layer (2) and the wood board layer (3), and the side edge of the pressing plate (4) corresponding to the wood board layer (3) is integrally connected with a frame (41);

the pressing plate (4), the flame-retardant layer (2) and the folded edge (11) are correspondingly provided with a plurality of screw holes (5), and bolts (51) are arranged in the screw holes (5) for fastening.

2. The fire-retardant fire door leaf of claim 1, wherein: the panel layer (1) is a cold-rolled steel plate.

3. The fire-retardant fire door leaf of claim 1, wherein: the flame-retardant layer (2) is a perlite fireproof core plate.

4. The fire-retardant fire door leaf of claim 1, wherein: a groove body (6) is arranged between the folding edge (11) and the pressing plate (4) corresponding to the side and the two sides of the flame-retardant layer (2), and a sealing layer (61) is filled in the groove body (6).

5. The fire-retardant fire door leaf of claim 1, wherein: and a bonding agent (42) is filled between the wood board layer (3) and the pressing plate (4).

6. The fire-retardant fire door leaf of claim 1, wherein: and a threaded sleeve (13) is arranged at the position of the folded edge (11) corresponding to the screw hole (5).

7. The fire-retardant fire door leaf of claim 1, wherein: fire-retardant layer (2) include PLASTIC LAMINATED (21) and honeycomb panel (22), honeycomb panel (22) are located panel layer (1) one side, form step groove (23) between honeycomb panel (22) avris and PLASTIC LAMINATED (21) avris, screw (5) are located step groove (23).