Fire-prevention door

IPC classes for russian patent Fire-prevention door (RU 2488677):

E06B5/16 - Fireproof doors or similar closures; Adaptations of fixed constructions therefor

Another patents in same IPC classes:

Fire resistant door unit / 2467144
Invention relates to a construction industry and may be used in construction of residential buildings, underground shelters and other special defensive structures for arrangement of various internal and external entrance openings. A fire resistant door unit comprises a door frame fixed in a wall opening and hingedly connected with it by a door, made of wooden stands and links with filling of a door leaf coated with a protective film. Stands are links are arranged as hollow from a light steel concrete with a lining protective layer by means of inclusion of thin-walled profile pipes from galvanised sheet steel coated with a wire net of CPVC from three to six turns. On the stands there is additionally a spatial frame from a wire of periodical profile with a diameter of 3-6 mm, reinforced with CPVC nets from three to six rows at each side, with further installation into a vibration press mould and its filling with a concrete mix in layers for compaction and hardening.

Fire-resistant glazing / 2463429
Invention relates to fire-resistant glazing comprising at least two fire-resistant multiple glass panes (1) arranged next to each other with their edges, with inclusion of a narrow sealing joint, besides, each of the specified multiple glass panes comprises at least three window glasses (3) and at least two intermediate layers (4), which thicken in case of fire. Multiple sealing elements are arranged in a sealing joint, at the same time the specified sealing elements comprise a sealing tape (10), which is arranged inside the sealing joint and which thickens in case of fire. In accordance with the invention, the sealing elements also comprise closing profiles (20), made of elastically deformed material, which comprise a flange (21) of a head closing both the sealing joint and the edge area of both fire-resistant multiple glass panes (1), arranged near the sealing joint, and which contain an inserted leg (22), located in the sealing joint between refractory multiple glass panes (1).

System, method and device to manufacture fire-resistant doors / 2428553
Fire-resistant door comprises the first panel complying with the door size, arranged with the possibility of processing, attached with its rear side to the rear side of the second panel according to the door size, made with the possibility of processing, so that the opposite longitudinal internal channels form two longitudinal internal channels at the rear side of each panel according to the door size. Each produced longitudinal internal channel is arranged with a plank. A perimetre channel on door sides includes a swelling edge material; an external layer to hide the swelling edge material. The first panel complying with the door size is made with the possibility of processing, and the second panel complying with the door size is arranged with the possibility of processing and comprises a lignocellulose substrate, wood, wooden composite material, fibreboard of medium density or their combination.

Fire-resistant door, method of border section bar manufacturing, reinforcement pad and section bar for glasing of such door / 2412322
Door comprising fire-resistant border section bar at least along one external side, made of solid extended element, having at least one longitudinal slot. Slot is arranged in direction parallel to main plane of door and is filled with liquid fire-resistant material that subsequently hardens.

Fire resistant glasing / 2401374
Fire-resistant glasing contains at least one swelling layer on the basis of hydrated silicate of alkaline metal between sheets of glass, where composition of swelling layer prior to use in glasing is exposed to one or more treatments, making it possible to remove components of this composition, which may promote decomposition of water under action of UV beams.

Fire door, fire door leaf (versions) / 2376436
Invention relates to construction and, particularly to fire-proof doors. Fire door consists of a door leaf and door frame. The door leaf includes wooden framework, main panel and outer lining. There is a thermo-setting material between the main panel and framework. The main panel is manufactured from wood-chip board. The outer lining contains two layers on each side of the main panel. Both layers are produced from wood-fiber plate. The said layers are interconnected and coupled with the main panel by means of adhesive material. Two parallel grooves are made in door frame perimetre at the side of door leaf ends. One groove is shifted to the front side of door, while the other one is shifted to frame ledge. Thermo-setting sealing is placed in the grooves.

Combined plate for fire doors and method of its manufacturing / 2373062
Method of combined plate manufacturing is that the fire layer A, which is a fiber-reinforced hydrous sodium silicate, causing a mixture of epoxy resin and hardener or polyurethane resin to form a protective layer B. Before curing the protective layer B in the substrate it is applied a layer C from wood stoves or wood particle board of medium or high density. Before or after coating of protective layer B and the substrate layer C, fire-prevention layer A is covered with protective layer B. Then combination plate is cured by pressing. The resulting combination plate contains a sequence of layers B'-A-B-C, and consists of fire-prevention layer A from an aqueous fiber reinforced sodium silicate with a substrate layer C of wood or particle board of medium-high density, protective layers of B and B', inflicted with both sides to fire-prevention layer A consisting of epoxy or polyurethane resin. Protective layers B and B' are used as an adhesive layer between the fire-prevention layer A and a substrate layer C. In addition, a combination plate can contain a substrate layer C. The combination plate contains a sequence of layers of C-B'-A-B-C.

Method for preparing fireproof glass / 2361995
Invention is relevant to construction and specifically to the preparation of fireproof glass. The method for preparing fireproof glass consists of, at the very least, two flat base sheets, made from either glass or plastic, and one introduced between the base sheets to provide fire prevention properties, including, at least one film, or system of films, with at least one expanding layer. The method is carried out in two stages: overlaying several of the film fragments of the fireproof section on the first base sheet, cover the fragments of the films over the entire surface of the base, with contiguity among the edges of the film fragments to each other or with a small overlay between them on the first base sheet, then overlay the second base sheet on the first base sheet with the fragments of film; the process is then continued by lamination using increased pressure and increased temperature. The temperature during the lamination process takes place within the scope of the thermoplasticity of the fireproofing material but at a lower temperature to that of effervescence of the fireproofing material.

Composed filler for fire proof door / 2354798
Invention refers to building industry, particularly to design of doors. The fire proof door with fire resistant properties in accordance with specified categories of fire resistance consists of a case in form of a frame structure along perimeter and panels out of sheet steel on both sides, of fire proof filler with soluble, particularly in physiological medium mineral fibers, particularly of slag wool. Fire proof filler is divided into several separate parts with different fire retarding properties in the direction crosswise to its longitudinal corresponding height of extent.

Multi-layer barier system (versions) / 2329898
Invention relates to a multi-layer barrier system including, at least, one inorganic resin compound layer containing a product of interaction of alkaline metal silicate and/or alkaline metal silicate precursor, a reactive acidic glass, water, unnecessarily, one or several acidic oxoanionic compounds, and, unnecessarily, a clay and/or oxide filler, and, at least, one layer of additional material including an isolating material, a bloating material, a foamed material, a reflecting material, a corrugated material, every one of them containing a gas volume. Also, this version of the aforesaid system can incorporate, at least, two layers of the aforesaid inorganic resin composition and, instead of a reactive glass, at least, one compound containing, at least, one polyvalent cation. Here note that one layer of the inorganic resin composition contains a reinforcing compound.

Fireproof door with door-frame surrounding door / 2249664
Fireproof door comprises door leaf formed of glass inserted in metal case enframing glass. Door leaf includes two spaced glasses divided by frame disposed between them and formed of profiles. Glasses extend along the full door leaf height and width and are secured by extensions of frame profiles.

Fireproof translucent structure / 2258790
Fireproof structure comprises framework with one or more cells. Each cell include glass packet formed of five soda-lime glasses spaced one from another and serially connected by spacing frames of double-sided adhesive tape. Gaps between glasses are filled with filling material and with gas. Spaces between glasses defined by glass edges and adhesive tape and extending along glass packet perimeter are filled with adhesive composition. High-temperature adhesive composition and double-sided adhesive tape arranged between two glasses from both glass packet sides are divided with butyl cord. Glasses located from both glass packet sides are heat-strengthened. Space between two glasses from both glass packet sides and between spacing frames is fully filled with polymeric material, wherein photocurable adhesive composition including oligoesterurethaneacrylate, metazine with phosphor containing dimethylacrylate, dimethylmethylphpsphonate and phosphoric acid ester added to the composition is used as the polymeric material.

Fire door or fire window / 2261317
Fire door or fire window used to prevent fire and smoke spreading is installed in compartment to be isolated when fire occurs. Fire door/window has sliding frame and filler of fire-proof material fully filing the frame. Sliding frame is fully or partly enclosed with fixed frame part. Sliding frame is made of fire-proof plastics, namely of Plexiglas. The filler is continuous rovings, glass braids oriented in axial plastic profile direction.

Fire door and fire protection system / 2268346
Hydraulic fire door, for instance horizontal sliding door, may be selectively opened or closed. The door is provided with executive mechanism to move the door between opened and closed positions. Hydraulic executive mechanism may supply aqueous based liquid to the fire door for cooling thereof.

Fire door and fire door latch / 2270311
Fire door comprises at least one door leaf with metal case forming outer door leaf surfaces, heat insulation means, stiffening frame and lock with latching mechanism, as well as door frame with ledge and hinges to connect the door leaf to the door frame. The heat insulation means is multilayered and includes two outer layers adjoining metal case but non-connected with it and at least one inner layer. Outer heat insulation means layers are made of material having greater heat conductivity and greater rigidity in comparison with that of inner layer material. The stiffening frame is arranged inside the door leaf and formed of U-shaped profile having central part fixedly connected with end surfaces of the door leaf along perimeter thereof. Both flanges are arranged in inner layer of the heat insulation means. The door has two latches snapped into action under the action of heat. The latches are located at end surfaces of the door leaf in corners thereof from door frame ledge side and spaced maximal possible distance from the hinges.

Fire-proof door leaf / 2272116
Door leaf comprises wooden panel impregnated with fire-resistant material and having outer surfaces provided with fire-resistant coating. The coating includes foil layers and layers made of swelling composition based on liquid glass, inorganic fillers and combustible additives. Each foil layer is perforated to provide contact between swelling composition layers through perforation holes.

Door leaf / 2278232
Door leaf comprises metal frame composed of longitudinal and transversal rods welded one to another and made of tubes having rectangular cross-sections. Connected to the frame are metal covering panels. Fire-resistant filler is located between the panels. The rods are provided with plugs made of Wood's alloy and are filled with water to moisture the fire-resistant filler in fire.

Fire door assembly / 2299965
Fire door assembly comprises door leaf and door frame. Fire-resistant screen is installed over door frame and is located from the first door frame side. Fire-resistant screen is retained in upper position with fixer. The fire-resistant screen is made as a number of pivotally connected fire-resistant plates, which are retained in collapsed upper position with heat-sensitive fixer so that accordion-like structure is created. Fire-resistant plates include metal substrates and hear-reflective surfaces located from outer fire-resistant screen side. The fire-resistant plates are covered with heat-insulation layer from inner sides thereof.

Door assembly / 2301873
Door assembly comprises door frame and door leaf hinged to door frame. The door frame includes thin steel sheet shell connected with each other and heat-resistant insulation layer arranged between the shells. The door leaf has stiffening ribs made of steel profiles. Door frame is formed of two members and heat-resistant instillation layer arranged in-between. Door frame has two stiffening ribs fastened to end surface of inner door leaf shell through pads and separated from the shell by means of heat-resistant insulation layer. One rib extends along inner shell end from the side of pocket adapted for locking mechanism receiving. The second rib passes over inner shell end from the side of hinge used for door leaf connection. The heat-resistant insulation layer is formed of pressed basalt fiber panels fastened to surfaces of door leaf and door leaf members. The panels are composed of heat-resistant mastic and liquid glass taken in the ratio 1:1. Space defined by door leaf shells is filled with strips cut out of pressed basalt fiber panel having thickness equal to distance between the shells. Door frame members and door leaf shells are assembled with the use of steel rivets having pull-out pin.

Fire door / 2317393
Fire door comprises door leaf with members arranged therein and door case enclosing the door leaf. Door leaf frame and door leaf are made of profiles having cross-sections composed of different chambers connected with each other. The chambers have closed outlines and are arranged in cascade order. Outer chambers having mating surfaces are connected with each other through central chamber generators. Each central chamber generator has through slot row including slots extending along corresponding profile length and distributed along profile length so that corresponding partitions are created. Corresponding embedded members for threadedly door leaf member fastening are installed in central chambers of door leaf frame profile. Orifices for corresponding threaded connection passage are made as through slots of adjacent chamber generators.

FIELD: construction.

SUBSTANCE: fire-prevention door comprises a door leaf, includes a frame of metal and external lining with material arranged between them with high heat resistance and mechanical strength. The latter is, for instance, silica-alumina felt in two layers, which are separated with a non-flammable reinforced net, for instance, from glass cloth, graphite fibre. A glue-like mixture of hot-melt glue with flue ash from TPP is applied onto all surfaces of felt, glass cloth and metal structures, and the mixture has the following ratio of components, wt %: hot-melt glue - 40÷60; flue ash - 60÷40.

EFFECT: improved fire-prevention resistance.

1 dwg

The invention relates to the field of construction, namely the designs of fire-resistant doors.

Known fire door, door leaf fire doors (options) (EN 2376536 on CL EV 5/16 from 27.03.2008,).

Fire door includes the door leaf and the door frame. The door leaf consists of a skeleton, made of wood, base panel and an outer cladding. Between the main panel and the frame placed thermosetting material. The main panel is made of particle Board. The outer cladding on each side of the main panel contains two layers, made of fiberboard. The layers are interconnected and the main panel adhesive material. In one carton along the perimeter of the side ends of the door leaf is made of two parallel grooves, one of which is shifted toward the front door, and the second to the porch. The grooves are placed thermosetting sealant.

However, such a door may burn due to the presence of the tree.

The patent RU 2373062, CL VV 27/38, 08.10.2005, known combo plate for fire doors and method of its manufacture. A method of manufacturing a combined plate is that on the opposite layer, representing a fibre-reinforced, water-containing sodium silicate, apply the mixture of epoxy resin and re is Italia or polyurethane resin to form a protective layer. Before curing of the protective layer on it put substrate layer of wood or particle Board medium or high density. Before or after application of the protective layer opposite the layer is applied a protective layer. Next utverjdayut combination plate by pressing. The obtained composite plate containing a series of layers and consists of a fire protection layer from the aqueous fiber reinforced sodium silicate, the substrate layer of wood or particle Board medium or high density, protective layers applied on both sides on the fire layer consisting of epoxy or polyurethane resin. The protective layers are employed as the adhesive layer between the fire and the substrate layer. Additionally, the combined plate may contain a substrate layer. This combination plate contains a sequence of layers.

The lack of doors combined with such plates is the presence of layers of wood products.

The objective of the invention is to increase fire properties of doors.

The technical result achieved by the invention is to improve reliability in security doors from the fire.

This technical result is achieved by the fact that is placed between the carcass DV is ri and its cladding material with high thermal resistance and mechanical strength are made of two layers of aluminosilicate felt, separated non-combustible reinforced mesh, for example of glass. On all surfaces of the felt, fiberglass and metal deposited Cleopatra mixture of hot-melt adhesive with fly ash from thermal power plant in the following ratio of components, wt. %:

glue - 40÷60;

fly ash - 60÷40.

In the drawing simply shows the incision fire doors. It consists of a metal frame 1 and the outer cladding 2. In the frame 1 are two layers 3 aluminosilicate felt, and between them is placed non-combustible reinforced mesh 4. On all surfaces of the components 1, 2, 3 and 4 caused Cleopatra mix 5 hot-melt adhesive with fly ash from thermal power plant the mass ratio. %:

glue - 40÷60;

fly ash - 60÷40.

We offer door has a high fire resistance.

Fire-proof door, containing a door leaf comprising a frame made of metal and an outer cladding, placed between them a material with high thermal resistance and mechanical strength, characterized in that the material with high thermal resistance and mechanical strength are made of at least two layers, for example, aluminosilicate felt separated non-combustible reinforced mesh, for example, fiberglass, graphite fibers, and on all surfaces of the felt, fiberglass and metal deposited CL is Obratnaya mixture of hot-melt adhesive with fly ash from thermal power plant in the following ratio of components, wt.%:
the hot-melt adhesive 40÷60
fly ash 60÷40