CN213269642U

CN213269642U - Steel-wood-shaped heat-insulation fireproof door

Info

Publication number: CN213269642U
Application number: CN202021831436.2U
Authority: CN
Inventors: 姚少鹏; 夏磊; 李豪
Original assignee: Shanghai Yidun Door Industry Co ltd
Current assignee: Shanghai Yidun Door Industry Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-05-25
Anticipated expiration: 2030-08-27

Abstract

The utility model relates to a steel wood molding is thermal-insulated prevents fire door, especially relates to the field of preventing fire door, including door frame and door leaf, the door leaf rotates with the door frame and sets up, the door leaf includes the skeleton, fire prevention stopping and PLASTIC LAMINATED, the skeleton is formed by vertically and horizontally staggered's panel welding, the skeleton has formed a plurality of filler regions, the fire prevention stopping is filled in filler region, the relative both sides at the skeleton are fixed to the PLASTIC LAMINATED, and the PLASTIC LAMINATED covers filler region, the calcium silicate board of PLASTIC LAMINATED for having fiber structure, the side that deviates from mutually of PLASTIC LAMINATED is equipped with the decorative board that is used for the fire prevention, be provided with. The utility model discloses have the fire prevention effect that the reinforcing was prevented fire door, it is not fragile to prevent fire door simultaneously.

Description

Steel-wood-shaped heat-insulation fireproof door

Technical Field

The utility model belongs to the technical field of the fire door technique of preventing, and especially, relate to a steel wood molding prevents heat and prevents fire door.

Background

Fire doors are doors that can meet the requirements of fire stability, integrity and thermal insulation over a period of time. Can effectively prevent the fire from spreading and the smoke from diffusing within a certain time, and ensure the quick evacuation of personnel, thereby ensuring the life safety of the personnel. Generally, the fire-proof partition is arranged in places such as fire-proof partitions, evacuation staircases, vertical shafts and the like. There are many types of fire doors, such as wooden heat-insulating fire doors, steel-wooden heat-insulating fire doors, other fire doors, and the like.

In the existing design, a steel-wood heat-insulation fireproof door is disclosed in a Chinese patent with an authorization notice number of CN206129082U, a door plate is fixed in a door plate frame, a modeling panel is arranged on the door plate, an anti-theft lock is arranged on the door plate, a line frame is arranged between the door plate frame and the door plate, the door plate is formed by welding double-layer steel plates, an interlayer is arranged between the double-layer steel plates, a fireproof plate and a high-density fiberboard are arranged in the interlayer, the fireproof plate is positioned at two sides of the high-density fiberboard, the anti-theft lock is composed of a lock hole and a handle, a fireproof coating is arranged on the handle, the fireproof coating is adsorbed on the outer surface of the handle, and a coating fixing net is.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a steel wood molding heat-insulating fireproof door of another kind of structure, it has the fire prevention effect who strengthens preventing fire door, prevents that fire door is not fragile simultaneously.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a steel wood molding is thermal-insulated prevents fire door, includes door frame and door leaf, the door leaf rotates with the door frame and sets up, the door leaf includes skeleton, fire prevention stopping and PLASTIC LAMINATED, the skeleton is formed by vertically and horizontally staggered's panel welding, the skeleton has formed a plurality of filler regions, the fire prevention stopping is filled in the filler region, the PLASTIC LAMINATED is fixed in the relative both sides of skeleton, and the PLASTIC LAMINATED seals and covers the filler region, the calcium silicate board of PLASTIC LAMINATED for having fibrous structure, the back of body of PLASTIC LAMINATED is from the side and is equipped with the decorative board that is used for the fire prevention, be provided with the additional strengthening.

By adopting the technical scheme, the calcium silicate board is a novel green environment-friendly building material, has the characteristics of fire prevention, moisture prevention, sound insulation, moth prevention, good durability and the like, and the fibers increase the structural strength of the calcium silicate board and prevent the calcium silicate board from being damaged. The veneer is located the outermost layer of preventing fire door, when playing the fire prevention, has the aesthetic property again. The reinforcing structure is matched with the framework, so that the fireproof door is not easy to damage.

The present invention may be further configured in a preferred embodiment as: the reinforcing structure is used for sealing the lining steel plates in the filler area, each filler area corresponds to two lining steel plates, and the opposite sides of the two lining steel plates are coplanar with the surface of the framework.

By adopting the technical scheme, the lining steel plates are welded and fixed with the framework, the fireproof filler positioned between the lining steel plates is subjected to expansion with heat and contraction with cold, the generated force acts on the two lining steel plates, the surfaces of the lining steel plates slightly bulge or are not changed basically, and the structural strength of the fireproof door is further enhanced.

The present invention may be further configured in a preferred embodiment as: the reinforcing plate is used for reinforcing the structural strength of the door frame and is welded with the door frame.

Through adopting above-mentioned technical scheme, the connection structure of door frame and the articulated department of door leaf has been strengthened to the stiffening plate, avoids in long-term use, and the door frame takes place to damage and leads to the unable closure of door leaf and door frame with the articulated department's of door leaf position, strengthens the structure of door frame, guarantees that the relation of connection of door leaf and door frame is not influenced.

The present invention may be further configured in a preferred embodiment as: a first fireproof expansion sealing strip is arranged between the door frame and the door leaf.

Through adopting above-mentioned technical scheme, first fire prevention inflation sealing strip is used for sealing the clearance between door leaf and the door frame, prevents that gas or fiery tongue from entering into indoorly, protects the indoor environment of installing in preventing the fire door room.

The present invention may be further configured in a preferred embodiment as: the fireproof filling material is made of perlite materials.

By adopting the technical scheme, the perlite is expanded to form a novel light multifunctional material. The composite material has the characteristics of light apparent density, low heat conductivity coefficient, good chemical stability, wide applicable temperature range, small moisture absorption capacity, no toxicity, no smell, fire resistance, sound absorption and the like, and is simple in process and convenient for industrial production.

The present invention may be further configured in a preferred embodiment as: and the door leaf is provided with a fireproof door lock.

Through adopting above-mentioned technical scheme, the fire door lock is used for locking the door leaf and fixes, simultaneously, when the conflagration breaing out, is difficult for damaging.

The present invention may be further configured in a preferred embodiment as: and the door leaf is provided with a fireproof door mirror.

By adopting the technical scheme, all scenes with the field angle of about 120 degrees outside the door can be clearly seen from the inside of the door through the fireproof door mirror, and indoor objects can not be seen from the outside of the door through the fireproof door mirror; when the conflagration takes place, the fire prevention peephole is not fragile, can know outdoor condition through the fire prevention peephole.

The present invention may be further configured in a preferred embodiment as: and a fireproof door closing structure is arranged between the door frame and the door leaf.

Through adopting above-mentioned technical scheme, fire prevention door closing structure is used for strengthening the closure of door leaf and door frame, protects the closure of door frame and door leaf.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the calcium silicate board is a novel green environment-friendly building material, has the characteristics of fire prevention, moisture prevention, sound insulation, moth prevention, good durability and the like, and the fibers increase the structural strength of the calcium silicate board and prevent the calcium silicate board from being damaged. The veneer is located the outermost layer of preventing fire door, when playing the fire prevention, has the aesthetic property again. The reinforcing structure is matched with the framework, so that the fireproof door is not easy to damage;

2. the lining steel plates are welded and fixed with the framework, the fireproof filler positioned between the lining steel plates generates force to act on the two lining steel plates under the condition of expansion with heat and contraction with cold, and the surfaces of the lining steel plates slightly bulge or are basically unchanged, so that the structural strength of the fireproof door is enhanced;

3. the reinforcing plate strengthens the connecting structure of the hinged position of the door frame and the door leaf, avoids the situation that the door leaf and the door frame cannot be closed due to the damage of the hinged position of the door frame and the door leaf in the long-term use process, strengthens the structure of the door frame and ensures that the connection relation of the door leaf and the door frame is not influenced.

Drawings

FIG. 1 is a front view of a steel-wood heat-insulation fireproof door;

FIG. 2 is a schematic cross-sectional view taken along the line A-A in FIG. 1;

fig. 3 is a schematic cross-sectional view taken along the plane B-B in fig. 1.

Reference numerals:

1. a door frame; 2. a fire-proof door closing structure; 3. a hinge; 4. fireproof filling material; 5. a fireproof door lock; 6. a fireproof door mirror; 7. a first fire resistant intumescent sealing strip; 8. a reinforcing plate; 9. a framework; 10. embedding strips; 11. lining steel plates; 12. a fire-proof plate; 13. a veneer; 14. a second fire resistant intumescent seal.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Combine fig. 1 and fig. 2, do the utility model discloses a steel wood molding is thermal-insulated prevents fire door, including door frame 1 and door leaf, the door leaf rotates with door frame 1 and sets up, and hinge 3 articulates on door frame 1 one side of door leaf, and door frame 1 does not flush with the door leaf surface one side be outdoors, prevents that fire door is interior open.

Referring to fig. 1, a fireproof door mirror 6 is fixedly installed on the door leaf, all the scenes within the range of the field angle of about 120 ° outside the door can be seen clearly through the fireproof door mirror 6 from the inside, and the indoor objects cannot be seen through the fireproof door mirror 6 from the outside of the door; when a fire occurs, the fireproof door mirror 6 is not easy to damage, and the outdoor situation can be known through the fireproof door mirror 6.

Referring to fig. 1, a fireproof door closing structure 2 is installed between a door frame 1 and a door leaf, and the fireproof door closing can be a fireproof door closing lock and a fireproof bolt. Can be different according to the scene of using, choose for use different fire prevention door closing structure 2, in this application, the fire prevention door closing structure 2 of choosing for use is the fire prevention bolt, and the fire prevention bolt is used for strengthening door leaf and door frame 1's closure, protects the closure of door frame 1 and door leaf, guarantees door leaf and door frame 1's leakproofness, prevents that flue gas or fiery tongue from entering into the door.

Combine fig. 1 and fig. 2, fixed mounting has fire prevention lock 5 on the door leaf, and fire prevention lock 5 chooses for use to be the trick lock, and fire prevention lock 5 is used for locking the door leaf and fixes, simultaneously, when the conflagration breaing out, is difficult for damaging. The handle of the fireproof door lock 5 is made of materials with poor heat conduction coefficients, and when a fire disaster occurs outdoors, the indoor handle is held without being scalded.

Combine fig. 1 and 2, door frame 1 is hollow structure, and door frame 1 is stainless steel structure, and door frame 1's section is the state of cavity L type, and door frame 1 comprises two diaphragms and two risers, and the terminal surface of two horizontal poles is contradicted with the tip of two montants respectively, and the horizontal pole passes through welded fastening with the montant, is formed with on the door frame 1 to be annular recess, and the recess is just to the week side of door leaf, and the recess is close to one side in the door. Be fixed with the first fire prevention expansion seal strip 7 that is located the recess on the door frame 1, first fire prevention expansion seal strip 7 is used for sealing the clearance between door leaf and the door frame 1, prevents that gas or fire tongue from entering into indoorly, protects the indoor environment of installing in preventing the fire door room.

Referring to fig. 2, a reinforcing plate 8 for reinforcing the structural strength of the door frame 1 is installed in a vertical plate of the door frame 1, and the reinforcing plate 8 is welded and fixed to the door frame 1. The connection structure of the hinged position of the door frame 1 and the door leaf is strengthened by the reinforcing plate 8, the situation that the door leaf and the door frame 1 cannot be closed due to the fact that the door frame 1 and the hinged position of the door leaf are damaged in the long-term use process is avoided, the structure of the door frame 1 is strengthened, and the connection relation of the door leaf and the door frame 1 is guaranteed to be unaffected.

With reference to fig. 2 and 3, the door leaf includes a framework 9, fireproof filling material 4 and fireproof plates 12, the framework 9 is formed by welding criss-cross plates, a plurality of filling areas are formed, the fireproof filling material 4 is filled into the filling areas, the fireproof plates 12 are fixed on two opposite sides of the framework 9 in the thickness direction, and the fireproof plates 12 cover the filling areas.

With reference to fig. 2 and 3, the framework 9 is provided with lining steel plates 11 for covering the filler regions, each filler region corresponds to two lining steel plates 11, the opposite sides of the lining steel plates 11 in the same filler region are attached to the surface of the framework 9, and the lining steel plates 11 are welded and fixed to the framework 9. The fireproof filling material 4 between the lining steel plates 11 generates force to act on the two lining steel plates 11 under the condition of expansion with heat and contraction with cold, and the surfaces of the lining steel plates 11 slightly bulge or are basically unchanged, so that the structural strength of the fireproof door is enhanced.

With reference to fig. 2 and 3, the fire-retardant filling 4 is preferably made of perlite material. The perlite is expanded to become a novel material with light weight and multiple functions. The composite material has the characteristics of light apparent density, low heat conductivity coefficient, good chemical stability, wide applicable temperature range, small moisture absorption capacity, no toxicity, no smell, fire resistance, sound absorption and the like, and is simple in process and convenient for industrial production.

Referring to fig. 2 and 3, the fire protection plate 12 is preferably a calcium silicate plate with a fiber structure. The calcium silicate board is a novel green environment-friendly building material, has the characteristics of fire prevention, moisture prevention, sound insulation, moth prevention, good durability and the like, and the fibers increase the structural strength of the calcium silicate board and prevent the calcium silicate board from being damaged.

Referring to fig. 2 and 3, a veneer 13 is fixed on the surface of the calcium silicate board, and the veneer 13 is made of a fireproof material, specifically, a thermosetting resin, so that the fireproof function of the fireproof door is further improved. The panel 13 is embedded with the panel 10, which plays a role in decorating the fire door, so that the fire door has a fire-proof function and an aesthetic property.

Prevent fire door can be single door and two door, in this application, the fire door of chooseing for use is two door, and the closed department of a door is the overlap joint structure, and the overlap joint of a door inlays to be established and is fixed with second fire prevention inflation sealing strip 14, and second fire prevention inflation sealing strip 14 is used for sealing up the clearance between two doors.

The utility model discloses an implement the principle and do:

in the use process, for the fireproof door of a single-leaf door, the first fireproof expansion sealing strip 7 seals the space between the door leaf and the door frame 1; for the fireproof door of the double door, the door leaf-door frame 1 and the door leaf-door leaf space are sealed by the first fireproof expansion sealing strip 7 and the second fireproof expansion sealing strip 14. Meanwhile, each filler area in the keel corresponds to two lining steel plates 11, the lining steel plates 11 are welded and fixed with the framework 9, the fireproof filler 4 positioned between the lining steel plates 11 generates force to act on the two lining steel plates 11 under the condition of expansion with heat and contraction with cold, the surfaces of the lining steel plates 11 slightly bulge or are not changed basically, and the structural strength of the fireproof door is further enhanced.

The connection structure of the hinged position of the door frame 1 and the door leaf is strengthened by the reinforcing plate 8, the situation that the door leaf and the door frame 1 cannot be closed due to the fact that the door frame 1 and the hinged position of the door leaf are damaged in the long-term use process is avoided, the structure of the door frame 1 is strengthened, and the connection relation of the door leaf and the door frame 1 is guaranteed to be unaffected.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a steel wood molding is thermal-insulated prevents fire door, includes door frame (1) and door leaf, the door leaf rotates with door frame (1) and sets up, the door leaf includes skeleton (9), fire prevention stopping (4) and PLASTIC LAMINATED (12), skeleton (9) are formed by vertically and horizontally staggered's panel welding, skeleton (9) have formed a plurality of filler regions, fire prevention stopping (4) are filled in filler region, its characterized in that: the fireproof plate (12) is fixed on two opposite sides of the framework (9), the fireproof plate (12) covers a filler area, the fireproof plate (12) is a calcium silicate plate with a fiber structure, a decorative panel (13) for preventing fire is arranged on the opposite side of the fireproof plate (12), and a reinforcing structure for reinforcing the structural strength of the door leaf is arranged on the framework (9).

2. The steel-wood-shaped heat-insulating fireproof door according to claim 1, characterized in that: the reinforcing structure is lining steel plates (11) used for covering the filler area, each filler area corresponds to two lining steel plates (11), and the opposite sides of the two lining steel plates (11) are coplanar with the surface of the framework (9).

3. The steel-wood-shaped heat-insulating fireproof door according to claim 1, characterized in that: the vertical section of door frame (1) is provided with stiffening plate (8) that are used for strengthening door frame (1) structural strength, stiffening plate (8) and door frame (1) welding set up.

4. The steel-wood-shaped heat-insulating fireproof door according to claim 3, characterized in that: a first fireproof expansion sealing strip (7) is arranged between the door frame (1) and the door leaf.

5. The steel-wood-shaped heat-insulating fireproof door according to claim 1, characterized in that: the fireproof filling material (4) is made of perlite materials.

6. The steel-wood-shaped heat-insulating fireproof door according to claim 1, characterized in that: and a fireproof door lock (5) is arranged on the door leaf.

7. The steel-wood-shaped heat-insulating fireproof door according to claim 1, characterized in that: the door leaf is provided with a fireproof door mirror (6).

8. The steel-wood-shaped heat-insulating fireproof door according to claim 1, characterized in that: and a fireproof door closing structure (2) is arranged between the door frame (1) and the door leaf.