CN117365248A - Aluminium alloy grade-B single-open fireproof door - Google Patents

Abstract

The invention discloses an aluminum alloy second-level single-open fireproof door, which comprises a door frame, wherein one side of the inner wall of the door frame is rotationally connected with a door leaf through a hinge, and the aluminum alloy second-level single-open fireproof door further comprises: the invention discloses a first fireproof structure, which comprises fireproof pouring materials poured into a door leaf and a door frame, is used for fireproof heat insulation, and a second fireproof structure, which comprises fireproof materials filled at the joint of grouting composite fireproof glass and the door leaf, is used for fireproof heat insulation, and is arranged in the door leaf through a connecting fixing piece. This fire door is prevented to B level list of aluminum alloy, through setting up this fire door into bridge cut-off aluminum alloy material, aluminum alloy's outward appearance is more pleasing to the eye, is difficult for rustting, and is provided with fire prevention expansion strip, fire prevention silver on bridge cut-off aluminum alloy material's basis, fire prevention pouring material, fire prevention glass cushion and aluminum silicate cotton's fire prevention material, promotes bridge cut-off aluminum alloy fire door's fire prevention heat-proof performance, and energy-conserving effectual, long service life has promoted the security of use.

Description

Aluminum alloy Class B single opening fire door

Technical field

The present invention relates to the technical field of fire doors, specifically aluminum alloy Class B single-opening fire doors.

Background technique

Fire door refers to a door that can meet the requirements of fire resistance stability, integrity and heat insulation within a certain period of time. It is a fireproof partition with certain fire resistance located in fireproof partitions, evacuation stairwells, vertical shafts, etc., in the house The building is specially used to isolate the source of fire, which plays a huge role in fire protection. In the event of a fire, people can obtain escape opportunities through fire doors.

Currently, many fire doors on the market are usually made of steel materials. During use, steel materials are easy to rust, affecting the appearance. Severe rust will affect the fire performance and service life of the fire doors, requiring regular maintenance. Or replacement, which increases maintenance costs. The common broken bridge aluminum alloy glass door has a better appearance and long service life. However, due to the low melting point of the aluminum profile, the fire resistance and heat insulation performance cannot meet the prescribed fire protection standards, so it needs to be installed The broken bridge is based on the aluminum alloy material to increase its fire resistance.

Contents of the invention

(1) Technical problems solved

In view of the shortcomings of the existing technology, the present invention provides an aluminum alloy Class B single-opening fire door, which solves the problem that steel materials are easy to rust and affect the appearance, while ordinary broken bridge aluminum alloy doors have a low melting point and cannot achieve the fireproof and heat insulation performance. Issues with prescribed fire protection standards.

(2) Technical solutions

In order to achieve the above objectives, the present invention is realized through the following technical solutions: an aluminum alloy Class B single-opening fireproof door, including a door frame, one side of the inner wall of the door frame is connected with a door leaf through a hinge, and also includes: a first fireproof structure, including The fireproof castable poured into the door leaf and door frame is used for fireproof and heat insulation. The second fireproof structure includes fireproof material filled at the connection between the grouting composite fireproof glass and the door leaf for fireproofing and heat insulation. The grouting composite fireproof glass passes The connecting fixture is arranged inside the door leaf, and the door leaf and door frame are made of broken bridge aluminum alloy material.

Preferably, the first L-shaped galvanized steel plate is threadedly connected to the outer four corners of the door frame through stainless steel screws, and the second L-shaped galvanized steel plate is threaded to the inner four corners of the door leaf through stainless steel screws.

Preferably, the connection fixing component includes a fiberglass bracket arranged around the grouting composite fireproof glass. The fiberglass bracket is threadedly connected to the inner wall of the door leaf through screws. The fiberglass bracket is made of hot-dip galvanized steel plate.

Preferably, aluminum alloy profiles are fixed on both sides of the inner wall of the door leaf and door frame, a heat insulation strip cavity is provided inside the door leaf and door frame, and the fireproof pouring material is filled in the interior of the aluminum alloy profile and the heat insulation strip. Inside the cavity, the first fire-proof structure also includes a first fire-proof expansion strip arranged outside the heat-insulating strip cavity.

Preferably, the fireproof material includes aluminum silicate wool, which is filled in the gap between the grouting composite fireproof glass and the connecting fixture, and the bottom and both sides of the grouting composite fireproof glass are provided with fireproof glass mats. block, fireproof cotton strips are provided around the overlap of the grouting composite fireproof glass and the door leaf, and a second fireproof expansion strip is provided between one side of the inner wall of the door leaf and the connecting fixture.

Preferably, the stainless steel screw includes a screw rod and a nut. A locking gasket is set on the surface of the screw rod and on one side of the nut, and a fireproof glue layer is bonded to the side of the locking gasket away from the nut. .

Preferably, a sealing strip is provided at the overlap between the door frame and the door leaf.

(3) Beneficial effects

The invention provides an aluminum alloy Class B single-opening fireproof door. It has the following beneficial effects:

(1) This aluminum alloy Class B single-opening fire door is made of broken bridge aluminum alloy material. The aluminum alloy has a more beautiful appearance, is not easy to rust, has good energy saving effect, and is made of broken bridge aluminum alloy material. It is basically equipped with fireproof expansion strips, fireproof cotton strips, fireproof pouring materials, fireproof glass pads and aluminum silicate wool fireproof materials to improve the fireproof and heat insulation performance of the broken bridge aluminum alloy fire door, and has a long service life, which improves the use safety.

(2) This aluminum alloy Class B single-opening fire door uses L-shaped galvanized steel plates for corner wrapping at the four outer corners of the door frame and the four inner corners of the door leaf to improve the strength of the door frame and door leaf. At the same time, a fiberglass bracket is provided on the side of the glass. , used to firmly support the glass and prevent it from falling off at high temperatures.

(3) For this aluminum alloy Class B single-opening fire door, when stainless steel screws are used to fix the L-shaped galvanized steel plate and fiberglass bracket, anti-loosening gaskets are installed at the joints of the stainless steel screws, and fire-proof glue is installed on the side of the anti-loosening gasket. The layer makes the stainless steel screw connection less likely to loosen and the connection is more stable.

Description of the drawings

Figure 1 is a schematic diagram of the structure of the present invention;

Figure 2 is a side cross-sectional view of the structure of the present invention;

Figure 3 is a partial enlarged view of position A in Figure 2 of the present invention;

Figure 4 is an internal top view of the structure of the present invention;

Figure 5 is a schematic diagram of the connection of the stainless steel screw structure of the present invention.

In the picture: 1. Door frame; 2. Door leaf; 3. Grouting composite fireproof glass; 4. Stainless steel screws; 41. Screw; 42. Nut; 43. Anti-loosening washer; 44. Fireproof glue layer; 5. First L L-shaped galvanized steel plate; 6. The second L-shaped galvanized steel plate; 7. FRP bracket; 8. Aluminum alloy profile; 9. Insulation strip cavity; 10. Fireproof castable material; 11. First fireproof expansion strip; 12. Aluminum silicate wool; 13. Fireproof glass spacer; 14. Fireproof cotton strip; 15. Second fireproof expansion strip; 16. Sealing strip.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Embodiment 1

Referring to Figures 1 to 4, the present invention provides an aluminum alloy Class B single-opening fireproof door, which includes a door frame 1. One side of the inner wall of the door frame 1 is connected to a door leaf 2 through a hinge. The three sides of the door leaf adopt a multi-locking point configuration. Single-sided handle lock, equipped with surface-mounted door closer;

Also includes:

The first fire-proof structure includes fire-proof pouring material 10 poured into the door leaf 2 and the door frame 1 for fire prevention and heat insulation. The second fire-proof structure includes fire-proof material filled at the connection between the grouting composite fire-proof glass 3 and the door leaf 2 for fire prevention and heat insulation. Fireproof and heat insulation, the grouting composite fireproof glass 3 is set inside the door leaf 2 through connecting fixings. The specifications of the grouting composite fireproof glass 3 are 6Low-E+9A+6 tempered+16 fire retardant liquid+6 tempered. The door leaf 2 and the door frame 1 are both It is made of broken bridge aluminum alloy material. Through the cooperation of the first fireproof structure, the second fireproof structure and the grouting composite fireproof glass 3, it is used to improve the fireproof and heat insulation performance of the fire door. The door leaf 2 and the door frame 1 are both made of broken bridge aluminum. Made of alloy materials, broken bridge aluminum alloy materials have the advantages of being more beautiful, less prone to rust, and more energy-saving than steel materials.

In the embodiment of the present invention, aluminum alloy profiles 8 are fixed on both sides of the inner walls of the door leaf 2 and the door frame 1. The aluminum alloy profiles 8 adopt a U-shaped structure. A heat insulation strip cavity 9 is provided inside the door leaf 2 and the door frame 1 to provide heat insulation. The strip cavity 9 is located between the two aluminum alloy profiles 8. The fireproof pouring material 10 is filled inside the aluminum alloy profile 8 and the inside of the heat-insulating strip cavity 9. The first fire-proof structure also includes a heat-insulating strip cavity 9. The first fire-proof expansion strip 11 on the outside is composed of fire-proof silicone glue and high-temperature-resistant materials. It adopts the principle of expansion at high temperatures and rapidly expands to form a dense insulation layer when a fire occurs, effectively isolating the fire source. and the spread of smoke;

The fireproof grouting material 10 is aluminum silicate fireproof grouting, silicate fireproof grouting or cement-based fireproof grouting.

In the embodiment of the present invention, the fireproof material includes aluminum silicate wool 12. The aluminum silicate wool 12 is filled in the gap between the grouting composite fireproof glass 3 and the connecting fixture. The aluminum silicate wool 12 plays the role of fireproof and flame retardant, preventing fire. The source and smoke pass through the gap between the glass and the connecting fixture. The bottom and both sides of the grouting composite fireproof glass 3 are provided with fireproof glass spacers 13. The fireproof glass spacers 13 are made of flame-retardant and fireproof materials. The grouting composite fireproof glass 3 Fireproof cotton strips 14 are provided around the overlap with the door leaf 2. The fireproof cotton strips 14 are made of glass fiber fireproof cotton. A second fireproof expansion strip 15 is provided between one side of the inner wall of the door leaf 2 and the connecting fixture. The second fire-proof expansion strip 15 is composed of fire-proof silicone glue and high-temperature-resistant material, and has the same principle as the first fire-proof expansion strip 11.

In the embodiment of the present invention, a sealing strip 16 is provided at the overlap between the door frame 1 and the door leaf 2 for flame retardant and fire prevention.

Through the arrangement of the above structure, by making both the door frame 1 and the door leaf 2 made of broken bridge aluminum alloy, the appearance of the aluminum alloy is more beautiful, not easy to rust, and has good energy saving effect. On the basis of the broken bridge aluminum alloy material, the The arrangement of the first fireproof structure and the second fireproof structure improves the fireproof and heat insulation performance of the broken bridge aluminum alloy fire door, has a long service life and improves the safety of use.

Embodiment 2

In conjunction with Embodiment 1, please refer to Figures 1, 3 and 4. The four outer corners of the door frame 1 are threadedly connected with the first L-shaped galvanized steel plate 5 through stainless steel screws 4, and the four inner corners of the door leaf 2 are connected through stainless steel screws 4. The second L-shaped galvanized steel plate 6 is threadedly connected. The first L-shaped galvanized steel plate 5 and the second L-shaped galvanized steel plate 6 are used to wrap the door frame 1 and the door leaf 2. The connection fixings include a grouting composite fireproof The glass fiber reinforced plastic bracket 7 is surrounded by the glass 3. The fiberglass reinforced plastic bracket 7 is threadedly connected to the inner wall of the door leaf 2 through screws. The screw structure is the same as the stainless steel screw 4. The fiberglass reinforced plastic bracket 7 is made of hot-dip galvanized steel plate.

Through the arrangement of the above structure, the four outer corners of the door frame 1 and the four inner corners of the door leaf 2 are all wrapped with L-shaped galvanized steel plates, which improves the strength of the door frame 1 and the door leaf 2. At the same time, a fiberglass bracket 7 is provided on the side of the glass for The glass is firmly supported to prevent the glass from falling off at high temperatures.

Embodiment 3

In conjunction with Embodiment 1 and 2, please refer to Figure 5. The stainless steel screw 4 includes a screw rod 41 and a nut 42. The screw rod 41 and the nut 42 are fixedly connected. The surface of the screw rod 41 is located on one side of the nut 42. There is an anti-loosening gasket 43. The anti-loosening gasket 43 is made of rubber material, and a fireproof glue layer 44 is bonded to the side of the anti-loosening gasket 43 away from the nut 42. The fireproof glue layer 44 is used to increase the anti-loosening gasket. 43 with screw fasteners for structural stability.

Through the arrangement of the above structure, when the stainless steel screws 4 are fixed, the anti-loosening washer 43 is used to prevent the screws from loosening during use, and a fireproof glue layer 44 is provided between the anti-loosening washer 43 and the connection, which further improves the stainless steel screws 4 The stability of the joint.

Embodiment 4

Referring to Figures 1 to 5, this embodiment is obtained by combining Embodiment 1, Embodiment 2 and Embodiment 3.

Through the arrangement of the first fireproof structure and the second fireproof structure, the fireproof and heat insulation performance of the broken bridge aluminum alloy fire door is improved, and through the arrangement of the first L-shaped galvanized steel plate 5 and the second L-shaped galvanized steel plate 6, the door frame 1 and The strength of the door leaf 2 is used to firmly support the glass through the setting of connecting fasteners. The setting of the anti-loosening gasket 43 and the fireproof glue layer 44 improves the stability of the screw connection and prevents the stainless steel screws 4 from loosening.

At the same time, contents not described in detail in this specification belong to the prior art known to those skilled in the art.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that these entities or operations are mutually exclusive. any such actual relationship or sequence exists between them. Furthermore, the terms "comprises," "comprises," or any other variations thereof are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that includes a list of elements includes not only those elements, but also those not expressly listed other elements, or elements inherent to the process, method, article or equipment.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principles and spirit of the invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides an aluminum alloy level B singly opens prevents fire door, includes door frame (1), one side of door frame (1) inner wall is connected with door leaf (2) through the hinge rotation, its characterized in that:

further comprises:

the first fireproof structure comprises fireproof pouring materials poured into the door leaf (2) and the door frame (1) and is used for fireproof heat insulation;

the second fireproof structure comprises fireproof materials filled at the joint of the grouting composite fireproof glass (3) and the door leaf (2) and is used for fireproof and heat insulation;

the grouting composite fireproof glass (3) is arranged inside the door leaf (2) through a connecting fixing piece, and the door leaf (2) and the door frame (1) are made of bridge-cut-off aluminum alloy materials.

2. The aluminum alloy class b single-open fire door of claim 1, wherein: the outer four corners of the door frame (1) are all connected with a first L-shaped galvanized steel sheet (5) through stainless steel screws (4), and the inner four corners of the door leaf (2) are all connected with a second L-shaped galvanized steel sheet (6) through the stainless steel screws (4).

3. The aluminum alloy class b single-open fire door of claim 1, wherein: the connecting and fixing piece comprises glass fiber reinforced plastic supports (7) arranged around grouting composite fireproof glass (3), the glass fiber reinforced plastic supports (7) are in threaded connection with the inner wall of the door leaf (2) through screws, and the glass fiber reinforced plastic supports (7) are made of hot dip galvanized steel plates.

4. The aluminum alloy class b single-open fire door of claim 1, wherein: the fire-proof filling material is filled in the aluminum alloy section bar (8) and the heat insulation strip cavity (9), and the first fire-proof structure further comprises a first fire-proof expansion strip (11) arranged outside the heat insulation strip cavity (9).

5. The aluminum alloy class b single-open fire door of claim 1, wherein: the fireproof material comprises aluminum silicate cotton (12), the aluminum silicate cotton (12) is filled in a gap between the grouting composite fireproof glass (3) and the connecting fixing piece, fireproof glass cushion blocks (13) are arranged at the bottom and the two sides of the grouting composite fireproof glass (3), fireproof cotton strips (14) are arranged at the lap joint of the periphery of the grouting composite fireproof glass (3) and the door leaf (2), and a second fireproof expansion strip (15) is arranged between one side of the inner wall of the door leaf (2) and the connecting fixing piece.

6. The aluminum alloy class b single-open fire door of claim 2, wherein: the stainless steel screw (4) comprises a screw rod (41) and a screw cap (42), a locking gasket (43) is sleeved on the surface of the screw rod (41) and located on one side of the screw cap (42), and a fireproof glue layer (44) is bonded on one side, far away from the screw cap (42), of the locking gasket (43).

7. The aluminum alloy class b single-open fire door of claim 1, wherein: and a joint strip (16) is arranged at the joint of the door frame (1) and the door leaf (2).