CN219569959U

CN219569959U - Light fireproof door

Info

Publication number: CN219569959U
Application number: CN202320661376.1U
Authority: CN
Inventors: 杨阳; 陆彬; 戴鸿儒
Original assignee: Wuxi Hailian Marine Accommodation Co ltd
Current assignee: Wuxi Hailian Marine Accommodation Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-08-22
Anticipated expiration: 2033-03-30

Abstract

The utility model relates to a light fireproof door, wherein a window body is arranged at the upper part of the front surface of a door page, an escape opening is arranged at the lower part of the front surface, a fire hole is arranged at the bottom of the front surface side, and an intelligent door lock is arranged at the middle part of the front surface side; the outermost layer of the door leaf is a stainless steel panel, the center of the door leaf is ceramic cotton filler, and an inorganic fireproof core plate is arranged between the stainless steel panel and the ceramic cotton filler; the door frame comprises a folded stainless steel plate filled with ceramic cotton filler, and good incombustibility and heat insulation performance are achieved. The stainless steel panel is a stainless steel plate with the thickness of 0.7mm, the thickness of the inorganic fireproof core plate is 5mm, the volume weight of the ceramic cotton filler is 100kg/m, and compared with the prior art, the volume weight of the ceramic cotton filler is reduced by 30%, 37.5% and 41%; the thickness of the stainless steel plate of the door frame is 1.5mm, and the ceramic cotton filler with the filling volume weight of 100kg/m is filled, so that the weight reduction is realized. The escape opening and the fire hole with reasonable structures are arranged for escape and fire control treatment of personnel on the inner side, and the fire performance is not affected.

Description

Light fireproof door

Technical Field

The utility model relates to a light fireproof door.

Background

The fireproof door is used for the ship cabin door and needs to have excellent fireproof and heat-insulating performances.

In order to ensure the fireproof heat insulation performance, the fireproof door in the prior art has the problem of heavy structure.

CN206000402U discloses a steel fireproof door with window, although it can satisfy the fire prevention and heat insulation requirement, but in the conflagration development stage, there is the condition that the high temperature leads to the lock to be inoperable, does not set up escape structure and structure for fire control, can't realize personnel and flee and fire control is dealt with, and the function is comparatively single.

Disclosure of Invention

The utility model provides a light fireproof door, which aims to overcome the defects in the prior art, reduce the weight of the door body on the premise of ensuring the fireproof and heat-insulating performance, and meet the escape and fire-fighting disposal requirements.

The technical solution of the utility model is as follows: the light fireproof door structurally comprises a door frame and a door leaf which are connected through a hinge, wherein a window body is arranged at the upper part of the front face of the door leaf, an escape hole is arranged at the lower part of the front face of the door leaf, a fire hole is arranged at the bottom of the front face side of the door leaf, and an intelligent door lock is arranged at the middle part of the front face side of the door leaf; the outermost layer of the door leaf is a stainless steel panel, the center of the door leaf is ceramic cotton filler, and an inorganic fireproof core plate is arranged between the stainless steel panel and the ceramic cotton filler; the door frame comprises a folded stainless steel plate filled with ceramic cotton filler, and good incombustibility and heat insulation performance are achieved. The stainless steel panel is a stainless steel plate with the thickness of 0.7mm, the thickness of the inorganic fireproof core plate is 5mm, the volume weight of the ceramic cotton filler is 100kg/m, and compared with the prior art, the volume weight of the ceramic cotton filler is reduced by 30%, 37.5% and 41%; the thickness of the stainless steel plate of the door frame is 1.5mm, and the ceramic cotton filler with the filling volume weight of 100kg/m is filled, so that the weight reduction is realized.

Preferably, the door frame is provided with a groove near the edge of the door page, and an A expanded graphite fireproof strip is arranged in the groove, so that the fire can be rapidly expanded when a fire disaster occurs, the gap between the door page and the door frame is blocked, and flame is prevented from passing through.

Preferably, in order to realize the concrete design of window, the window specifically include a pair of fire prevention glass that the interval set up, pack fire prevention liquid between the fire prevention glass, fire prevention glass lateral surface tip and the door leaf lateral surface that is close to are covered with the stainless steel clamp plate, pack between stainless steel clamp plate and the fire prevention glass lateral surface tip and have B expanded graphite fire prevention strip, the function is with A expanded graphite fire prevention strip.

Preferably, in order to allow people to escape urgently from the escape opening indoors when the surface temperature of the intelligent door lock is high and cannot be operated in a fire development stage, specifically, the door plate of the escape opening is connected with the door page through a spring hinge, a snap lock is arranged on the door plate of the escape opening, the snap lock on the escape opening at the lower part of the door page is opened indoors when people escape, the escape opening can realize self-closing through the spring hinge after being opened, and fire spread is prevented. The spring hinge is embedded into the door body for internal installation, the outer surface has no protrusion, the visual impression is light and handy, the escape opening can be automatically closed after being opened by utilizing the restoring force of the spring, and the pressing lock is a small inclined tongue lock, so that the locking function can be realized when the escape opening is automatically closed.

Preferably, in order to pass the fire hose to carry out fire control treatment when not opening the door leaf, specifically, the plate body of fire control hole pass through a spring hinge connection door leaf, and the plate body upper portion of fire control hole is equipped with the bolt, and this bolt is the oblique tongue lock type, and inside and outside is equipped with rotatable flower shape knob), rotates through the flower shape knob, makes the oblique tongue of bolt retract back and can realize opening, through the spring restoring force of spring hinge, can realize opening back self-closing, and this spring hinge is also with the embedded door body internally mounted of escape hole.

The utility model has the advantages that: the door leaf is a sandwich plate structure with an inorganic fireproof core plate arranged between the stainless steel panel and the ceramic cotton filler; the door frame is made of stainless steel plate folded edges with ceramic cotton filler filled inside, so that good incombustible performance and heat insulation performance are realized. The door frame and the door page edge groove are provided with expanded graphite fireproof strips, so that flame can be prevented from passing through when a fire disaster occurs. The thickness of the stainless steel panel, the thickness of the fireproof core plate and the volume weight of the ceramic cotton filler are greatly reduced, and the weight of the door body is effectively reduced. The escape opening and the fire hole with reasonable structures are arranged for escape and fire control treatment of personnel on the inner side, and the fire performance is not affected.

Drawings

Fig. 1 is a schematic view of the structure of the lightweight fire door of the present utility model.

Fig. 2 is a sectional view (upper part) of fig. 1 from A-A.

Fig. 3 is a schematic sectional view of the escape opening of fig. 1.

Fig. 4 is an enlarged schematic view of the fire hole of fig. 1.

In the figure, 1 is a door frame, 11 is an A expanded graphite fire-proof strip, 2 is a door leaf, 21 is a stainless steel panel, 22 is an inorganic fire-proof core plate, 23 is ceramic cotton filler, 3 is an intelligent door lock, 4 is a window body, 41 is fire-proof glass, 42 is fire-proof liquid, 43 is a stainless steel pressing plate, 44 is a B expanded graphite fire-proof strip, 5 is an escape opening, 51 is a press lock, 52 is a spring hinge, 6 is a fire-proof hole, 61 is a bolt, and 62 is a flower-shaped knob.

Description of the embodiments

The present utility model will be described in further detail with reference to examples and embodiments.

Examples

As shown in fig. 1-4, a light fireproof door structurally comprises a door frame 1 and a door leaf 2 which are connected through a hinge, wherein a window body 4 is arranged on the upper front portion of the door leaf 2, an escape opening 5 is arranged on the lower front portion of the door leaf, a fire hole 6 is arranged at the bottom of the front side, and an intelligent door lock 3 is arranged in the middle of the front side.

In order to achieve a fire protection function:

the door leaf 2 is of a sandwich plate structure, the outermost layer of the door leaf 2 is a stainless steel panel 21, the center of the door leaf is a ceramic cotton filler 23, and an inorganic fireproof core plate 22 is arranged between the stainless steel panel 21 and the ceramic cotton filler 23; the door frame 1 is made of stainless steel plates with ceramic cotton filler 23 filled inside, and good incombustible performance and heat insulation performance are achieved.

The door frame 1 is close to door leaf 2 edge and is equipped with the recess, is equipped with A expanded graphite fire prevention strip 11 in the recess, can expand rapidly when the conflagration takes place, blocks up the space of door leaf 2 and door frame 1, prevents that the flame from passing.

In order to realize light weight, the stainless steel panel 21 is a stainless steel plate with the thickness of 0.7mm, the thickness of the inorganic fireproof core plate 22 is 5mm, the volume weight of the ceramic cotton filler 23 is 100kg/m, the thickness of the panel is reduced by 30% compared with the prior art, the thickness of the fireproof core plate is reduced by 37.5% compared with the thickness of 8mm in the prior art, and the volume weight of the ceramic cotton filler is reduced by 41% compared with the volume weight of 170kg/m in the prior art; the stainless steel plate of the door frame 1 has a thickness of 1.5mm and is also filled with ceramic wool filler 23 having a volume weight of 100 kg/m.

The use of the intelligent door lock 3 can be controlled by encrypting a magnetic card or a mechanical key.

The window body 4 is used for observing, and specifically comprises a pair of fireproof glass 41 arranged at intervals, fireproof liquid 42 is filled between the fireproof glass 41, a stainless steel pressing plate 43 is covered on the outer side face end part of the fireproof glass 41 and the outer side face of the door leaf 2 close to the fireproof glass, and a B expanded graphite fireproof strip 44 is filled between the stainless steel pressing plate 43 and the outer side face end part of the fireproof glass 41, and functions the same as the A expanded graphite fireproof strip 11.

The escape opening 5 is used for allowing personnel to escape from the escape opening 5 in an emergency mode indoors when the surface temperature of the intelligent door lock 3 is high and cannot be operated in a fire development stage, specifically, a door plate of the escape opening 5 is connected with the door leaf 2 through a spring hinge 52, a pressing lock 51 is arranged on the door plate of the escape opening 5, the pressing lock 51 on the escape opening 5 at the lower portion of the door leaf is opened indoors during escape to realize emergency escape, and the escape opening 5 can realize self-closing through the spring hinge 52 after being opened to prevent fire spread.

The spring hinge 52 is embedded into the door body for internal installation, the outer surface has no protrusion, the light and handy characteristics can be reflected in visual sense, the reset force of the spring is utilized to enable the escape opening 5 to be self-closed after being opened, the pressing lock 51 is a small inclined tongue lock in the prior art, and the locking function can be realized when the escape opening 5 is self-closed.

The fire hole 6 is used for being opened when the door leaf 2 is not opened, fire is treated by passing through the fire hose, and specifically, the plate body of the fire hole 6 is connected with the door leaf 2 through a spring hinge 52, and the self-closing after opening is realized through the spring hinge 52. The upper part of the plate body of the fire hole 6 is provided with a bolt 1, the bolt 61 is of a bevel bolt lock type, the inside and the outside are provided with rotatable flower-shaped knobs 62, the bevel bolts of the bolt 61 can be opened after being retracted through the rotation of the flower-shaped knobs 62, the spring hinge 52 is embedded into the door body for internal installation, no protrusion exists on the outer surface, and the characteristics of light and handy visual appearance can be reflected.

The above components are all of the prior art, and any model and existing design that can achieve their corresponding functions can be used by those skilled in the art.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and improvements could be made by those skilled in the art without departing from the inventive concept, which falls within the scope of the present utility model.

Claims

1. The light fireproof door structurally comprises a door frame (1) and a door leaf (2) which are connected through a hinge, and is characterized in that a window body (4) is arranged on the upper portion of the front face of the door leaf (2), an escape opening (5) is arranged on the lower portion of the front face, a fire hole (6) is formed in the bottom of the front face side, and an intelligent door lock (3) is arranged in the middle of the front face side; the outermost layer of the door leaf (2) is a stainless steel panel (21), the center of the door leaf is a ceramic cotton filler (23), and an inorganic fireproof core plate (22) is arranged between the stainless steel panel (21) and the ceramic cotton filler (23); the door frame (1) comprises a flanging stainless steel plate internally filled with ceramic wool filler (23), the stainless steel panel (21) is a stainless steel plate with the thickness of 0.7mm, the thickness of the inorganic fireproof core plate (22) is 5mm, the volume weight of the ceramic wool filler (23) is 100kg/m, and the thickness of the stainless steel plate of the door frame (1) is 1.5mm, and the ceramic wool filler (23) with the filling volume weight is 100 kg/m.

2. A light fire door as claimed in claim 1, wherein the door frame (1) has a recess adjacent the edge of the door leaf (2), and wherein an a-expanded graphite fire-protection strip (11) is provided in the recess.

3. A light fire door as claimed in claim 1, wherein the window (4) comprises a pair of fire-proof glass (41) arranged at intervals, a fire-proof liquid (42) is filled between the fire-proof glass (41), a stainless steel pressing plate (43) is covered on the outer side face end part of the fire-proof glass (41) and the outer side face of the door leaf (2) close to the fire-proof glass, and a B-expanded graphite fire-proof strip (44) is filled between the stainless steel pressing plate (43) and the outer side face end part of the fire-proof glass (41).

4. A light fire door as claimed in claim 1, characterized in that the door panel of the escape opening (5) is connected to the door leaf (2) by means of a spring hinge (52), the spring hinge (52) is embedded in the door panel and the door leaf (2) and the door panel of the escape opening (5) is provided with a snap lock (51) of the latch type.

5. A light fire door as claimed in claim 1, characterized in that the plate body of the fire hole (6) is connected with the door leaf (2) by a spring hinge (52), the spring hinge (52) is embedded in the plate body and the door leaf (2) and is provided with a latch (61) with a latch lock, and rotatable flower-shaped knobs (62) are arranged inside and outside the latch (61).