CN211310516U - Fireproof and heat-insulating elevator landing door - Google Patents

Abstract

A fireproof and heat-insulating elevator landing door comprises two door panels capable of sliding in the same direction or in opposite directions, wherein each door panel comprises a door base plate, the upper end and the lower end of each door base plate are respectively connected with an upper sealing head and a lower sealing head, an upper fireproof plate is fixed on each upper sealing head, a lower fireproof plate is fixed on each lower sealing head, a heat insulating layer is arranged in each door base plate, and each heat insulating layer is fixed through a plurality of reinforcing ribs; this fire-resistant layer door of elevator fire prevention heat-proof quality is good, and overall structure is stable, and inside is difficult for breakage, is equipped with the insulating layer in the door base plate, and thermal insulation material stable in structure is difficult for damaging in the transportation, and this fire-resistant layer door of elevator is effective separation flame smog diffusion at conflagration high temperature environment, and the door plant is non-deformable at high temperature, reduces the conflagration and stretchs speed in the elevartor shaft.

Description

Fireproof and heat-insulating elevator landing door

Technical Field

The utility model relates to an elevator technical field, especially a thermal-insulated elevator layer door of fire prevention.

Background

The elevators are increasingly popularized in buildings while the rapid development of the urbanization of the economy and the society in China. The elevator is not only present in high-rise buildings, but also installed in ordinary residential buildings and low-rise buildings. However, the factors causing fire in buildings are also increasing, and fire accidents related to elevators are frequently occurring, and the consequences thereof are serious.

The elevator landing door is an important part of an elevator, and the fireproof and fire-resistant performance of the elevator landing door plays an important role in the spread of fire in a building in an elevator shaft. Most countries in the world pay attention to the structural design of elevator landing doors, and the elevator landing doors are required to have higher fire resistance indexes. Fire-resistant landing doors have received considerable attention in the elevator industry and are becoming increasingly popular.

However, the conventional fire-resistant layer door has a door panel that has poor heat insulating properties, is easily bent and deformed in a high-temperature environment of a fire, and is difficult to effectively prevent the spread of flames and smoke. In addition, the thermal insulation material of the door panel is easy to break in the processing and transportation processes. Therefore, the existing fire-resistant layer doors have certain defects.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned shortcoming of prior art, the utility model aims at providing a thermal-insulated elevator layer door of fire prevention.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a thermal-insulated elevator layer door of fire prevention, includes two door plants that can syntropy or slide in opposite directions simultaneously, the door plant includes the door base plate, both ends are connected with upper cover and low head respectively about the door base plate, the upper cover is fixed with the PLASTIC LAMINATED, the low head is fixed with down the PLASTIC LAMINATED, be equipped with the insulating layer in the door base plate, the insulating layer is fixed through a plurality of strengthening rib.

As a further improvement of the utility model: the heat insulation layer comprises an inorganic high-alumina ceramic fiber material heat insulation layer, a ceramic fiber composite material heat insulation layer without an aluminum foil and an aerogel composite fiber felt heat insulation layer.

As a further improvement of the utility model: the inorganic high-alumina ceramic fiber material heat insulation layer is 30mm thick, the aluminum-foil-free ceramic fiber composite material heat insulation layer is 35mm thick, the aerogel composite fiber felt heat insulation layer is 16mm thick, and the inorganic high-alumina ceramic fiber material heat insulation layer, the aluminum-foil-free ceramic fiber composite material heat insulation layer and the aerogel composite fiber felt heat insulation layer are laminated.

As a further improvement of the utility model: the door base plate is of a rectangular structure with four bent sides.

As a further improvement of the utility model: the reinforcing ribs are transversely and longitudinally arranged on the door base plate, three reinforcing ribs are transversely arranged on a single door base plate, and one reinforcing rib is longitudinally arranged on the single door base plate.

As a further improvement of the utility model: the upper fireproof plate is of an L-shaped structure, and the lower fireproof plate is of a Z-shaped structure.

As a further improvement of the utility model: the upper fireproof plate is tightly attached to the top surface and the back surface of the upper end enclosure, and the lower fireproof plate is tightly attached to the front surface and the bottom surface of the lower end enclosure.

As a further improvement of the utility model: and a side buckle plate is arranged on one side of the door base plate.

As a further improvement of the utility model: the door plant includes left door plant and right door plant, the side buckle on the left door plant is established in the left side, the side buckle of right side door plant is established on the right side.

As a further improvement of the utility model: and a door sliding block is arranged at the bottom of the door plate.

As a further improvement of the utility model: and an adjusting gasket is arranged below the tensioning bolt on one side above the door plate.

As a further improvement of the utility model: and an emergency door opening device is arranged on the door plate.

Compared with the prior art, the beneficial effects of the utility model are that: this elevator layer door fire prevention heat-proof quality is good, and overall structure is stable, and inside is difficult for breakage, is equipped with the insulating layer in the door base plate, and thermal insulation material stable in structure is difficult for damaging in the transportation, at the effective separation flame smog diffusion of conflagration high temperature environment, and the door plant is non-deformable at high temperature, reduces the conflagration and spreads speed in the elevartor shaft.

Drawings

Fig. 1 is a schematic view of the installation structure of the present invention.

Fig. 2 is a partial schematic view of a portion a in fig. 1.

Fig. 3 is a partial schematic view of a portion B in fig. 1.

Fig. 4 is a schematic top view of the present invention.

Fig. 5 is a partial schematic view of the portion C in fig. 4.

Fig. 6 is a schematic side view of the right-middle door panel of the present invention.

Fig. 7 is a partial schematic view of portion D of fig. 6.

Fig. 8 is a partial schematic view of portion E of fig. 6.

Detailed Description

The invention will now be further described with reference to the accompanying drawings, in which: the utility model provides a thermal-insulated elevator layer door of fire prevention, includes two door plant 1 that can syntropy or in opposite directions gliding simultaneously, door plant 1 includes the door base plate, both ends are connected with upper cover 2 and low head 3 respectively about the door base plate, upper cover 2 is fixed with PLASTIC LAMINATED 4, low head 3 is fixed with lower PLASTIC LAMINATED 5, be equipped with insulating layer 6 in the door base plate, insulating layer 6 is fixed through a plurality of strengthening rib 7.

Door plant 1 includes left door plant 11 and right door plant 12, the door base plate is the four sides rectangle structure of bending, door base plate one side is equipped with side buckle 8, the side buckle 8 on the left door plant 11 is established in the left side, the side buckle 8 on the right door plant 12 is established on the right side, it is L type structure to go up PLASTIC LAMINATED 4, PLASTIC LAMINATED 5 is Z type structure down, go up the top surface and the back that upper cover 2 was hugged closely to PLASTIC LAMINATED 4, the front and the bottom surface of low head 3 are hugged closely to PLASTIC LAMINATED 5 down, the tensioning bolt of 1 top one side of door plant has adjusting shim 102, be equipped with emergency door opener 9 on the door plant 1, 1 bottom of door plant is equipped with door.

The heat insulation layer 6 comprises an inorganic high-alumina ceramic fiber material heat insulation layer, a non-aluminum-foil ceramic fiber composite material heat insulation layer and an aerogel composite fiber felt heat insulation layer, the thickness of the inorganic high-alumina ceramic fiber material heat insulation layer is 30mm, the thickness of the non-aluminum-foil ceramic fiber composite material heat insulation layer is 35mm, the thickness of the aerogel composite fiber felt heat insulation layer is 16mm, the three layers of the inorganic high-alumina ceramic fiber material heat insulation layer, the non-aluminum-foil ceramic fiber composite material heat insulation layer and the aerogel composite fiber felt heat insulation layer are attached and superposed, the heat insulation layer 6 is fixed through a reinforcing rib 7, the reinforcing rib 7 is transversely and longitudinally arranged on a door substrate, three reinforcing ribs are transversely arranged on a single door substrate, and one reinforcing rib.

In the door panel 1, a buckle plate 103 is arranged on the other side of the door base plate and connected with the door base plate, and the heat insulation layer 6 is arranged between the door base plate and the buckle plate 103.

The side buckle plate 8 is of an integrated T-shaped structure and a straight plate structure, as shown in fig. 4, the surface of the heat insulation layer 6 is flush with the bottom surface of the T-shaped structure of the side buckle plate 8, and the buckle plate 103 is flush with the height of the side buckle plate 8.

In order to increase the fireproof and heat insulation effect of the heat insulation layer, the heat insulation layer is an integral structure formed by laminating three layers of an inorganic high-alumina ceramic fiber material heat insulation layer, a ceramic fiber composite material heat insulation layer without an aluminum foil and an aerogel composite fiber felt heat insulation layer, and the heat insulation layer is fixed on the door base plate through a reinforcing rib, so that the heat insulation layer is prevented from being easily damaged and broken when the heat insulation layer is not completely covered in a fire disaster, and the fireproof effect is not.

The utility model discloses a main function: this fire-resistant layer door of elevator fire prevention heat-proof quality is good, and overall structure is stable, and inside is difficult for breakage, is equipped with the insulating layer in the door base plate, and thermal insulation material stable in structure is difficult for damaging in the transportation, and this fire-resistant layer door of elevator is effective separation flame smog diffusion at conflagration high temperature environment, and the door plant is non-deformable at high temperature, reduces the conflagration and stretchs speed in the elevartor shaft.

In conclusion, after the ordinary skilled in the art reads the document of the present invention, according to the present invention, the technical solution and technical concept of the present invention do not need creative mental labor to make other various corresponding transformation schemes, which all belong to the protection scope of the present invention.

Claims (8)

1. The utility model provides a thermal-insulated elevator layer door of fire prevention, includes two door plants that can syntropy or slide in opposite directions simultaneously, a serial communication port, the door plant includes the door base plate, both ends are connected with upper cover and low head respectively about the door base plate, the upper cover is fixed with the PLASTIC LAMINATED, the low head is fixed with down the PLASTIC LAMINATED, be equipped with the insulating layer in the door base plate, the insulating layer is fixed through a plurality of strengthening rib.

2. The elevator landing door of claim 1, wherein the insulation layer comprises an inorganic high-alumina ceramic fiber material insulation layer, a ceramic fiber composite insulation layer without aluminum foil, and an aerogel composite fiber felt insulation layer.

3. The fire resistant insulated elevator landing door of claim 1, wherein the door base panel is a four-sided bent rectangular structure.

4. The elevator landing door of claim 1, wherein the upper fire shield is an L-shaped structure and the lower fire shield is a Z-shaped structure.

5. The elevator landing door of claim 1, wherein the door base panel is provided with a side gusset on one side.

6. The elevator landing door of claim 1, wherein a door slider is disposed on the bottom of the door panel.

7. The elevator landing door of claim 1, wherein an adjustment shim is positioned under the tension bolt on the side above the door panel.

8. A fire-resistant and heat-insulating elevator landing door according to claim 1, wherein an emergency door opener is provided on the door panel.

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