CN211473914U - Fireproof door and container - Google Patents

Abstract

The utility model discloses a fireproof door and a container, wherein the fireproof door comprises a door frame and a door body, the door body is arranged in the door frame, a first hard fireproof layer covers the inner side surface of the door frame, and a second hard fireproof layer covers the inner side surface of the door body; or the inner side surface of the door body is covered with a soft fireproof layer; or the inner side surface of the door body is covered with a soft fireproof layer and a second hard fireproof layer, and the second hard fireproof layer is approximately flush with the first hard fireproof layer. The utility model discloses the area that the door body occupies among the fire door is the biggest, can include soft flame retardant coating and/or second stereoplasm flame retardant coating in the door body, also is equipped with first stereoplasm flame retardant coating on the door frame, and stereoplasm flame retardant coating texture is harder, is fit for indoor, forms smooth medial surface, and stereoplasm flame retardant coating fire behavior is excellent, and density is great, as the fire protection screen, and fire behavior is good; the soft fire-proof layer is soft in texture, and the hard fire-proof layer and the soft fire-proof layer are used, so that the overall fire-proof performance is excellent.

Description

Fireproof door and container

Technical Field

The utility model relates to a prevent fire door, in particular to prevent fire door and this container on container.

Background

A container in the conventional sense is a container for transporting goods, and the containers can be stacked together for long-distance transportation. With the development of the times, the application field of the container is more and more extensive, and the container not only can be applied to goods transportation, but also can be used as a simple house and a shop in daily life or integrated with equipment, so that the container becomes a kind of equipment container which is convenient to transport and has good protection performance.

Regardless of traditional building materials field or emerging house container, equipment container, all have certain requirement to the fire behavior of panel, for example, equipment container, a large amount of electrical equipment have been integrateed in the equipment container, electrical equipment is by electric energy drive, can produce more heat, if the incasement production of heat is too much, heat dissipation and production of heat are unable balanced, then the temperature of incasement is probably to reach the ignition point, and then arouse the conflagration, in order to reduce the speed that stretches out of conflagration as far as possible, reserve more rescue time, put forward higher requirement to the fire behavior of container.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model discloses a rock wool and the gypsum board of specific thickness superpose mutually, obtain one kind and prevent fire door, can install the door on the container, form the fire prevention container.

The technical scheme of the utility model as follows:

the utility model provides a fireproof door, its characterized in that includes door frame and the door body, the door body is installed in the door frame, the door frame medial surface coats and is stamped first gypsum layer, rock wool layer and second gypsum layer have in the door body, the second gypsum layer is located a medial surface, and is roughly flushed with first gypsum layer.

Further, the door body includes door beam and door plant, the door beam sets up around the door plant, and has certain thickness, the door plant approximately flushes with the door beam lateral surface, with enclose into rock wool installation space between the door beam, rock wool installs in rock wool installation space.

Furthermore, the door beam includes a pair of door crossbeams and a pair of door erects the roof beam, the door crossbeam sets up the upper and lower both ends at the door plant, the door erects the roof beam and sets up the left and right sides at the door plant, the door crossbeam with the door erects the roof beam interconnect, surrounds around the door plant, the door crossbeam intussuseption is filled with the rock wool.

Furthermore, fireproof expansion strips are continuously arranged in the thickness direction of the first gypsum layer.

Further, when the door body in the door frame is a single door, a first door baffle is arranged on the inner side surface of the first gypsum layer, and the first door baffle extends towards the inner side surface of the door body to shield a gap between the door body and the door frame;

when the door bodies in the door frame are two or more doors, a second door baffle is arranged between the adjacent door bodies, and the second door baffle is arranged on the inner side surface of the second gypsum board of one of the door bodies and extends towards the other door body to shield a gap between the two door bodies.

Further, the first gypsum layer and the second gypsum layer comprise a plurality of mutually superposed gypsum boards, and enclosing plates are wrapped outside the gypsum layers.

Furthermore, the enclosing plate surrounds the inner side surface of the first or second gypsum layer and the thickness direction of the first or second gypsum layer, and the first gypsum board is fixedly connected with the inner side surface of the door body through the enclosing plate, or the second gypsum board is fixedly connected with the door frame through the enclosing plate.

The utility model also discloses a fire prevention container, including above-mentioned door, still include roof and bottom plate.

Furthermore, the top plate is provided with a fireproof layer, bottom longitudinal beams are arranged on two sides of the bottom plate, and the plane where the bottom plate is located is lower than the upper surface of the bottom longitudinal beams.

Furthermore, two sides of the bottom plate are provided with upward bends, the bends are connected with the bottom longitudinal beam, and the uppermost ends of the bends are approximately flush with the upper end face of the bottom longitudinal beam.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the first gypsum layer is arranged on the inner side surface of the door frame, and the rock wool layer and the second gypsum layer are arranged in the door body, so that the occupied area of the door body in the door is the largest, the rock wool layer and the second gypsum layer which are overlapped are included in the door body, the gypsum layer is hard in texture, and is suitable for facing indoors to form a smooth inner side surface, and the gypsum layer is excellent in fireproof performance, large in density and good in fireproof performance as a first layer fireproof barrier; the rock wool layer is soft in texture and relatively easy to deform, and is suitable for manufacturing the outer side surface of the door needing to be reinforced and bent; the gypsum layer and the rock wool layer are mutually overlapped, and the total fireproof performance meets the EI60 requirement;

secondly, a rock wool installation space is formed between the door beam on the door body and the door plate, and rock wool can be just embedded in the space; because the total area of the door body is not large, the door beams are only arranged at the periphery of the door plate, and the large space in the middle opposite to the door plate is completely used for filling rock wool, thereby ensuring the fireproof performance of most areas on the door body;

rock wool can be filled in the door beam, the door beam is provided with an opening facing to the inner side surface, so that the rock wool can be embedded conveniently, the door vertical beam is not provided with an opening, the interior of the door vertical beam can be filled with the rock wool, the fire resistance is enhanced, and the rock wool can not be filled, so that the process steps are simplified;

the gypsum layer is formed by overlapping gypsum boards, in order to enable the gypsum boards to be tightly held, the outer side of each gypsum board is provided with a surrounding plate, the surrounding plates are wrapped on the side faces of the gypsum boards in the thickness direction, the surrounding plates are used for holding the gypsum boards together and protecting the gypsum boards, and the surrounding plates are used for covering the side faces of the gypsum boards, the side faces face indoors or are exposed outside, and the decorative effect can be achieved;

when the gypsum unit boards are used, the gypsum unit boards can be used independently or a plurality of gypsum unit boards can be spliced with one another, when the gypsum layer is used vertically, splicing seams can extend along the vertical direction or the horizontal direction, the splicing positions are formed by connecting adjacent enclosing plates, the strength is better, and the effect of reinforcing the gypsum layer is also exerted;

the fireproof expansion strips are arranged around the door body, gaps are required to be reserved at the door seams to facilitate opening and closing of the door, so that the fireproof performance of the door seams is poor, after the fireproof expansion strips are installed, the fireproof expansion strips expand under the high-temperature condition to fill the door seams, heat is not easy to leak from the door seams, and the fireproof performance is ensured;

the fireproof expansion strips are arranged on the peripheral side of the second gypsum layer and are close to the space in the box as much as possible, so that the heat is isolated as early as possible;

the door is characterized in that the door body is provided with a door baffle plate, and the door baffle plate is arranged on the periphery of the door frame to shield a door gap under the condition that the door is a single door; when the door is a double door or a plurality of doors, a door serving as a baffle is also arranged between the door bodies to shield gaps between the door bodies; a door baffle is arranged to increase a fireproof barrier at the door gap;

the fireproof container is provided with the fireproof door, and the fireproof layer is also arranged on the top surface of the container, so that better fireproof and heat insulation can be realized; however, the height space in the container is compressed, the bottom plate of the container is lower than the bottom longitudinal beam, and the bottom plate moves downwards relatively, so that the height space occupied by the fireproof layer of the top plate is made up.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

FIG. 1 is a front view of the door of the present invention;

fig. 2 is a top view of the door of the present invention;

FIG. 3 is an enlarged view of the door frame pillar of the present invention;

FIG. 4 is an enlarged view of the door lintel of the door frame of the present invention;

FIG. 5 is a sectional view of the door body of the present invention;

FIG. 6 is an enlarged view of the door beam of the door body of the present invention;

fig. 7 is a cross-sectional view of the container of the present invention.

In the figure:

1-a door body; 11-a second gypsum layer; 12-rock wool layer; 13-a second enclosing plate; 131-bending plates; 15 a-a first fire-resistant intumescent strip; 15 b-a second fire-resistant intumescent strip; 151-limiting groove; 161-a first door baffle; 162-a second door shutter; 17-door vertical beam; 18-a door beam; 181-first flanging; 19-door panel; 21-lintel; 211-lintel lower end face; 22-upright post; 23-a threshold; 24-a first gypsum layer; 25-a first shroud; 251-a first fold; 252-a second hem; 253-third hem; 254-fourth hem; 255-fifth hem; 256 sixth fold, 257-seventh fold; 258-eighth hem; 3-a top plate; 31-fire-retardant gypsum board; 32-fireproof rock wool; 4-a bottom plate; 41-bending; 5-bottom stringer.

Detailed Description

The invention will be further elucidated with reference to the drawings and the embodiments. It should be understood that these examples are only for illustrating the present invention, and are not intended to limit the scope of the present invention. In practical applications, the improvement and adjustment made by those skilled in the art according to the present invention still belong to the protection scope of the present invention.

Example 1

In this embodiment, the first hard fireproof layer is made of gypsum and is the first gypsum layer 24, and the soft fireproof layer is the rock wool layer 12.

As shown in fig. 1 and 2, the utility model discloses a door, this door is two divisions of doors in this embodiment, promptly, installs a pair of door body 1 in a door frame, and this a pair of door body 1 is installed in the door frame, and door body 1 includes lintel 21, stand 22 and threshold 23 all around, and the door frame includes a lintel 21, a pair of stand 22 in this embodiment, around on door body 1 is trilateral, is square pipe, installs first gypsum layer 24 on the medial surface of square pipe, and the outer cladding of first gypsum layer 24 has first bounding wall 25. Because square pipe is in place the back in the installation, and the inside sealed cavity that has actually formed of square pipe, the thermal-insulated effect of fire prevention of sealed cavity is far better than open cavity, consequently, can only set up a gypsum layer and carry out the thermal-insulated fire prevention on square pipe. In this embodiment, the inner side refers to the side of the door facing the inside of the room after being installed, and the inner side is the side of the door body or the door frame facing the inside of the room. Of course in other embodiments the door frame may comprise one or more of the lintel 21, the upright 22 and the doorsill 23, depending on the shape of the lintel 21, the upright 22 and the doorsill 23 and their fire protection requirements, i.e. a first gypsum layer 24 may be mounted on the back of one or more of the lintel 21, the upright 22 and the doorsill 23.

Referring to fig. 2 and 3, the first enclosing plate is a bent plate, the first enclosing plate 25 on the pillar includes a first folded edge 251, a second folded edge 252, a third folded edge 253, a fourth folded edge 254 and a fifth folded edge 255 which are connected with each other, the first folded edge 251 is substantially parallel to the plane of the side surface of the first gypsum layer 24 and is attached to the edge of the side surface of the first gypsum layer 24 facing the door frame, the second folded edge 252 extends along one side surface of the first gypsum layer 24 in the thickness direction, the third folded edge 253 is parallel to the side surface of the first gypsum layer 24 and covers the side surface of the first gypsum layer 24 away from the door frame, the fourth folded edge 254 is symmetrical to the second folded edge 252 and extends along the other side surface of the first gypsum layer 24 in the thickness direction, the fifth folded edge 255 is symmetrical to the first folded edge, and the first folded edge 251 and the fifth folded edge 255 are attached to the side surface of the first gypsum layer 24 facing the door frame. The section of the first enclosing plate 25 is C-shaped, the first gypsum layer 24 is enclosed in the C-shaped groove, and the opening direction of the C-shaped first enclosing plate 25 is opposite to the side face of the door frame; the gypsum boards comprising the first gypsum layer 24 are held tightly against each other in the C-shaped first skirt to form a relatively strong unit. In the embodiment, the door bodies 1 are installed on both sides of the pillar 22, and accordingly, when the door bodies are installed, the second folded edge 252 and the fourth folded edge 254 respectively extend along both sides of the first gypsum layer 24 in the thickness direction, so that not only is the internal gypsum board supported, but also the side surface of the exposed first gypsum layer 24 in the thickness direction is decorated; the first and fifth folds 251, 255 not only grip the plasterboard but may also be used for a fixed connection to the upright 22. Of course, in other embodiments, when the ends of the second and fourth flanges 252 and 254 are mounted against the sides of the post 22, the first and fifth flanges 251 and 255 may be eliminated because the sides of the post 22 already function to hold the plasterboard tightly.

As shown in fig. 4, the first enclosing plate of the first gypsum layer 24 on the door lintel 21 comprises a sixth folded edge 256, a seventh folded edge 257 and an eighth folded edge 258, the sixth folded edge 256 is wrapped on the lower end surface of the first gypsum layer, the extending direction of the sixth folded edge 256 is also the thickness direction of the first gypsum layer, since the surface is flush with the lower end surface of the door lintel 21, no object is shielded after the door is opened, and the sixth folded edge 256 not only supports the inner gypsum boards, but also plays a role in decorating the side surface; the seventh folded edge 257 is substantially parallel to the inner side surface of the lintel 21 and faces the indoor direction; the eighth fold 258 is generally perpendicular to the inner side of the lintel 21, is opposite the sixth fold 256, extends in the thickness direction of the plasterboard, and is fixedly connected to the inner side of the lintel 21.

Since the sixth folding edge 256 is substantially flush with the lower end surface of the door lintel 21, in this embodiment, the sixth folding edge 256 extends over and overlaps the lower end surface 211 of the door lintel and is fixed to the lower end surface 211 of the door lintel, the overlapping connection is stronger than the splicing connection, and there is a door gap in itself, allowing overlapping, so this connection is a better connection.

Therefore, the first enclosing plate at least comprises a pair of folded edges extending along the thickness direction of the gypsum layer, so that the supporting and clamping effects on the inner gypsum plate can be achieved, and the folded edges can be exposed to the outside to be used as a decorative layer when the gypsum plate is installed.

In other embodiments, the first enclosing plate may be wrapped around each side of the first gypsum layer 24 in the thickness direction, so that the outer surface of the first gypsum layer 24 is smooth and beautiful, and is suitable for the exposed side of the first gypsum layer 24; or the first enclosing plate is covered on three sides of the first gypsum layer 24 in the thickness direction, which is suitable for the case that all three sides are exposed outside. In a word, as long as the relative both sides limit of gypsum layer 24 thickness direction goes up the cladding first bounding wall, then between the gypsum board in this first gypsum layer 24 alright constitute a unit, can splice the use mutually moreover, all be in the utility model discloses a protection scope.

With continued reference to FIG. 1, door body 1 includes a door sill that functions to support door panel 19 and door panel 19. The door beam is arranged around the door plate 19, the door beam has a certain thickness, and the plane of the door plate 19 is approximately flush with the outer side surface of the door beam. The outer side face is the side face which faces the outdoor side after being installed. Enclose into rock wool installation space between 19 and the door beam, rock wool installation space and door beam roughly the same thickness, rock wool layer 12 is installed in rock wool installation space, and a side is close to door plant 19, and rock wool layer 12 thickness under free state and door beam thickness roughly equals or slightly are greater than door beam thickness, guarantee that rock wool layer 12 can fill up rock wool installation space, can not produce the displacement.

The door body 1 is a common rectangular door leaf, the door beam comprises a pair of door beams 18 and a pair of door vertical beams 17, the door beams 18 are arranged at the upper end and the lower end of the door plate 19, the door vertical beams 17 are arranged at the left side and the right side of the door plate 19, and the door vertical beams 17 have good supporting strength but heavy weight, so that the door body is suitable for being placed at the left side and the right side of the door plate 19 with high stress requirements; the door beam 18 has a small weight and a strength less than that of the door vertical beam 17, and thus is suitable for being placed at the upper and lower ends of the door panel 19 which is less stressed. Door crossbeam 18 and door erect roof beam 17 interconnect, surround around door board 19, in this embodiment, door crossbeam 18 is the piece of bending that has the open-ended, and door crossbeam 18's opening is towards the internal side of door 1, and it has rock wool layer 12 to fill wherein, and door erects roof beam 17 side does not have the opening, and its inside is confined cavity, square pipe for example, and the fire behavior of itself is better, therefore can fill the rock wool in the door erects roof beam 17, also can not fill the rock wool, and the homoenergetic reaches the fire prevention requirement.

In other embodiments, the upper side, the lower side, the left side and the right side of the door frame can be formed by bent pieces, can also be square tubes or any combination of the two, and are specifically determined according to the fireproof and stress requirements of the door body, and are not limited herein.

Example 2

As shown in fig. 5, on the basis of embodiment 1, a second hard fireproof layer covers the door beam and the door panel 19, the second hard fireproof layer is also made of gypsum, and is a second gypsum layer 11, the second gypsum layer 11 and the first gypsum layer 24 are the same and respectively comprise a plurality of gypsum boards which are mutually overlapped, and the outer side of each gypsum board is wrapped with a second enclosing plate 13.

The door body 1 is a door leaf, the side of the door body 1 has covered second gypsum layer 11, second bounding wall 13 covers on the medial surface of second gypsum layer 11, bend board 131 to 11 thickness direction on second gypsum layer all around, the cladding is at the thickness direction of second gypsum layer 11, second bounding wall 13 forms an opening box-like that surrounds 11 five faces on second gypsum layer, bend board 131 on the second bounding wall 13 four sides equally divide do not roughly flush with four sides of this door body 1, that is to say, roughly the same with door body 1 size, bend board 131 and support to lean on and fix on door body door beam all around. The side that second bounding wall 13 exposes second gypsum layer 11 outside all wraps up, provides the support for the gypsum board on the one hand, and on the other hand shelters from the side of gypsum board, elegant appearance, protection gypsum board.

It is worth mentioning that, as shown in fig. 6, the door beam 18 is provided with a first flanging 181, the first flanging 181 is respectively folded from the outermost side of the door beam 18 to the middle of the door body 1, the first flanging 181 is a small section parallel to the door plate 19, not only can clamp the rock wool layer 12 inside the first flanging 181, but also the position of the first flanging 181 corresponds to the bending plate 131 of the second enclosing plate 13, and the bending plate 131 of the second enclosing plate can also provide a platform for abutting against, so that the bending plate 131 can be conveniently installed.

In other embodiments, the end of the bent plate 131 of the second surrounding plate 13 may also have a second flange (not shown in the drawings), and the second flange is parallel to and attached to the first flange 181 or the corresponding side of the vertical door beam 17, so as to not only clamp the gypsum board in the second surrounding plate 13, but also make surface contact between the second surrounding plate 13 and the door frame, so that the fixing is firmer.

Example 3

Under other circumstances and the same circumstances as embodiment 1, this embodiment does not adopt the rock wool layer, directly adopts second gypsum layer 11 alone to cover door beam and door plant 19, and second gypsum layer 11 and first gypsum layer 24 are the same, all include a plurality of gypsum boards that superpose each other, and the gypsum board outside is wrapped up with second bounding wall 13 as described in embodiment 2 (no longer detailed here), also belongs to the protection scope of the utility model. That is to say, do not set up rock wool installation space, do not set up the rock wool and also belong to the utility model discloses a protection scope.

Example 4

On embodiment 2's basis, when setting up a door body in a door frame, this door is the single door, can produce the gap between door body and the door frame, when setting up two door bodies or a plurality of door bodies in a door frame, can produce the gap between door body and the door frame, also can produce the gap between door body and the door body. These gaps are necessary because the door needs to be opened.

However, in the event of a fire, these gaps are likely to act as breakthroughs from which the fire may spread. In order to seal the gaps when fire occurs, on one hand, as shown in fig. 3 and fig. 4, a first fireproof expansion strip 15a is installed around the thickness direction of the second gypsum layer 11, a limit groove 151 is arranged around the second gypsum layer 11, the limit groove 151 comprises a limit groove bottom plate and limit groove side plates located on two sides of the limit groove bottom plate, the first fireproof expansion strip 15a is fixed on the limit groove bottom plate and has a certain gap with the limit groove side plates, the gap can facilitate installation of the first fireproof expansion strip 15a, installation efficiency is improved, the effect of the limit groove 151 is used for fixing the first fireproof expansion strip 15a on one hand, on the other hand, the expansion direction of the first fireproof expansion strip 15a can be limited, the first fireproof expansion strip 15a expands along the opening direction of the limit groove, and the gap can be just blocked. When the temperature rises, the first fireproof expansion strip 15a can expand directionally, and further the gaps between the door body 1 and the door body 1 or between the door body 1 and the door frame, which need to be filled up, are filled up, so that heat leakage is prevented, and the spread of fire is delayed.

In other embodiments, the first fire-resistant expansion strip 15a may also be arranged in a corresponding gap between the door beam and the door frame, which embodiment is also suitable for use without the second gypsum layer.

In this embodiment, the gap between the door lintel 21 and the fireproof layer under the top plate 3 is also provided with a second fireproof expansion strip 15b to fill up the gap, prevent heat leakage and delay the spread of fire. The fire-resistant layer under the top plate 3 comprises a fire-resistant plasterboard 31 and fire-resistant rock wool 32 between the fire-resistant plasterboard and the top plate 3. It should be noted that, since the gaps for placing the second fireproof expansion strips 15b are all required to be filled, the second fireproof expansion strips 15b can be directly installed at the gaps without being fixed by a limiting groove. In other embodiments, the fixing is performed by using a limiting groove, which also belongs to the protection scope of the embodiment.

On the other hand, a gap is formed between the upper part of the door beam 18 and the door head 21, a first door baffle 161 is arranged at the gap, the first door baffle 161 is arranged on the first gypsum layer 24 at the door head 21 and extends from the door frame to the direction of the second gypsum layer 11 of the door body 1 to block the gap; as shown in fig. 3, a first door stop 161 is also mounted on the door body 1, and the first door stop 161 is disposed on the inner side of the second gypsum layer and extends toward the first gypsum layer 24 on the pillar 22 to cover the gap; the plane of the first door baffle is approximately flush with the inner side surface of the second gypsum layer.

In other embodiments, the first door stop 161 is disposed on the inner side of the first gypsum layer of the upright 22, on the inner side of the first skirt, and extends toward the second gypsum layer 11 of the door stile 17, covering the gap there. The door frame in this embodiment has two door bodies 1, so, as shown in fig. 2 and 5, this embodiment further has a second door baffle 162, which is disposed on any one of the two door bodies 1, on the inner side surface of the second enclosing plate 13 on the second gypsum layer 11, and is approximately flush with the inner side surface of the second enclosing plate 13, so as to shield a gap between the two door bodies. In other embodiments, when a plurality of door bodies 1 are disposed in one door frame, the second blocking plate between two adjacent door bodies 1 may be disposed on any one of the two door bodies 1 to block the gap between the door bodies 1.

Equivalently, two layers of fireproof measures are taken at the gaps between the door bodies 1 and between the door frames 1, so that the fireproof performance at the gaps can meet the requirements when a fire disaster happens.

Example 5

On the basis of embodiments 1-4, this embodiment discloses a container including the fire door of any of the above embodiments, in this embodiment, as shown in fig. 7, the above doors are provided on the side of the container, in other embodiments, the doors may be provided on the side or end of the container. The container still includes roof 3 and bottom plate 4, because when the conflagration breaing out, the roof 3 of container can bear high temperature, consequently also sets up fire prevention gypsum board 31 on roof 3, fire prevention gypsum board 31 has certain thickness, has taken up the high space in the container to a certain extent, has invaded the position of taking up incasement air pipe or equipment, in order to compensate the space of incasement direction of height, bottom plate 4 is less than 5 upper surfaces of end longeron and sets up, has compensated the high space of incasement. In order to provide a smooth transition between the base plate 4 and the bottom longitudinal beam 5, both sides of the base plate 4 have an upward bend 41, which bend 41 is connected to the bottom longitudinal beam 5 and the upper end of which is approximately flush with the upper end face of the bottom longitudinal beam 5.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (13)

1. A fireproof door is characterized by comprising a door frame and a door body, wherein the door body is installed in the door frame, a first hard fireproof layer covers the inner side surface of the door frame, and a second hard fireproof layer covers the inner side surface of the door body;

or,

the inner side surface of the door body is covered with a soft fireproof layer;

or,

the inner side surface of the door body is covered with a soft fireproof layer and a second hard fireproof layer, and the second hard fireproof layer is approximately flush with the first hard fireproof layer.

2. The fire door of claim 1, wherein the door body includes a door beam and a door panel, the door beam is disposed around the door panel and has a thickness, a plane of the door panel is substantially flush with an outer side surface of the door beam, a soft fire protection layer installation space is defined between the door beam and the plane of the door panel, and the soft fire protection layer is installed in the soft fire protection layer installation space.

3. The fire door as recited in claim 2, wherein said door beams comprise a pair of door beams and a pair of door vertical beams, said door beams are disposed at upper and lower ends of said door panel, said door vertical beams are disposed at left and right sides of said door panel, said door beams and said door vertical beams are connected to each other and surround said door panel, and said door beams are filled with a soft fire-proof layer.

4. The fire rated door as recited in claim 1, wherein at a gap formed between the door body and the door frame;

and/or the presence of a gas in the gas,

and arranging a first fireproof expansion strip at a gap formed by the first hard fireproof layer, the second hard fireproof layer and the soft fireproof layer corresponding to the door body or the door frame respectively so as to fill and block the gap.

5. The fire rated door as recited in claim 4, wherein the first fire rated intumescent strip is disposed within a retaining groove, the retaining groove opening in the direction of expansion of the first fire rated intumescent strip.

6. The fire door as recited in claim 5, wherein when a second hard fire-proof layer is disposed at the gap, a first fire-proof expansion strip is disposed around the second hard fire-proof layer in the thickness direction, a limiting groove is disposed around the second hard fire-proof layer, the limiting groove comprises a limiting groove bottom plate, the groove bottom plate is disposed on the second hard fire-proof layer, the limiting groove further comprises limiting groove side plates disposed on both sides of the limiting groove bottom plate, and the first fire-proof expansion strip is fixed on the limiting groove bottom plate.

7. The fire rated door as recited in claim 1, wherein a first door stop is disposed at a gap between the door body and the door frame;

when the door bodies in the door frame are two or more doors, a second door baffle is arranged between the adjacent door bodies, and the second door baffle is arranged on the inner side surface of the second hard fireproof layer of one door body and extends towards the other door body to shield a gap between the two door bodies.

8. The fire door as claimed in claim 7, characterized in that the door frame comprises a door lintel and a door leaf, the door leaf comprises a door beam and a door upright, a gap is provided between the upper side of the door beam and the door lintel, the first door flap is provided, the first door flap is mounted on a first hard fire protection layer at the door lintel and extends from the door frame in the direction of a second hard fire protection layer of the door leaf, and blocks the gap, and/or the door leaf is also provided with the first door flap, the first door flap is provided on the inner side of the second hard layer and extends in the direction of the first hard layer on the upright, so as to cover the gap there, and/or the first door flap is provided on the first hard layer on the upright and extends in the direction of the second hard fire protection layer on the door upright, to cover the gap there.

9. The fire rated door as recited in claim 1, wherein the first rigid fire resistant layer is a first gypsum layer and the second rigid fire resistant layer is a second gypsum layer, the first and second gypsum layers comprising a plurality of gypsum boards stacked on top of one another, the gypsum boards being overwrapped with a surrounding sheet.

10. The fire door of claim 9, wherein said enclosure surrounds said first or second rigid fire resistant layer in a thickness direction thereof, and wherein said first rigid fire resistant layer is fixedly attached to said inner side of said door by said enclosure, or said second rigid fire resistant layer is fixedly attached to said door frame by said enclosure.

11. The fire door as recited in claim 10, wherein the surrounding panel is a bent panel, the surrounding panel comprises a first folded edge, a second folded edge, a third folded edge, a fourth folded edge and a fifth folded edge which are connected with each other, the first folded edge is approximately parallel to a plane where the outer side surface of the first hard fire-proof layer is located and is attached to the side edge of the first hard fire-proof layer facing the door frame, the second folded edge extends along one side surface in the thickness direction of the first hard fire-proof layer, the third folded edge is parallel to the side surface of the first hard fire-proof layer and covers the side surface of the first hard fire-proof layer far away from the door frame, the fourth folded edge is symmetrical to the second folded edge and extends along the other side surface in the thickness direction of the first hard fire-proof layer, the fifth folded edge is symmetrical to the first folded edge, and the first folded edge and the fifth folded edge are attached to the side surface of the first hard fire;

or the coaming comprises a sixth folded edge, a seventh folded edge and an eighth folded edge, the sixth folded edge is wrapped on the lower end face of the first hard fireproof layer, and the extending direction of the sixth folded edge is also the thickness direction of the first hard fireproof layer.

12. A container comprising the fire door of any one of claims 1 to 11, further comprising a top panel and a bottom panel, said top panel being provided with a fire barrier and said bottom panel being provided on either side with bottom stringers, said bottom panel lying in a plane lower than the upper surface of said bottom stringers.

13. A container as claimed in claim 12, in which the base panel is provided with upwardly directed bends at both sides thereof, the bends being connected to the bottom stringers such that the uppermost ends of the bends are substantially flush with the upper end faces of the bottom stringers and/or,

the door frame comprises a door head and a vertical column, and a second fireproof expansion strip is arranged in a gap between the door head and a fireproof layer arranged at the top plate so as to fill the gap.

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