CN210317069U

CN210317069U - Stainless steel double-open fireproof door

Info

Publication number: CN210317069U
Application number: CN201920375137.3U
Authority: CN
Inventors: 蒋方立; 蒋舒军; 朗明明
Original assignee: Shanghai Kaishun Special Doors And Windows Co Ltd
Current assignee: Shanghai Kaishun Special Doors And Windows Co Ltd
Priority date: 2019-03-24
Filing date: 2019-03-24
Publication date: 2020-04-14
Anticipated expiration: 2029-03-24

Abstract

The utility model provides a stainless steel double-open fireproof door, which comprises a door frame, two door leaves which are arranged in the door frame in bilateral symmetry and an observation window arranged on the door leaves, wherein the door leaves are hinged on the left side and the right side in the door frame through a plurality of hinges, a door closer is arranged between the door leaves and the door frame, and the door frame can be completely sealed when the two door leaves are closed; the door frame is fixed on the inner wall of the door opening through expansion bolts in a welding mode, and a sealing folded plate structure is arranged at the joint of the two door leaves; the observation window comprises tempered glass, a sealing element and frame edges, wherein the sealing element is in a U-shaped groove edge shape, the tempered glass is clamped in the U-shaped groove of the sealing element, and the sealing element is fixedly connected with the door leaf through the frame edges arranged on two sides. In this application, be equipped with the smoke protection strip with door leaf sealing contact in the door frame inboard, avoid the flue gas to ooze from the gap, improve the security protection effect. The installation observation window of airtight fastening has increased visual observation nature under the prerequisite of guaranteeing the leakproofness.

Description

Stainless steel double-open fireproof door

Technical Field

The utility model relates to a door and window makes the field, especially relates to a stainless steel is two to be opened and is prevented fire door.

Background

A fire door is a door that can meet the requirements of fire stability, integrity and thermal insulation within a certain period of time. It is a fire-proof partition with certain fire resistance, which is arranged in fire-proof subareas, evacuation staircases, vertical shafts and the like. The fireproof door has the functions of a common door, has the functions of preventing the fire from spreading and the smoke from diffusing, and can prevent the fire from spreading within a certain time to ensure the evacuation of people.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stainless steel is two to be opened and is prevented fire door, and the observation window is installed in the sealed, effectively completely cuts off the smoke and dust.

In order to achieve the purpose, the utility model provides a stainless steel double-open fireproof door, which comprises a door frame, two door leaves which are arranged in the door frame in a bilateral symmetry manner and an observation window arranged on the door leaves, wherein the door leaves are hinged on the left side and the right side in the door frame through a plurality of hinges, a door closer is arranged between the door leaves and the door frame, and the two door leaves can completely seal the door frame when being closed; the door frame is fixed on the inner wall of the door opening through expansion bolts in a welding mode, and a sealing folded plate structure is arranged at the joint of the two door leaves; the observation window comprises tempered glass, a sealing element and frame edges, wherein the sealing element is in a U-shaped groove edge shape, the tempered glass is clamped in the U-shaped groove of the sealing element, and the sealing element is fixedly connected with the door leaf through the frame edges arranged on two sides.

Further, stainless steel two divisions of fire door in, the door frame inboard is equipped with first seal groove and second seal groove, first seal groove is followed the terminal surface setting of door frame, the second seal groove is located the inboard side of first seal groove, the notch of second seal groove is just right the shop front of door leaf, the door leaf passes through the hinge mount is in the first seal groove, be equipped with airtight strip in the second seal groove, airtight strip with the shop front sealing contact of door leaf.

Furthermore, in the stainless steel double-open fireproof door, a handle lock, a door closer, a bolt and a positioning device are arranged on the door leaf, the handle lock is symmetrically arranged on the door faces on two sides of the door leaf, and the door closer is arranged at the top side end of the door face of the door leaf; the upper side and the lower side of the door surface opening and closing end of one door leaf are both provided with the bolts, and the door surface opening and closing end of the other door leaf is provided with the cis-position device.

Furthermore, in the stainless steel double-open fireproof door, a channel is arranged at the center of the side end face of the door leaf, and a decorative leather strip is arranged in the channel.

Furthermore, in the stainless steel double-open fireproof door, a honeycomb core plate is arranged in the door leaf, and a stainless steel plate is arranged outside the door leaf.

Further, stainless steel two fire door that open in the door, the frame limit includes first hem section, changeover portion and the hem section of second, first hem section with the shop front laminating of door leaf, the hem section of second with the outside terminal surface laminating of sealing member, what the changeover portion inclined is arranged in between first hem section and the hem section of second.

Furthermore, stainless steel double-open prevent fire door in, the U type inslot of sealing member is equipped with the bead, toughened glass's edge face center is equipped with the constant head tank, the bead with the screens is gone up in the constant head tank cooperation.

Further, in the stainless steel double-open fireproof door, the hinge is a butterfly hinge.

Further, stainless steel two divisions of prevent fire door in, the bottom of door frame is pre-buried in ground, the avris terminal surface of door frame bottom is 20mm with the pre-buried distance on ground, the avris terminal surface of door leaf bottom is 8mm with the distance on ground.

Compared with the prior art, the beneficial effects of the utility model are mainly embodied in that: be equipped with the smoke protection strip with door leaf sealing contact in the door frame inboard, avoid the flue gas to ooze from the gap, improve the security protection effect. The installation observation window of airtight fastening has increased visual observation nature under the prerequisite of guaranteeing the leakproofness.

Drawings

Fig. 1 is a schematic structural view of a stainless steel double-open fireproof door of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure A-A in FIG. 1;

FIG. 3 is a schematic view of the cross-sectional structure B-B in FIG. 1.

Detailed Description

The stainless steel double open fire door of the present invention will now be described in greater detail with reference to the schematic drawings in which the preferred embodiments of the present invention are shown, it being understood that those skilled in the art may modify the invention herein described while still achieving the advantageous effects of the present invention. Accordingly, the following description should be construed as broadly as possible to those skilled in the art and not as limiting the invention.

In the description of the present invention, it should be noted that, for the orientation words, if there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the orientation and positional relationship indicated are based on the orientation or positional relationship shown in the drawings, and only for the convenience of describing the present invention and simplifying the description, it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and not be construed as limiting the specific scope of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, the definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected", if any, are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

In the present application, unless otherwise specified or limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.

The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

As shown in fig. 1 to 3, the utility model provides a stainless steel double-open fireproof door, which comprises a door frame 1, two door leaves 2 arranged in the door frame 1 in bilateral symmetry and an observation window arranged on the door leaf 2, wherein the door leaf 2 is hinged on the left side and the right side in the door frame 1 through a plurality of hinges 41, a door closer 42 is arranged between the door leaf 2 and the door frame 1, and the two door leaves 2 can completely seal the door frame 1 when being closed; the door frame 1 is fixed on the inner wall of a door opening by welding through an expansion bolt 6, a sealing folded plate structure is arranged at the joint of two door leaves 2, namely, one side of the side end surface of one door leaf 2 is provided with a sealing plate 7 which is blocked and propped against the other side of the side end surface of the other door leaf 2; the observation window includes toughened glass 31, sealing member 32 and frame 33, and sealing member 32 is U type trough limit form, and toughened glass 31 card is put in the U type trough of sealing member 32, and sealing member 32 links firmly with door leaf 2 through the frame 33 that both sides were equipped with. Frame 33 includes first hem section, changeover portion and the hem section of second, and the laminating of first hem section and the door face of door leaf 2, the outside terminal surface laminating of the hem section of second and sealing member 32, the changeover portion slope arrange in between first hem section and the hem section of second. A convex edge 34 is arranged in the U-shaped groove of the sealing element 32, a positioning groove is arranged in the center of the side end face of the toughened glass 31, and the convex edge 34 is matched with the positioning groove for clamping.

Specifically, as shown in fig. 2 to 3, a first sealing groove 11 and a second sealing groove 12 are disposed on the inner side of the door frame 1, the first sealing groove 11 is disposed along the end surface of the door frame 1, the second sealing groove 12 is disposed on the inner side edge of the first sealing groove 11, the notch of the second sealing groove 12 faces the door surface of the door leaf 2, the door leaf 2 is mounted in the first sealing groove 11 through a hinge 41, an air-tight strip 8 is disposed in the second sealing groove 12, and the air-tight strip 8 is in sealing contact with the door surface of the door leaf 2.

Further, in the present embodiment, as shown in fig. 1 to fig. 2, the door leaf 2 is provided with a honeycomb core 21 inside and a stainless steel plate 22 outside. The center of the side end face of the door leaf 2 is provided with a channel 23, and a decorative leather strip 5 is arranged in the channel 23. Meanwhile, a handle lock 43, a bolt 44 and a position straightener 45 are arranged on the door leaf 2, the handle lock 43 is symmetrically arranged on the door faces at two sides of the door leaf 2, and the door closer 42 is arranged at the top side end of the door face of the door leaf 2; the upper side and the lower side of the door surface opening and closing end of one door leaf 2 are both provided with bolts 44, and the door surface opening and closing end of the other door leaf 2 is provided with a cis-position device 45.

In addition, as shown in fig. 1, the hinge 41 is a butterfly hinge, the bottom end of the door frame 1 is embedded in the ground, the embedded distance between the side end surface of the bottom of the door frame 1 and the ground is 20mm, and the distance between the side end surface of the bottom of the door 2 and the ground is 8 mm.

To sum up, in this embodiment, the two fire doors that open of stainless steel that propose is equipped with the smoke protection strip with door leaf sealing contact in the door frame inboard, avoids the flue gas to ooze from the gap, improves the security protection effect. The installation observation window of airtight fastening has increased visual observation nature under the prerequisite of guaranteeing the leakproofness.

The above description is only for the preferred embodiment of the present invention, and does not limit the present invention. Any technical personnel who belongs to the technical field, in the scope that does not deviate from the technical scheme of the utility model, to the technical scheme and the technical content that the utility model discloses expose do the change such as the equivalent replacement of any form or modification, all belong to the content that does not break away from the technical scheme of the utility model, still belong to within the scope of protection of the utility model.

Claims

1. A stainless steel double-opening fireproof door is characterized by comprising a door frame, two door leaves which are arranged in the door frame in a bilateral symmetry mode and an observation window arranged on the door leaves, wherein the door leaves are hinged to the left side and the right side in the door frame through a plurality of hinges, a door closer is arranged between the door leaves and the door frame, and the door frame can be completely sealed when the two door leaves are closed; the door frame is fixed on the inner wall of the door opening through expansion bolts in a welding mode, and a sealing folded plate structure is arranged at the joint of the two door leaves; the observation window comprises tempered glass, a sealing element and frame edges, wherein the sealing element is in a U-shaped groove edge shape, the tempered glass is clamped in the U-shaped groove of the sealing element, and the sealing element is fixedly connected with the door leaf through the frame edges arranged on two sides.

2. The stainless steel double-opening fireproof door according to claim 1, wherein a first sealing groove and a second sealing groove are formed in the inner side of the door frame, the first sealing groove is formed in the end face of the door frame, the second sealing groove is formed in the inner side edge of the first sealing groove, the notch of the second sealing groove is opposite to the door face of the door leaf, the door leaf is installed in the first sealing groove through the hinge, an airtight strip is arranged in the second sealing groove, and the airtight strip is in sealing contact with the door face of the door leaf.

3. The stainless steel double-opening fireproof door according to claim 1, wherein a handle lock, a door closer, a bolt and a synchronizer are arranged on the door leaf, the handle lock is symmetrically arranged on the door faces on two sides of the door leaf, and the door closer is arranged on the top side end of the door face of the door leaf; the upper side and the lower side of the door surface opening and closing end of one door leaf are both provided with the bolts, and the door surface opening and closing end of the other door leaf is provided with the cis-position device.

4. The stainless steel double-open fireproof door according to claim 1, wherein a channel is arranged in the center of the side end face of the door leaf, and a decorative leather strip is arranged in the channel.

5. The stainless steel double open fire door of claim 1, wherein said door leaf has a honeycomb core panel inside and a stainless steel panel outside.

6. The stainless steel double-opening fireproof door according to claim 1, wherein the frame edge comprises a first folding section, a transition section and a second folding section, the first folding section is attached to the door leaf, the second folding section is attached to the outer end face of the sealing member, and the transition section is obliquely arranged between the first folding section and the second folding section.

7. The stainless steel double-open fireproof door according to claim 6, wherein a rib is arranged in the U-shaped groove of the sealing element, a positioning groove is arranged in the center of the end face of the edge of the toughened glass, and the rib is matched with the positioning groove to be clamped.

8. The stainless steel double open fire rated door of claim 1, wherein said hinge is a butterfly hinge.

9. The stainless steel double-open fireproof door according to claim 1, wherein the bottom end of the door frame is embedded in the ground, the embedded distance between the side end surface of the bottom of the door frame and the ground is 20mm, and the distance between the side end surface of the bottom of the door leaf and the ground is 8 mm.