CN112302496A

CN112302496A - Fireproof and smoke-proof composite door

Info

Publication number: CN112302496A
Application number: CN201910704987.8A
Authority: CN
Inventors: 颜可跃; 李泽华
Original assignee: Wuyi Longtai Metal Products Co ltd
Current assignee: Wuyi Longtai Metal Products Co ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2021-02-02

Abstract

The invention belongs to the technical field of fireproof doors, in particular to a fireproof and smoke-proof composite door, which comprises a sub door and a mother door, wherein the sub door and the mother door respectively comprise a protective panel, an outer door plate, a wooden door core and an inner door plate which are arranged from outside to inside; the equal shaping in sub-door right side and female door left side has first recess, be equipped with in the first recess and bordure, two are bordured between the shaping has the second gap, second gap upper end is equipped with the mount pad, from the top down the shaping has first spacing groove and second spacing groove in the mount pad, first spacing groove and second spacing inslot are equipped with first fire prevention inflation strip and second fire prevention inflation strip respectively, second fire prevention inflation strip one side all is equipped with the first gasket that is used for the smoke protection from top to bottom, first gasket and the looks butt of borduring.

Description

Fireproof and smoke-proof composite door

Technical Field

The invention belongs to the technical field of fireproof doors, and particularly relates to a fireproof and smoke-proof primary-secondary door.

Background

At present, most primary and secondary door all do not have smoke protection and fire prevention device in the junction, have certain gap when using, when the conflagration breaing out, have smog and flame in the gap and spill over, take place dangerous accident.

Disclosure of Invention

The invention aims to provide a fireproof and smoke-proof primary-secondary door which is stable in structure, good in fireproof and smoke-proof performance, safe and reliable.

The purpose of the invention is realized as follows: a fireproof and smoke-proof primary and secondary door comprises a primary door and a secondary door, wherein the primary door and the secondary door respectively comprise a protective panel, an outer door plate, a wooden door core and an inner door plate which are arranged from outside to inside, a left side plate and a right side plate are respectively arranged on two sides of the wooden door core, door frames are respectively arranged on the left side of the primary door and the right side of the secondary door, first gaps are respectively formed in the door frames, the primary door and the secondary door, and a fireproof and smoke-proof structure and a hinge structure for mounting the primary door and the secondary door are arranged in the first gaps; the sub-door right side and the equal shaping in mother door left side have first recess, be equipped with in the first recess and bordure, two the shaping has the second gap between borduring, second gap upper end is equipped with the mount pad, from the top down shaping has first spacing groove and second spacing groove in the mount pad, first spacing groove and second spacing inslot are equipped with first fire prevention inflation strip and second fire prevention inflation strip respectively, second fire prevention inflation strip one side all is equipped with the first gasket that is used for the smoke protection from top to bottom, first gasket and the looks butt of borduring.

Preferably, all the shaping has the second recess on the edge, be equipped with first sealing strip in the second recess.

Preferably, the sub-door left side and the right side of female door all are equipped with the shaping and have the fourth recess, the fourth recess is equipped with the side and bordures, the shaping has the fifth recess in the side bordure, be equipped with the second sealing strip in the fifth recess.

Preferably, the fire prevention smoke protection structure includes fashioned third recess on the door frame, be equipped with the seal receptacle in the third recess, the shaping of seal receptacle one end has third sealing strip and sealed arch, third sealing strip and sealed arch all with side bordure looks butt.

Preferably, the hinge structure includes the connecting strip and the articulated cover that link to each other with the side is bordured, be equipped with the third fire prevention inflation strip that is used for the fire prevention on the connecting strip.

Preferably, a door closer is arranged at the upper end of the female door.

Compared with the prior art, the invention has the outstanding and beneficial technical effects that: the safety door can prevent fire and smoke at the same time, ensures that dense smoke cannot enter a room when a fire disaster happens, harms the health of a human body, and increases the safety protection performance for a user.

Drawings

FIG. 1 is one of the cross-sectional views of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 1;

fig. 4 is a second cross-sectional view of the present invention.

Detailed Description

The invention is further described below in terms of specific examples.

As shown in fig. 1-4, a fireproof and smoke-proof composite door comprises a sub door 1 and a main door 2, wherein each of the sub door 1 and the main door 2 comprises a protection panel 3, an outer door panel 4, a wooden door core 5 and an inner door panel 6 which are arranged from outside to inside, both sides of the wooden door core 5 are respectively provided with a left side plate 7 and a right side plate 8, both the left side of the sub door 1 and the right side of the main door 2 are provided with a door frame 9, the sub door 1 and the main door 2 are respectively formed with a first gap 10, and a fireproof and smoke-proof structure 11 and a hinge structure 12 for mounting the sub door 1 and the main door 2 are arranged in the first gap 10; the equal shaping in 1 right side of sub-door and 2 left sides of mother door has first recess 13, be equipped with in the first recess 13 and bordure 14, two the shaping has second gap 15 between the 14 of borduring, second gap 15 upper end is equipped with mount pad 16, from the top in the mount pad 16 shaping has first spacing groove 17 and second spacing groove 18, be equipped with first fire prevention inflation strip 19 and second fire prevention inflation strip 20 in first spacing groove 17 and the second spacing groove 18 respectively, second fire prevention inflation strip 20 one side all is equipped with first gasket 21 that is used for the smoke protection from top to bottom,

first gasket

21 and 14 looks butt of borduring.

This technical scheme has set up the fire prevention inflation strip in both sides and the gap of door frame 1 and has set up the gasket on the fire prevention inflation strip, can play the effect of fire prevention and smoke protection to the junction of son door 1 and mother door 2 has set up such structure in the middle, has guaranteed that smog and flame can not get into from the place of middle connection, has reduced the probability that dangerous accident takes place.

Preferably, a second groove 22 is formed on each of the edge covers 14, and a first sealing strip 23 is arranged in each second groove 22. The sealing performance of the whole structure is improved, and the smoke entering is reduced.

Preferably, the left side of the sub-door 1 and the right side of the main door 2 are both provided with fourth grooves 24, the fourth grooves 24 are provided with side wrapping edges 27, fifth grooves 25 are formed in the side wrapping edges 27, and second sealing strips 26 are arranged in the fifth grooves 25. The sealing performance of the whole structure is improved, and the smoke entering is reduced.

Preferably, the fireproof and smoke-proof structure 11 includes a third groove 28 formed on the door frame 9, a sealing seat 29 is arranged in the third groove 28, a third sealing strip 30 and a sealing protrusion 31 are formed at one end of the sealing seat 29, and the third sealing strip 30 and the sealing protrusion 31 are both abutted to the side wrapping edge 27.

Preferably, the hinge structure 12 comprises a connecting strip 32 connected with the side wrapping 27 and a hinge sleeve 33, and a third fire-proof expansion strip 34 for fire-proof is arranged on the connecting strip 32. The installation of the sub door 1 and the main door 2 is convenient, and the fireproof and smoke-proof performance is improved.

Preferably, a door closer 35 is arranged at the upper end of the female door 2. The door closer 35 can automatically close the door, so that the user is prevented from forgetting to close the door, and the probability of smoke and flame entering is reduced.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The fireproof and smoke-proof composite door comprises a sub-door (1) and a main door (2), wherein the sub-door (1) and the main door (2) respectively comprise a protective panel (3), an outer door plate (4), a wooden door core (5) and an inner door plate (6) which are arranged from outside to inside, two sides of the wooden door core (5) are respectively provided with a left side plate (7) and a right side plate (8), the fireproof and smoke-proof composite door is characterized in that the left side of the sub-door (1) and the right side of the main door (2) are respectively provided with a door frame (9), the sub-door (1) and the main door (2) are respectively formed with a first gap (10), and a fireproof and smoke-proof structure (11) and a hinge structure (12) for installing the sub-door (1) and the main door (2) are arranged in the first gap; sub-door (1) right side and female door (2) left side equal shaping have first recess (13), be equipped with in first recess (13) and bordure (14), two the shaping has second gap (15) between bordure (14), second gap (15) upper end is equipped with mount pad (16), from the top in mount pad (16) shaping has first spacing groove (17) and second spacing groove (18), be equipped with first fire prevention inflation strip (19) and second fire prevention inflation strip (20) in first spacing groove (17) and second spacing groove (18) respectively, second fire prevention inflation strip (20) one side all is equipped with first gasket (21) that are used for the smoke protection from top to bottom, first gasket (21) and bordure (14) looks butt.

2. A fire and smoke protection composite door according to claim 1, wherein said wrapping edges (14) are formed with second grooves (22), and said second grooves (22) are provided with first sealing strips (23).

3. A fireproof and smoke-proof composite door according to claim 1, wherein a fourth groove (24) is formed on each of the left side of the sub-door (1) and the right side of the main door (2), a side wrapping (27) is arranged on each fourth groove (24), a fifth groove (25) is formed in each side wrapping (27), and a second sealing strip (26) is arranged in each fifth groove (25).

4. A fire and smoke protection primary and secondary door according to claim 1, wherein said fire and smoke protection structure (11) comprises a third groove (28) formed on the door frame (9), a sealing seat (29) is arranged in said third groove (28), a third sealing strip (30) and a sealing protrusion (31) are formed at one end of said sealing seat (29), said third sealing strip (30) and said sealing protrusion (31) are abutted against the side wrapping edge (27).

5. A fire and smoke protection composite door according to claim 1, wherein said hinge structure (12) comprises a connecting strip (32) and a hinge sleeve (33) connected to the side edges (27), said connecting strip (32) being provided with a third fire expansion strip (34) for fire protection.

6. A fireproof and smoke-proof composite door according to claim 1, wherein the upper end of the primary door (2) is provided with a door closer (35).