CN216043419U

CN216043419U - Fire-proof door for fire safety

Info

Publication number: CN216043419U
Application number: CN202122445110.7U
Authority: CN
Inventors: 杨晓超; 朱海涛; 隆飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-03-15
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses a fire-fighting safety fireproof door which is installed in a channel wall body and comprises a fireproof door frame, wherein the fireproof door frame is arranged on one side of the channel wall body, a trapezoidal groove is formed in one side of the inner wall of the fireproof door frame, fireproof door plates are rotatably connected to two sides of the inner wall of the trapezoidal groove, mounting grooves are formed in two sides of the upper end of one side of the trapezoidal groove, a sliding rod is arranged between two sides of the inner wall of the mounting groove, sliding blocks are sleeved on two sides of the sliding rod, one side of each sliding block is rotatably connected with a connecting rod, a connecting block is rotatably connected between the other ends of the two connecting rods, a buffer block is arranged on one side of the connecting block, a buffer pad is arranged on one side of the buffer block, and spring sleeves are sleeved on two sides of the sliding rod. The door closer closes prevents fire door, and the fire door board passes through the blotter buffering, to the fire door frame and, the blotter receives fire door board impact to drive the buffer block extrusion spring housing, and the spring housing atress produces the resilience resistance after deformation, has avoided on the wall of fire door board striking fire door frame back.

Description

Fire-proof door for fire safety

Technical Field

The utility model belongs to the technical field of cutting machines, and particularly relates to a fireproof door for fire safety.

Background

The fireproof door is used for maintaining the fire-resistant integrity of a fire passage and providing an escape way, aims to have fire resistance within a certain time, can keep the integrity and stability of the door, has a heat insulation effect, is the most common fireproof partition member in various buildings, meets the requirement, has good high-temperature resistance, heat insulation and smoke penetration resistance, has a function of automatically closing a person in a fire after passing through the fireproof door, and is mainly a fireproof door made of steel, heat insulation, wooden fireproof door and the like in the market at present.

The existing fire-proof door for fire safety comprises a fire-proof door frame, a fire-proof door, a door closer, a fire-proof lock, an air curtain device and an observation window, wherein the fire-proof door frame is fixedly connected in a door opening, the fire-proof door is hinged on one side of the fire-proof door frame, the door closer is positioned at the top of the fire-proof door and the fire-proof door frame, the fire-proof lock is positioned at one side of the fire-proof door which is not provided with a fire-proof hinge, the air curtain device is positioned at the top of the side which is not provided with the fire-proof door frame, after a fire disaster occurs, when a fire-proof door is pushed away to enter a fire passage by a person, a ratchet plate on the fire-proof door impacts an air bomb through a swing arm and an impact head, chemical reaction occurs in the air bomb to eject gas into a rubber airbag, the rubber airbag is inflated to expand and eject the gas out from an air curtain nozzle, an air curtain is formed at the position of the fire-proof door, harmful gas is effectively prevented from entering the fire passage to cause injury to the person escaping, potential safety hazard and casualties of the fire accident are reduced, has the following disadvantages: prevent fire door and close by oneself usually after personnel pass through, when closing, the door plant can produce stronger impact with the door frame, use under long-term switch, lead to the door plant AND gate to take place to warp the damage easily, can't reach the effect that smog was put in the fire prevention, door frame and door plant deformation after when the conflagration takes place, dense smoke and harmful gas can pass through and get into escape way between door plant and the door frame, and take place the emergency exit easily and open the difficulty and cause serious accident injury, cause secondary damage to the personnel of fleing, the serious problem of AND gate frame striking when having the door plant to close.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fire-proof door for fire safety, which solves the problem that the door plate is seriously impacted with a door frame when closed in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: set up in the passageway wall body, its characterized in that: including the fire prevention door frame, the fire prevention door frame sets up the one side of passageway wall body, fire prevention door frame inner wall simultaneously is equipped with the dovetail groove, dovetail groove inner wall both sides all rotate and are connected with the fire prevention door plant, dovetail groove one side upper end both sides all are equipped with the mounting groove, be provided with the slide bar between the mounting groove inner wall both sides, the slide bar both sides all overlap and are equipped with the slider, the slider simultaneously rotates and is connected with the connecting rod, two rotate between the connecting rod other end and be connected with the connecting block, the connecting block simultaneously is provided with the buffer block, the buffer block simultaneously is provided with the blotter, two all overlaps of slide bar are equipped with the spring housing, the spring housing is located slider one side.

Preferably, one side of the lower end of the trapezoid groove is provided with a first sealing groove, a first fireproof sealing strip is inserted into the first sealing groove, and a sealing cover is arranged on one side of the mounting groove.

Preferably, fire door frame one side upper end both sides with all be provided with the door closer between the fire door plant one side upper end both sides, one side another lateral wall of fire door plant simultaneously is equipped with tangible main L shape groove, one side another lateral wall of fire door plant another side is provided with the main seal board, the main seal board simultaneously is equipped with the second seal groove, the interpolation of second seal groove is equipped with second fire prevention sealing strip, opposite side another lateral wall of fire door plant simultaneously is equipped with vice L shape groove, the opposite side another lateral wall of fire door plant another side is provided with vice closing plate, vice closing plate simultaneously is equipped with the third seal groove, the interpolation of third seal groove is equipped with third fire prevention sealing strip, two fire door plant upper end two sides all are provided with prevents fire door handle.

Preferably, the upper end of the channel wall body is provided with a safety signboard, and the top end of the channel wall body is provided with a fireproof spray header.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model firstly, when fire disaster occurs, an escape person holds a fireproof door handle and pushes the fireproof door handle by hand, a fireproof door plate moves towards two sides of the outer end by rotating with a fireproof door frame, the fireproof door plate penetrates through the fireproof door frame to enter an escape staircase after being opened, the fireproof door plate is automatically closed by a door closer at the moment, in the closing process of the fireproof door plate, two end blocks on the front wall of the fireproof door plate quickly impact the fireproof door frame, before the fireproof door plate impacts with the fireproof door frame, the front wall of the upper end of the fireproof door plate impacts on the rear wall of a buffer pad, the buffer pad is stressed to drive a buffer block to move towards the installation groove, in the moving process, the buffer block drives a slide block to move towards two sides of a slide rod on the slide rod through a connecting rod, a spring sleeve is extruded while moving, after the spring sleeve is stressed to deform, the buffer block generates resilience resistance by stretching, and slowly moves towards the installation groove, drive the slow removal of preventing fire door plant to preventing fire door frame back wall simultaneously, until the fire door plant with prevent fire door frame contact back, the unable shrink of spring housing atress extrusion has avoided on the fire door plant striking fire door frame back wall through the extension resistance of spring housing, has prevented simultaneously that fire door plant and the impaired problem of fire door frame.

2. After the fireproof door plate is closed, the lower end of the front wall of the fireproof door plate extrudes the first fireproof sealing strip, the main sealing plate drives the second sealing strip to be clamped in the auxiliary L-shaped groove, the rear wall of the auxiliary L-shaped groove and the main sealing plate mutually extrude the second sealing strip, meanwhile, the auxiliary sealing plate drives the third fire-proof sealing strip to be clamped in the main L-shaped groove, the sealing strip is extruded by the front wall of the main L-shaped groove and the auxiliary sealing plate, high temperature and dense smoke generated by fire disasters can not pass through the fireproof door, high-temperature airflow and harmful gas entering the escape corridor and the escape space are avoided, the escape time and the escape space of escape personnel are prolonged, the fireproof spray header is influenced by high temperature, tap water is automatically sprayed, on the one hand, fire fighting for fire disasters is realized, on the other hand, long-time baking of the fireproof door is avoided by big fire generated, and the use safety of the fireproof door is protected.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a rear view of FIG. 1;

FIG. 3 is a schematic view of the fire door panel of FIG. 2 shown in an open position;

FIG. 4 is a schematic sectional top view A-A of FIG. 3;

FIG. 5 is an enlarged view of a portion a of FIG. 3;

FIG. 6 is an enlarged schematic view of FIG. 4 at b;

fig. 7 is an enlarged schematic view of fig. 4 at c.

In the figure: 1. the fireproof door comprises a channel wall body, 2 parts of a fireproof door frame, 3 parts of a trapezoidal groove, 4 parts of a fireproof door plate, 5 parts of a mounting groove, 6 parts of a sliding rod, 7 parts of a sliding block, 8 parts of a connecting rod, 9 parts of a connecting block, 10 parts of a buffer block, 11 parts of a buffer pad, 12 parts of a spring sleeve, 13 parts of a first sealing groove, 14 parts of a first fireproof sealing strip, 15 parts of a sealing cover, 16 parts of a door closer, 17 parts of a main L-shaped groove, 18 parts of a main sealing plate, 19 parts of a second sealing groove, 20 parts of a second fireproof sealing strip, 21 parts of an auxiliary L-shaped groove, 22 parts of an auxiliary sealing plate, 23 parts of a third sealing groove, 24 parts of a third fireproof sealing strip, 25 parts of a fireproof door handle, 27 parts of a safety signboard and 28 parts of a fireproof spray head.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1, 2, 3, 4, 5, 6 and 7, an embodiment of the utility model provides a fire door for fire safety, which is fixedly installed in a channel wall body through expansion bolts, and comprises a fire door frame 2, the fire door frame 2 is fixedly installed on one side of the channel wall body 1 through expansion bolts, the section of the fire door frame 2 is of a U-shaped structure, a trapezoidal groove 3 is annularly processed on the rear surface of the inner wall of the fire door frame 2, two sides of the inner wall of the trapezoidal groove 3 are rotatably connected with a fire door plate 4 through fire hinges, the fire door plate 4 is filled with perlite, mounting grooves 5 are processed on two sides of the upper end of the rear surface in the trapezoidal groove 3, a sliding rod 6 is welded between two sides of the inner wall of the mounting groove 5, sliding blocks 7 are sleeved on two sides of the sliding rod 6, connecting rods 8 are rotatably connected behind the sliding blocks 7, connecting blocks 9 are rotatably connected between the rear ends of the two connecting rods 8, and buffer blocks 10 are welded behind the connecting blocks 9, the buffer block 10 is positioned at the upper end of the trapezoid groove 3, the buffer block 11 is installed behind the buffer block 10 through bolts, the buffer block 11 is made of flame-retardant materials, the spring sleeves 12 are sleeved on two sliding rods 6, the spring sleeves 12 are in an initial extending structure, the spring sleeves 12 are positioned on the outer sides of the sliding blocks 7, a first sealing groove 13 is processed on the rear surface wall of the lower end of the trapezoid groove 3, a first fireproof sealing strip 14 is inserted into the first sealing groove 13, the first fireproof sealing strip 14 is made of fiber cotton materials, sealing covers 15 are fixed on two sides of the installation groove 5 through bolts, door closers 16 are welded between two sides of the upper end of the rear surface of the fireproof door frame 2 and two sides of the upper end of the rear surface of the fireproof door panel 4, the model of the door closer 16 is a door closer 061A small size, a main L-shaped groove 17 is processed in the front surface of the right side wall of the left side fireproof door panel 4, a main sealing plate 18 is welded behind the right side wall of the left side fireproof door panel 4, and a second sealing plate 19 is processed on the front surface wall of the main sealing plate 18, second fire-proof sealing strip 20 has been inserted in second seal groove 19, second fire-proof sealing strip 20 is the fiber cotton material, right side fire door plant 4 left side wall back wall processing has vice L shape groove 21, the preceding welding of right side fire door plant 4 left side wall has vice closing plate 22, vice closing plate 22 back wall processing has third seal groove 23, third fire-proof sealing strip 24 has been inserted in third seal groove 23, third fire-proof sealing strip 24 is the fiber cotton material, fire door handle 25 has all been welded on two fire door plant 4 upper end two sides, passageway wall 1 upper end bonds has safety signboard 27, safety signboard 27 control is put the end and is passed through electric wire connection external power source, safety signboard 27 is the safe export sign that flees of illumination, passageway wall 1 top has fire prevention shower head 28 through the pipe connection, fire prevention shower head 28 water inlet end passes through the pipe connection at fire hose water outlet end.

The working principle of the embodiment is as follows: firstly, when a fire disaster occurs, an escape person grasps a fireproof door handle 25 to push, a fireproof door panel 4 moves towards two sides of the outer end by rotating with a fireproof door frame 2, the fireproof door panel 4 penetrates through the fireproof door frame 2 after being opened to enter an escape staircase, the fireproof door panel 4 is automatically closed by a door closer 16 at the moment, in the closing process of the fireproof door panel 4, two end blocks on the front wall of the fireproof door panel 4 quickly impact the fireproof door frame 2, before impacting with the fireproof door frame 2, the front wall of the upper end of the fireproof door panel 4 impacts on the rear wall of a buffer cushion 11, the buffer cushion 11 is forced to drive a buffer block 10 to move towards a mounting groove 5, in the moving process, the buffer block 10 drives a sliding block 7 to move towards two sides of a sliding rod 6 on the sliding rod 6 through a connecting rod 8, the spring sleeve 12 is extruded while moving, after the spring sleeve 12 is forced to deform, rebound resistance is generated by stretching, and the buffer block 10 is subjected to the rebound resistance of the spring sleeve 12, slowly remove in to mounting groove 5, drive fire door plant 4 simultaneously slowly to 2 back walls of fire prevention door frame and remove, until fire door plant 4 and fire prevention door frame 2 contact backs, the unable shrink of spring housing 12 atress extrusion has avoided on 4 striking fire door frame 2 back walls of fire prevention door plant through the extension resistance of spring housing 12, has prevented fire door plant 4 and the impaired problem of fire prevention door frame 2 simultaneously. After the fire door plate 4 is closed, the lower end of the front wall of the fire door plate 4 extrudes the first fire-proof sealing strip 14, at the moment, the main sealing plate 18 drives the second sealing strip 20 to be clamped in the auxiliary L-shaped groove 21, the rear wall of the auxiliary L-shaped groove 21 and the main sealing plate 18 mutually extrude the second sealing strip 20, meanwhile, the auxiliary sealing plate 22 drives the third fire-proof sealing strip 24 to be clamped in the main L-shaped groove 17, the front wall of the main L-shaped groove 17 and the auxiliary sealing plate 22 mutually extrude the sealing strip 24, so that high temperature and dense smoke generated by fire can not pass through the fire door, high temperature airflow and harmful gas entering in an escape corridor and an escape space are avoided, the escape time and the escape space of an escape person are prolonged, the fire-proof spray head 28 is influenced by high temperature, tap water is automatically sprayed, on the one hand, on the other hand, the fire generated by fire can be prevented from baking the fire door for a long time, the use safety of the fireproof door is protected.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims

1. The utility model provides a fire control safety is with preventing fire door, sets up in passageway wall body (1), its characterized in that: the fireproof door frame comprises a fireproof door frame (2), wherein the fireproof door frame (2) is arranged on one side of a channel wall body (1), a trapezoidal groove (3) is formed in one side of the inner wall of the fireproof door frame (2), fireproof door plates (4) are rotatably connected to two sides of the inner wall of the trapezoidal groove (3), mounting grooves (5) are formed in two sides of the upper end of the inner wall of the trapezoidal groove (3), a sliding rod (6) is arranged between two sides of the inner wall of the mounting groove (5), sliding blocks (7) are sleeved on two sides of the sliding rod (6), a connecting rod (8) is rotatably connected to one side of each sliding block (7), a connecting block (9) is rotatably connected between the other ends of the two connecting rods (8), a buffer block (10) is arranged on one side of each connecting block (9), a buffer cushion (11) is arranged on one side of each buffer block (10), and spring sleeves (12) are sleeved on two sides of each sliding rod (6), the spring sleeve (12) is positioned on one side of the sliding block (7).

2. A fire door as claimed in claim 1, further comprising: trapezoidal groove (3) lower extreme one side is equipped with first seal groove (13), first seal groove (13) interpolation is equipped with first fire prevention sealing strip (14), mounting groove (5) one side is provided with sealed lid (15).

3. A fire door as claimed in claim 1, further comprising: door closers (16) are respectively arranged between two sides of the upper end of one side of the fireproof door frame (2) and two sides of the upper end of one side of the fireproof door panel (4), a shaped main L-shaped groove (17) is arranged on one side of the other side wall of the fireproof door panel (4), a main sealing plate (18) is arranged on the other side of the other side wall of the fireproof door panel (4), one side of the main sealing plate (18) is provided with a second sealing groove (19), a second fireproof sealing strip (20) is inserted into the second sealing groove (19), one side of the other side wall of the fireproof door panel (4) is provided with an auxiliary L-shaped groove (21), the other side of the other side wall of the fireproof door panel (4) is provided with an auxiliary sealing plate (22), one side of the auxiliary sealing plate (22) is provided with a third sealing groove (23), a third fire-proof sealing strip (24) is inserted into the third sealing groove (23), and two fire-proof door handles (25) are arranged on two sides of the upper end of the fire-proof door plate (4).

4. A fire door as claimed in claim 1, further comprising: the channel wall body (1) upper end is provided with safe signboard (27), channel wall body (1) top is provided with fire prevention shower head (28).