CN210195615U - Reinforced steel heat-insulation fireproof door - Google Patents

Abstract

The utility model discloses a strenghthened type steel is thermal-insulated prevents fire door relates to the fire door technical field that prevents, including the door frame, the inner wall of door frame is provided with the sealing strip, and the inboard of door frame is connected with interior door plant, one side of interior door plant is provided with the fire prevention lock, and the opposite side of interior door plant is connected with outer door plant, one side of interior door plant is located the top of fire prevention lock and is connected with the door closer, the inside of outer door plant is provided with the acoustic celotex board, and one side that the inside of outer door plant is located the acoustic celotex board is provided with the skeleton, the inside of acoustic celotex. The utility model discloses a fire prevention strip, outer door plant and interior door plant that set up, when flame is close to preventing fire door or the expansion temperature that the temperature reached the fire prevention strip, the expansion of fire prevention strip is foamed, seals the gap between outer door plant and the interior door plant rapidly, and the circulation of the interior outer air of separation door plays the effect of fire prevention, smoke protection, has effectively solved the poor problem of fire prevention effect.

Description

Reinforced steel heat-insulation fireproof door

Technical Field

The utility model relates to a fire door technical field is prevented to the steel, specifically is a strenghthened type steel is thermal-insulated prevents fire door.

Background

The steel fireproof door is characterized in that a door frame, a door leaf framework and a door leaf panel are made of steel materials, if materials are filled in the door leaf, fireproof heat insulation materials which are nontoxic and harmless to a human body are filled in the door leaf, and a door which is formed by matching fireproof hardware fittings and has the specified fireproof performance is formed.

The heat conduction of the inside and outside door plant of present fire door is fast, separates the fire effect poor, is unfavorable for people to open during the fire fighting to the efficiency of the rescue of putting out a fire is influenced, and the inside of the fire door is generally strengthened fixedly through the skeleton to current steel, because the skeleton is generally installed on the inner wall of door plant, the space between skeleton and the door plant is great, the contact surface is less, make the inner structure of fire door is durable inadequately for the steel, lead to the intensity of fire door is lower for the steel.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that the fire insulation effect is poor, people are not facilitated to open during fire fighting, and the steel fireproof door is not firm enough, a reinforced steel heat insulation fireproof door is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a strenghthened type steel is thermal-insulated prevents fire door, includes the door frame, the inner wall of door frame is provided with the sealing strip, and the inboard of door frame is connected with interior door plant, one side of interior door plant is provided with the fire prevention lock, and the opposite side of interior door plant is connected with outer door plant, one side of interior door plant is located the top of fire prevention lock and is connected with the door closer, the inside of outer door plant is provided with the acoustic celotex board, and one side that the inside of outer door plant is located the acoustic celotex board is provided with the skeleton, the inside of acoustic celotex board is provided with the intermediate layer, the inner wall connection of skeleton has the spreader, the inboard of spreader is connected with the stand, the inboard of stand is connected with the swash plate, one side that the acoustic celotex.

Preferably, the inner door panel is rotatably connected with the door frame through a hinge, and a handle is arranged at one end of the inner door panel below the fireproof lock.

Preferably, the vertical section of the outer door panel is in a concave shape, and the outer door panel is connected with the inner door panel through a locking bolt.

Preferably, the spreader is detachably connected with the framework through bolts, and the fireproof strips are fixedly connected with the fireproof plate and the sound insulation plate through adhesives.

Preferably, the quantity of spreader, swash plate and stand is a plurality ofly, and a plurality of spreaders, swash plate and stand crisscross setting.

Preferably, the filling layer is made of sound-insulation noise-reduction cotton, and the interlayer is made of aluminum silicate cotton.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages that through the arranged fire-proof strip, the outer door plate and the inner door plate, when flame is close to the fire-proof door or the temperature reaches the expansion temperature of the fire-proof strip, the fire-proof strip expands and foams to rapidly seal the gap between the outer door plate and the inner door plate and block the circulation of air inside and outside the door, thereby playing the roles of fire prevention and smoke prevention, effectively solving the problem of poor fire-proof effect, through the arranged filling layer and the interlayer, the filling layer plays the role of heat insulation, the interlayer enables the heat conductivity between the inner door plate and the outer door plate of the steel fire-proof door to be slow, thereby facilitating the opening of the fire-proof door by people when fighting fire, effectively solving the problem that the fire fighting is not beneficial to the opening of people, through the arranged transverse columns, the inclined plates and the upright columns, the plurality of transverse columns, the plurality of inclined plates and the plurality of upright columns which are arranged in a staggered way, the, effectively solves the problem that the steel fireproof door is not firm enough.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection between the outer door panel and the inner panel according to the present invention;

FIG. 3 is a schematic view of the framework of the present invention;

fig. 4 is a cross-sectional view of the fire protection plate of the present invention;

fig. 5 is a sectional view of the acoustic panel of the present invention.

In the figure: 1. a door frame; 2. an inner door panel; 3. a fireproof lock; 4. a sealing strip; 5. a door closer; 6. a fire-proof plate; 7. a cross post; 8. a framework; 9. a sound insulating board; 10. an outer door panel; 11. a sloping plate; 12. a column; 13. a fire-resistant strip; 14. a filling layer; 15. and (4) interlayer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a reinforced steel heat insulation fireproof door comprises a door frame 1, a sealing strip 4 disposed on the inner wall of the door frame 1, and the inner side of the door frame 1 is connected with an inner door panel 2, one side of the inner door panel 2 is provided with a fireproof lock 3, the other side of the inner door panel 2 is connected with an outer door panel 10, one side of the inner door panel 2 is positioned above the fireproof lock 3 and is connected with a door closer 5, the inner part of the outer door panel 10 is provided with a sound insulation board 9, and the inside of outer door plant 10 is located one side of acoustic celotex board 9 and is provided with skeleton 8, and the inside of acoustic celotex board 9 is provided with intermediate layer 15, and the inner wall connection of skeleton 8 has spreader 7, and the inboard of spreader 7 is connected with stand 12, and the inboard of stand 12 is connected with swash plate 11, and one side that acoustic celotex board 9 was kept away from to spreader 7 is provided with fire prevention board 6, and the inside of fire prevention board 6 is provided with filling layer 14, and the surface of fire prevention board 6 and acoustic celotex board 9 all is provided with fire prevention strip.

Please refer to fig. 1, the inner door panel 2 is rotatably connected to the door frame 1 via a hinge, so that the inner door panel 2 can be opened when the hinge rotates, and a handle is disposed at one end of the inner door panel 2 below the fireproof lock 3, so that the inner door panel 2 can be pulled by the handle.

Please refer to fig. 2, the vertical section of the outer door panel 10 is in a concave shape, so that the fixing structures such as the framework 8 can be conveniently installed inside the outer door panel 10, and the outer door panel 10 is connected with the inner door panel 2 through the locking bolt, so that the outer door panel 10 is firmly connected with the inner door panel 2.

Please refer to fig. 3, the cross post 7 is detachably connected with the frame 8 through bolts, so that the cross post 7 is conveniently installed on the frame 8, the fire-proof strips 13 are fixedly connected with the fire-proof plate 6 and the sound-proof plate 9 through adhesives, so that the fire-proof strips 13 and the fire-proof plate 6 are fixedly connected with the sound-proof plate 9, the number of the cross posts 7, the number of the inclined plates 11 and the number of the upright posts 12 are multiple, and the plurality of cross posts 7, the inclined plates 11 and the upright posts 12 are arranged in a staggered manner, so that the cross posts 7, the inclined plates 11 and the upright posts 12 form a triangular bracket and a triangular plate, and the toughness of the steel fire-proof.

Please refer to fig. 4, the material of the filling layer 14 is sound insulation and noise reduction cotton, which not only has strong high temperature resistance, but also has good noise reduction effect, so that the filling layer 14 can achieve the heat insulation effect.

Please refer to fig. 5, the interlayer 15 is made of aluminum silicate cotton, which has the characteristics of low thermal conductivity, low thermal capacity, thermal stability, chemical stability and no corrosive substance, so that the interlayer 15 makes the thermal conductivity between the inner door panel 2 and the outer door panel 10 of the steel fire door slow, thereby facilitating people to open the fire door when fighting fire.

The working principle is as follows: firstly, a plurality of cross columns 7, a plurality of sloping plates 11 and a plurality of upright columns 12 are arranged in a staggered way, so that the cross columns 7, the sloping plates 11 and the upright columns 12 form a triangular bracket and a triangular plate block, the toughness of the steel fireproof plate is enhanced by utilizing the stability of a triangle, the whole structural design is complete and compact, the internal structure of the steel fireproof door is firm, the strength of the steel fireproof door is improved, then, a fireproof strip 13 is made of fireproof materials with foaming expansion rate of about 20 when encountering fire, if the flame is not close to the fireproof door when encountering fire, the fireproof strip 13 does not work, when the flame is close to the fireproof door or the temperature reaches the expansion temperature of the fireproof strip 13, the fireproof strip 13 expands and foams, the gap between an outer door plate 10 and an inner door plate 2 is rapidly sealed, the circulation of air inside and outside the door is blocked, the effects of fire prevention and smoke prevention are achieved, and finally, a filling layer 14, the cotton of making an uproar not only has very strong high temperature resistance ability to give sound insulation, and good noise reduction effect has, the filling layer 14 of being convenient for plays thermal-insulated effect, the inside intermediate layer 15 of acoustic celotex board 9 adopts the aluminium silicate cotton to make, the aluminium silicate cotton has low heat conductivity, low thermal capacity, thermal stability, chemical stability and the characteristics of no corrosive substance, the intermediate layer 15 of being convenient for makes the heat conductivity between the fire door's of steel inner door plant 2 and outer door plant 10 slow, thereby people open fire door when making things convenient for the fire fighting.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a strenghthened type steel prevents heat and prevents fire door, includes door frame (1), its characterized in that: the inner wall of the door frame (1) is provided with a sealing strip (4), the inner side of the door frame (1) is connected with an inner door plate (2), one side of the inner door plate (2) is provided with a fireproof lock (3), the other side of the inner door plate (2) is connected with an outer door plate (10), one side of the inner door plate (2) is positioned above the fireproof lock (3) and is connected with a door closer (5), a sound insulating plate (9) is arranged inside the outer door plate (10), a framework (8) is arranged inside the outer door plate (10) and is positioned on one side of the sound insulating plate (9), an interlayer (15) is arranged inside the sound insulating plate (9), the inner wall of the framework (8) is connected with a transverse column (7), the inner side of the transverse column (7) is connected with a stand column (12), the inner side of the stand column (12) is connected with an inclined plate (11), one side of the transverse column (, the interior of the fireproof plate (6) is provided with a filling layer (14), and the outer surfaces of the fireproof plate (6) and the sound insulation plate (9) are provided with fireproof strips (13).

2. The reinforced steel heat-insulating fireproof door of claim 1, wherein: interior door plant (2) and door frame (1) are connected through the hinge rotation, the one end that interior door plant (2) is located the below of fireproof lock (3) is provided with the handle.

3. The reinforced steel heat-insulating fireproof door of claim 1, wherein: the vertical section of the outer door plate (10) is concave, and the outer door plate (10) is connected with the inner door plate (2) through a locking bolt.

4. The reinforced steel heat-insulating fireproof door of claim 1, wherein: the transverse column (7) is detachably connected with the framework (8) through bolts, and the fireproof strips (13) are fixedly connected with the fireproof plate (6) and the sound insulation plate (9) through adhesives.

5. The reinforced steel heat-insulating fireproof door of claim 1, wherein: the quantity of horizontal post (7), swash plate (11) and stand (12) is a plurality ofly, and a plurality of horizontal posts (7), swash plate (11) and stand (12) crisscross the setting.

6. The reinforced steel heat-insulating fireproof door of claim 1, wherein: the filling layer (14) is made of sound-insulation noise-reduction cotton, and the interlayer (15) is made of aluminum silicate cotton.

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