CN211598385U

CN211598385U - Fire door is prevented to quick hot closed of heat conduction

Info

Publication number: CN211598385U
Application number: CN202020185095.XU
Authority: CN
Inventors: 杨茂俊; 杨茂华; 谢丽斌
Original assignee: Shanghai Yaan Security Equipment Co ltd
Current assignee: Shanghai Yaan Security Equipment Co ltd
Priority date: 2020-02-19
Filing date: 2020-02-19
Publication date: 2020-09-29
Anticipated expiration: 2030-02-19

Abstract

The utility model provides a fire door is prevented to quick hot closed of heat conduction belongs to and prevents fire door technical field, and this fire door is prevented to quick hot closed of heat conduction includes the door frame, one side outer wall of door frame has the hinge through the fix with screw, and the opposite side outer wall of hinge has the door through the fix with screw, and one side outer wall of door frame has the adhesive tape through the fix with screw, and the material of door frame and adhesive tape is the heat-proof material, and one side outer wall of door frame has the door closer through the fix with screw, and the other end of door closer passes through one side outer wall of fix with screw door, handle swing joint in one side. The utility model discloses a set up the door closer, can make the door can be automatic closed after opening, the adhesive tape can press from both sides into between door and the door frame when closing the door to make the door under the condition that does not lock, it is closed more firm, and can prevent the flue gas to spill out from the gap, when needs flee for one's life fast, need not to unblank and can open the door, reduced the escape time, thereby reach the effect in use ampere of district.

Description

Fire door is prevented to quick hot closed of heat conduction

Technical Field

The utility model belongs to the technical field of prevent fire door, concretely relates to fire door is prevented to quick hot closed of heat conduction.

Background

In the prior art, a fire door refers to a door that can satisfy the requirements of fire-resistant stability, integrity and thermal insulation for a certain period of time, and is a fire-resistant partition that is installed in a fire-resistant partition, an evacuation stairwell, a vertical shaft, etc. and has a certain fire resistance. 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.

Through retrieval, the Chinese patent with the publication number of CN209799785U discloses a rapid heat conduction heat-closed fireproof door, which comprises a steel door frame, a steel door plate, a door closer, a hinge, a reset handle, a fusible alloy hole, a protection plate and a locking assembly; the steel door plate is rotatably connected with the steel door frame through a hinge, the locking assembly is arranged inside the steel door plate, the telescopic rod is connected with the lock shell, the telescopic rod is connected with the connecting plate, and the spring is sleeved on the telescopic rod; the connecting plate is connected with the rack; a lock catch is arranged at one end of the rack far away from the connecting plate, and a gear is connected to the rack in a meshed manner; a rotating shaft is arranged in the center of the gear, and two ends of the rotating shaft respectively extend out of the inner and outer steel door plates to be connected with a reset handle; an fusible alloy stop block is arranged above the limiting plate; two ends of the fusible alloy stop block are inserted into the fusible alloy holes; the both sides of shutting subassembly symmetry in proper order are equipped with sound absorbing layer, insulating layer and flame retardant coating.

However, in the above technical solution, the fire door may not be closed tightly without being locked, and smoke may be emitted outwards through the joint of the door, and in the case of being locked, the fire may increase the escape time, so that there is a problem of unsafe use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fire door is prevented to quick hot closed of heat conduction aims at solving the unsafe problem of use among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the door comprises a door frame, one side outer wall of door frame has the hinge through the fix with screw, and the opposite side outer wall of hinge has the door through the fix with screw, and one side outer wall of door frame has the adhesive tape through the fix with screw, and the material of door frame and adhesive tape is heat-proof material, and one side outer wall of door frame has the door closer through the fix with screw, and the other end of door closer passes through the fix with screw one side outer wall of door, and the inside of door is provided with locking mechanism.

In order to make it rotate, as a preferred of the utility model discloses a locking mechanism includes handle and set bar, handle swing joint in one side outer wall of door, and the one end of handle is passed through the fix with screw and is had the gear.

In order to lock, as an optimization of the utility model, a place the board through the fix with screw one side outer wall of door, the welding of one side outer wall of set bar has the rack.

In order to make look over the another side condition, as the utility model relates to an it is preferred, one side outer wall of door has the glass window through the fix with screw, and the door comprises outer decoration layer, back-fire relief layer, heat insulation layer, steel deck and puigging.

In order to make the door more durable, as the utility model relates to an it is preferred, the exterior trim layer bonds in the top outer wall of back-fire relief layer, and the back-fire relief layer bonds in the top outer wall on heat insulating layer, and the heat insulating layer bonds in the top outer wall on steel deck.

In order to make the sound insulation effectual, as the utility model relates to an it is preferred, the steel deck bonds in the top outer wall of puigging, and the material of glass window is the heat protection material, and the component structure of door is the symmetric distribution.

In order to make and connect, as the utility model relates to an it is preferred, set bar sliding connection is in the one side outer wall of placing the board, and one side outer wall of door frame is opened there is the inserting groove, and wheel and rack external toothing.

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

1. through setting up the door closer, can make the door can be automatic closed after opening, the adhesive tape can be when closing the door, presss from both sides into between door and the door frame to make the door under the condition that does not lock, it is more firm to close, and can prevent the flue gas and follow the gap effluvium, when needs flee from fast, need not to unblank and can open the door, has reduced the time of escaping, thereby reaches the effect of using the ampere district.

2. The handle is rotated to enable the gear to drive the rack to move, so that the lock bolt moves, when the door needs to be closed, the lock bolt is inserted into the insertion groove in the door frame to be locked, the structure is simple, and the effect of low manufacturing cost is achieved.

3. Through setting up the glass window, can see the condition of another side, the back-fire relief layer can prevent the intensity of a fire to stretch, and the heat insulating layer can completely cut off the temperature transmission, and the steel deck can make the door more durable firm, and the puigging can completely cut off the sound conduction in daily use to reach the effect that uses more conveniently.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is a schematic view of an expanded structure of the present invention;

fig. 3 is a schematic view of the door structure of the present invention;

in the figure: 1-a door frame; 2-a hinge; 3-a glass window; 4-a door; 5-a handle; 6-adhesive tape; 7-a door closer; 8-a lock bolt; 9-placing a plate; 10-an outer decoration layer; 11-a fire barrier layer; 12-a thermal insulation layer; 13-steel plate layer; 14-sound insulation layer.

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. 1-3, the present invention provides the following technical solutions: including door frame 1, one side outer wall of door frame 1 has hinge 2 through the fix with screw, and the opposite side outer wall of hinge 2 has door 4 through the fix with screw, and one side outer wall of door frame 1 has adhesive tape 6 through the fix with screw, and the material of door frame 1 and adhesive tape 6 is the heat-proof material, and one side outer wall of door frame 1 has door closer 7 through the fix with screw, and the other end of door closer 7 passes through the fix with screw one side outer wall of door 4, and the inside of door 4 is provided with locking mechanism.

The utility model discloses an in the concrete embodiment, through setting up door closer 7, can make door 4 can be automatic closed after opening, adhesive tape 6 can be when closing door 4, press from both sides into between door 4 and the door frame 1 to make door 4 under the condition of not locking, it is closed more firm, and can prevent the flue gas and spill out from the gap, when needs flee for fast, need not to unblank and can open door 4, reduced the time of fleing from, thereby reach the effect in use ampere of district.

Specifically, locking mechanism includes handle 5 and set bar 8, and handle 5 swing joint has a gear in one side outer wall of door 4, and the one end of handle 5 is passed through the fix with screw, and one side outer wall of door 4 is passed through the fix with screw and is placed board 9, and the welding of one side outer wall of set bar 8 has the rack, and 8 sliding connection of set bar have a spliced groove in one side outer wall of placing board 9, and the wheel and the external toothing of rack are opened to one side outer wall of door frame 1.

In this embodiment: the handle 5 can be rotated, the gear drives the rack to move, so that the lock bolt 8 moves, when the door 4 needs to be closed, the lock bolt 8 is inserted into the insertion groove in the door frame 1, and the door can be locked.

Specifically, one side outer wall of door 4 has glass window 3 through the fix with screw, and door 4 comprises exterior trim 10, back-fire relief layer 11, thermal insulation layer 12, steel deck 13 and puigging 14, and exterior trim 10 bonds in the top outer wall of back-fire relief layer 11, and back-fire relief layer 11 bonds in the top outer wall of thermal insulation layer 12, and thermal insulation layer 12 bonds in the top outer wall of steel deck 13, and steel deck 13 bonds in the top outer wall of puigging 14, and glass window 3's material is the heat protection material, and door 4's component structure is the symmetric distribution.

In this embodiment: through setting up glass window 3, can see the condition of another side, back-fire relief layer 11 can prevent the intensity of a fire to spread, and thermal insulation layer 12 can completely cut off the temperature transmission, and steel deck 13 can make door 4 more durable firm, and puigging 14 can completely cut off the sound conduction in daily use to reach the effect that uses more conveniently.

The utility model discloses a theory of operation and use flow: when in use, the door frame 1 is fixed on the concrete structural member, then the door 4 is arranged on the door frame 1, the other side is visible through the glass window 3, and no danger occurs at high temperature, the soundproof layer 14 in the door 4 can insulate the transmission of sound, in daily use, the call is more convenient to make in a staircase, when the door closer is used at ordinary times, the door 4 is pushed without locking, when the door closer is closed, the door closer 7 drives the door 4 to be close to the door frame 1, finally, the door 4 is pushed forcibly, the adhesive tape 6 can be clamped into a gap between the door 4 and the door frame 1 by the door 4, thereby fix, when locking, rotate handle 5 and drive the gear and rotate to make the rack drive set bar 8 and stretch out and draw back, set bar 8 stretches into the inserting groove of door frame 1 and can lock, and back-fire relief layer 11 can prevent the intensity of a fire from stretching, and heat insulating layer 12 can completely cut off the temperature transmission, and steel deck 13 can make door 4 durable more firm.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a fire door is prevented to quick hot closed of heat conduction which characterized in that: including door frame (1), one side outer wall of door frame (1) has hinge (2) through the fix with screw, the opposite side outer wall of hinge (2) has door (4) through the fix with screw, one side outer wall of door frame (1) has adhesive tape (6) through the fix with screw, the material of door frame (1) and adhesive tape (6) is the heat-proof material, one side outer wall of door frame (1) has door closer (7) through the fix with screw, the other end of door closer (7) passes through the fix with screw one side outer wall of door (4), the inside of door (4) is provided with locking mechanism.

2. A fire rated door as claimed in claim 1 wherein: the locking mechanism comprises a handle (5) and a lock bolt (8), the handle (5) is movably connected to the outer wall of one side of the door (4), and a gear is fixed to one end of the handle (5) through a screw.

3. A fire rated door as claimed in claim 2 wherein: a placing plate (9) is fixed on the outer wall of one side of the door (4) through screws, and racks are welded on the outer wall of one side of the lock bolt (8).

4. A fire rated door as claimed in claim 1 wherein: the glass window (3) is fixed on the outer wall of one side of the door (4) through screws, and the door (4) is composed of an outer decoration layer (10), a fire retardant layer (11), a heat insulation layer (12), a steel plate layer (13) and a sound insulation layer (14).

5. The fire rated door as recited in claim 4, further comprising: the outer decoration layer (10) is bonded to the outer wall of the top of the fire retardant layer (11), the fire retardant layer (11) is bonded to the outer wall of the top of the heat insulation layer (12), and the heat insulation layer (12) is bonded to the outer wall of the top of the steel plate layer (13).

6. The fire rated door as recited in claim 5, further comprising: the steel plate layer (13) is bonded on the outer wall of the top of the sound insulation layer (14), the glass window (3) is made of heat-proof materials, and the door (4) is symmetrically distributed in the composition structure.

7. A fire rated door as claimed in claim 3 wherein: the lock bolt (8) is connected to the outer wall of one side of the placing plate (9) in a sliding mode, the outer wall of one side of the door frame (1) is provided with a plug-in groove, and the gear is meshed with the rack.