CN210483464U

CN210483464U - Fireproof door with safe escape passage

Info

Publication number: CN210483464U
Application number: CN201921052403.5U
Authority: CN
Inventors: 王铎
Original assignee: Shijiazhuang Fortune Building Materials Wood Co ltd
Current assignee: Shijiazhuang Fortune Building Materials Wood Co ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-05-08
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses a fireproof door with safe escape passage, which comprises a door frame and a door plate, wherein the door plate is hinged on the door frame through a hinge, the fireproof door is characterized in that the bottom of the door plate is provided with an emergency passage, the inner cavity top wall of the emergency passage is connected with a containing cavity in a through way, the front side wall and the rear side wall of the containing cavity are symmetrically provided with two pairs of slide rails, the two pairs of slide rails are symmetrically arranged at the left side and the right side of the containing cavity, and the two pairs of slide rails are connected with preset doors respectively matched with the containing cavity and; the utility model discloses a setting up and drawing the spring, realizing having a pulling force that comes all the time to predetermineeing the door, when predetermineeing the door through catching groove pull-up, because extension spring's supplementary pull-up effect to reduce the pulling force of predetermineeing the door pull-up by a wide margin, reduce the degree of difficulty of opening of predetermineeing the door, the not enough people of strength such as the children of being convenient for, old man and women also can be easily opened predetermineeing the door, improve under the emergency, predetermine the convenience that the door was opened, furthest's protection personnel's safety.

Description

Fireproof door with safe escape passage

Technical Field

The utility model relates to a prevent fire door technical field, specifically be a prevent fire door with safe passway for escaping.

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. The fireproof door can be divided into a wooden fireproof door, a steel-wood fireproof door, other fireproof doors and the like.

However, in the case of fire casualties over the years, some people who have lost the fire are unable to escape due to the fact that the fireproof door is out of order, the fireproof door is locked and the like, and disasters happen.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent fire door with safe passway for escaping to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a prevent fire door with safe passway for escaping, includes door frame and door plant, the door plant articulates on the door frame through the hinge, and the expansion end of door plant is taken a photograph in the door handle, and the bottom of door plant is equipped with urgent passageway, the inner chamber roof through connection of urgent passageway has the chamber of accomodating, the lateral wall symmetry is equipped with two pairs of slide rails around accomodating the chamber, and the branch of two pairs of slide rails mutual symmetries is established in the left and right sides of accomodating the chamber, and sliding connection has respectively with accomodating chamber and urgent passageway matched with door of predetermineeing on two pairs of slide rails, predetermineeing and being equipped with the spout with slide rail matched with on the door, predetermineeing the positive bottom of door and being equipped with the catching groove, when meetting emergency, and the door plant is died, then can be through the catching.

As a further aspect of the present invention: the left and right sides symmetry of accomodating the chamber is equipped with and draws high spring, the top that draws high spring passes through upper fixed plate fixed connection at the roof of accomodating the chamber, the bottom that draws high spring passes through bottom plate fixed connection on the top of predetermineeing the door, the low lift spring of usual state is in tensile state, to predetermineeing the door all the time have a pulling force that comes, when predetermineeing the door through catching groove pull-up, because extension spring's supplementary pull-up effect, thereby reduce the pulling force of predetermineeing the door pull-up by a wide margin, reduce the degree of difficulty of opening of predetermineeing the door, be convenient for children, the not enough people of strength such as old man and women also can open easily predetermineeing the door, improve under the emergency, predetermine the convenience that the door was opened, furthest's protection personnel's safety.

As a further aspect of the present invention: the door plate is characterized in that bolt devices matched with the preset door are symmetrically arranged on the left side and the right side of the front face of the door plate, the preset door is locked by the bolt devices, and the situation that the preset door is randomly opened to damage an emergency channel and influence the normal use of the emergency channel under the ordinary state is prevented.

As a further aspect of the present invention: the bolt device comprises lock grooves, the two lock grooves are symmetrically arranged on the left side and the right side of the emergency channel, the lock grooves are in through connection with the emergency channel, a shifting plate is connected in the lock grooves in a sliding mode, one end of the shifting plate is fixedly connected with a lock pin matched with a preset door, the other end of the shifting plate is fixedly connected with a jacking spring, the other end of the jacking spring is fixedly connected to the lock grooves, the jacking spring jacks the shifting plate under normal conditions, the shifting plate is utilized to push the lock pin to be inserted into the emergency channel, the preset door is limited, and random opening under normal conditions is guaranteed; when the door is used, the lock pin is drawn out by directly pulling the shifting plate outwards and utilizing the shifting plate, so that the preset door is released, and the preset door is conveniently and directly opened manually.

Compared with the prior art, the beneficial effects of the utility model are that: the preset door is pulled upwards through the catching groove and pushed into the containing cavity, so that the emergency passage is opened, and escape through the emergency passage is facilitated; meanwhile, due to the fact that the pulling spring is arranged, the fact that the preset door always has a pulling force is achieved, when the preset door is pulled upwards through the catching groove, due to the fact that the pulling force of the stretching spring is assisted, the pulling force of the pulling upwards of the preset door is greatly reduced, the opening difficulty of the preset door is reduced, people with insufficient strength, such as children, old people and women, can easily open the preset door, the convenience of opening the preset door is improved under emergency conditions, and the safety of personnel is protected to the maximum extent.

Drawings

FIG. 1 is a schematic view of a fire rated door with a safe escape route;

FIG. 2 is a schematic view of an emergency access of a fire door having a safety escape path;

fig. 3 is a schematic structural view of a partially enlarged view a of a fire door having a safe escape route.

In the figure: 1-door frame, 2-door panel, 3-hinge, 4-emergency channel, 5-preset door, 51-sliding groove, 52-buckling groove, 6-containing cavity, 7-sliding rail, 8-pulling spring, 9-upper fixing plate, 10-lower fixing plate, 11-bolt device, 12-locking groove, 13-shifting plate, 14-tightening spring and 15-locking pin.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1-2, a fire door with a safe escape passage comprises a door frame 1 and a door panel 2, wherein the door panel 2 is hinged to the door frame 1 through a hinge 3, a movable end of the door panel 2 is arranged on a door handle, an emergency passage 4 is arranged at the bottom of the door panel 2, a storage cavity 6 is connected to the top wall of an inner cavity of the emergency passage 4 in a penetrating manner, two pairs of slide rails 7 are symmetrically arranged on the front and rear side walls of the storage cavity 6, the two pairs of slide rails 7 are symmetrically arranged on the left and right sides of the storage cavity 6, a preset door 5 matched with the storage cavity 6 and the emergency passage 4 is slidably connected onto the two pairs of slide rails 7, a slide groove 51 matched with the slide rails 7 is arranged on the preset door 5, a buckle groove 52 is arranged at the bottom of the front side of the preset door 5, when the door panel 2 is locked in an emergency situation, the preset door 5 can be pulled upwards through the buckle groove, thereby opening the emergency passageway 4 to facilitate escape through the emergency passageway 4.

Accomodate the left and right sides symmetry of chamber 6 and be equipped with and draw high spring 8, the top that draws high spring 8 is passed through upper fixed plate 9 fixed connection and is being accomodate the roof of chamber 6, the bottom that draws high spring 8 is passed through bottom plate 10 fixed connection and is being in the top of predetermineeing door 5, it is in tensile state to draw high spring 8 under the normal condition, to predetermineeing door 5 and have a pulling force that comes all the time, when predetermineeing door 5 through catching groove 52 pull-up, because extension spring 8's supplementary pull-up effect, thereby reduce the pulling force of predetermineeing door 5 pull-up by a wide margin, reduce the degree of difficulty of opening of predetermineeing door 5, the people that the strength is not enough such as the children of being convenient for, old man and women also can be easily opened predetermineeing door 5, improve under the emergency, predetermine the convenience that door 5 opened, furthest's protection personnel.

Example 2

Referring to fig. 2-3, the present embodiment is further illustrated on the basis of embodiment 1, the latch devices 11 matching with the preset door 5 are symmetrically disposed on the left and right sides of the front surface of the door panel 2, and the latch devices 11 are used to lock the preset door 5, so as to prevent the preset door 5 from being opened randomly at ordinary times, and damage the emergency passageway 4, which affects the normal use of the emergency passageway 4.

The bolt device 11 comprises lock grooves 12, the two lock grooves 12 are symmetrically arranged on the left side and the right side of the emergency channel 4, the lock grooves 12 are communicated with the emergency channel 4, a shifting plate 13 is slidably connected in the lock grooves 12, one end of the shifting plate 13 is fixedly connected with a lock pin 15 matched with the preset door 5, the other end of the shifting plate 13 is fixedly connected with a jacking spring 14, the other end of the jacking spring 14 is fixedly connected to the lock grooves 12, the jacking spring 14 jacks the shifting plate 13 under normal conditions, the shifting plate 13 is utilized to push the lock pin 15 to be inserted into the emergency channel 4, the preset door 5 is limited, and random opening under normal conditions is guaranteed; when the door is used, the pulling plate 13 is directly pulled outwards, the lock pin 15 is pulled out by the pulling plate 13, so that the preset door 5 is released, and the preset door 5 can be conveniently and directly opened manually.

The working principle of the embodiment 1-2, the pulling-up spring 8 is in the stretching state under the normal state, there is always an upward pulling force on the preset door 5, when pulling up the preset door 5 through the catching groove 52, due to the auxiliary pulling-up effect of the pulling-up spring 8, the pulling force of pulling up the preset door 5 is greatly reduced, when an emergency situation occurs, the door panel 2 is locked, the locking pin 15 is directly pulled out through the outward pulling shifting plate 13 by using the shifting plate 13, so as to release the preset door 5, then the preset door 5 can be pulled up through the catching groove 52, the preset door 5 is pushed into the accommodating cavity 6, so as to open the emergency passage 4, and escape through the emergency passage 4 is facilitated.

The utility model has the innovation point that the preset door 5 is pushed into the accommodating cavity 6 by pulling the preset door 5 upwards through the buckle groove 52, so that the emergency passage 4 is opened, and the escape through the emergency passage 4 is facilitated; meanwhile, due to the fact that the spring 8 is arranged in a pulling mode, the effect that the door 5 is always pulled up is achieved, when the door 5 is pulled up through the buckling groove 52, due to the fact that the spring 8 is assisted in pulling up, pulling force of pulling up the door 5 is greatly reduced, opening difficulty of the door 5 is reduced, people with insufficient strength, such as children, old people and women, can easily open the door 5, convenience of opening the door 5 is improved under emergency conditions, and safety of personnel is protected to the maximum extent.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a prevent fire door with safe passway for escaping, including door frame (1) and door plant (2), door plant (2) articulate on door frame (1) through hinge (3), a serial communication port, the bottom of door plant (2) is equipped with emergency passage (4), the inner chamber roof through connection of emergency passage (4) has accomodates chamber (6), the front and back lateral wall symmetry of accomodating chamber (6) is equipped with two pairs of slide rails (7), the branch of two pairs of slide rails (7) mutual symmetry is established in the left and right sides of accomodating chamber (6), sliding connection has respectively and accomodates chamber (6) and emergency passage (4) matched with on two pairs of slide rails (7) and predetermine door (5), it is equipped with on door (5) and establishes with slide rail (7) matched with spout (51).

2. The fire door with a safe escape route according to claim 1, characterized in that the movable end of the door panel (2) is captured by a door handle.

3. The fire door with a safe escape passage according to claim 2, wherein the left and right sides of the receiving cavity (6) are symmetrically provided with pulling-up springs (8), the top ends of the pulling-up springs (8) are fixedly connected to the top wall of the receiving cavity (6) through an upper fixing plate (9), and the bottom ends of the pulling-up springs (8) are fixedly connected to the top end of the preset door (5) through a lower fixing plate (10).

4. The fire door with a safe escape route according to claim 2, characterized in that the door panel (2) is symmetrically provided with latch means (11) on the left and right sides of the front surface thereof for engaging with the predetermined door (5).

5. The fire door with a safe escape route according to claim 4, characterized in that the latch device (11) comprises two locking grooves (12), the two locking grooves (12) are symmetrically arranged on the left and right sides of the emergency route (4), the locking grooves (12) are connected with the emergency route (4) in a through manner, a shifting plate (13) is slidably connected in the locking grooves (12), and one end of the shifting plate (13) is fixedly connected with a lock pin (15) matched with the preset door (5).

6. The fire door with a safe escape route according to claim 5, characterized in that the other end of the pulling plate (13) is fixedly connected with a jacking spring (14), and the other end of the jacking spring (14) is fixedly connected with the locking groove (12).

7. The fire door with a safe escape route according to any of claims 1 to 6, characterized in that the bottom of the front side of the pre-designed door (5) is provided with a catching groove (52).