CN213391746U - Flat ground escape door - Google Patents

Abstract

The utility model belongs to the technical field of fire-fighting equipment, especially, relate to a flat ground emergency exit, which comprises a cross beam, first stand, the second stand, first door plant, second door plant and threshold, the threshold is equipped with open-ended square tubular product for the one side, the top of threshold is provided with closed recess, threshold embedding ground, and the upper surface and the ground of threshold flush, the both ends of threshold are connected with the bottom of first stand and second stand respectively, the both ends of crossbeam are connected with the top of first stand and second stand respectively, first door plant and second door plant rotate with first stand and second stand respectively and are connected, first door plant and second door plant butt each other after the closure, and the bottom of first door plant and second door plant is provided with first movable separation blade and second movable separation blade respectively. Through the arrangement, after the first door plate and the second door plate are closed, the escape door without the doorsill on the ground can separate the spaces on two sides of the door, and the gas on one side of the door cannot enter the space on the other side.

Description

Flat ground escape door

Technical Field

The utility model belongs to the technical field of fire-fighting equipment, especially, relate to a level land emergency exits.

Background

The escape door is also called a Tai-Gao, is an outer door or an evacuation staircase door which can safely evacuate people stream in an emergency situation in a building, is a door of a room connecting corridor in a rare situation, is mainly arranged in the building and is directly led to an evacuation door or a door positioned on a safety exit from the room, and is used for people to escape. In the prior art, according to the relevant regulations of fire prevention specifications, no threshold is required to be arranged at an evacuation outlet, so that a fixed hole is mostly arranged on the ground, or a switch is arranged on a door frame to ensure the normally closed state of the escape door, the threshold is replaced by the arrangement in the prior art, the bottom plate needs to be additionally subjected to relevant treatment, and the technical problems of smoke leakage and complex installation steps due to untight sealing of the escape door exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a level land emergency exit aims at solving the technical problem that the emergency exit threshold position among the prior art is sealed tight and installation step is numerous and diverse.

In order to achieve the above object, an embodiment of the present invention provides a flat ground escape door, which includes a cross beam, a first column, a second column, a first door plate, a second door plate and a door sill, wherein the door sill is a square pipe with an opening on one side, the top of the door sill is provided with a closed groove, the door sill is embedded into the ground, the upper surface of the door sill is flush with the ground, two ends of the door sill are respectively connected with the bottoms of the first column and the second column, two ends of the cross beam are respectively connected with the tops of the first column and the second column, the cross beam is located right above the door sill, the first door plate and the second door plate are respectively rotatably connected with the first column and the second column, the first door plate and the second door plate after being closed are mutually abutted, and the bottoms of the first door plate and the second door plate are respectively provided with a first movable blocking piece and a second movable blocking piece, the bottoms of the first movable blocking piece and the second movable blocking piece are abutted to the bottom surface of the inner side of the closed groove.

Preferably, torsion springs are arranged at the joints of the first movable blocking piece and the second movable blocking piece with the first door plate and the second door plate respectively.

Preferably, two oppositely arranged side vertical surfaces of the threshold are provided with fixing grooves which are sunken from outside to inside, and the grooves extend from one end of the threshold to the other end of the threshold.

Preferably, be provided with first push rod lock, upper lock box subassembly, lower lock box subassembly, first connecting rod and second connecting rod on the first door plant, first push rod lock upper lock box subassembly with lower lock box subassembly all install in the front facade surface of first door plant, upper lock box subassembly is located be close to on the first door plant the position at first door plant top edge, lower lock box subassembly is located be close to on the first door plant the position at first door plant bottom edge, the both ends of first connecting rod respectively with the one end of upper lock box subassembly with first push rod lock is connected, the both ends of second connecting rod respectively with lower lock box subassembly with first push rod lock is connected.

Preferably, a blocking piece assembly is arranged on the cross beam, the blocking piece assembly is arranged on the side face of the cross beam, the blocking piece assembly is located right above the locking box assembly after the door is closed, and the blocking piece assembly is movably connected with the other end of the locking box assembly.

Preferably, a lock hole is formed in the middle of the upper surface of the doorsill, a lower lock shaft capable of moving up and down is arranged at one end, connected with the lower lock box assembly, of the second connecting rod, and the lower lock shaft penetrates through the lower lock box assembly and extends into the lock hole.

Preferably, be provided with first connecting rod direction angle sign indicating number and second connecting rod direction angle sign indicating number on the first door plant, first connecting rod direction angle sign indicating number with second connecting rod direction angle sign indicating number all with first door plant fixed connection, just first connecting rod passes first connecting rod direction angle sign indicating number, the second connecting rod passes second connecting rod direction angle sign indicating number.

Preferably, a second push rod lock is arranged on the second door panel, the height of the second push rod lock is the same as that of the first push rod lock, a buckle is arranged on the edge of the surface of the first door panel corresponding to the second push rod lock, and the buckle is movably connected with the second push rod lock.

Preferably, the first upright column and the second upright column are respectively provided with a plurality of first hinges and a plurality of second hinges, each first hinge is respectively and fixedly connected with the first upright column and the first door panel, and each second hinge is respectively and fixedly connected with the second upright column and the second door panel.

Preferably, a first door closer and a second door closer are arranged on the beam, the first door closer is located above the first door panel, the second door closer is located above the second door panel, the first door closer is connected with the beam and the first door panel respectively, and the second door closer is connected with the beam and the second door panel respectively.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the level land emergency exits has one of following technological effect at least:

the utility model provides a flat ground emergency exit includes crossbeam, first stand, the second stand, first door plant, second door plant and threshold, will be provided with open-ended square tubular product embedding ground, make the top flush with ground, realize the installation of stealthy threshold, set up closed recess at the top of threshold, respectively fixed mounting at the both ends of threshold first stand and second stand, again with the both ends of crossbeam respectively with the top fixed connection of first stand and second stand, form the door frame through the connection of threshold, first stand, second stand and crossbeam, rotate first door plant and second door plant respectively with first stand and second stand and be connected and realize the switch closure function of emergency exit, make closed; mutual butt between first door plant and the second door plant can realize the closed function of cutting off of emergency exits, sets up first movable separation blade and second movable separation blade respectively in the bottom of first door plant and second door plant, realizes the partition in space through first movable separation blade and second movable separation blade butt in the tank bottom of closed recess inboard. Through the arrangement, after the first door plate and the second door plate are closed, the escape door without the doorsill on the ground can separate the spaces on two sides of the door, and the gas on one side of the door cannot enter the space on the other side.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is an effect diagram of a flat ground escape door provided by the embodiment of the utility model.

Fig. 2 is a partially enlarged view of a in fig. 1.

Fig. 3 is a partially enlarged view of B in fig. 1.

Fig. 4 is a front view of the flat ground escape door provided by the embodiment of the invention.

Fig. 5 is a partially enlarged view of C in fig. 4.

Fig. 6 is a rear view of the flat ground escape door provided by the embodiment of the present invention.

Fig. 7 is a side view of the flat ground escape door provided by the embodiment of the invention.

Fig. 8 is a plan view of the flat ground escape door provided by the embodiment of the present invention.

Fig. 9 is a bottom view of the flat ground escape door provided by the embodiment of the utility model.

Fig. 10 is a thumbnail view of a threshold of a flat ground escape door according to an embodiment of the present invention.

Fig. 11 is a side view of the sill structure of the flat ground escape door provided in the embodiment of the present invention.

Fig. 12 is a front view of a door panel and a door sill assembly of a flat ground escape door provided by an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-beam 11-baffle component 12-first door closer

13-second door closer 20-first upright post 21-first hinge

30-second column 31-second hinge 40-first door panel

41-first push rod lock 42-upper lock box assembly 43-lower lock box assembly

44-first link 45-second link 46-first viewing window

47-first link guide angle connector 48-second link guide angle connector 49-fastener

50-second door panel 51-second push rod lock 52-second visual window

60-threshold 61-closed groove 62-fixed groove

70-first movable baffle piece 71-torsion spring 80-second movable baffle piece

451-lower lock shaft.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in fig. 1-12, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functionality throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1, 4 and 6 to 12, there is provided a flat ground escape door, comprising a cross beam 10, a first column 20, a second column 30, a first door panel 40, a second door panel 50 and a door sill 60, wherein the door sill 60 is a square pipe with an opening formed at one side, the top of the door sill 60 is provided with a closed groove 61, the door sill 60 is embedded in the ground, the upper surface of the door sill 60 is flush with the ground, two ends of the door sill 60 are respectively connected to the bottoms of the first column 20 and the second column 30, two ends of the cross beam 10 are respectively connected to the tops of the first column 20 and the second column 30, the cross beam 10 is located directly above the door sill 60, the first door panel 40 and the second door panel 50 are respectively rotatably connected to the first column 20 and the second column 30, the first door panel 40 and the second door panel 50 after being closed abut against each other, and the bottom of the first door plate 40 and the bottom of the second door plate 50 are respectively provided with a first movable blocking sheet 70 and a second movable blocking sheet 80, the bottom of the first movable blocking sheet 70 and the bottom of the second movable blocking sheet 80 are respectively abutted against the bottom surface of the inner side of the closed groove 61, and the first movable blocking sheet 70 and the second movable blocking sheet 80 are made of flame-retardant rubber and have certain flexibility.

The flat ground escape door comprises a beam 10, a first upright post 20, a second upright post 30, a first door plate 40, a second door plate 50 and a doorsill 60, wherein an open-ended square pipe is embedded into the ground, so that the top of the square pipe is flush with the ground, the invisible doorsill 60 is installed, a closed groove 61 is arranged at the top of the doorsill 60, the first upright post 20 and the second upright post 30 are respectively and fixedly installed at two ends of the doorsill 60, then two ends of the beam 10 are respectively and fixedly connected with the tops of the first upright post 20 and the second upright post 30, a door frame is formed by connecting the doorsill 60, the first upright post 20, the second upright post 30 and the beam 10, the first door plate 40 and the second door plate 50 are respectively and rotatably connected with the first upright post 20 and the second upright post 30 to realize the switch closing function of the escape door, and the escape door is closed; mutual butt between first door plant 40 and the second door plant 50 can realize the closed function of cutting off of emergency exit, sets up first movable separation blade 70 and second movable separation blade 80 respectively in the bottom of first door plant 40 and second door plant 50, realizes the separation in space through first movable separation blade 70 and the butt of second movable separation blade 80 at the tank bottom of closed recess 61 inboard. Through the arrangement, after the first door panel 40 and the second door panel 50 are closed, the escape door without the doorsill 60 on the ground can separate the spaces at two sides of the door, and the air at one side of the door cannot enter the space at the other side.

In another embodiment of the present invention, as shown in fig. 11 to 12, the joints between the first movable blocking plate 70 and the second movable blocking plate 80 and the first door plate 40 and the second door plate 50 are respectively provided with a torsion spring 71, and the torsion spring 71 connects the first movable blocking plate 70 and the second movable blocking plate 80 with the gaps between the first door plate 40 and the second door plate 50.

In another embodiment of the present invention, as shown in fig. 11 to 12, two opposite side surfaces of the door sill 60 are provided with a fixing groove 62 that is recessed from outside to inside, and the groove extends from one end of the door sill 60 to the other end, and the door sill 60 is provided with one end of the door sill 60 that extends to the other end, so that the front and rear spaces of the door panel can be isolated to a greater extent.

In another embodiment of the present invention, as shown in fig. 1 and 3 to 9, a first push rod lock 41, an upper lock box assembly 42, a lower lock box assembly 43, a first connecting rod 44 and a second connecting rod 45 are disposed on the first door panel 40, the first push rod lock 41, the upper lock box assembly 42 and the lower lock box assembly 43 are both mounted on the front vertical surface of the first door panel 40, the upper lock box assembly 42 is located at a position on the first door panel 40 close to the top edge of the first door panel 40, the lower lock box assembly 43 is located at a position on the first door panel 40 close to the bottom edge of the first door panel 40, two ends of the first connecting rod 44 are respectively connected to one end of the upper lock box assembly 42 and the first push rod lock 41, two ends of the second connecting rod 45 are respectively connected to the lower lock box assembly 43 and the first push rod lock 41, and the first lock 41, the first push rod 44 and the second connecting rod 45 are connected to the first lock 41, the first push rod lock 41 and the second push rod 41, The upper lock box assembly 42 and the lower lock box assembly 43 are connected together, so that the opening and closing of the upper lock box assembly 42 and the lower lock box assembly 43 can be completed by operating the first push rod lock 41.

In another embodiment of the present invention, as shown in fig. 1 and 3 to 9, a blocking piece assembly 11 is disposed on the beam 10, the blocking piece assembly 11 is installed on the side of the beam 10, and the blocking piece assembly 11 is located after the door is closed, which is directly above the locking box assembly 42, the blocking piece assembly 11 is movably connected to the other end of the locking box assembly 42, and the blocking piece assembly 11 is disposed directly above the locking box assembly 42, and is movably connected to the other end of the locking box assembly 42, so as to achieve the position fixing of the locking box assembly 42 by cooperating with the locking box assembly 42.

In another embodiment of the present invention, as shown in fig. 9, a lock hole is disposed at the middle position of the upper surface of the door sill 60, the lower lock shaft 451 capable of moving up and down is disposed at one end of the second connecting rod 45 connected to the lower lock box assembly 43, the lower lock shaft 451 passes through the lower lock box assembly 43 and extends into the lock hole, the lock hole is disposed at the middle position of the upper surface of the door sill 60, the lower lock shaft 451 disposed on the second connecting rod is inserted and fixed, and the position fixing of the lower lock box assembly 43 is completed.

In another embodiment of the present invention, as shown in fig. 1, 4 and 6, the first door panel 40 is provided with a first link guiding corner fastener 47 and a second link guiding corner fastener 48, the first link guiding corner fastener 47 and the second link guiding corner fastener 48 are all fixedly connected to the first door panel 40, and the first link 44 passes through the first link guiding corner fastener 47, the second link 45 passes through the second link guiding corner fastener 48, the first link guiding corner fastener 47 and the second link guiding corner fastener 48 are arranged to fix the positions of the first link 44 and the second link 45, and the first link guiding corner fastener 47 and the second link guiding corner fastener 48 are respectively arranged at the middle positions of the first link 44 and the second link 45, so as to prevent the first link 44 and the second link 45 from rotating and bending.

In another embodiment of the present invention, as shown in fig. 1, 4 and 6, a second push rod lock 51 is disposed on the second door panel 50, the height of the second push rod lock 51 is the same as the height of the first push rod lock 41, and a buckle 49 is disposed on the edge of the surface of the first door panel 40 corresponding to the second push rod lock 51, the buckle 49 is movably connected to the second push rod lock 51, the second door panel 50 is provided with a convenient opening condition by disposing the second push rod lock 51 on the second door panel 50, and the second door panel is opened by pressing the second push rod lock 51.

In another embodiment of the present invention, as shown in fig. 7 to 9, a plurality of first hinges 21 and a plurality of second hinges 31 are respectively disposed on the first column 20 and the second column 30, each of the first hinges 21 is respectively fixedly connected to the first column 20 and the first door panel 40, and each of the second hinges 31 is respectively fixedly connected to the second column 30 and the second door panel 50 and is respectively disposed on the first column 20 and the second column 30, so that the first door panel 40 and the second door panel 50 can rotate more flexibly.

In another embodiment of the present invention, as shown in fig. 7 to 9, a first door closer 12 and a second door closer 13 are disposed on the beam 10, the first door closer 12 is located above the first door panel 40, the second door closer 13 is located above the second door panel 50, and the first door closer 12 is respectively connected to the beam 10 and the first door panel 40, and the second door closer 13 is respectively connected to the beam 10 and the second door panel 50, so that the first door closer 12 and the second door closer 13 can be closed slowly after the escape door is opened, thereby facilitating the passage of subsequent people.

The first door panel 40 and the second door panel 50 are further provided with a first visual window 46 and a second visual window 52 respectively, the first visual window 46 is located at a position where the upper half portion of the first door panel 40 is close to the top of the first door panel 40, the second visual window 52 is located at a position where the upper half portion of the second door panel 50 is close to the top of the second door panel 50, and the second visual window 52 and the first visual window 46 are the same in height.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A flat ground escape door is characterized in that: comprises a cross beam, a first upright post, a second upright post, a first door panel, a second door panel and a door sill, wherein the door sill is a square pipe with an opening on one surface, a closed groove is arranged at the top of the door sill, the door sill is embedded into the ground, the upper surface of the doorsill is flush with the ground, two ends of the doorsill are respectively connected with the bottoms of the first upright post and the second upright post, two ends of the cross beam are respectively connected with the tops of the first upright post and the second upright post, the beam is positioned right above the doorsill, the first door panel and the second door panel are respectively connected with the first upright post and the second upright post in a rotating way, the first door panel and the second door panel after being closed are mutually abutted, and the bottom parts of the first door panel and the second door panel are respectively provided with a first movable blocking sheet and a second movable blocking sheet, the bottoms of the first movable blocking piece and the second movable blocking piece are abutted to the bottom surface of the inner side of the closed groove.

2. The ground leveling escape door according to claim 1, wherein: and torsion springs are arranged at the joints of the first movable blocking piece and the second movable blocking piece with the first door plate and the second door plate respectively.

3. The ground leveling escape door according to claim 1, wherein: and two oppositely arranged side vertical surfaces of the threshold are provided with fixing grooves which are sunken from outside to inside, and the grooves extend from one end of the threshold to the other end of the threshold.

4. The ground leveling escape door according to claim 1, wherein: be provided with first push rod lock, upper lock box subassembly, lower lock box subassembly, first connecting rod and second connecting rod on the first door plant, first push rod lock upper lock box subassembly with lower lock box subassembly all install in the front facade surface of first door plant, upper lock box subassembly is located be close to on the first door plant the position at first door plant top edge, lower lock box subassembly is located be close to on the first door plant the position at first door plant bottom edge, the both ends of first connecting rod respectively with the one end of upper lock box subassembly with first push rod lock is connected, the both ends of second connecting rod respectively with lower lock box subassembly with first push rod lock is connected.

5. The ground leveling escape door according to claim 4, wherein: the door locking device is characterized in that a blocking piece assembly is arranged on the cross beam, the blocking piece assembly is arranged on the side face of the cross beam, the blocking piece assembly is located right above the door locking box assembly after the door is closed, and the blocking piece assembly is movably connected with the other end of the door locking box assembly.

6. The ground leveling escape door according to claim 4, wherein: the middle position of the upper surface of the doorsill is provided with a lock hole, one end of the second connecting rod, which is connected with the lower lock box assembly, is provided with a lower lock shaft capable of moving up and down, and the lower lock shaft penetrates through the lower lock box assembly and extends into the lock hole.

7. The ground leveling escape door according to claim 4, wherein: be provided with first connecting rod direction angle sign indicating number and second connecting rod direction angle sign indicating number on the first door plant, first connecting rod direction angle sign indicating number with second connecting rod direction angle sign indicating number all with first door plant fixed connection, just first connecting rod passes first connecting rod direction angle sign indicating number, the second connecting rod passes second connecting rod direction angle sign indicating number.

8. The ground leveling escape door according to claim 4, wherein: the second door plate is provided with a second push rod lock, the height of the second push rod lock is the same as that of the first push rod lock, a buckle is arranged on the edge of the surface of the first door plate corresponding to the second push rod lock, and the buckle is movably connected with the second push rod lock.

9. A land escape door according to any one of claims 1 to 8, wherein: the first upright post and the second upright post are respectively provided with a plurality of first hinges and a plurality of second hinges, each first hinge is respectively and fixedly connected with the first upright post and the first door panel, and each second hinge is respectively and fixedly connected with the second upright post and the second door panel.

10. A land escape door according to any one of claims 1 to 8, wherein: the beam is provided with a first door closer and a second door closer, the first door closer is positioned above the first door panel, the second door closer is positioned above the second door panel, the first door closer is respectively connected with the beam and the first door panel, and the second door closer is respectively connected with the beam and the second door panel.

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