CN110529017B - Fireproof escape door - Google Patents

Fireproof escape door Download PDF

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Publication number
CN110529017B
CN110529017B CN201910870494.1A CN201910870494A CN110529017B CN 110529017 B CN110529017 B CN 110529017B CN 201910870494 A CN201910870494 A CN 201910870494A CN 110529017 B CN110529017 B CN 110529017B
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CN
China
Prior art keywords
door
movable
cavity
escape
plate
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Application number
CN201910870494.1A
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Chinese (zh)
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CN110529017A (en
Inventor
黄帅
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kuodao door industry Jiangsu Co.,Ltd.
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Kuodao Door Industry Jiangsu Co ltd
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Priority to CN201910870494.1A priority Critical patent/CN110529017B/en
Publication of CN110529017A publication Critical patent/CN110529017A/en
Application granted granted Critical
Publication of CN110529017B publication Critical patent/CN110529017B/en
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    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C99/00—Subject matter not provided for in other groups of this subclass
    • A62C99/0009—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames
    • A62C99/0018—Methods of extinguishing or preventing the spread of fire by cooling down or suffocating the flames using gases or vapours that do not support combustion, e.g. steam, carbon dioxide
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
    • E05F1/002—Closers or openers for wings, not otherwise provided for in this subclass controlled by automatically acting means
    • E05F1/006—Closers or openers for wings, not otherwise provided for in this subclass controlled by automatically acting means by emergency conditions, e.g. fire
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/70—Door leaves
    • E06B3/7015—Door leaves characterised by the filling between two external panels
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
    • E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
    • E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
    • E06B5/161—Profile members therefor
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/13—Application of doors, windows, wings or fittings thereof for buildings or parts thereof characterised by the type of wing
    • E05Y2900/132—Doors
    • E05Y2900/134—Fire doors

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  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Special Wing (AREA)

Abstract

The invention discloses a fireproof escape door which comprises a door pocket, wherein a door plate installation cavity is arranged in the middle of the door pocket, and one end of a door plate is hinged on the door pocket; the door plate comprises a door frame and at least two movable plates, wherein a movable cavity is arranged in the middle of the door frame, one end of each movable plate is hinged in the movable cavity, the two movable plates are mutually overlapped to form a complete plate body, a filling cavity with an opening at the outer side end is formed in the middle of each movable plate after the two movable plates are mutually buckled, the filling cavity is filled with inert gas or fire extinguishing dry powder, the opening end at the outer side of the filling cavity is sealed through a flexible sealing part, one side of each opposite surface of each movable plate is compressed to form a protective layer, and an escape cavity is formed in the middle of each protective layer; the escape door can automatically open and separate the fire source when a fire disaster happens, provides a safe escape channel for a trapped person to escape, can quickly eliminate the surrounding fire source and increases the escape safety.

Description

Fireproof escape door
Technical Field
The invention relates to a door plate, in particular to a fireproof escape door.
Background
The door body in the existing building is generally set as a fireproof door and used for preventing the door body from being burnt by flame and increasing the escape probability. However, the existing fireproof door can not be ignited by flame, the surrounding flame can not be effectively isolated by burning, if a large amount of flame exists on the periphery, the fireproof door can not be opened to escape as long as the fireproof door is not on fire, and the door is difficult to open in a fire environment, particularly under the condition that a handle is burnt, the trapped people are still greatly influenced.
Disclosure of Invention
The invention aims to solve the technical problem that a fireproof escape door can be automatically opened when a fire disaster happens, a safe escape channel is started to allow an escaper to pass through the safe escape door, glass flames can be generated, surrounding flames can be eliminated, and safety is improved.
The invention is realized by the following technical scheme: a fireproof escape door comprises a door pocket, wherein a door plate installation cavity is formed in the middle of the door pocket, and one end of a door plate is hinged to the door pocket;
the door plate comprises a door frame and at least two movable plates, wherein a movable cavity is arranged in the middle of the door frame, one end of each movable plate is hinged in the movable cavity, the two movable plates are mutually overlapped to form a complete plate body, a filling cavity with an opening at the outer side end is formed in the middle of each movable plate after the two movable plates are mutually buckled, the filling cavity is filled with inert gas or fire extinguishing dry powder, the opening end at the outer side of the filling cavity is sealed through a flexible sealing part, one side of each opposite surface of each movable plate is compressed to form a protective layer, and an escape cavity is formed in the middle of each protective layer;
the back of fly leaf all is provided with the engaging lug, all runs through on the engaging lug and is provided with the round pin shaft hole, is equipped with the round pin axle in the round pin shaft hole, and the both ends of round pin axle stretch out respectively in the outside of engaging lug, all overlaps on the round pin axle to be equipped with torque spring, and round pin axle cooperation torque spring packs into the rotation groove of seting up on the door frame together, makes the fly leaf open when natural state through torque spring.
As the preferred technical scheme, the upper surface and the lower surface of the rotating groove are provided with pin shaft holes, the pin shaft carries the torsion spring to be elastically installed in the pin shaft holes, and the movable plate is rotated to enable the torsion spring to be twisted.
As the preferred technical scheme, the section of the movable plates is in a C shape, a silica gel sealing layer is bonded on the opposite surfaces of the two movable plates along the circle of the movable plates, and the silica gel sealing layers of the two movable plates are in contact sealing with each other.
As the preferred technical scheme, the overall structure of the protective layer is C-shaped, the protective layer is made of elastic rubber materials with deformation recovery capacity, the opening end of one side of the protective layer is fixedly bonded on the movable plate, and the two protective layers are squeezed and flattened through a limiting column.
According to the preferable technical scheme, two ends of the limiting column are respectively inserted into limiting jacks arranged on the protective layers, the protective layers on two sides are flattened by the limiting column, and the limiting column is respectively arranged at the upper end and the lower end of the protective layers.
As a preferred technical scheme, the flexible sealing part is made of elastic rubber materials, is bonded on the outer side surface of the filling cavity formed by splicing the two movable plates, and is used for sealing the filling cavity and limiting the two movable plates from expanding outwards under the action of the torsion spring.
According to the preferable technical scheme, the front side and the back side of the door frame, which are close to one side of the lock body, are provided with limiting concave parts, the movable plates are provided with corresponding limiting convex parts, after the two movable plates are mutually buckled, the limiting convex parts are buckled in the limiting concave parts, and the outer side faces of the movable plates are flush with the outer side face of the door frame.
As a preferred technical scheme, fireproof paint is coated outside the protective layers, and when the two movable plates are deformed and expanded, the escape cavity between the two protective layers forms an escape channel in a shape of a Chinese character 'yi'.
As a preferred technical scheme, the door frame is made of metal materials, and the movable plate is a fireproof plate.
The invention has the beneficial effects that: the movable plate can be automatically opened by utilizing the heat of flame when a fire disaster happens, so that the whole door body is opened, manual opening is not needed, the door is more convenient, and more time is gained for escaping;
the movable plate can form an escape channel after being opened, so that a trapped person can escape along the escape channel, the escape channel is safer in the escape process, the inert gas filled in the escape channel can be discharged, and the aim of quickly eliminating surrounding flames is fulfilled.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of the present invention
FIG. 3 is a side schematic view of the present invention with the flexible seal removed;
FIG. 4 is a view showing a usage state of the present invention after the movable plate is opened;
fig. 5 is a schematic structural diagram of the protective layer of the present invention after being opened.
Detailed Description
As shown in figure 1, the fireproof escape door comprises a door pocket (not shown), wherein a door plate installation cavity is arranged in the middle of the door pocket, and one end of a door plate is hinged on the door pocket;
the door plate comprises a door frame 4 and at least two movable plates 2, a movable cavity 13 is arranged in the middle of the door frame 4, one end of each movable plate 2 is hinged in the movable cavity 13, the two movable plates 2 are mutually overlapped to form a complete plate body, a filling cavity 7 with an opening at the outer side end is formed in the middle of the two movable plates 2 after the two movable plates 2 are mutually buckled, inert gas or fire extinguishing dry powder is filled in the filling cavity 7, the opening end at the outer side of the filling cavity 7 is sealed through a flexible sealing part 5, a protective layer 11 is arranged on one side of each opposite surface of each movable plate 2 in a compressed mode, and an escape cavity 22 is formed in the;
the back of fly leaf 2 all is provided with engaging lug 3, all runs through on the engaging lug 3 and is provided with the round pin shaft hole, is equipped with round pin axle 1 in the round pin shaft hole, and the both ends of round pin axle 1 stretch out in the outside of engaging lug respectively, all overlaps on the round pin axle 1 and is equipped with torque spring (not shown), and round pin axle 1 cooperates torque spring to pack into in the rotation groove of seting up on door frame 4 together, makes fly leaf 2 open when natural state through torque spring.
Wherein, a round pin shaft hole (not shown) is all seted up to the upper and lower face that rotates the groove, the round pin axle is carrying torsion spring elasticity and is being packed into in the round pin shaft hole, it makes torsion spring twist to rotate fly leaf 2, through torsion spring, make fly leaf 2 can outwards open when natural state, as shown in fig. 4, the inside activity chamber of door frame is opened this moment, indoor outer switch on each other this moment, after flexible sealing portion is because flame is damaged, can utilize torsion spring's elastic deformation restoring force to come automatic two fly leaves of opening, because torsion spring produces great elasticity bounce after twisting, the partial damage appears in the flexible sealing layer, can utilize elastic force to destroy flexible sealing layer fast, and then the quick fly leaf that opens.
In this embodiment, the cross sectional shape of fly leaf 2 is "C" font, the opposite face of two fly leaves 2 has all bonded one deck silica gel sealing layer 6 along the fly leaf round, the silica gel sealing layer 6 of two fly leaves contacts sealedly each other, owing to set up silica gel sealing layer 6, as shown in fig. 3, inside filling chamber is an outside end open-ended closed chamber this moment, consequently, can fill inert gas at the filling intracavity, can utilize the silica gel sealing layer to seal after the completion of filling, prevent that inert gas from running out, as shown in fig. 2, inert gas is used for the flexible sealing layer to break and then runs out the air that dilutes the periphery, and then reduces the flame size.
In this embodiment, 11 overall structure of inoxidizing coating is "C" font, inoxidizing coating 11 adopts the elastic rubber material who has the deformation resilience to make, and one side open end bonding of inoxidizing coating 11 is fixed on fly leaf 2, squashes through the extrusion of a spacing post 12 between two inoxidizing coatings for after two fly leaf locks, can make the inoxidizing coating compression, do not influence occupation of inner space, and after the fly leaf is opened, because the inoxidizing coating has the ability that deformation resumes, so can resume deformation fast.
In this embodiment, two ends of the limiting post 12 are respectively inserted into limiting insertion holes formed in the protective layer, the protective layer on two sides is flattened by the limiting post, and the limiting posts are respectively disposed at the upper and lower ends of the protective layer.
In this embodiment, the flexible sealing portion 5 is made of an elastic rubber material, and is bonded to the outer side surface of the filling cavity formed by splicing the two movable plates 2, so as to seal the filling cavity and limit the two movable plates from expanding outwards under the action of the torsion spring.
Wherein, the door frame 4 is provided with a limiting concave part 31 on the front and back surface near one side of the lock body, the movable plates 2 are provided with corresponding limiting convex parts 32, when the two movable plates 2 are mutually buckled, the limiting convex parts 32 are buckled in the limiting concave part 31, and the outer side surfaces of the movable plates 2 are flush with the outer side surface of the door frame. Due to the arrangement of the limiting concave part 31 and the limiting convex part 32, the movable plate cannot be pushed relative to the door frame, and the door body cannot be opened when the door frame is not opened, so that the normal use function of the common door body is realized.
In this embodiment, the fire-proof paint is coated outside the protection layers 11, and when the two movable plates 2 are deformed and opened, the escape cavity between the two protection layers 11 forms an escape channel in a shape of a Chinese character 'yi', as shown in fig. 5, the escape channel can be passed through to select escape, so as to isolate a fire source, and avoid the risk of dropping objects on the top.
Wherein, the door frame is metal material, and the fly leaf is the PLASTIC LAMINATED, and when the conflagration breaing out, the door frame of metal can be heated to flame, because the door frame contact of flexible sealing and metal, the heat can transmit fast and melt flexible sealing, and then melts flexible sealing and open the fly leaf.
The invention has the beneficial effects that: the movable plate can be automatically opened by utilizing the heat of flame when a fire disaster happens, so that the whole door body is opened, manual opening is not needed, the door is more convenient, and more time is gained for escaping;
the movable plate can form an escape channel after being opened, so that a trapped person can escape along the escape channel, the escape channel is safer in the escape process, the inert gas filled in the escape channel can be discharged, and the aim of quickly eliminating surrounding flames is fulfilled.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims (8)

1. A fireproof escape door is characterized in that: the door comprises a door pocket, wherein a door plate installation cavity is arranged in the middle of the door pocket, and one end of a door plate is hinged on the door pocket;
the door plate comprises a door frame and at least two movable plates, wherein a movable cavity is arranged in the middle of the door frame, one end of each movable plate is hinged in the movable cavity, the two movable plates are mutually overlapped to form a complete plate body, a filling cavity with an opening at the outer side end is formed in the middle of each movable plate after the two movable plates are mutually buckled, the filling cavity is filled with inert gas or fire extinguishing dry powder, the opening end at the outer side of the filling cavity is sealed through a flexible sealing part, one side of each opposite surface of each movable plate is compressed to form a protective layer, and an escape cavity is formed in the middle of each protective layer;
the back of the movable plate is provided with connecting lugs, each connecting lug is provided with a pin shaft hole in a penetrating manner, a pin shaft is arranged in each pin shaft hole, two ends of each pin shaft respectively extend out of the corresponding connecting lug, each pin shaft is sleeved with a torsion spring, the pin shafts are matched with the torsion springs and are arranged in rotating grooves formed in the door frame, and the movable plate is opened in a natural state through the torsion springs;
fireproof paint is coated outside the protective layers, and when the two movable plates recover to deform and expand, the escape cavity between the two protective layers forms an in-line escape channel.
2. A fire escape door as defined in claim 1, wherein: the upper surface and the lower surface of the rotating groove are provided with pin shaft holes, the pin shaft carries the torsion spring to be elastically installed in the pin shaft holes, and the movable plate is rotated to enable the torsion spring to be twisted.
3. A fire escape door as defined in claim 1, wherein: the section shape of fly leaf is "C" font, and the relative face of two fly leaves has a layer silica gel sealing layer along the equal bonding of fly leaf round, and the silica gel sealing layer of two fly leaves contacts sealedly each other.
4. A fire escape door as defined in claim 1, wherein: the protective layer overall structure is "C" font, and the protective layer adopts the elastic rubber material that has deformation recovery ability to make, and one side open end bonding of protective layer is fixed on the fly leaf, flattens through a spacing post extrusion between two protective layers.
5. A fire escape door as claimed in claim 4, wherein: the two ends of the limiting columns are respectively inserted into limiting jacks arranged on the protective layers, the protective layers on the two sides are flattened by the limiting columns, and the limiting columns are respectively arranged at the upper ends and the lower ends of the protective layers.
6. A fire escape door as defined in claim 1, wherein: the flexible sealing part is made of elastic rubber materials, is bonded on the outer side face of the filling cavity formed by splicing the two movable plates, and is used for sealing the filling cavity and limiting the two movable plates from expanding outwards under the action of the torsion spring.
7. A fire escape door as defined in claim 1, wherein: the front and back surfaces of the door frame, which are close to one side of the lock body, are provided with limiting concave parts, the movable plates are provided with corresponding limiting convex parts, when the two movable plates are mutually buckled, the limiting convex parts are buckled in the limiting concave parts, and the outer side surfaces of the movable plates are parallel and level with the outer side surface of the door frame.
8. A fire escape door as defined in claim 1, wherein: the door frame is made of metal materials, and the movable plate is a fireproof plate.
CN201910870494.1A 2019-09-16 2019-09-16 Fireproof escape door Active CN110529017B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910870494.1A CN110529017B (en) 2019-09-16 2019-09-16 Fireproof escape door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910870494.1A CN110529017B (en) 2019-09-16 2019-09-16 Fireproof escape door

Publications (2)

Publication Number Publication Date
CN110529017A CN110529017A (en) 2019-12-03
CN110529017B true CN110529017B (en) 2021-01-05

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114796922B (en) * 2022-05-27 2022-09-20 南通鼎城船舶技术有限公司 Escape cabin door of marine wheel house

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK141737B (en) * 1975-01-08 1980-06-02 Hoeganaes Ab Smoke removal hatch with roof-shaped frame and two opposite, outward-opening limbs.
JP6411938B2 (en) * 2015-04-09 2018-10-24 Ykk Ap株式会社 Joinery
CN207739894U (en) * 2018-01-17 2018-08-17 湖南长沙防火装备厂有限公司 A kind of automatism isolation toxic smoke fire resistant doorsets
CN109707293A (en) * 2019-01-25 2019-05-03 福建商学院 A kind of accessible fire resistant doorsets with escape route
CN110029922B (en) * 2019-05-31 2020-07-14 大力科技集团有限公司 Fire-proof door

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Effective date of registration: 20201125

Address after: Building 5, No.12, Gucheng Road, Xicheng Economic Development Zone, Suqian City, Jiangsu Province 223800

Applicant after: Kuodao door industry Jiangsu Co.,Ltd.

Address before: Xiaohuli, Lianhuashan community, Baiyun Street, Dongyang City, Jinhua City, Zhejiang Province

Applicant before: Huang Shuai

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