CN113756692A - Household self-starting smoke-proof fireproof door - Google Patents

Household self-starting smoke-proof fireproof door Download PDF

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Publication number
CN113756692A
CN113756692A CN202111041461.XA CN202111041461A CN113756692A CN 113756692 A CN113756692 A CN 113756692A CN 202111041461 A CN202111041461 A CN 202111041461A CN 113756692 A CN113756692 A CN 113756692A
Authority
CN
China
Prior art keywords
door
cavity
door body
door frame
fire
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202111041461.XA
Other languages
Chinese (zh)
Inventor
王峰
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.)
Huzhou Langpei Intelligent Technology Co Ltd
Original Assignee
Huzhou Langpei Intelligent Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huzhou Langpei Intelligent Technology Co Ltd filed Critical Huzhou Langpei Intelligent Technology Co Ltd
Priority to CN202111041461.XA priority Critical patent/CN113756692A/en
Publication of CN113756692A publication Critical patent/CN113756692A/en
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • E06B5/164—Sealing arrangements between the door or window and its frame, e.g. intumescent seals specially adapted therefor
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C2/00—Fire prevention or containment
    • A62C2/06—Physical fire-barriers
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C31/00—Delivery of fire-extinguishing material
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C31/00—Delivery of fire-extinguishing material
    • A62C31/28—Accessories for delivery devices, e.g. supports
    • 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
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/50—Power-operated mechanisms for wings using fluid-pressure actuators
    • E05F15/53—Power-operated mechanisms for wings using fluid-pressure actuators for swinging wings
    • 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
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/70—Power-operated mechanisms for wings with automatic actuation
    • E05F15/71—Power-operated mechanisms for wings with automatic actuation responsive to temperature changes, rain, wind or noise
    • 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
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/70—Power-operated mechanisms for wings with automatic actuation
    • E05F15/72—Power-operated mechanisms for wings with automatic actuation responsive to 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
    • E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
    • E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
    • E06B3/36—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement with a single vertical axis of rotation at one side of the opening, or swinging through the opening
    • 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
    • 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
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • 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—Type of wing
    • E05Y2900/132—Doors
    • E05Y2900/134—Fire doors

Landscapes

  • 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 household self-starting smoke-proof and fireproof door which comprises a door frame and a door body, wherein the door frame and the door body are made of fireproof materials, two rotating grooves are formed in the door frame, a door shaft is rotatably connected in each rotating groove, a connecting plate is fixedly connected to each door shaft, the two connecting plates and the door body are fixedly connected with the door body together, a plurality of honeycomb cavities are formed in the door body, and through holes are formed in each honeycomb cavity and are communicated with each other. Has the advantages that: when the door body is in an open state and a fire disaster occurs indoors, the temperature of air is raised due to the fire disaster and heat is transferred through the heat conducting strips, evaporated liquid in the sliding cavity is heated and then vaporized and expanded, the piston block and the push rod are pushed to slide towards the direction of the control cavity to push the rack, the gear rotates to enable the door body to be closed with the door frame automatically, and oxygen is blocked from entering and flames in the room are prevented from spreading outwards.

Description

Household self-starting smoke-proof fireproof door
Technical Field
The invention relates to the technical field of household fire fighting, in particular to a household self-starting type smoke-proof fireproof door.
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. The fireproof partition is arranged in fireproof partitions, evacuation staircases, vertical shafts and the like and has certain fire resistance, and the fireproof door has the functions of preventing fire from spreading and smoke from diffusing besides the function of a common door, can prevent the fire from spreading within a certain time and ensures personnel evacuation.
Present fire door is used in public places such as market, office building more, to the family present fire door because need guarantee fireproof capacity, the door body all adopts metals such as fire resistive material to make, not only the thick unsuitable switch use at ordinary times of weight gate board, and the cost is expensive, can't effectual realization is domestic, when the conflagration takes place in the real middle house, the people can not close the door when the feelings are fleed out, oxygen constantly gets into the room this moment, and flame outwards stretchs from the door and finally leads to whole house to take place to burn out, for this reason, we have proposed a domestic type from starting formula fire door that prevents fires.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a household self-starting type smoke-proof and fireproof door.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a domestic type is from starting-up formula smoke protection and fire door, includes door frame and the door body that refractory material made, two rotation grooves have been seted up on the door frame, every it is connected with a door-hinge to rotate the inslot rotation, every fixedly connected with connecting plate on the door-hinge, two the connecting plate is with a body common and a body fixed connection, a plurality of honeycomb chambeies have been seted up to internal portion of door, every the through-hole intercommunication each other has been seted up in the honeycomb chamber.
In foretell a domestic type is from starting up formula smoke protection and fire door, the door frame is located one of them and rotates the groove position directly over and has seted up the control chamber, the upper end of door-hinge extends into control intracavity and coaxial fixedly connected with gear, seted up the spout in the chamber wall of one side in control chamber, sliding connection has the rack in the spout, the number of teeth of gear is one-fourth during the number of teeth of rack.
In foretell a domestic type is from start-up formula smoke protection and fire door, the door frame is located and inlays on the outer wall of control chamber position and is equipped with two heat-conducting plates, the embedded heat conduction strip that is equipped with of door frame, the both ends of heat conduction strip are connected with two heat-conducting plate contacts respectively, lie in the one side that the heat conduction strip is close to the control chamber in the door frame and seted up smooth chamber, the sealed sliding connection in smooth chamber has the piston piece, one side fixedly connected with push rod that the piston piece is close to the control chamber, the one end that the piston piece was kept away from to the push rod runs through the chamber wall in smooth chamber and extends to the control intracavity, the one side that the piston piece is located the piston piece and is close to the heat conduction strip in the smooth chamber is filled with the evaporative liquid.
In foretell family type is from starting up formula smoke protection and fire door, the embedded inlet tube that is equipped with of door frame, the one end of inlet tube runs through the honeycomb intracavity that the door frame lateral wall extends to the door body, the seal groove has been seted up jointly to the door limit all around of the door body, the veneer has the gasbag of returning the style of calligraphy in the seal groove, a plurality of communicating pipes have been seted up on the door body and have been made gasbag and the sealed intercommunication of a plurality of honeycomb chambeies.
In foretell family expenses type is from starting-up formula smoke protection and fire door, it communicates with the inlet tube to open the cavity in the door frame, the bottom and the heat conduction strip of cavity are connected, sealed sliding connection has the breakwater in the cavity, the bottom fixedly connected with memory spring of breakwater, memory spring's lower extreme and heat conduction strip fixed connection, the limbers has been seted up on the breakwater.
In foretell family type is from starting-up formula smoke protection and fire door, it is corresponding with the seal groove of the door body that set up the recess on the door frame is located the interior frame face at top, the many thin needles of top fixedly connected with of recess.
Compared with the prior art, the invention has the advantages that:
1. when a fire disaster does not happen, the door body is used as a normal household door, and the interior of the door body is hollow and is supported by a honeycomb structure, so that the whole door body is lighter under the condition of keeping enough strength, the use is convenient and labor-saving, and the door body has a fireproof effect and is low in cost to meet the use requirement of each family;
2. when a door body is in an open state and a fire disaster occurs indoors, the temperature of air is raised due to the fire disaster and heat is transferred through the heat conducting strips, evaporated liquid in the sliding cavity is heated and then vaporized and expanded, the piston block and the push rod are pushed to slide towards the direction of the control cavity to push the rack, the gear rotates to enable the door body to be closed with the door frame automatically, and oxygen is blocked from entering and flames in the room are prevented from spreading outwards;
3. the water inlet pipe is opened by utilizing the deformation and elongation of the memory spring in the cavity when being heated, so that water in the fire-fighting water pipe is flushed into the honeycomb cavity of the door body and is used for absorbing the temperature on the door plate on one side of a fire disaster, the door body is prevented from being damaged, the fire resistance of the door body is stronger, and a longer fire-proof effect is provided;
4. water in the honeycomb cavity can enter the air bag through the communicating pipes, the air bag reversely expands along the notch of the sealing groove after being introduced with the water, gaps between the door frame and the periphery of the door body are filled, indoor smoke is prevented from diffusing to the outside, and safe escape space is provided for outdoor personnel;
5. the gasbag continues to expand to the recess at door frame top after gasbag and honeycomb chamber are full of water, and the gasbag is punctured by the fine needle after getting into the recess, and water will flow along the door body from the broken hole department outflow to water protects the door body as the protective layer, and the door body fire prevention effect of Tiangong further prevents stretching of conflagration, and it provides more valuable time to catch up with the fire fighting for the fire fighter.
Drawings
FIG. 1 is a schematic view of a household self-actuating smoke-proof and fire-proof door according to the present invention;
FIG. 2 is a sectional top view of a control chamber of a home-use self-actuating smoke fire door according to the present invention;
FIG. 3 is an enlarged view of the area A of the home-use self-actuating smoke-proof and fire-proof door of the present invention;
fig. 4 is a side sectional view of a top structure of a doorframe of a home-type self-actuating smoke fire door in accordance with the present invention.
In the figure: 1 door frame, 2 door bodies, 201 honeycomb cavities, 3 rotating grooves, 4 door shafts, 5 connecting plates, 6 control cavities, 7 heat conducting plates, 8 heat conducting strips, 9 gears, 10 racks, 11 sliding cavities, 12 piston blocks, 13 push rods, 14 sealing grooves, 15 air bags, 16 communicating pipes, 17 water inlet pipes, 18 cavities, 19 water baffles, 20 memory springs, 21 water through holes, 22 grooves and 23 fine needles.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are only for illustrative purposes and are not intended to limit the scope of the present invention.
Examples
Referring to fig. 1-4, a domestic type is from starting-up formula smoke protection and fire door, includes door frame 1 and the door body 2 that refractory material made, has seted up two on the door frame 1 and has rotated groove 3, and every 3 internal rotations in groove are connected with a door-hinge 4, and fixedly connected with connecting plate 5 on every door-hinge 4, two connecting plates 5 and the door body 2 jointly with a body 2 fixed connection, a plurality of honeycomb chambeies 201 have been seted up to the body 2 inside, and the through-hole intercommunication has been seted up to every honeycomb chamber 201.
A control cavity 6 is arranged at a position of the door frame 1 right above one of the rotating grooves 3, the upper end of the door shaft 4 extends into the control cavity 6 and is coaxially and fixedly connected with a gear 9, a chute is arranged in the cavity wall at one side of the control cavity 6, a rack 10 is connected in the chute in a sliding way, one fourth of the number of teeth of the gear 9 is the number of teeth of the rack 10, two heat conduction plates 7 are embedded on the outer wall of the door frame 1 at the position of the control cavity 6, a heat conduction strip 8 is embedded in the door frame 1, two ends of the heat conduction strip 8 are respectively connected with the two heat conduction plates 7 in a contact way, a sliding cavity 11 is arranged at one side of the heat conduction strip 8 close to the control cavity 6 in the door frame 1, a piston block 12 is connected in a sealing and sliding way in the sliding cavity 11, a push rod 13 is fixedly connected with one side of the piston block 12 close to the control cavity 6, one end of the push rod 13 far away from the piston block 12 extends into the control cavity 6 through the cavity wall of the sliding cavity 11, evaporated liquid is filled at one side of the piston block 12 close to the heat conduction strip 8 in the sliding cavity 11, the evaporation liquid adopts 77 ℃ ethyl acetate solution, the 77 ℃ evaporation liquid is heated and vaporized more quickly, and the reaction is more sensitive when a fire disaster comes, so that the starting time of the fire fighting device is shortened.
An inlet pipe 17 is embedded in the door frame 1, one end of the inlet pipe 17 penetrates through the side wall of the door frame and extends into a honeycomb cavity 201 of the door body 2, the other end of the inlet pipe 17 is connected with a fire-fighting water pipe in a sealing manner, the part of the inlet pipe 17, which is positioned between the door frame and the door body, adopts a hose design without impression on the rotation opening and closing of the door body 2, a sealing groove 14 is jointly formed in the peripheral door edge of the door body 2, a circular-shaped air bag 15 is glued in the sealing groove 14, a plurality of communicating pipes 16 are formed in the door body 2 to enable the air bag 15 to be communicated with the honeycomb cavities 201 in a sealing manner, a cavity 18 is formed in the door frame 1 and communicated with the inlet pipe 17, the bottom of the cavity 18 is connected with a heat conducting strip 8, a water baffle plate 19 is connected in the cavity 18 in a sealing and sliding manner, a memory spring 20 is fixedly connected to the bottom of the water baffle plate 19, the lower end of the memory spring 20 is fixedly connected with the heat conducting strip 8, a water through hole 21 is formed in the water baffle plate 19, and under a normal state, when the water baffle 19 cuts off the water inlet pipe 17 to prevent water from passing through, the air bag 15 in the sealing groove 14 is in a concave and flat state, a groove 22 is formed in the inner frame surface of the top of the door frame 1 and corresponds to the sealing groove 14 of the door body 2, and a plurality of fine needles 23 are fixedly connected to the top of the groove 22.
In the invention, when a fire disaster does not happen, the door body 2 is used as a normal household door, and the door body 2 is hollow and supported by a honeycomb structure, so that the door body 2 is light as a whole under the condition of keeping enough strength, and the door is convenient and labor-saving to open and close, has low manufacturing cost and meets the requirement of household use.
When the door body 2 is in an open state and a fire disaster occurs indoors, the heat conducting plate 7 on the door frame 1 senses the temperature of flame and transmits the temperature to the sliding cavity 11 through the heat conducting strip 8, evaporated liquid in the sliding cavity 11 is heated and then is vaporized and expanded, the piston block 12 and the push rod 12 are pushed to slide towards the control cavity 6, the rack 10 is pushed to slide, the gear 9 rotates to drive the door body 2 to rotate and close the door frame 1, and oxygen is blocked from entering and the flame from spreading outwards.
Then, the temperature of the heat conducting strip 8 is further raised, so that the memory spring 20 in the cavity 18 deforms and extends to push the water baffle plate 19 to slide upwards, the water through hole 21 on the water baffle plate 19 moves to the joint of the water inlet pipe 17 and the cavity 18, the partition of the water inlet pipe 17 at the cavity 18 is opened, the water in the fire hose instantly rushes into the honeycomb cavity 201 of the door body 2 under the action of water pressure, the water in the door body 2 at the honeycomb cavity 201 can effectively absorb the temperature on the door panel at one side of the fire, the door body is prevented from being damaged, the fire resistance of the door body 2 is stronger, a longer fire prevention effect is provided, then the water in the honeycomb cavity 201 can enter the air bag 15 through the communicating pipes 16, the air bag 15 is reversely expanded along the notch of the sealing groove 14 after the water enters, gaps between the door frame 1 and the periphery of the door body 2 are filled, and smoke in the room is prevented from diffusing to the outside, the escape space is provided for outdoor personnel to escape safely.
After the air bag 15 and the honeycomb cavity 201 are filled with water, the air bag 15 continues to expand towards the groove 22 at the top of the door frame, the air bag 15 is punctured by the fine needle 23 after entering the groove 22, the water flows out from the punctured hole and flows along the door body 2, the water is used as a protective layer to protect the door body 2, the spreading of fire is further prevented, and more precious time is provided for firefighters to catch up to fight the fire.
Although the terms of the door frame 1, the door body 2, the honeycomb cavity 201, the rotary groove 3, the door shaft 4, the connecting plate 5, the control cavity 6, the heat conducting plate 7, the heat conducting strip 8, the gear 9, the rack 10, the sliding cavity 11, the piston block 12, the push rod 13, the sealing groove 14, the air bag 15, the communication pipe 16, the water inlet pipe 17, the cavity 18, the water baffle plate 19, the memory spring 20, the water through hole 21, the groove 22, the fine needle 23 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims (6)

1. The utility model provides a domestic type is from start-up formula smoke protection and fire door, includes door frame (1) and the door body (2) that refractory material made, its characterized in that, seted up two on door frame (1) and rotated groove (3), every it is connected with a door-hinge (4) to rotate groove (3) internal rotation, every fixedly connected with connecting plate (5), two on door-hinge (4) connecting plate (5) and the door body (2) jointly with door body (2) fixed connection, a plurality of honeycomb chambeies (201) have been seted up to door body (2) inside, every the through-hole intercommunication each other has been seted up in honeycomb chamber (201).
2. The household self-starting type smoke-proof and fire-proof door as claimed in claim 1, wherein the door frame (1) is provided with a control chamber (6) at a position right above one of the rotating grooves (3), the upper end of the door shaft (4) extends into the control chamber (6) and is coaxially and fixedly connected with a gear (9), a sliding groove is formed in the wall of one side chamber of the control chamber (6), a rack (10) is connected in the sliding groove, and the number of teeth of the rack (10) is one fourth of the number of teeth of the gear (9).
3. A home-use self-actuating smoke fire door as defined in claim 2, two heat-conducting plates (7) are embedded on the outer wall of the door frame (1) at the position of the control cavity (6), a heat conducting strip (8) is embedded in the door frame (1), two ends of the heat conducting strip (8) are respectively in contact connection with the two heat conducting plates (7), a sliding cavity (11) is arranged on one side of the heat conducting strip (8) close to the control cavity (6) in the door frame (1), a piston block (12) is connected in the sliding cavity (11) in a sealing and sliding way, a push rod (13) is fixedly connected on one side of the piston block (12) close to the control cavity (6), one end of the push rod (13) far away from the piston block (12) penetrates through the cavity wall of the sliding cavity (11) and extends into the control cavity (6), and evaporation liquid is filled in the sliding cavity (11) at one side of the piston block (12) close to the heat conducting strip (8).
4. The household self-starting type smoke-proof and fire-proof door as claimed in claim 3, wherein a water inlet pipe (17) is embedded in the door frame (1), one end of the water inlet pipe (17) penetrates through the side wall of the door frame and extends into the honeycomb cavity (201) of the door body (2), the peripheral door edges of the door body (2) are jointly provided with a sealing groove (14), a circular-shaped air bag (15) is glued in the sealing groove (14), and the door body (2) is provided with a plurality of communicating pipes (16) so that the air bag (15) is in sealed communication with the honeycomb cavities (201).
5. The household self-starting type smoke-proof and fire-proof door as claimed in claim 4, wherein a cavity (18) is formed in the door frame (1) and is communicated with the water inlet pipe (17), the bottom of the cavity (18) is connected with the heat conducting strip (8), a water baffle (19) is connected in the cavity (18) in a sliding and sealing mode, a memory spring (20) is fixedly connected to the bottom of the water baffle (19), the lower end of the memory spring (20) is fixedly connected with the heat conducting strip (8), and a water through hole (21) is formed in the water baffle (19).
6. The household self-starting type smoke-proof and fire-proof door as claimed in claim 5, wherein a groove (22) is formed on the inner frame surface of the top of the door frame (1) and corresponds to the sealing groove (14) of the door body (2), and a plurality of fine needles (23) are fixedly connected to the top of the groove (22).
CN202111041461.XA 2021-09-07 2021-09-07 Household self-starting smoke-proof fireproof door Withdrawn CN113756692A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111041461.XA CN113756692A (en) 2021-09-07 2021-09-07 Household self-starting smoke-proof fireproof door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111041461.XA CN113756692A (en) 2021-09-07 2021-09-07 Household self-starting smoke-proof fireproof door

Publications (1)

Publication Number Publication Date
CN113756692A true CN113756692A (en) 2021-12-07

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ID=78793274

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111041461.XA Withdrawn CN113756692A (en) 2021-09-07 2021-09-07 Household self-starting smoke-proof fireproof door

Country Status (1)

Country Link
CN (1) CN113756692A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113464008A (en) * 2021-05-17 2021-10-01 黄雄伟 Pneumatic type surely blocks cigarette type safety fire door

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113464008A (en) * 2021-05-17 2021-10-01 黄雄伟 Pneumatic type surely blocks cigarette type safety fire door

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Application publication date: 20211207

WW01 Invention patent application withdrawn after publication