CN218542041U

CN218542041U - High-flame-retardant wooden fireproof door

Info

Publication number: CN218542041U
Application number: CN202222296550.5U
Authority: CN
Inventors: 章国涛; 张生荣
Original assignee: Shanghai Jingchun Door Industry Co ltd
Current assignee: Shanghai Jingchun Door Industry Co ltd
Priority date: 2022-08-30
Filing date: 2022-08-30
Publication date: 2023-02-28
Anticipated expiration: 2032-08-30

Abstract

The utility model discloses a high fire-retardant wooden fire door, including preventing fire door, prevent fire door includes inner panel and PLASTIC LAMINATED, both ends installation PLASTIC LAMINATED around the inner panel, the fire door rear end sets up fire prevention strip one, and fire prevention strip one is a character of \ 21274, prevent fire door front and back both ends upper portion installation smoke alarm, prevent fire door lower extreme symmetry and set up and hide the groove, hide the groove and lean on interior one end symmetry to set up the spacing groove, hide the inslot and set up a plurality of threaded rod, and the threaded rod upper end is rotated to connect and is hidden inslot top, threaded rod surface mounting bevel gear one, hide the inslot and transversely set up a plurality of transfer line, transfer line both ends installation bevel gear two. The utility model discloses a fire prevention strip one supports the door frame to in preventing that smog from getting into the room from preventing fire door side, detect smog and send out the police dispatch newspaper through smoke alarm, the motor drives the movable plate and descends simultaneously, and two descendants of fire prevention strip support ground, prevent that smog from getting into the room below preventing fire door in, guarantee the inside personal safety in room.

Description

High-flame-retardant wooden fireproof door

Technical Field

The utility model relates to a prevent fire door field, concretely relates to high fire-retardant wooden fire door.

Background

The fireproof wooden door is a door with certain fire resistance, which is formed by manufacturing a door frame and a door plate by using wooden materials and matching fireproof hardware fittings. Door leaves among the wooden fire door are wooden frame construction, two sides and periphery all wrap up light fire prevention dalle, when on fire, conflagration smog is the leading cause casualties, because the harmful component of smog or the oxygen deficiency make the people directly be poisoned or suffocate the death, smog can get into in the room through the gap of door, set up the fire prevention strip between present fire door and the door frame and stop smog, but prevent the fire door in order to normally switch, prevent that the bottom and the room ground of fire door have a bit clearance in addition, smog can get into indoorly through the clearance, threaten personnel's safety. Accordingly, those skilled in the art have provided a high fire-retardant wooden fire door to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a high-flame-retardant wooden fireproof door, which comprises a fireproof door, wherein the fireproof door comprises an inner plate and fireproof plates, the fireproof plates are arranged at the front end and the rear end of the inner plate, a first fireproof strip is arranged at the rear end of the fireproof door, the first fireproof strip is in a shape like a character '21274', smoke alarms are arranged at the upper parts of the front end and the rear end of the fireproof door, hidden grooves are symmetrically formed at the lower end of the fireproof door, limiting grooves are symmetrically formed at one end of the hidden grooves close to the inner part, a plurality of threaded rods are arranged in the hidden grooves, and the upper ends of the threaded rods are rotatably connected with the top parts in the hidden grooves;

the outer surface of the threaded rod is provided with a first bevel gear, a plurality of transmission rods are transversely arranged in the hidden groove, two ends of each transmission rod are provided with a second bevel gear which is meshed with the first bevel gear, a movable plate is arranged in the hidden groove and is in sliding connection with the inner wall of the hidden groove, the lower end of the movable plate is provided with a second fireproof strip, the upper end of the movable plate is provided with a plurality of thread grooves, the thread grooves correspond to the positions of the threaded rod, the thread grooves are in threaded connection with the threaded rod, sliding blocks are symmetrically arranged at one end, close to the inner side, of the movable plate, and the sliding blocks are located in the limiting grooves;

the outer surface of the middle threaded rod is provided with a third bevel gear, the third bevel gear is positioned above the first bevel gear, a cavity is arranged between the two hidden grooves, a motor is arranged in the cavity, the upper end of the motor is provided with a fourth bevel gear, the front end and the rear end of the cavity are symmetrically provided with rotating rods, the rotating rods penetrate through one side of the hidden grooves, the two ends of each rotating rod are provided with fifth bevel gears, the fifth bevel gears close to the inner ends are meshed with the fourth bevel gears, and the fifth bevel gears close to the outer ends are meshed with the third bevel gears.

Preferably: and a door lock is arranged in the fireproof door.

Preferably: the controller is arranged inside the fireproof door.

Preferably: the bearing is sleeved on the outer surface of the transmission rod.

Preferably, the following components: the outer surface of the bearing is provided with a connecting rod, and the connecting rod is fixedly connected with the hidden top in the groove.

Preferably, the following components: the shock pad is installed to the motor lower extreme, and shock pad fixed connection cavity.

The utility model discloses a technological effect and advantage:

the utility model discloses a PLASTIC LAMINATED makes prevents that fire door can not be lighted, supports the door frame through fire prevention strip one to prevent that smog from getting into the room from preventing that fire door side, detect smog through smoke alarm and send out the police dispatch newspaper, the motor drives the threaded rod and rotates in the same direction simultaneously, threaded rod and thread groove threaded connection make two movable plates descend simultaneously, two descends of fire prevention strip support ground, prevent that smog from getting into the room below preventing fire door in, guarantee the inside personnel's safety in room.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

figure 2 is a schematic diagram of a fire rated door of the present application;

FIG. 3 is a schematic view of the hidden slot of the present application;

FIG. 4 is a schematic view of the construction of the restraint slot of the present application;

FIG. 5 is a schematic view of the structure of the chamber of the present application;

in the figure: 1. a fire door; 111. an inner plate; 112. a fire-proof plate; 11. hiding the groove; 12. a limiting groove; 13. a cavity; 14. a door lock; 2. a smoke alarm; 3. a first fireproof strip; 4. a threaded rod; 41. a first bevel gear; 42. a third bevel gear; 5. a transmission rod; 51. a second bevel gear; 52. a bearing; 6. moving the plate; 61. a thread groove; 62. a second fireproof strip; 63. a slider; 7. a motor; 71. a fourth bevel gear; 8. rotating the rod; 81. and a fifth bevel gear.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Referring to fig. 1 to 5, in the present embodiment, a high flame-retardant wooden fire door is provided, which includes a fire door 1, the fire door 1 includes an inner plate 111 and a fire-proof plate 112, the fire-proof plate 112 is installed at the front and rear ends of the inner plate 111, a door lock 14 is installed in the fire door 1, a fire-proof strip 3 is installed at the rear end of the fire door 1, the fire-proof strip 3 is shaped like a Chinese character ' \ ' 21274 ', smoke alarms 2 are installed at the upper portions of the front and rear ends of the fire door 1, a controller is installed inside the fire door 1, a hidden groove 11 is symmetrically formed at the lower end of the fire door 1, a limiting groove 12 is symmetrically formed at one end of the hidden groove 11 close to the inside, a plurality of threaded rods 4 are installed in the hidden groove 11, the upper ends of the threaded rods 4 are rotatably connected to the top of the hidden groove 11, a bevel gear one 41 is installed on the outer surface of the threaded rods 4, a plurality of transmission rods 5 are transversely installed at two ends of bevel gears 51, and are engaged with the bevel gear one bevel gear 41, the bearing 52 is sleeved on the outer surface of the transmission rod 5, the connecting rod is installed on the outer surface of the bearing 52 and fixedly connected with the top in the hidden groove 11, the moving plate 6 is arranged in the hidden groove 11, the inner walls of the moving plate 6 and the hidden groove 11 are slidably connected, the second fireproof strip 62 is installed at the lower end of the moving plate 6, the upper end of the moving plate 6 is provided with a plurality of thread grooves 61, the thread grooves 61 correspond to the positions of the threaded rods 4, the thread grooves 61 are in threaded connection with the threaded rods 4, the sliding blocks 63 are symmetrically installed at one end, close to the inner side, of the moving plate 6 and are positioned in the limiting groove 12, the third bevel gear 42 is installed on the outer surface of the middle threaded rod 4 and is positioned above the first bevel gear 41, the cavity 13 is arranged between the two hidden grooves 11, the motor 7 is arranged in the cavity 13, the shock absorption pad is installed at the lower end of the motor 7 and is fixedly connected with the cavity 13, the fourth bevel gear 71 is installed at the upper end of the motor 7, and the rotating rods 8 are symmetrically arranged at the front end and the back end of the cavity 13, and the rotating rod 8 passes through one side of the hidden groove 11, the bevel gear five 81 is arranged at the two ends of the rotating rod 8, the bevel gear five 81 at the end close to the inner part is meshed with the bevel gear four 71, and the bevel gear five 81 at the end close to the outer part is meshed with the bevel gear three 42.

The utility model discloses a theory of operation is: when a fire breaks out, the fireproof door 1 cannot be ignited through the fireproof plate 112, the first fireproof strip 3 abuts against a door frame, smoke is prevented from entering a room from the side face of the fireproof door 1, the smoke alarm 2 detects the smoke and gives an alarm, the smoke alarm 2 sends a signal to the controller, the controller controls the motor 7 to work, the motor 7 drives the middle threaded rod 4 to rotate through the fourth bevel gear 71, the rotating rod 8, the fifth bevel gear 81 and the third bevel gear 42, the middle threaded rod 4 drives other threaded rods 4 to rotate in the same direction through the first bevel gear 41, the transmission rod 5 and the second bevel gear 51, the threaded rods 4 are in threaded connection with the threaded grooves 61, the two movable plates 6 descend simultaneously, the second fireproof strip 62 abuts against the descending ground, smoke is prevented from entering the room from the lower face of the fireproof door 1, and safety of personnel in the room is guaranteed.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present disclosure, all other embodiments obtained by a person of ordinary skill in the art and related fields without creative efforts shall fall within the protection scope of the present disclosure. Structures, devices and methods of operation not specifically described or illustrated in the present application are not specifically illustrated or described, but are generally practiced in the art without limitation.

Claims

1. A high-flame-retardance wooden fire door comprises a fire door (1) and is characterized in that the fire door (1) comprises an inner plate (111) and fire plates (112), the fire plates (112) are mounted at the front end and the rear end of the inner plate (111), a first fire strip (3) is arranged at the rear end of the fire door (1), the first fire strip (3) is in a shape of a lambdoidal 212747, smoke alarms (2) are mounted on the upper portions of the front end and the rear end of the fire door (1), hidden grooves (11) are symmetrically formed in the lower end of the fire door (1), limiting grooves (12) are symmetrically formed in the positions, close to the inner ends, of the hidden grooves (11), a plurality of threaded rods (4) are arranged in the hidden grooves (11), and the upper ends of the threaded rods (4) are rotatably connected with the inner top of the hidden grooves (11);

the outer surface of the threaded rod (4) is provided with a first bevel gear (41), a plurality of transmission rods (5) are transversely arranged in the hidden groove (11), two ends of each transmission rod (5) are provided with a second bevel gear (51), the second bevel gears (51) are meshed with the first bevel gears (41), a movable plate (6) is arranged in the hidden groove (11), the movable plate (6) is in sliding connection with the inner wall of the hidden groove (11), the lower end of the movable plate (6) is provided with a second fireproof strip (62), the upper end of the movable plate (6) is provided with a plurality of thread grooves (61), the thread grooves (61) correspond to the positions of the threaded rod (4), the thread grooves (61) are in threaded connection with the threaded rod (4), the movable plate (6) is provided with symmetrically-arranged sliding blocks (63) close to the inner end, and the sliding blocks (63) are positioned in the limiting grooves (12);

the outer surface of one middle threaded rod (4) is provided with a third bevel gear (42), the third bevel gear (42) is positioned above the first bevel gear (41), a cavity (13) is arranged between two hidden grooves (11), a motor (7) is arranged in the cavity (13), the upper end of the motor (7) is provided with a fourth bevel gear (71), the front end and the rear end of the cavity (13) are symmetrically provided with rotating rods (8), the rotating rods (8) penetrate through one side of the hidden grooves (11), the two ends of each rotating rod (8) are provided with a fifth bevel gear (81), the fifth bevel gear (81) close to the inner end is meshed with the fourth bevel gear (71), and the fifth bevel gear (81) close to the outer end is meshed with the third bevel gear (42).

2. A fire door of high flame retardancy wooden fire door according to claim 1, characterized in that a door lock (14) is provided in the fire door (1).

3. The fire door of claim 1, characterized in that a controller is arranged inside the fire door (1).

4. The fire door as claimed in claim 1, wherein said driving rod (5) is externally fitted with a bearing (52).

5. The fire door as claimed in claim 4, wherein said bearing (52) is externally fitted with a connecting rod, and said connecting rod is fixedly connected to the inner top of said hidden groove (11).

6. The fire door of claim 1, characterized in that a shock pad is mounted at the lower end of the motor (7) and is fixedly connected with the cavity (13).