CN214659787U - Prevent fire door that protective strength is high - Google Patents

Abstract

The utility model discloses a prevent fire door that intensity is high relates to and prevents fire door technical field, including the frame, the door closer is all installed to the surface both sides of frame, and the internally mounted of frame has two guard gate main parts, and door handle, sideboard and magnet are installed respectively to surface one side of guard gate main part, and the back of sideboard is connected with the sealed piece of second, and installs magnet on one side of the back of sideboard, and the surface opposite side of guard gate main part is connected with the fixed plate, and the inside of fixed plate is provided with first sealed piece. The utility model discloses an observation window, adjustment disk, first gear, second gear, threaded rod, guard plate and baffle are at first smashed the guard plate, and rethread rotation adjustment disk makes the axis of rotation rotatory, and the axis of rotation is rotatory to be made the second gear revolve, makes the threaded rod rotate through two gear engagement, makes things convenient for the baffle to open and be closed, makes things convenient for the first-aid staff to see through the observation window when opening and looks over the condition of preventing fires outdoors, increases the fire behavior during closure, makes things convenient for the fire-fighting staff to observe the condition.

Description

Prevent fire door that protective strength is high

Technical Field

The utility model relates to a prevent fire door technical field, specifically be a prevent fire door that protective strength is high.

Background

A fire door is a door that can meet the requirements of fire stability, integrity and thermal insulation within a certain period of time. It is a fire-proof partition with certain fire resistance, which is arranged in fire-proof subareas, evacuation staircases, vertical shafts and the like. The fireproof door has the functions of a common door, has the functions of preventing the fire from spreading and the smoke from diffusing, and can prevent the fire from spreading within a certain time to ensure the evacuation of people.

Present prevent fire door, most simple structure, the inconvenient circumstances behind the observation fire door of personnel of putting out a fire when getting on a fire, lead to the personnel of putting out a fire to judge the error condition sometimes, influence the fire fighting efficiency, seriously can lead to the personnel's life of putting out a fire to receive safety, and present prevent fire door, most crack department openings are great, in smog passed fire door entering escape way easily, a large amount of carbon monoxide got into escape way and easily influences the healthy of personnel of fleing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve inconvenient rescue personnel and observe the scene of a fire condition and prevent the relatively poor problem of fire door leakproofness, provide a prevent fire door that protection intensity is high.

In order to achieve the above object, the utility model provides a following technical scheme: a fireproof door with high protection strength comprises a frame, door closers are mounted on two sides of the outer surface of the frame, two protective door bodies are mounted inside the frame, a door handle, a baffle plate and a magnet are mounted on one side of the outer surface of each protective door body respectively, a second sealing block is connected to the back of the baffle plate, the magnet is mounted on one side of the back of the baffle plate, a fixing plate is connected to the other side of the outer surface of each protective door body, a first sealing block is arranged inside the fixing plate, one side of the first sealing block extends to one side of the outer surface of the frame, an observation window and a protection plate are mounted on the outer surface of each protective door body respectively, a rotating shaft is mounted on one side of the inside of each protective door body, an adjusting plate is connected to one side of the rotating shaft, a second gear is sleeved outside the rotating shaft, a threaded rod and a baffle are mounted inside each protective door body respectively, the threaded rod is sleeved with a threaded sleeve and a first gear respectively, the bottom of the baffle is connected with the threaded sleeve, and ventilation openings are formed in two sides of the back of the frame.

Preferably, the threads on two sides of the outer surface of the threaded rod are arranged oppositely, the baffle plates and the threaded sleeves are arranged in a set of four, and the baffle plates and the threaded sleeves are arranged in the two protective door main bodies respectively.

Preferably, the fixing plate is L-shaped, and the first sealing block is detachably connected with the fixing plate.

Preferably, four baffles are all connected with the protective door main body in a sliding mode through threaded rods and threaded sleeves.

Preferably, the first sealing block and the second sealing block are both made of rubber materials, and the second sealing block is tightly connected with the two protective door main bodies respectively.

Preferably, both of the ventilation openings are L-shaped.

Preferably, the inside of observation window is provided with two glass boards, just the observation window adopts ya keli material to make and forms.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an observation window, adjusting disk, first gear, second gear, threaded rod, guard plate and baffle, smash the guard plate at first, and rethread rotatory adjusting disk makes the axis of rotation rotatory, and the axis of rotation is rotatory to make the second gear rotate, makes the threaded rod rotate through two gear engagement, makes things convenient for the baffle to open and close, makes things convenient for the first-aid staff to see through the observation window when opening and prevents that the fire door is outer the condition, increases the fire proofness when closing, makes things convenient for the first-aid staff to observe the condition;

2. the utility model discloses a fixed plate, first sealed piece, the sealed piece of second, the sideboard, magnet and vent, because the vent is bigger than the crack gap, make crack internal gas pressure increase, and escape way one side crack is provided with first sealed piece, it gets into the entering that reduces toxic gas through the vent to reduce toxic gas, accessible fixed plate is changed first sealed piece simultaneously, the crack is through the sealed piece cooperation sideboard of second and use, it gets into to reduce toxic gas, later prevent the fire door closure through magnet, leave the clearance when preventing the fire door closure, it passes and prevents the fire door entering escape way to reduce toxic gas.

Drawings

FIG. 1 is a schematic view of the frame structure of the present invention;

FIG. 2 is a schematic view of the frame of the present invention;

FIG. 3 is a schematic view of the baffle structure of the present invention;

fig. 4 is an enlarged view of the structure at a in fig. 2 according to the present invention.

In the figure: 1. a frame; 2. a protective door main body; 3. a door handle; 4. an adjusting disk; 5. a door closer; 6. an observation window; 7. a fixing plate; 8. a first seal block; 9. a first gear; 10. a threaded rod; 11. a baffle plate; 12. a vent; 13. a rotating shaft; 14. a second gear; 15. a threaded sleeve; 16. a sideboard; 17. a second seal block; 18. a magnet; 19. and (4) a protective plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

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

Referring to fig. 1-4, a fire door with high protection strength includes a frame 1, a protective door main body 2, a door handle 3, an adjusting plate 4, a door closer 5, an observation window 6, a fixing plate 7, a first sealing block 8, a first gear 9, a threaded rod 10, a baffle plate 11, a ventilation opening 12, a rotating shaft 13, a second gear 14, a threaded sleeve 15, a baffle plate 16, a second sealing block 17, a magnet 18 and a protection plate 19, wherein the door closer 5 is installed on both sides of the outer surface of the frame 1, the two protective door main bodies 2 are installed inside the frame 1, the door handle 3, the baffle plate 16 and the magnet 18 are respectively installed on one side of the outer surface of each protective door main body 2, the second sealing block 17 is connected to the back of the baffle plate 16, the magnet 18 is installed on one side of the back of the baffle plate 16, the fixing plate 7 is connected to the other side of the outer surface of the protective door main body 2, the first sealing block 8 is installed inside the fixing plate 7, one side of the first sealing block 8 extends to one side of the outer surface of the frame 1, the outer surface of the protective door main body 2 is respectively provided with an observation window 6 and a protective plate 19, one side of the inside of the protective door main body 2 is provided with a rotating shaft 13, one side of the rotating shaft 13 is connected with an adjusting disc 4, the outside of the rotating shaft 13 is sleeved with a second gear 14, the inside of the protective door main body 2 is respectively provided with a threaded rod 10 and a baffle 11, the outside of the threaded rod 10 is respectively sleeved with a threaded sleeve 15 and a first gear 9, and the bottom of the baffle 11 is connected with a threaded sleeve 15, two sides of the back of the frame 1 are provided with ventilation openings 12, the adjusting disc 4 drives a second gear 14 to rotate through a rotating shaft 13, the first gear 9 is rotated by the meshing of the two gears, the first gear 9 drives the threaded rod 10 to rotate, since the threads of the two ends of the threaded rod 10 are opposite, the threaded rod 10 drives the two baffles 11 to move in opposite directions through the threaded sleeve 15.

Please refer to fig. 2-3, the two threads on the outer surface of the threaded rod 10 are opposite, and the four baffles 11 and the threaded sleeves 15 are respectively arranged, two baffles are a group, two groups of baffles 11 and threaded sleeves 15 are respectively arranged inside the two protective door bodies 2, the adjusting disk 4 drives the second gear 14 to rotate through the rotating shaft 13, the first gear 9 rotates through the meshing of the two gears, the first gear 9 drives the threaded rod 10 to rotate, and the threaded rod 10 drives the two baffles 11 to move in opposite directions through the threaded sleeves 15 because the threads on the two ends of the threaded rod 10 are opposite.

Please refer to fig. 1-2, the fixing plate 7 is "L" shaped, and the first sealing block 8 is detachably connected to the fixing plate 7, so that the worker can replace the first sealing block 8 through the fixing plate 7.

Please refer to fig. 2-3, the four baffles 11 are slidably connected to the protective door body 1 through the threaded rods 10 and the threaded sleeves 15, the adjusting plate 4 drives the second gear 14 to rotate through the rotating shaft 13, the first gear 9 rotates through the engagement of the two gears, the first gear 9 drives the threaded rods 10 to rotate, and the threaded rods 10 drive the two baffles 11 to move in opposite directions through the threaded sleeves 15 because the threads at the two ends of the threaded rods 10 are opposite.

Please refer to fig. 2 and 4, the first sealing block 8 and the second sealing block 17 are made of rubber material, the second sealing block 17 is tightly connected to the two protective door bodies 2, and the door gap is used by matching the second sealing block 17 with the baffle 16, so as to reduce the entry of toxic gas.

Please refer to fig. 2, the two ventilation openings 12 are both in an "L" shape, the ventilation openings 12 are larger than the door gap, so that the air pressure in the door gap is increased, and the first sealing block 8 is arranged at the door gap at one side of the escape passage, so that the toxic gas is reduced, and most of the toxic gas is discharged back to the fire area.

Please refer to fig. 2, two glass plates are disposed inside the observation window 6, the observation window 6 is made of acrylic material, and the threaded rod 10 drives the two baffle plates 11 to move in opposite directions through the threaded sleeve 15, so that the rescuers can look through the observation window 6 to look at the situation outside the fire door.

The working principle is as follows: firstly, when a fire disaster occurs, the ventilation opening 12 is larger than the gap of the door gap, so that the air pressure in the door gap is increased, the first sealing block 8 is arranged at the door gap at one side of the escape passage to reduce the entrance of toxic gas, most of the toxic gas is discharged back to the fire disaster area, so that the entrance of the toxic gas is reduced by the ventilation opening 12, then the entrance of the toxic gas is reduced again by the first sealing block 8, a worker replaces the first sealing block 8 through the fixing plate 7, the door gap is matched with the baffle plate 16 through the second sealing block 17 to reduce the entrance of the toxic gas, then the fire door is closed through the magnet 18, a gap is prevented from being left when the fire door is closed, the toxic gas is reduced to pass through the fire door to enter the escape passage, after the rescuer arrives, the rescuer smashes the protection plate 19, then the adjusting plate 4 is rotated, the adjusting plate 4 drives the second gear 14 to rotate through the rotating shaft 13, and the first gear 9 is rotated through the meshing of the two gears, first gear 9 drives threaded rod 10 rotatory, because threaded rod 10 both ends screw thread is opposite, threaded rod 10 passes through two baffles 11 of the 15 drive of thread bush and removes to opposite direction, makes the permeable observation window 6 of rescue workers look over the condition outside the fire door, and baffle 11 prevents that when observation window 6 damaged, flame gets into in the passway for escaping through the breach.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides a prevent fire door that protective strength is high, includes frame (1), its characterized in that: the door closer (5) is installed on two sides of the outer surface of the frame (1), two protective door main bodies (2) are installed inside the frame (1), a door handle (3), a baffle plate (16) and a magnet (18) are installed on one side of the outer surface of each protective door main body (2) respectively, a second sealing block (17) is connected to the back of each baffle plate (16), the magnet (18) is installed on one side of the back of each baffle plate (16), a fixing plate (7) is connected to the other side of the outer surface of each protective door main body (2), a first sealing block (8) is arranged inside each fixing plate (7), one side of each first sealing block (8) extends to one side of the outer surface of the frame (1), an observation window (6) and a protection plate (19) are installed on the outer surface of each protective door main body (2), and a rotating shaft (13) is installed on one side of the inside each protective door main body (2), one side of rotation axis (13) is connected with adjustment disk (4), second gear (14) have been cup jointed to the outside of rotation axis (13), threaded rod (10) and baffle (11) are installed respectively to the inside of guard gate main part (2), threaded rod (10) outside has been cup jointed threaded sleeve (15) and first gear (9) respectively, just the bottom of baffle (11) is connected with threaded sleeve (15), vent (12) have been seted up to the back both sides of frame (1).

2. The fire door of claim 1, further comprising: the outer surface both sides screw thread of threaded rod (10) sets up oppositely, just baffle (11) and thread bush (15) all are provided with four, and two are a set of, and are two sets of baffle (11) and thread bush (15) set up respectively in the inside of two guard gate main parts (2).

3. The fire door of claim 1, further comprising: the fixing plate (7) is L-shaped, and the first sealing block (8) is detachably connected with the fixing plate (7).

4. The fire door of claim 1, further comprising: and the four baffles (11) are connected with the protective door main body (2) in a sliding manner through threaded rods (10) and threaded sleeves (15).

5. The fire door of claim 1, further comprising: the first sealing block (8) and the second sealing block (17) are made of rubber materials, and the second sealing block (17) is tightly connected with the two protective door main bodies (2) respectively.

6. The fire door of claim 1, further comprising: the two air vents (12) are L-shaped.

7. The fire door of claim 1, further comprising: the inside of observation window (6) is provided with two glass boards, just observation window (6) adopt the preparation of ya keli material to form.

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