CN217269841U

CN217269841U - Metal product fireproof door with good smoke insulation performance

Info

Publication number: CN217269841U
Application number: CN202220443627.4U
Authority: CN
Inventors: 姜洋; 张军; 张有; 郎红军; 张顺; 姜建海
Original assignee: Harbin Xinzhuo Rolls Doors And Windows Manufacturing Co Ltd
Current assignee: Harbin Xinzhuo Rolls Doors And Windows Manufacturing Co Ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-08-23
Anticipated expiration: 2032-03-01

Abstract

The utility model discloses a separate fire door is prevented to metal product that smoke performance is good, relate to and prevent fire door technical field, the utility model discloses a door frame, the inboard of door frame is installed and is prevented fire door main part, edge board in the inboard rear end face fixedly connected with of door frame, the inboard of interior edge board is connected with the rear end face of preventing fire door main part through auto-lock subassembly, the door frame of telling and prevent being connected with between the fire door main part and separate the cigarette subassembly, the auto-lock subassembly includes roating seat, connecting rod, adapter sleeve and pull rod, separates the cigarette subassembly and includes cubic expansion seal circle, vertical expansion seal circle and elastic sealing strip. The utility model relates to a fire door is prevented to metalwork that separates cigarette performance is good makes to prevent that fire door main part possesses good cigarette performance that separates, avoids the diffusion of flue gas, avoids the flue gas to influence that personnel are healthy, and personnel withdraw the back and close by oneself and prevent fire door main part, avoids the diffusion of flue gas, has improved personnel's healthy environment, makes things convenient for personnel to flee, has improved the practicality of preventing fire door, convenient to popularize and use.

Description

Metal product fireproof door with good smoke insulation performance

Technical Field

The utility model relates to a prevent fire door technical field, in particular to separate fire door is prevented to metal product that cigarette performance is good.

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, also has the functions of preventing fire from spreading and smoke from diffusing, can prevent the fire from spreading within a certain time, and ensures personnel to be evacuated. The fire door is an important component in fire-fighting equipment and is an important part in social fire prevention, and a door closer of the fire door or a door closing device (except for a special part, such as a pipeline well door and the like) for automatically closing a door leaf of a normally open fire door can be arranged on the fire door. That is, except for some special parts, such as the pipe well door, which do not need to be provided with a door closer, other parts are all provided with a door closer for the fireproof door

On the existing market, the existing fireproof door can play certain fireproof effect when a fire disaster occurs, but can not prevent the smoke from diffusing from the joint and the gap, seriously influences the health of personnel, reduces the escape rate, does not have a self-locking structure, can not be closed by oneself after the door body is pulled open, enables the smoke to spread through the door body, and therefore, the metal product fireproof door with good smoke separation performance is necessary to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a fire door is prevented to metal product that separates cigarette performance is good can effectively solve and can not prevent the flue gas from the junction and gap diffusion in the background art, has seriously influenced personnel's healthy, has reduced the speed of fleing, and does not have self-locking structure, can not close by oneself after the door body pulls open, makes the flue gas can see through the problem that the door body stretchs.

In order to achieve the above purpose, the utility model adopts the technical proposal that: a metal product fireproof door with good smoke isolation performance comprises a door outer frame, wherein a fireproof door main body is installed on the inner side of the door outer frame, an inner edge plate is fixedly connected to the rear end face of the inner side of the door outer frame, the inner side of the inner edge plate is connected with the rear end face of the fireproof door main body through a self-locking assembly, and a smoke isolation assembly is connected between the door outer frame and the fireproof door main body;

the self-locking assembly comprises a rotating seat, a connecting rod, a connecting sleeve and a pull rod, wherein the inner side wall of the inner edge plate is fixedly connected with the rotating seat, the rotating seat is fixedly connected with one side of the connecting sleeve through the connecting rod, and one side of the connecting sleeve is movably connected with the pull rod;

the smoke isolating assembly comprises a square expansion sealing ring, a vertical expansion sealing ring and an elastic sealing strip, the square expansion sealing ring is arranged between the inner side wall of the door outer frame and the fireproof door main body, the opening and closing position of the fireproof door main body is connected with the vertical expansion sealing ring, and the front end face of the inner edge plate is fixedly connected with the elastic sealing strip.

Preferably, the inside of roating seat is to rotate with the one end of connecting rod and is connected, the pull rod is the structure of buckling, the one end fixedly connected with of pull rod pastes the dish, paste dish and prevent the rear end face fixed connection of fire door main part.

Preferably, the self-locking assembly further comprises a limiting plate and a rigid spring, the other end of the pull rod is fixedly connected with one side of the limiting plate, and the other side of the limiting plate is connected with the inside of the connecting sleeve through the rigid spring.

Preferably, prevent that the fire door main part is the double open door body, prevent that the preceding terminal surface of fire door main part is equipped with the observation window, prevent that the preceding terminal surface edge center department of fire door main part has the handle through hinge joint.

Preferably, the self-locking assemblies are four groups, each four groups of self-locking assemblies are symmetrically distributed on two sides of the main body of the fireproof door in pairs, and each two self-locking assemblies are arranged in a one-to-one correspondence manner.

Preferably, the number of the vertical expansion sealing rings is two, the two vertical expansion sealing rings are both bonded to the two fireproof door main bodies, and the vertical expansion sealing rings are NBR (nitrile butadiene rubber) sealing rings.

Preferably, the cross section of the elastic sealing strip is of a rectangular structure, the elastic sealing strip is in close contact with the rear end face of the fireproof door main body, and the elastic sealing strip is a thermoplastic ethylene propylene diene monomer rubber sealing strip.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up the auto-lock subassembly, when the conflagration breaing out, personnel flee through preventing fire door main part by pulling open, personnel pull open through the handle when preventing fire door main part, it is tensile with the inside rigid spring of adapter sleeve through the pull rod, and through the setting of roating seat and connecting rod, can make the pull rod follow and prevent fire door main part and rotate, personnel withdraw the back, the tensile state of rigid spring resumes down, with the pull rod toward the inside pulling of adapter sleeve, and through connecting rod and roating seat reconversion, thereby will prevent fire door main part through the pull rod and close, can play personnel withdraw the back and close by oneself and prevent fire door main part, avoid the diffusion of flue gas, personnel's healthy environment has been improved, make things convenient for personnel to flee.

2. The utility model discloses in, through the cigarette subassembly that separates that sets up, setting through the four directions expansion seal circle that sets up, to prevent that the connecting gap department of fire door main part AND gate frame is closely sealed, and adopt inflation formula sealing washer, can all play good sealedly under the state of opening and shutting of fire door main part, make the flue gas must spread, setting through vertical expansion seal circle, can make zonulae occludens between the fire door main part after preventing the fire door main part and closing, and pass through the elastic sealing strip, the elastic sealing strip adopts thermoplasticity EPT rubber sealing strip, the stretching strength is big, can make prevent that the fire door main part closes in-process reduction vibrations and good sealed, make and prevent that the fire door main part possesses good cigarette performance that separates, avoid the diffusion of flue gas, avoid the flue gas to influence personnel healthy.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of a metal product fireproof door with good smoke-barrier property;

FIG. 2 is a schematic view of a three-dimensional structure of a door frame of a metal product fireproof door with good smoke-barrier property;

FIG. 3 is a schematic view of a rear-view internal-sectional structure of the metal product fireproof door with good smoke-barrier property;

fig. 4 is the enlarged schematic structural view of a position a in fig. 3 of the metal product fireproof door with good smoke insulation performance of the utility model.

In the figure: 1. a door outer frame; 2. a fire door main body; 3. an inner edge plate; 4. a rotating base; 5. a connecting rod; 6. connecting a sleeve; 7. a pull rod; 8. sticking a plate; 9. a limiting plate; 10. a rigid spring; 11. a square expansion sealing ring; 12. a vertical expansion seal ring; 13. an elastic sealing strip; 14. an observation window; 15. a handle.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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.

Referring to fig. 1-4, the utility model relates to a metal product fireproof door with good smoke isolation performance, which comprises a door frame 1, a fireproof door main body 2 is arranged at the inner side of the door frame 1, an inner edge plate 3 is fixedly connected with the inner rear end surface of the door frame 1, the inner side of the inner edge plate 3 is connected with the rear end surface of the fireproof door main body 2 through a self-locking component, and a smoke isolation component is connected between the door frame 1 and the fireproof door main body 2;

the self-locking assembly comprises a rotating seat 4, a connecting rod 5, a connecting sleeve 6 and a pull rod 7, wherein the inner side wall of the inner edge plate 3 is fixedly connected with the rotating seat 4, the rotating seat 4 is fixedly connected with one side of the connecting sleeve 6 through the connecting rod 5, and one side of the connecting sleeve 6 is movably connected with the pull rod 7;

separate the cigarette subassembly and include cubic expansion seal 11, vertical expansion seal 12 and elastic sealing strip 13, the inside wall of door frame 1 with prevent being provided with cubic expansion seal 11 between the door main part 2, prevent that the department of opening and shutting of door main part 2 is connected with vertical expansion seal 12, the preceding terminal surface fixed connection elastic sealing strip 13 of inward flange board 3.

The inside of roating seat 4 is to rotate with the one end of connecting rod 5 and is connected, and pull rod 7 is the structure of buckling, and the one end fixedly connected with of pull rod 7 pastes the dish 8, pastes dish 8 and prevents the rear end face fixed connection of fire door main part 2, and the pull rod 7 of the structure of buckling is fixed with preventing fire door main part 2 through pasting the dish 8, is convenient for prevent opening and shutting of fire door main part 2.

The self-locking assembly further comprises a limiting plate 9 and a rigid spring 10, the other end of the pull rod 7 is fixedly connected with one side of the limiting plate 9, and the other side of the limiting plate 9 is connected with the inside of the connecting sleeve 6 through the rigid spring 10.

Prevent that fire door main part 2 is the double open type door body, prevents that the preceding terminal surface of fire door main part 2 is equipped with observation window 14, prevents that the preceding terminal surface edge center department of fire door main part 2 has handle 15 through hinge joint, sees through the particular case that observation window 14 can observe the intensity of a fire to in the action of rationally quick fire fighting.

The four self-locking assemblies are symmetrically distributed on two sides of the fireproof door main body 2 in pairs, the four self-locking assemblies are arranged in a one-to-one correspondence mode, and the four self-locking assemblies facilitate the double-opening type fireproof door main body 2 to be closed automatically.

The quantity of vertical expansion sealing washer 12 has two, and two vertical expansion sealing washers 12 all glue on two prevent fire door main parts 2, and vertical expansion sealing washer 12 is NBR nitrile rubber sealing washer.

The cross section of the elastic sealing strip 13 is of a rectangular structure, the elastic sealing strip 13 is in close contact with the rear end face of the fireproof door main body 2, and the elastic sealing strip 13 is a thermoplastic ethylene propylene diene monomer rubber sealing strip.

The utility model discloses a theory of operation does: when a fire disaster occurs, a person escapes by pulling the fireproof door main body 2, when the person pulls the fireproof door main body 2 by the handle 15, the rigid spring 10 in the connecting sleeve 6 is stretched by the pull rod 7, the pull rod 7 can rotate along with the fireproof door main body 2 by the arrangement of the rotary seat 4 and the connecting rod 5, after the person withdraws, the rigid spring 10 is restored under the stretching state, the pull rod 7 is pulled towards the inside of the connecting sleeve 6 and is restored to the original state by the connecting rod 5 and the rotary seat 4, so that the fireproof door main body 2 is closed by the pull rod 7, the person can close the fireproof door main body 2 by himself after the person withdraws, the diffusion of smoke is avoided, the healthy environment of the person is improved, the escape of the person is facilitated, through the arranged smoke isolating component, the connecting gap between the fireproof door main body 2 and the fireproof door frame 1 is tightly sealed by the arrangement of the square expansion sealing ring 11, and adopt inflation formula sealing washer, can all play good sealed under the state of opening and shutting of preventing fire door main part 2, make the flue gas must not spread, setting through vertical inflation sealing washer 12, can make after preventing fire door main part 2 and close zonulae occludens between the fire door main part 2, and pass through elastic sealing strip 13, elastic sealing strip 13 adopts thermoplasticity EPT rubber sealing strip, and the tensile strength is big, can make to prevent that fire door main part 2 closes the in-process and reduce vibrations and good sealed, make to prevent that fire door main part 2 possesses good cigarette performance, avoid the diffusion of flue gas, it is healthy to avoid the flue gas to influence personnel.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a metal product prevents fire door that smoke barrier performance is good which characterized in that: the fireproof door comprises a door outer frame (1), wherein a fireproof door main body (2) is installed on the inner side of the door outer frame (1), an inner edge plate (3) is fixedly connected to the rear end face of the inner side of the door outer frame (1), the inner side of the inner edge plate (3) is connected with the rear end face of the fireproof door main body (2) through a self-locking assembly, and a smoke isolating assembly is connected between the door outer frame (1) and the fireproof door main body (2);

the self-locking assembly comprises a rotating seat (4), a connecting rod (5), a connecting sleeve (6) and a pull rod (7), the inner side wall of the inner edge plate (3) is fixedly connected with the rotating seat (4), the rotating seat (4) is fixedly connected with one side of the connecting sleeve (6) through the connecting rod (5), and one side of the connecting sleeve (6) is movably connected with the pull rod (7);

separate the cigarette subassembly and include cubic expansion seal circle (11), vertical expansion seal circle (12) and elastic sealing strip (13), the inside wall of door frame (1) and prevent being provided with cubic expansion seal circle (11) between fire door main part (2), the department of opening and shutting of fire door main part (2) is connected with vertical expansion seal circle (12), the preceding terminal surface fixed connection elastic sealing strip (13) of interior marginal board (3).

2. The metal product fireproof door with good smoke insulation performance as claimed in claim 1, wherein: the inside of roating seat (4) is to rotate with the one end of connecting rod (5) and is connected, pull rod (7) are the structure of buckling, the one end fixedly connected with pad pasting (8) of pull rod (7), pad pasting (8) and the rear end face fixed connection who prevents fire door main part (2).

3. The metal product fireproof door with good smoke insulation performance as claimed in claim 1, wherein: the self-locking assembly further comprises a limiting plate (9) and a rigid spring (10), the other end of the pull rod (7) is fixedly connected with one side of the limiting plate (9), and the other side of the limiting plate (9) is connected with the inside of the connecting sleeve (6) through the rigid spring (10).

4. The metal product fireproof door with good smoke insulation performance as claimed in claim 1, wherein: prevent that fire door main part (2) are the double open door body, the preceding terminal surface of preventing fire door main part (2) is equipped with observation window (14), the preceding terminal surface edge center department of preventing fire door main part (2) articulates through the hinge has handle (15).

5. The metal product fireproof door with good smoke insulation performance as claimed in claim 1, wherein: the self-locking assemblies are four groups, each two of the four self-locking assemblies are symmetrically distributed on two sides of the fireproof door main body (2), and each two of the self-locking assemblies are arranged in a one-to-one correspondence mode.

6. The metal product fireproof door with good smoke insulation performance as claimed in claim 1, wherein: the number of the vertical expansion sealing rings (12) is two, the two vertical expansion sealing rings (12) are respectively bonded to the two fireproof door main bodies (2), and the vertical expansion sealing rings (12) are NBR (nitrile butadiene rubber) sealing rings.

7. The metal product fireproof door with good smoke insulation performance as claimed in claim 1, wherein: the cross section of the elastic sealing strip (13) is of a rectangular structure, the elastic sealing strip (13) is in close contact with the rear end face of the fireproof door main body (2), and the elastic sealing strip (13) is made of thermoplastic ethylene propylene diene monomer rubber.