CN215369547U

CN215369547U - Steel fireproof door convenient to open in case of fire

Info

Publication number: CN215369547U
Application number: CN202121416570.0U
Authority: CN
Inventors: 周伟志
Original assignee: Hunan Xingyue Security Technology Co ltd
Current assignee: Hunan Xingyue Security Technology Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2021-12-31
Anticipated expiration: 2031-06-24

Abstract

The utility model discloses a steel fireproof door convenient to open in case of fire, which comprises a door frame, wherein fireproof hinges are fixedly connected to the upper part and the lower part of a left frame wall, the upper part and the lower part of a right frame wall of the door frame, a left door plate is fixedly connected between the ends of the two fireproof hinges on the left side, which are far away from the door frame, a lock groove is formed in the middle part of the right end of the left door plate, a right door plate is fixedly connected between the ends of the two fireproof hinges on the right side, which are far away from the door frame, a lock bolt is movably connected to the middle part of the left end of the right door plate in an inserting mode, a door handle is arranged in the middle part of the front end of the right door plate, and a cooling device is fixedly connected to the upper part of the front end of the right door plate. According to the steel fireproof door convenient to open in case of fire, the fireproof and heat insulation effects of the fireproof door are enhanced by arranging the left door plate and the right door plate, and the door handle can be cooled by arranging the cooling device, so that the fireproof door is convenient to open.

Description

Steel fireproof door convenient to open in case of fire

Technical Field

The utility model relates to the technical field of fire doors, in particular to a steel fire door convenient to open in case of fire.

Background

The fireproof door is a door with fire resistance, wins time for people to escape from a fire disaster when the fire disaster occurs, prevents the fire disaster from spreading, delays the fire disaster from spreading, and resists fire for a certain time, so that the fireproof door plays a crucial role when the fire disaster occurs, and is widely applied to many fields such as residences, ships, buildings, chemical engineering, mechanical engineering and the like, but the existing fireproof door still has the following defects: 1. the traditional fireproof door has poor fireproof effect, can not effectively prevent the spread of fire, and affects the service life of the fireproof door; 2. when a fire disaster occurs, the high temperature can cause the temperature of the door handle to be extremely high, and the door is difficult to open when a fireman carries out rescue or a trapped person wants to open the door for escape; therefore, the steel fireproof door convenient to open in case of fire is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a steel fireproof door convenient to open in case of fire, which can effectively solve the problems in the background art.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the steel fireproof door convenient to open in case of fire comprises a door frame, wherein fireproof hinges are fixedly connected to the upper portion and the lower portion of a left frame wall of the door frame, the upper portion and the lower portion of a right frame wall of the door frame, a left door plate is fixedly connected to one ends, away from the door frame, of the two fireproof hinges on the left side, a locking groove is formed in the middle of the right end of the left door plate, a right door plate is fixedly connected to one ends, away from the door frame, of the two fireproof hinges on the right side, a locking bolt penetrates through the middle of the left end of the right door plate, a door handle is arranged in the middle of the front end of the right door plate, and a cooling device is fixedly connected to the upper portion of the front end of the right door plate.

Preferably, the left door plate comprises a heat insulation layer, the front end and the rear end of the heat insulation layer are fixedly connected with heat dissipation layers, a plurality of heat dissipation holes are formed in the upper ends of the heat dissipation layers, a fireproof layer is fixedly connected between the opposite surfaces of the heat dissipation layers, the front end and the rear end of the fireproof layer are fixedly connected with steel plate layers, and the opposite surfaces of the steel plate layers are coated with fireproof coatings.

Preferably, the flame retardant coating includes the isolation layer, fixedly connected with fire prevention filling layer on the inlayer wall of isolation layer, the fire-retardant layer of fixedly connected with on the inlayer wall of fire prevention filling layer, a plurality of strengthening rib of fixedly connected with all interlude in the upper end on fire-retardant layer and the upper end of isolation layer, the front wall and the back wall on fire-retardant layer respectively with the opposite face fixed connection on two heat dissipation layers.

Preferably, the heat sink includes the liquid reserve tank, the upper end right part joint of liquid reserve tank has sealed lid, the upper end left part fixedly connected with temperature-sensing ware of liquid reserve tank, the rear end lower part fixedly connected with copper post of temperature-sensing ware, and the rear end of copper post and the front end of right door plant alternate fixed connection, the lower case wall middle part fixedly connected with suction pump of liquid reserve tank, the output of suction pump runs through the lower case wall and the fixedly connected with atomizer of liquid reserve tank, the rear end of liquid reserve tank and the front end fixed connection of right door plant.

Preferably, isolation layer, fire prevention filling layer and fire-retardant layer all set up to returning the type structure, the inner structure of left side door plant is unanimous with the inner structure of right side door plant.

Preferably, the temperature sensor is electrically connected with the water pump, and the atomizing nozzle is located right above the door handle.

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

the left door plate and the right door plate are arranged, the strength and the fireproof performance of the fireproof door can be improved through the steel plate layer and the fireproof layer, heat can be rapidly dissipated through the heat dissipation layer and the heat dissipation holes, and the heat insulation effect can be achieved through the heat insulation layer, so that the heat dissipation and heat insulation effects of the fireproof door are enhanced, the fire resistance of the fireproof door is improved, the spread of fire can be effectively prevented, and the service life of the fireproof door is effectively prolonged;

two, through setting up the heat sink, can be with preventing the heat transmission of fire door to the temperature-sensing ware in through the copper post, temperature-sensing ware control suction pump starts when the temperature surpasss the setting value, can import atomizing nozzle with the coolant liquid in the atomizing blowout, can cool off the door handle, the effectual temperature that reduces the door handle to be convenient for will prevent that fire door opens through the door handle.

Drawings

FIG. 1 is a schematic view of the overall structure of a steel fire door of the present invention that is easy to open in the event of a fire;

FIG. 2 is a schematic view of a left door panel of a fire rated steel door of the present invention that is easy to open in the event of a fire;

FIG. 3 is a schematic view of the fire resistant layer of a fire rated steel door of the present invention that is easily opened in the event of a fire;

fig. 4 is a schematic structural view of the cooling device of the steel fireproof door, which is convenient to open in case of fire, according to the present invention.

In the figure: 1. a door frame; 2. a fire-proof hinge; 3. a left door panel; 4. locking the groove; 5. a lock bolt; 6. a door handle; 7. a cooling device; 8. a right door panel; 31. a thermal insulation layer; 32. a heat dissipation layer; 33. heat dissipation holes; 34. a fire barrier layer; 35. a steel plate layer; 36. a fire-retardant coating; 341. an isolation layer; 342. a fire-resistant filler layer; 343. a flame retardant layer; 344. reinforcing ribs; 71. a liquid storage tank; 72. a sealing cover; 73. a temperature sensor; 74. a copper pillar; 75. a water pump; 76. an atomizing spray head.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element 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, such as "connected," which may be 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a fire door is prevented to steel convenient to open when conflagration takes place, including door frame 1, the equal fixedly connected with fire prevention hinge 2 in left frame wall upper portion and left frame wall lower part and right frame wall upper portion and right frame wall lower part of door frame 1, two fire prevention hinges 2 in left side keep away from common fixedly connected with left door plant 3 between the one end of door frame 1, open at the right-hand member middle part of left door plant 3 has locked groove 4, two fire prevention hinges 2 in right side keep away from common fixedly connected with right door plant 8 between the one end of door frame 1, the left end middle part of right door plant 8 alternates swing joint and has set bar 5, the front end middle part of right door plant 8 is provided with door handle 6, the upper fixedly connected with heat sink 7 of the front end of right door plant 8.

The left door plate 3 comprises a heat insulation layer 31, the front end and the rear end of the heat insulation layer 31 are fixedly connected with heat dissipation layers 32, the upper ends of the two heat dissipation layers 32 are respectively provided with a plurality of heat dissipation holes 33, the opposite surfaces of the two heat dissipation layers 32 are fixedly connected with a fireproof layer 34 together, the front end and the rear end of the fireproof layer 34 are respectively fixedly connected with steel plate layers 35, and the opposite surfaces of the two steel plate layers 35 are respectively coated with a fireproof coating 36; the fireproof layer 34 comprises an isolation layer 341, a fireproof filling layer 342 is fixedly connected to the inner wall of the isolation layer 341, a flame-retardant layer 343 is fixedly connected to the inner wall of the fireproof filling layer 342, a plurality of reinforcing ribs 344 are fixedly connected to the upper end of the flame-retardant layer 343 and the upper end of the isolation layer 341 in a penetrating manner, and the front wall and the rear wall of the flame-retardant layer 343 are fixedly connected to the opposite surfaces of the two heat dissipation layers 32 respectively; the cooling device 7 comprises a liquid storage tank 71, a sealing cover 72 is clamped at the right part of the upper end of the liquid storage tank 71, a temperature sensor 73 is fixedly connected at the left part of the upper end of the liquid storage tank 71, a copper column 74 is fixedly connected to the lower part of the rear end of the temperature sensor 73, the rear end of the copper column 74 is fixedly connected with the front end of the right door plate 8 in a penetrating manner, a water suction pump 75 is fixedly connected to the middle part of the lower tank wall of the liquid storage tank 71, the output end of the water suction pump 75 penetrates through the lower tank wall of the liquid storage tank 71 and is fixedly connected with an atomizing nozzle 76, and the rear end of the liquid storage tank 71 is fixedly connected with the front end of the right door plate 8; the isolating layer 341, the fireproof filling layer 342 and the flame-retardant layer 343 are all set to be of a clip-shaped structure, so that the fireproof performance of the fireproof door is enhanced, and the internal structure of the left door panel 3 is consistent with that of the right door panel 8; temperature-sensing ware 73 and suction pump 75 electric connection, when temperature-sensing ware 73 sensed the temperature and exceeded the setting value, steerable suction pump 75 started, and atomizer 76 is located door handle 6 directly over, and atomizer 76 is convenient for spout the coolant liquid on door handle 6 to the effectual temperature that reduces door handle 6 is convenient for open fire door.

It should be noted that, the utility model is a fire-resistant steel door which is easy to open when a fire occurs, the strength and fire-proof performance of the fire-resistant door can be improved through the steel plate layer 35 and the fire-proof coating 36, then the spreading of the fire can be effectively prevented through the isolation layer 341 and the flame-retardant layer 343, then the fire-resistant performance and strength of the fire-resistant door are further enhanced through the arrangement of the fire-resistant filling layer 342 and the plurality of reinforcing ribs 344, then the heat can be rapidly dissipated through the plurality of heat dissipating holes 33 in the heat dissipating layer 32, and the heat dissipating and heat insulating effects are achieved on the fire-resistant door through the heat insulating layer 31, so that the fire resistance of the fire-resistant door is improved, the service life of the fire-resistant door is prolonged, the high temperature of the door handle 6 due to the fire can make the door handle extremely high, when a fireman rescues or a trapped person wants to open the door and escape, the heat on the fire-resistant door can be transmitted to the temperature sensor 73 through the copper pillar 74, when the temperature exceeds the set value, the temperature sensor 73 controls the water pump 75 to start, the cooling liquid in the liquid storage tank 71 can be input into the atomizing nozzle 76, then the cooling liquid is atomized through the atomizing nozzle 76 and sprayed out opposite to the door handle 6, so that the door handle 6 can be cooled, the temperature of the door handle 6 is effectively reduced, then the door handle 6 is rotated to enable the lock bolt 5 to move out of the lock groove 4, and the fireproof door can be opened.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a steel fire door that is convenient for open when conflagration takes place, includes door frame (1), its characterized in that: the door frame is characterized in that the upper portion and the lower portion of a left frame wall of the door frame (1) and the upper portion and the lower portion of a right frame wall are fixedly connected with fireproof hinges (2), the left side of the door frame is provided with two fireproof hinges (2), one ends of the door frame (1) are far away from the left door panel (3) through the two fireproof hinges (2), the middle portion of the right end of the left door panel (3) is provided with a locking groove (4), the right side of the door frame is provided with two fireproof hinges (2), one ends of the door frame (1) are far away from the right door panel (8), a locking bolt (5) is movably inserted in the middle portion of the left end of the right door panel (8), the middle portion of the front end of the right door panel (8) is provided with a door handle (6), and the upper portion of the front end of the right door panel (8) is fixedly connected with a cooling device (7).

2. The fire door as claimed in claim 1, wherein said door is adapted to be opened in case of fire: left side door plant (3) include insulating layer (31), the equal fixedly connected with heat dissipation layer (32) in front end and the rear end of insulating layer (31), two a plurality of louvre (33) have all been opened to the upper end of heat dissipation layer (32), two common fixedly connected with flame retardant coating (34) between the opposite face of heat dissipation layer (32), the equal fixedly connected with steel sheet layer (35) in front end and the rear end of flame retardant coating (34), two the opposite face of steel sheet layer (35) all scribbles fire protection coating (36).

3. The fire door as claimed in claim 2, wherein said door is adapted to be opened in case of fire: the fireproof layer (34) comprises an isolation layer (341), a fireproof filling layer (342) is fixedly connected to the inner wall of the isolation layer (341), a flame-retardant layer (343) is fixedly connected to the inner wall of the fireproof filling layer (342), a plurality of reinforcing ribs (344) are fixedly connected to the upper end of the flame-retardant layer (343) and the upper end of the isolation layer (341) in a penetrating manner, and the front wall and the rear wall of the flame-retardant layer (343) are fixedly connected to the opposite surfaces of the two heat dissipation layers (32) respectively.

4. The fire door as claimed in claim 1, wherein said door is adapted to be opened in case of fire: heat sink (7) include liquid reserve tank (71), the upper end right part joint of liquid reserve tank (71) has sealed lid (72), the upper end left part fixedly connected with temperature-sensing ware (73) of liquid reserve tank (71), the rear end lower part fixedly connected with copper post (74) of temperature-sensing ware (73), and the rear end of copper post (74) and the front end of right door plant (8) alternate fixed connection, the lower box wall middle part fixedly connected with suction pump (75) of liquid reserve tank (71), the lower box wall and the fixedly connected with atomizer (76) of liquid reserve tank (71) are run through to the output of suction pump (75), the rear end of liquid reserve tank (71) and the front end fixed connection of right door plant (8).

5. The fire door as claimed in claim 3, wherein said door is adapted to be opened in case of fire: the isolating layer (341), the fireproof filling layer (342) and the flame retardant layer (343) are all set to be of a clip structure, and the internal structure of the left door panel (3) is consistent with that of the right door panel (8).

6. The fire door as claimed in claim 4, wherein said door is adapted to be opened in case of fire: the temperature sensor (73) is electrically connected with the water pump (75), and the atomizing nozzle (76) is positioned right above the door handle (6).