Steel fireproof door with protective structure

Abstract

The utility model discloses a steel fireproof door with a protective structure, which belongs to the technical field of fireproof doors and comprises a door frame, a mounting seat is mounted at the upper end of the door frame, a fire early warning mechanism is mounted on the side edge of the mounting seat, a fireproof door body is rotatably connected to the side edge of the door frame through a rotating shaft, and a door lock is mounted on the side edge of the fireproof door body. According to the fireproof door, the fireproof door reinforcing mechanism is arranged, the using strength of the fireproof door can be improved through the fireproof door reinforcing mechanism, the fireproof door can block large fire, the problem that the fire extends from the fireproof door, and consequently the fire is increased is solved, and the fireproof door is convenient to use and high in practicability. According to the utility model, the fire early warning mechanism is arranged, so that early warning can be conveniently carried out on fire, smoke is monitored through the smoke sensor, and the alarm lamp is driven to give an alarm, so that personnel can find the fire at the first time, and the loss is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of fireproof doors, and in particular relates to a steel fireproof door with a protective structure. Background Art

[0002] Nowadays, the structure of the steel thermal insulation fire doors used on the market is relatively simple. When in use, there is no double-layer buffer protection structure, which makes the overall protection of the steel thermal insulation fire doors insufficient. At the same time, the interior of the steel thermal insulation fire doors also lacks the corresponding sealing and insulation mechanism, which further reduces the service life of the steel thermal insulation fire doors.

[0003] Chinese patent application No. 202220850949.0 discloses a steel heat-insulating fire door with double-layer protection, including a fire door body, a protective door frame module installed on the fire door body, and a handle module connected to the fire door body for opening and closing; a first protection module for connection protection is arranged inside the fire door body, a second protection module for strengthening protection is arranged outside the first protection module, an internal heat insulation component for heat insulation protection is arranged outside the second protection module, and a surface protection component for external protection is arranged inside the fire door body. The fire door can play the role of double-layer buffer protection through the first protection module and the second protection module, and can play the role of sealing heat insulation protection through the internal heat insulation component and the surface protection component.

[0004] Although the above-mentioned patent discloses the use of fire doors, the overall structural strength of the fire doors is relatively poor and the overall service life is relatively low; the fire doors are unable to issue warnings in the first time when a fire occurs, thereby serving the purpose of reminding personnel. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a steel fire door with a protective structure, which has the characteristics of better use strength of the fire door and is convenient for warning the fire in the first time.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a steel fire door with a protective structure, comprising a door frame, a mounting seat is installed on the upper end of the door frame, a fire warning mechanism is installed on the side of the mounting seat, a fire door body is rotatably connected to the side of the door frame through a rotating shaft, a door lock is installed on the side of the fire door body, a door handle is installed on the other side of the fire door body, a lock groove is installed on the side edge of the door frame, and a fire door reinforcement mechanism is installed inside the lock groove.

[0007] Preferably, the fire door reinforcement mechanism includes an inner plate, braided steel bars, a reinforcement plate and a back plate, a back plate is installed inside the fire door body, a reinforcement plate is installed on the other side of the back plate, braided steel bars are installed on the other side of the reinforcement plate, and an inner plate is installed on the other side of the braided steel bars.

[0008] Preferably, the braided steel bars include a longitudinal braided mesh and a transverse braided mesh, the longitudinal braided mesh is arranged on the inner side of the inner plate, and the transverse braided mesh is arranged on the side of the longitudinal braided mesh in a braided shape.

[0009] Preferably, a reinforcement frame is provided at the connection between the braided steel bars and the reinforcement plate.

[0010] Preferably, the fire warning mechanism includes an alarm light, a smoke sensor, a power cord and a PLC controller, an alarm light is installed at the center position of the side of the mounting seat, a smoke sensor is installed at the side edge of the mounting seat, a PLC controller is installed at the side corner of the mounting seat, and a power cord is installed on the other side of the mounting seat.

[0011] Preferably, the alarm light, smoke sensor and PLC controller are all electrically connected via wires.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is provided with a fire door reinforcement mechanism, which can improve the use strength of the fire door, so that it can block a larger fire and prevent the fire from extending from the fire door and causing the fire to increase.

[0014] 2. The utility model is provided with a fire warning mechanism, which can be used to warn of fire. The smoke is detected by the smoke sensor, thereby driving the alarm light to give an alarm, so that personnel can discover the fire in the first time and reduce losses. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a three-dimensional cutaway view of the fire door reinforcement mechanism of the utility model;

[0017] Figure 3 It is a three-dimensional diagram of the fire warning mechanism of the utility model;

[0018] In the figure: 1. door frame; 2. mounting base; 3. fire warning mechanism; 31. alarm light; 32. smoke sensor; 33. power cord; 34. PLC controller; 4. fire door body; 5. door lock; 6. door handle; 7. lock slot; 8. fire door reinforcement mechanism; 81. inner plate; 82. braided steel bar; 821. longitudinal braided mesh; 822. transverse braided mesh; 83. reinforcement frame; 84. reinforcement plate; 85. back plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example 1

[0020] See also Figure 1-3 The utility model provides the following technical solutions: a steel fire door with a protective structure, comprising a door frame 1, a mounting seat 2 is installed on the upper end of the door frame 1, a fire warning mechanism 3 is installed on the side of the mounting seat 2, a fire door body 4 is rotatably connected to the side of the door frame 1 through a rotating shaft, a door lock 5 is installed on the side of the fire door body 4, a door handle 6 is installed on the other side of the fire door body 4, a lock groove 7 is installed on the side edge of the door frame 1, and a fire door reinforcement mechanism 8 is installed inside the lock groove 7.

[0021] Specifically, the fire door reinforcement mechanism 8 includes an inner plate 81, a braided steel bar 82, a reinforcement plate 84 and a back plate 85. The back plate 85 is installed inside the fire door body 4, the reinforcement plate 84 is installed on the other side of the back plate 85, the braided steel bar 82 is installed on the other side of the reinforcement plate 84, and the inner plate 81 is installed on the other side of the braided steel bar 82.

[0022] By adopting the above technical solution, a back panel 85 is provided on the inner side of the fire door body 4, and a reinforcement plate 84 is provided on the inner side of the back panel 85. The reinforcement plate 84 is made of high-strength steel, which can improve the structural strength of the fire door body 4. A braided steel bar 82 is provided on the other side of the reinforcement plate 84, which can improve the toughness of the fire door body 4. The setting of the inner panel 81 can improve the protection performance of the fire door body 4.

[0023] Specifically, the braided steel bar 82 includes a longitudinal braided mesh 821 and a transverse braided mesh 822. The longitudinal braided mesh 821 is disposed on the inner side of the inner plate 81, and the transverse braided mesh 822 is disposed on the side of the longitudinal braided mesh 821 in a braided shape.

[0024] By adopting the above technical solution, the braided steel bar 82 is composed of a longitudinal braided mesh 821 and a transverse braided mesh 822, which can ensure its overall strength and toughness.

[0025] Specifically, a reinforcement frame 83 is provided at the connection between the braided steel bar 82 and the reinforcement plate 84.

[0026] By adopting the above technical solution, the provision of the reinforcement frame 83 can further enhance the service strength of the fire door body 4, thereby ensuring the service life of the fire door body 4.

[0027] When the present embodiment is in use, a back plate 85 is provided on the inner side of the fire door body 4, and a reinforcing plate 84 is provided on the inner side of the back plate 85. The reinforcing plate 84 is made of high-strength steel, which can improve the structural strength of the fire door body 4. A braided steel bar 82 is provided on the other side of the reinforcing plate 84, which can improve the toughness of the fire door body 4. The provision of the inner plate 81 can improve the protection performance of the fire door body 4. The braided steel bar 82 is composed of a longitudinal braided mesh 821 and a transverse braided mesh 822, which can ensure its overall strength and toughness. The provision of the reinforcing frame 83 can further improve the use strength of the fire door body 4, so that the fire door body 4 can ensure its service life. Example 2

[0028] The difference between this embodiment and the first embodiment is that the fire warning mechanism 3 includes an alarm light 31, a smoke sensor 32, a power line 33 and a PLC controller 34. The alarm light 31 is installed at the center of the side of the mounting seat 2, the smoke sensor 32 is installed at the side edge of the mounting seat 2, the PLC controller 34 is installed at the side corner of the mounting seat 2, and the power line 33 is installed on the other side of the mounting seat 2.

[0029] By adopting the above technical solution, when a fire occurs, the smoke sensor 32 detects the smoke in the first time, converts the collected signal into an electrical signal, and then transmits it to the PLC controller 34. The PLC controller 34 controls the alarm light 31 to light up and sound an alarm, thereby alerting the staff.

[0030] Specifically, the warning light 31, the smoke sensor 32 and the PLC controller 34 are electrically connected through wires.

[0031] By adopting the above technical solution, the device can be easily used and its circuit can be guaranteed to be unobstructed.

[0032] When this embodiment is in use, when a fire occurs, the smoke sensor 32 detects the smoke immediately, converts the collected signal into an electrical signal, and then transmits it to the PLC controller 34. The PLC controller 34 controls the alarm light 31 to light up and sound an alarm, thereby alerting the staff.

[0033] The smoke sensor 32 in this application document is an existing publicly available technology, and the selected model is MQ-2.

[0034] The PLC controller 34 in this application document is an existing publicly available technology, and the selected model is Siemens S7-1500.

[0035] Working principle and use process of the utility model: When the utility model is in use, a back plate 85 is arranged on the inner side of the fire door body 4, and a reinforcement plate 84 is arranged on the inner side of the back plate 85. The reinforcement plate 84 is made of high-strength steel, which can improve the structural strength of the fire door body 4. A braided steel bar 82 is arranged on the other side of the reinforcement plate 84, which can improve the toughness of the fire door body 4. The setting of the inner plate 81 can improve the protection performance of the fire door body 4. The braided steel bar 82 is composed of a longitudinal braided mesh 821 and a transverse braided mesh 822, which can ensure its overall strength and toughness. The setting of the reinforcement frame 83 can further improve the use strength of the fire door body 4, so that the fire door body 4 can ensure its service life; when a fire occurs, the smoke sensor 32 detects the smoke in the first time, converts the collected signal into an electrical signal, and then transmits it to the PLC controller 34. The PLC controller 34 controls the alarm light 31 to light up and sound an alarm, thereby alerting the staff.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A steel fire door with a protective structure, comprising a door frame, characterized in that: A mounting seat is installed at the upper end of the door frame, a fire warning mechanism is installed on the side of the mounting seat, a fire door body is rotatably connected to the side of the door frame through a rotating shaft, a door lock is installed on the side of the fire door body, a door handle is installed on the other side of the fire door body, a lock slot is installed on the side edge of the door frame, and a fire door reinforcement mechanism is installed inside the lock slot.

2. A steel fire door with a protective structure according to claim 1, characterized in that: The fire door reinforcement mechanism includes an inner plate, braided steel bars, a reinforcement plate and a back plate. The back plate is installed inside the fire door body, the reinforcement plate is installed on the other side of the back plate, the braided steel bars are installed on the other side of the reinforcement plate, and the inner plate is installed on the other side of the braided steel bars.

3. A steel fire door with a protective structure according to claim 2, characterized in that: The braided steel bar comprises a longitudinal braided mesh and a transverse braided mesh. The longitudinal braided mesh is arranged on the inner side of the inner plate, and the transverse braided mesh is arranged on the side of the longitudinal braided mesh in a braided shape.

4. The steel fire door with a protective structure according to claim 2, characterized in that: A reinforcement frame is provided at the connection between the braided steel bars and the reinforcement plate.

5. The steel fire door with a protective structure according to claim 1, characterized in that: The fire warning mechanism includes an alarm light, a smoke sensor, a power cord and a PLC controller. The alarm light is installed at the center position of the side of the mounting seat, the smoke sensor is installed at the side edge of the mounting seat, the PLC controller is installed at the side corner of the mounting seat, and the power cord is installed on the other side of the mounting seat.

6. The steel fire door with a protective structure according to claim 5, characterized in that: The alarm light, the smoke sensor and the PLC controller are all electrically connected via wires.

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