Fireproof door structure

Abstract

The utility model discloses a fireproof door structure which comprises a fireproof door body, a fireproof box is fixedly installed at the position, close to the top end of the fireproof door body, of the fireproof door body, the two ends of the fireproof box protrude out of the inner side and the outer side of the fireproof door body, and a first opening and closing window and a second opening and closing window are installed at the two opposite ends of the fireproof box respectively. The top end of the first opening and closing window and the top end of the second opening and closing window are both hinged to the fireproof box, a bidirectional electric push rod is fixedly installed at the top end of an inner cavity of the fireproof box, the two output ends of the bidirectional electric push rod are each provided with a connecting rod in a hinged mode, and the two connecting rods are hinged to the inner side of the first opening and closing window and the inner side of the second opening and closing window correspondingly. And water spraying pipes are fixedly mounted on the inner sides, close to the bottom ends, of the first opening and closing window and the second opening and closing window correspondingly, and atomizing nozzles are fixed to the water spraying pipes and communicate with the water spraying pipes. According to the utility model, the bidirectional electric push rod is arranged to push the first opening and closing window and the second opening and closing window to open so as to expose the atomizing nozzles on the two sides, so that fire prevention and extinguishment on the two sides are realized.

Description

Technical Field

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

[0002] Fire doors are one of the facilities for fire separation in buildings. They are usually used on fire walls, stairwell entrances and exits, or pipe well openings. They play an important role in reducing fire losses. Fire doors are an important part of fire-fighting equipment and an important part of social fire prevention. Therefore, the quality and use of fire doors are the key to the success of fire prevention. Fire doors refer to doors that can meet the requirements of fire resistance stability, integrity and thermal insulation within a certain period of time. They are fire-resistant partitions with certain fire resistance, located between fire compartments, evacuation stairwells, vertical shafts, etc. In addition to the functions of ordinary doors, fire doors also have the function of preventing the spread of fire and smoke. They can prevent the spread of fire within a certain period of time and ensure the evacuation of personnel. The existing fire doors have a simple structure and cannot effectively block the fire nearby when it spreads. Utility Model Content

[0003] The purpose of the present application is to provide a fire door structure to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned objectives, the present application provides the following technical solutions: a fireproof door structure, comprising a fireproof door body, a fireproof box being fixedly installed near the top of the fireproof door body, both ends of the fireproof box protruding out of the inner and outer sides of the fireproof door body, a first opening and closing window and a second opening and closing window being respectively installed at the opposite ends of the fireproof box, the tops of the first opening and closing window and the second opening and closing window being hingedly connected to the fireproof box, a two-way electric push rod being fixedly installed at the top of the inner cavity of the fireproof box, both output ends of the two-way electric push rod being hingedly installed with a connecting rod, the two connecting rods being hingedly connected to the inner sides of the first opening and closing window and the second opening and closing window, respectively, a water spray pipe being fixedly installed at the inner sides of the first opening and closing window and the second opening and closing window near the bottom, an atomizing nozzle being fixed on and connected to the water spray pipe.

[0005] Preferably, the water spray pipe is arranged along the length direction of the fireproof box, and a plurality of atomizing nozzles are provided and are evenly spaced along the length direction of the water spray pipe.

[0006] Preferably, a water supply pipe leading to the interior of the fireproof box is provided on one side of the fireproof door body, and an output end of the water supply pipe is connected to two branch hoses, which are respectively connected to two water spray pipes.

[0007] Preferably, an independent electric-controlled valve is fixedly installed on the branch hose.

[0008] Preferably, a fire alarm is fixedly installed on the top of the fireproof box, both inside and outside the fireproof door body.

[0009] Preferably, a controller and a wireless transceiver are fixedly installed inside the fireproof box, the controller communicates with the control terminal via the wireless transceiver, and the controller is electrically connected to the fire alarm, the bidirectional electric push rod and the electric control valve.

[0010] In summary, the technical effects and advantages of the utility model are:

[0011] In the utility model, a bidirectional electric push rod is provided to push the first opening and closing window and the second opening and closing window to open and expose the atomizing nozzles on both sides, thereby realizing double-sided fire prevention and fire extinguishing, and at the same time, remotely controlled independent fire extinguishing on the inside and outside of the fire door can be realized. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0013] Figure 1 This is a structural schematic diagram of a fire door structure in an embodiment of the present application;

[0014] Figure 2 This is a partial side sectional structural schematic diagram of a fire door structure in an embodiment of the present application.

[0015] In the figure: 1. Fire door body; 2. Fireproof box; 3. First opening and closing window; 4. Second opening and closing window; 5. Water spray pipe; 6. Atomizing nozzle; 7. Water supply pipe; 8. Electric control valve; 10. Controller; 11. Wireless transceiver; 12. Fire alarm; 13. Two-way electric push rod; 14. Connecting rod; 15. Branch hose. DETAILED DESCRIPTION

[0016] 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.

[0017] In the description of the present disclosure, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present disclosure and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present disclosure. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0018] It should also be noted that the standard parts used in this application document can be purchased from the market, and can be customized according to the description in the specification and drawings. Unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, and it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in this disclosure can be understood according to the specific circumstances, and in the absence of clear limitations, machines, parts and equipment can all adopt conventional models in the prior art.

[0019] In this article, the term "comprising" is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also includes other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of more restrictions, the elements defined by the sentence "comprising..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

[0020] Example: Reference Figure 1-2A fire door structure shown in the figure includes a fire door body 1, a fire box 2 is fixedly installed near the top of the fire door body 1, both ends of the fire box 2 protrude from the inner and outer sides of the fire door body 1, a first opening and closing window 3 and a second opening and closing window 4 are respectively installed at the opposite ends of the fire box 2, the tops of the first opening and closing window 3 and the second opening and closing window 4 are both hingedly connected to the fire box 2, a two-way electric push rod 13 is fixedly installed at the top of the inner cavity of the fire box 2, and the two output ends of the two-way electric push rod 13 are hinged A connecting rod 14 is installed, and the two connecting rods 14 are hingedly connected to the inner sides of the first opening and closing window 3 and the second opening and closing window 4 respectively. A water spray pipe 5 is fixedly installed on the inner sides of the first opening and closing window 3 and the second opening and closing window 4 near the bottom end. An atomizing nozzle 6 is fixed on the water spray pipe 5 and connected to the water spray pipe 5. By setting a two-way electric push rod, the connecting rod can be pushed to drive the first opening and closing window and the second opening and closing window to open to expose the atomizing nozzles on both sides, thereby realizing double-sided fire prevention and fire extinguishing, and at the same time, remote control of independent fire extinguishing on the inside and outside of the fire door can be realized.

[0021] With the above structure, the water spray pipe 5 is arranged along the length direction of the fireproof box 2 , and a plurality of atomizing nozzles 6 are provided and evenly spaced along the length direction of the water spray pipe 5 .

[0022] With the above structure: one side of the fire door body 1 is connected with a water supply pipe 7 leading to the inside of the fireproof box, the output end of the water supply pipe 7 is connected with two branch hoses 15, and the two branch hoses 15 are respectively connected with two water spray pipes 5, and water is supplied to the water spray pipes through the water supply pipe.

[0023] By means of the above structure: an independent electric control valve 8 is fixedly installed on the branch hose 15, so that the water spraying of the water spraying pipes on both sides can be independently controlled to achieve independent fire extinguishing inside and outside the fire door.

[0024] By means of the above structure: the top of the fireproof box 2 is located inside and outside the fireproof door body and a fire alarm 12 is fixedly installed, so that the inside and outside of the fireproof door can monitor the fire in both directions, realizing two-way monitoring and alarm.

[0025] By means of the above structure: a controller 10 and a wireless transceiver 11 are fixedly installed inside the fireproof box 2, the controller 10 communicates with the control terminal through the wireless transceiver 11, the controller 10 is electrically connected to the fire alarm, the two-way electric push rod and the electric control valve, when the fire alarm sounds, the controller transmits the alarm signal to the control terminal through the wireless transceiver, the control terminal issues a control command, the controller controls the two-way electric push rod to open the first opening and closing window 3 and the second opening and closing window 4 to adjust the water spraying angle, the controller controls the opening of the electric control valve on the corresponding side, so that the atomizing nozzle sprays water to extinguish the fire, thereby achieving reliable fire extinguishing and preventing the spread of fire.

[0026] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fire door structure, comprising a fire door body (1), characterized in that: A fireproof box (2) is fixedly installed near the top of the fireproof door body (1), and both ends of the fireproof box (2) protrude from the inner and outer sides of the fireproof door body (1). A first opening and closing window (3) and a second opening and closing window (4) are respectively installed at the opposite ends of the fireproof box (2). The tops of the first opening and closing window (3) and the second opening and closing window (4) are both hingedly connected to the fireproof box (2). A two-way electric push rod (13) is fixedly installed at the top of the inner cavity of the fireproof box (2). Both output ends of the two-way electric push rod (13) are hingedly installed with a connecting rod (14). The two connecting rods (14) are respectively hingedly connected to the inner sides of the first opening and closing window (3) and the second opening and closing window (4). A water spray pipe (5) is fixedly installed near the bottom of the inner sides of the first opening and closing window (3) and the second opening and closing window (4), and an atomizing nozzle (6) is fixed on and connected to the water spray pipe (5).

2. A fire door structure according to claim 1, characterized in that: The water spray pipe (5) is arranged along the length direction of the fireproof box (2), and a plurality of atomizing nozzles (6) are provided and are evenly spaced along the length direction of the water spray pipe (5).

3. A fire door structure according to claim 1, characterized in that: A water supply pipe (7) leading into the interior of the fireproof box is provided on one side of the fireproof door body (1); the output end of the water supply pipe (7) is connected to two branch hoses (15); and the two branch hoses (15) are respectively connected to two water spray pipes (5).

4. A fire door structure according to claim 3, characterized in that: An independent electric control valve (8) is fixedly mounted on the branch hose (15).

5. A fire door structure according to claim 1, characterized in that: A fire alarm (12) is fixedly installed on the top of the fireproof box (2) and on the inner and outer sides of the fireproof door body.

6. A fire door structure according to claim 1, characterized in that: A controller (10) and a wireless transceiver (11) are fixedly installed inside the fireproof box (2). The controller (10) communicates with the control terminal via the wireless transceiver (11). The controller (10) is electrically connected to the fire alarm, the bidirectional electric push rod and the electric control valve.

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