CN215332470U

CN215332470U - Prevent fire door with smoke and dust function

Info

Publication number: CN215332470U
Application number: CN202120210750.7U
Authority: CN
Inventors: 肖功轩
Original assignee: Hainan Yedun Technology Fireproof Door And Window Co ltd
Current assignee: Hainan Yedun Technology Fireproof Door And Window Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-12-28
Anticipated expiration: 2031-01-26

Abstract

The utility model discloses a fireproof door with a smoke-proof function, which relates to the technical field of fireproof doors and comprises a door frame and a door body, wherein grooves are formed in two side surfaces and two sides of the upper end surface of the door body, woven cloth is arranged in an inner cavity of each groove, an installation groove is formed in the middle of the upper end of the front surface of the door body, a special-shaped communicating pipe is arranged at the upper end of the inner cavity of each installation groove, the special-shaped communicating pipe is arranged in a shape like a Chinese character 'shan', the special-shaped communicating pipe is arranged in a hollow structure, and two ends of the special-shaped communicating pipe penetrate through two sides of the inner wall of the upper end of each installation groove respectively and extend to the inner cavities of the two grooves of the upper end surface of the door body respectively. The grooves are formed in the two side faces and the two sides of the upper end face of the door body, the woven cloth is arranged in the inner cavity of each groove, the two ends of the special-shaped communicating pipe are respectively communicated with the inner cavities of the two grooves, and after fire fighting water enters the inner cavities of the grooves through the special-shaped communicating pipe and is absorbed by the woven cloth, a good smoke-proof effect can be achieved.

Description

Prevent fire door with smoke and dust function

Technical Field

The utility model relates to the technical field of fire doors, in particular to a fire door with a smoke-proof function.

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.

However, most existing fire doors do not have the function of smoke protection, and when a fire occurs, although the fire doors can isolate and control the fire, the smoke generated by the fire can still cause serious harm to the body of people. Therefore, it is necessary to provide a fire door with smoke protection function to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fireproof door with a smoke-proof function, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a fireproof door with a smoke-proof function comprises a door frame and a door body, wherein two sides and two sides of an upper end face of the door body are respectively provided with a groove, an inner cavity of each groove is provided with woven cloth, the middle part of the upper end of the front face of the door body is provided with a mounting groove, the upper end of the inner cavity of the mounting groove is provided with a special-shaped communication pipe, the special-shaped communication pipe is arranged in a shape like a Chinese character 'shan', the special-shaped communication pipe is arranged in a hollow structure, two ends of the special-shaped communication pipe respectively penetrate through two sides of the inner wall of the upper end of the mounting groove and respectively extend to the inner cavities of the two grooves of the upper end face of the door body, the middle opening end of the special-shaped communication pipe penetrates through the middle part of the inner wall of the upper end of the mounting groove and extends to the upper part of the door frame, the end face of the middle opening end of the special-shaped communication pipe is attached and connected with the inner wall of the upper end of the door frame, the middle part of the special-shaped communication pipe is provided with an electromagnetic valve, the middle part of the inner wall of the upper end of the door frame is provided with a communication hole, the intercommunicating pore is positioned at the upper end of the special-shaped communicating pipe and communicated with the inner cavity of the special-shaped communicating pipe, and the inner cavity at the upper end of the intercommunicating pore is communicated with the fire-fighting water pipe through a hose.

Preferably, a sealing groove is formed in the inner wall of one side of the communicating hole, and a sealing plate matched with the sealing groove is arranged in the inner cavity of the sealing groove.

Preferably, one end of the sealing plate penetrates through the opening end of the sealing groove and extends to the inner cavity of the communication hole, and the inner cavity of the sealing groove is provided with a thrust spring.

Preferably, two ends of the thrust spring are respectively and fixedly connected with the bottom of the sealing groove and the other end face of the sealing plate, and one side of the middle part of the lower surface of the sealing plate is fixedly connected with the baffle.

Preferably, one side face of the baffle is attached to and connected with the outer side wall of the special-shaped communicating pipe, and the end face of the middle opening end of the special-shaped communicating pipe is connected with a sealing gasket in an adhering mode.

Preferably, the middle part of the upper end of the front surface of the door body is fixedly connected with a smoke sensor, and the lower end of the inner cavity of the mounting groove is provided with a controller.

Preferably, the smoke sensor is electrically connected with the controller through a lead, and the controller is electrically connected with the electromagnetic valve through a lead.

The utility model has the technical effects and advantages that:

1. the grooves are formed in the two side faces and the two sides of the upper end face of the door body, the woven cloth is arranged in the inner cavity of each groove, the special-shaped communicating pipe is arranged at the upper end of the inner cavity of each mounting groove, the two ends of each special-shaped communicating pipe are respectively communicated with the inner cavities of the two grooves, fire water enters the inner cavities of the grooves through the special-shaped communicating pipes and is absorbed by the woven cloth, and the woven cloth can play a good smoke-proof effect, so that the situation that smoke dust penetrates through gaps between the door frame and the door body to cause harm to the bodies of people is avoided;

2. according to the utility model, the sealing plate matched with the sealing groove is inserted into the inner cavity of the sealing groove, the thrust spring is arranged in the inner cavity of the sealing groove, the baffle is fixedly connected to the middle part of the lower surface of the sealing plate, the special-shaped communicating pipe extrudes the baffle and pushes the sealing plate to move in the closing process of the door body, so that the inner cavity of the communicating hole is ensured to be automatically communicated with the inner cavity of the special-shaped communicating pipe, and when the door body is opened, the communicating hole is automatically closed by the sealing plate under the thrust action of the thrust spring, so that water in the communicating hole can be effectively prevented from leaking, and the device is more convenient to use.

Drawings

FIG. 1 is a schematic cross-sectional view of the overall structure of the present invention.

Fig. 2 is a schematic plan view of the door structure of the present invention.

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

FIG. 4 is a side sectional view of a communicating pore structure of the present invention.

In the figure: 1. a door frame; 2. a door body; 3. a groove; 4. weaving cloth; 5. mounting grooves; 6. a special-shaped communicating pipe; 7. an electromagnetic valve; 8. a communicating hole; 9. a sealing groove; 10. a sealing plate; 11. a thrust spring; 12. a baffle plate; 13. a gasket; 14. a smoke sensor; 15. and a controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a fireproof door with a smoke-proof function, which comprises a door frame 1 and a door body 2, wherein grooves 3 are formed in two side surfaces and two sides of the upper end surface of the door body 2, woven cloth 4 is arranged in the inner cavity of each groove 3, and the woven cloth 4 can have a good smoke-proof effect after being wetted by water so as to prevent fire smoke from penetrating through a gap between the door frame 1 and the door body 2 to cause harm to the bodies of people.

The middle part of the upper end of the front of the door body 2 is provided with a mounting groove 5, the upper end of the inner cavity of the mounting groove 5 is provided with a special-shaped communicating pipe 6, the special-shaped communicating pipe 6 is arranged in a shape like a Chinese character 'shan', the special-shaped communicating pipe 6 is arranged in a hollow structure, two ends of the special-shaped communicating pipe 6 respectively penetrate through two sides of the inner wall of the upper end of the mounting groove 5 and respectively extend to the inner cavities of two grooves 3 of the upper end surface of the door body 2, the middle opening end of the special-shaped communicating pipe 6 penetrates through the middle part of the inner wall of the upper end of the mounting groove 5 and extends to the upper part of the door frame 1, the end surface of the middle opening end of the special-shaped communicating pipe 6 is connected with the inner wall of the upper end of the door frame 1 in an attaching manner, the middle part of the special-shaped communicating pipe 6 is provided with an electromagnetic valve 7, the electromagnetic valve 7 can control the opening or closing of the middle part of the special-shaped communicating pipe 6, the middle part of the inner wall of the door frame 1 is provided with a communicating hole 8, the upper end of the special-shaped communicating pipe 6, the upper end inner chamber of intercommunicating pore 8 passes through hose and fire hose intercommunication, and consequently the hydroenergy in the fire hose can get into the inner chamber of recess 3 through special-shaped communicating pipe 6, can play the effect of smoke and dust prevention after weaving cloth 4 of recess 3 inner chamber absorbs water.

A sealing groove 9 is arranged on the inner wall of one side of the communicating hole 8, a sealing plate 10 matched with the sealing groove 9 is arranged in the inner cavity of the sealing groove 9, one end of the sealing plate 10 penetrates through the opening end of the sealing groove 9 and extends to the inner cavity of the communicating hole 8, one end of the sealing plate 10 slides in the inner cavity of the sealing groove 9 all the time horizontally, a thrust spring 11 is arranged in the inner cavity of the sealing groove 9, two ends of the thrust spring 11 are fixedly connected with the groove bottom of the sealing groove 9 and the other end face of the sealing plate 10 respectively, the thrust spring 11 provides thrust to enable the sealing plate 10 to close the communicating hole 8 so as to prevent water in the fire-fighting water pipe from leaking through the communicating hole 8, a baffle 12 is fixedly connected to one side of the middle part of the lower surface of the sealing plate 10, one side face of the baffle 12 is connected with the outer side wall of the special-shaped communicating pipe 6 in an attaching manner, when the door body 2 is closed, the special-shaped communicating pipe 6 rotates along with the door body 2 and extrudes the baffle 12, baffle 12 drives the inner chamber that closing plate 10 contracted into seal groove 9 this moment, thereby make the inner chamber of intercommunicating pore 8 and the inner chamber intercommunication of dysmorphism communicating pipe 6, water in the fire hose can flow into the inner chamber of recess 3 and absorbed by weaving cloth 4 this moment, the terminal surface adhesive connection of the middle part open end of dysmorphism communicating pipe 6 has sealed the pad 13, the setting of sealed pad 13 has effectively improved the leakproofness between the upper end inner wall of the middle part opening terminal surface of dysmorphism communicating pipe 6 and door frame 1, can avoid taking place to reveal between intercommunicating pore 8 and the dysmorphism communicating pipe 6 promptly.

The smoke sensor 14 is fixedly connected to the middle of the upper end of the front face of the door body 2, the smoke sensor 14 is MJ-YWGY-0900A in model, the controller 15 is arranged at the lower end of the inner cavity of the mounting groove 5, the controller 15 is STM32F103C8T6 type microcontroller, the smoke sensor 14 is electrically connected with the controller 15 through a lead, the controller 15 is electrically connected with the electromagnetic valve 7 through a lead, and therefore when the smoke sensor 14 senses smoke of a fire disaster, the controller 15 can control the electromagnetic valve 7 to be automatically opened so as to ensure that water in the communication hole 8 can flow into the inner cavity of the groove 3 through the special-shaped communication pipe 6.

The working principle of the utility model is as follows:

when the device is used, the door body 2 is closed by rotating the door body 2, the special-shaped communicating pipe 6 extrudes the baffle plate 12 and drives the sealing plate 10 to shrink into the inner cavity of the sealing groove 9 in the rotating process of the door body 2, the lower end opening of the communicating hole 8 is gradually opened at the moment, and the lower end opening of the communicating hole 8 is always communicated with the middle opening end of the special-shaped communicating pipe 6, so that water in the inner cavity of the fire hose can be communicated with the special-shaped communicating pipe 6 through the communicating hole 8, but the water cannot flow in the inner cavity of the special-shaped communicating pipe 6 because the electromagnetic valve 7 is in a closed state at the moment;

when a fire disaster happens, the smoke sensor 14 senses smoke generated by the fire disaster, the controller 15 can control the electromagnetic valve 7 to be opened, so that fire water can flow in the inner cavity of the special-shaped communicating pipe 6, the water flows out of the two ends of the special-shaped communicating pipe 6 and flows into the inner cavity of the groove 3 to be absorbed by the textile cloth 4, the textile cloth 4 has a good smoke-proof effect after absorbing water, and the smoke and dust can be effectively prevented from penetrating through the gap between the door frame 1 and the door body 2 and causing harm to the body of personnel.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a prevent fire door with smoke and dust function, includes door frame (1) and door body (2), its characterized in that: the door is characterized in that both sides of the two side surfaces and both sides of the upper end surface of the door body (2) are provided with grooves (3), the inner cavity of each groove (3) is provided with woven cloth (4), the middle part of the front upper end of the door body (2) is provided with a mounting groove (5), the upper end of the inner cavity of the mounting groove (5) is provided with a special-shaped communicating pipe (6), the special-shaped communicating pipe (6) is arranged in a shape like a Chinese character 'shan', the special-shaped communicating pipe (6) is arranged in a hollow structure, both ends of the special-shaped communicating pipe (6) respectively penetrate through both sides of the inner wall of the upper end of the mounting groove (5) and respectively extend to the inner cavities of the two grooves (3) of the upper end surface of the door body (2), the middle opening end of the special-shaped communicating pipe (6) penetrates through the middle part of the inner wall of the upper end of the mounting groove (5) and extends to the upper part of the door frame (1), the end surface of the special-shaped communicating pipe (6) is attached to the inner wall of the upper end of the door frame (1), the middle part of dysmorphism communicating pipe (6) is provided with solenoid valve (7), intercommunicating pore (8) have been seted up at the upper end inner wall middle part of door frame (1), intercommunicating pore (8) are located the upper end of dysmorphism communicating pipe (6) and communicate with the inner chamber of dysmorphism communicating pipe (6), the upper end inner chamber of intercommunicating pore (8) passes through hose and fire hose intercommunication.

2. The fire door with a smoke protection function as claimed in claim 1, characterized in that: a sealing groove (9) is formed in the inner wall of one side of the communicating hole (8), and a sealing plate (10) matched with the sealing groove (9) is arranged in the inner cavity of the sealing groove (9).

3. The fire door with a smoke protection function according to claim 2, characterized in that: one end of the sealing plate (10) penetrates through the opening end of the sealing groove (9) and extends to the inner cavity of the communication hole (8), and a thrust spring (11) is arranged in the inner cavity of the sealing groove (9).

4. The fire door with a smoke protection function as claimed in claim 3, characterized in that: the two ends of the thrust spring (11) are respectively and fixedly connected with the bottom of the sealing groove (9) and the other end face of the sealing plate (10), and a baffle (12) is fixedly connected to one side of the middle of the lower surface of the sealing plate (10).

5. The fire door with a smoke protection function as claimed in claim 4, wherein: one side of the baffle (12) is attached to the outer side wall of the special-shaped communicating pipe (6), and a sealing gasket (13) is bonded to the end face of the middle opening end of the special-shaped communicating pipe (6).

6. The fire door with a smoke protection function as claimed in claim 5, wherein: the smoke alarm is characterized in that a smoke inductor (14) is fixedly connected to the middle of the upper end of the front face of the door body (2), and a controller (15) is arranged at the lower end of an inner cavity of the mounting groove (5).

7. The fire door with a smoke protection function as claimed in claim 6, wherein: the smoke sensor (14) is electrically connected with the controller (15) through a lead, and the controller (15) is electrically connected with the electromagnetic valve (7) through a lead.