CN209892030U

CN209892030U - Closed fireproof door

Info

Publication number: CN209892030U
Application number: CN201821429228.2U
Authority: CN
Inventors: 胡芳
Original assignee: Nanjing Yadi Fire Engineering Equipment Co Ltd
Current assignee: Nanjing Yadi Fire Engineering Equipment Co Ltd
Priority date: 2018-09-01
Filing date: 2018-09-01
Publication date: 2020-01-03
Anticipated expiration: 2028-09-01

Abstract

The utility model discloses a closed fire door that prevents, including the door frame, the equal fixed mounting of both sides internal surface of door frame has the hinge, one side surface connection of hinge has a door plant, one side fixed mounting of a door plant has No. two door plants, front end one side middle part fixed surface of No. two door plants installs the doorknob, one side fixed surface of doorknob installs the lock, the inside fixed mounting of lock has oblique spring bolt and square spring bolt, the one end fixed mounting who pins flees has alarm bell switch, the lower extreme surface of a door plant and No. two door plants all is provided with the ball hole. A closed fire door that prevents, be equipped with black box, activity closure plate and flee and tie, can preserve the data that prevent fire door personnel and pass through in the conflagration to can completely cut off dense cigarette, avoid toxic gas to get into safe region, violently unblank when can also conveniently preventing fire door locking, bring better use prospect.

Description

Closed fireproof door

Technical Field

The utility model relates to a prevent fire door field, in particular to closed prevent fire door.

Background

A novel closed fireproof door is used for fire protection in an open space, a fire area and a safe area can be effectively separated, and valuable time is saved for people to escape; present closed fire door that prevents has certain drawback when using, firstly, the conflagration takes place the back, fire fighter can't in time discover stranded personnel's position when getting into the scene of a fire rescue, the valuable rescue time of fee evading, cause adverse effect, secondly, for the convenience of opening and shutting the door, prevent that the upper and lower both ends of fire door can leave the clearance, can not completely cut off dense smoke, especially some harmful gas, cause certain adverse effect, in addition, prevent that fire door is in the state of locking for some times, stranded personnel can not in time be opened, give people the escape and cause inconvenient influence. Therefore, a novel closed fireproof door is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a closed fire door that prevents can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model discloses a closed fireproof door, which comprises a door frame, wherein hinges are fixedly arranged on the inner surfaces of two sides of the door frame, a door plate is connected with the outer surface of one side of each hinge, a door plate II is fixedly arranged on one side of each door plate II, a door handle is fixedly arranged on the outer surface of the middle part of one side of the front end of each door plate II, a door lock is fixedly arranged on the outer surface of one side of the door handle, an inclined spring bolt and a square spring bolt are fixedly arranged inside the door lock, an escape bolt is fixedly arranged on the outer surfaces of two sides of the door lock, an alarm bell switch is fixedly arranged at one end of the escape bolt, ball holes are respectively arranged on the outer surfaces of the lower ends of the door plates I and II, a connecting rod is fixedly arranged on the outer surface of one side of the upper ends of the door plates I and II, a door closer is fixedly, the outer fixed surface of the middle part of the upper end of the door frame is provided with a black box, the outer fixed surface of the lower end of the black box is provided with an infrared counter, the inner fixed surface of the lower end of the door frame is provided with a movable closing plate, the outer surfaces of two sides of the upper end of the movable closing plate are both fixedly provided with balls, and the outer fixed surface of the lower end of the movable closing plate is connected with a spring.

The fireproof door can be automatically closed and opened through the door closer and the connecting rod, and the condition that escape personnel forget to close the door is avoided.

The inclined bolt can be quickly drawn out from the lock hole through the door handle, and the door lock is opened.

The number of people passing through the fireproof door at each moment can be recorded through the infrared counter.

The number of people who pass through the fireproof door during the fire disaster and the passing time can be read through the second door plate.

Dense smoke can be effectively isolated through the movable closing plate.

Preferably, the information storage device is fixedly installed inside the black box, and the outer part of the black box is made of a plurality of layers of fire-insulating heat-insulating materials.

Preferably, the number of the movable closing plates is four, the movable closing plates are respectively positioned at two ends of the first door plate and the second door plate, and the movable closing plates, the second door plate and the bottom edges of the balls are equal in length.

Preferably, one end of the escape bolt is close to one end of the square bolt, and the alarm bell switch is positioned between the escape bolt and the square bolt.

Preferably, the diameter of the ball hole is slightly larger than that of the ball, and the ball is located inside the ball hole when the closed fireproof door is closed.

Preferably, the number of the springs is a plurality of groups, and the springs are uniformly distributed between the outer surface of the lower end of the movable closing plate and the inner surface of the lower end of the door frame, and sliding rails are fixedly installed at two ends of the movable closing plate.

Compared with the prior art, the utility model discloses following beneficial effect has: according to the closed fireproof door, the time and the number of people of each escaping person passing through the fireproof door are recorded by the infrared counter through the black box, data are stored in the black box, the black box is fireproof and high-temperature resistant, the data in the black box can be protected from being damaged, and after a fire fighter enters a fire scene, the floor where the trapped person possibly exists is analyzed by analyzing the data in the black box in two special adjacent floors in each floor, so that the rescue time is saved; when the door is opened, the balls slide out of the ball hole holes, the opening of the door is not influenced at all, when the door is closed, the door edge contacts and forces the balls, the balls at the two ends press the movable closing plate down, the closing of the door is not influenced, when the door is closed, the balls just slide into the ball hole, the movable closing plate slides up under the action of the spring, the reserved door seam is sealed, and dense smoke is isolated; the setting of fastening of fleing, when fleeing for one's life personnel and escaping to prevent that fire door discovery door is locked, can use the fire extinguisher, things such as dustbin or stool are pounded to fleeing for one's life and are fastened, flee and fasten the bolt-lock structure of the square spring bolt of atress destruction the inside, square spring bolt withdraws in the lock under spring action, make the lock open, touch alarm bell switch simultaneously, can effectively avoid idle man etc. to fasten the door through fleeing for one's life when not having the conflagration through alarm bell switch, whole closed fire door's simple structure, high durability and convenient operation, the effect of using is better for traditional mode.

Drawings

Fig. 1 is the utility model relates to a closed fire door's overall structure schematic diagram.

Fig. 2 is a partial view of the present invention, which is a closed fireproof door.

Fig. 3 is an enlarged view of a in fig. 2 of the enclosed fireproof door of the present invention.

Fig. 4 is an enlarged view of B in fig. 2 of the enclosed fireproof door of the present invention.

Figure 5 is the enlarged view of C in figure 2 of a closed fireproof door of the present invention

In the figure: 1. a door frame; 2. a door closer; 3. a connecting rod; 4. a first door panel; 5. a lock hole; 6. a door lock; 7. a square bolt; 8. an inclined bolt; 9. a door handle; 10. a hinge; 11. a second door panel; 12. a black box; 13. an infrared counter; 14. a ball bearing; 15. a spring; 16. a movable closing plate; 17. ball holes; 18. the escape bolt; 19. alarm bell switch.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-5, the utility model discloses a closed fireproof door, which comprises a door frame 1, hinges 10 are fixedly installed on the inner surfaces of both sides of the door frame 1, a door plate 4 is connected on the outer surface of one side of the hinge 10, a door plate 11 is fixedly installed on one side of the door plate 4, a door handle 9 is fixedly installed on the outer surface of the middle part of one side of the front end of the door plate 11, a door lock 6 is fixedly installed on the outer surface of one side of the door handle 9, an inclined bolt 8 and a square bolt 7 are fixedly installed inside the door lock 6, escape bolts 18 are fixedly installed on the outer surfaces of both sides of the door lock 6, an alarm bell switch 19 is fixedly installed at one end of the escape bolts 18, ball holes 17 are respectively arranged on the outer surfaces of the lower ends of the door plate 4 and the door plate 11, connecting rods 3 are fixedly installed on the outer surfaces of one sides of the upper ends, a lock hole 5 is formed in the middle of one side of a first door plate 4, a black box 12 is fixedly mounted on the outer surface of the middle of the upper end of a door frame 1, an infrared counter 13 is fixedly mounted on the outer surface of the lower end of the black box 12, a movable closing plate 16 is fixedly mounted on the inner surface of the lower end of the door frame 1, balls 14 are fixedly mounted on the outer surfaces of two sides of the upper end of the movable closing plate 16, and a spring 15 is fixedly connected to the outer surface of the lower end of the.

The information storage device is fixedly arranged in the black box 12, and the outer part of the black box 12 is made of multiple layers of fire-insulating materials, so that the data are prevented from being damaged; the number of the movable closing plates 16 is four, the movable closing plates 16 are respectively positioned at two ends of the first door panel 4 and the second door panel 11, the bottom edges of the movable closing plates 16, the second door panel 11 and the balls 14 are equal in length, and the function of isolating dense smoke is achieved; one end of the escape bolt 18 is close to one end of the square bolt 7, and the alarm bell switch 19 is positioned between the escape bolt 18 and the square bolt 7, so that the function of conveniently unlocking by violence in case of fire is achieved; the diameter of the ball hole 17 is slightly larger than that of the ball 14, and when the closed fire door is closed, the ball 14 is positioned in the ball hole 17 to play a role in controlling the movable closing plate 16 to pop out; the number of the springs 15 is a plurality of groups, and the springs 15 are uniformly distributed between the outer surface of the lower end of the movable closing plate 16 and the inner surface of the lower end of the door frame 1, and sliding rails are fixedly arranged at two ends of the movable closing plate 16.

It should be noted that, the utility model relates to a closed fire door, when using, at first, will prevent that fire door installs in the wall opening, door closer 2 and door frame 1 play the effect of automatic closing the door, infrared counter 13 records the time and the number of each personnel of fleing through preventing fire door, data are saved in black box 12, black box 12 is fire-resistant high temperature resistant, can protect the inside data can not damage, after the fire fighter gets into the scene of a fire, through the data in black box 12 in two floors adjacent during special time in each floor, the floor that stranded personnel probably are located is analyzed to the data of analysis, save rescue time; through the arranged movable closing plate 16, when the door is opened, the balls 14 slide out of the ball holes 17, the opening of the door is not influenced at all, when the door is closed, the door edge contacts and forces the balls 14, the balls 14 at two ends press the movable closing plate 16 down, the closing of the door is not influenced, when the door is closed, the balls 14 just slide into the ball holes 17, the movable closing plate 16 slides upwards under the action of the spring 15, the reserved door seam is closed, and dense smoke is isolated; the setting of 18 is tied in fleing, when fleeing for one's life the personnel and flee to prevent that fire door discovery door is locked, can use the fire extinguisher, things such as dustbin or stool are pounded to flee and are tied 18, it 18 atress destruction the bolt-lock structure of the square spring bolt 7 of the inside to flee to tie, square spring bolt 7 is in withdrawing lock 6 under the tool to lock spring effect, make lock 6 open, touch alarm bell switch 19 simultaneously, can effectively avoid idle man etc. to tie 18 through fleeing for one's life and open one's door when not having the conflagration through alarm bell switch 19, and is comparatively practical.

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 closed fire door, includes door frame (1), its characterized in that: hinges (10) are fixedly mounted on the inner surfaces of two sides of the door frame (1), a first door plate (4) is connected to the outer surface of one side of each hinge (10), a second door plate (11) is fixedly mounted on one side of each first door plate (4), a door handle (9) is fixedly mounted on the outer surface of the middle portion of one side of the front end of each second door plate (11), a door lock (6) is fixedly mounted on the outer surface of one side of each door handle (9), an inclined bolt (8) and a square bolt (7) are fixedly mounted inside each door lock (6), escape bolts (18) are fixedly mounted on the outer surfaces of two sides of each door lock (6), an alarm bell switch (19) is fixedly mounted at one end of each escape bolt (18), ball holes (17) are formed in the outer surfaces of the lower ends of the first door plate (4) and the second door plate (11), connecting rods (3) are fixedly mounted on the outer surfaces of one sides of the upper ends of the first door, the utility model discloses a door lock, including door frame (1), door frame (4), upper end outer fixed surface installs black box (12), black box's (12) outer fixed surface installs infrared counter (13), the lower extreme internal surface fixed surface of door frame (1) installs activity closing plate (16), the equal fixed mounting in upper end both sides surface of activity closing plate (16) has ball (14), the lower extreme outer fixed surface of activity closing plate (16) is connected with spring (15).

2. The enclosed fire rated door as recited in claim 1, further comprising: an information storage device is fixedly arranged inside the black box (12), and the outer part of the black box (12) is made of a plurality of layers of fire-insulating heat-insulating materials.

3. The enclosed fire rated door as recited in claim 1, further comprising: the number of the movable closing plates (16) is four, the movable closing plates (16) are respectively positioned at two ends of the first door panel (4) and the second door panel (11), and the bottom edges of the movable closing plates (16), the second door panel (11) and the balls (14) are equal in length.

4. The enclosed fire rated door as recited in claim 1, further comprising: one end of the escape bolt (18) is close to one end of the square bolt (7), and the alarm bell switch (19) is positioned between the escape bolt (18) and the square bolt (7).

5. The enclosed fire rated door as recited in claim 1, further comprising: the diameter of the ball hole (17) is slightly larger than that of the ball (14), and the ball (14) is located inside the ball hole (17) when the closed fireproof door is closed.

6. The enclosed fire rated door as recited in claim 1, further comprising: the quantity of spring (15) is a plurality of groups, spring (15) even distribution is between the lower extreme surface of activity closing plate (16) and the lower extreme internal surface of door frame (1) the both ends fixed mounting of activity closing plate (16) has the slide rail.