CN213234810U

CN213234810U - Automatic fire door that prevents of piping lane

Info

Publication number: CN213234810U
Application number: CN202021132387.3U
Authority: CN
Inventors: 孙鸥鹤; 王益; 毛小康
Original assignee: Sichuan Tongfengyuan Construction Engineering Co ltd
Current assignee: Sichuan Tongfengyuan Construction Engineering Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-05-18
Anticipated expiration: 2030-06-17

Abstract

The utility model relates to an automatic fire door that prevents of piping lane relates to the technical field who prevents fire door, and it includes the door frame, articulates prevents fire door and drive on the door frame and prevents fire door pivoted drive assembly, prevent fire door and include the frame of rectangle and the fire prevention splint of cladding in the frame outside, the drawknot piece of inherent a plurality of strengthening the frame structural stability in the frame. This application has the effect that reduces and prevents fire door deflection.

Description

Automatic fire door that prevents of piping lane

Technical Field

The application relates to the field of fireproof doors, in particular to an automatic fireproof door for a pipe gallery.

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.

According to the utility model with the publication number of CN205876107U, a fire door is disclosed, which belongs to the field of fire doors, and comprises a door frame, a door leaf and an anti-misoperation locking mechanism for limiting the door leaf to rotate around the door axis thereof towards the closing direction of the door leaf, wherein the door frame comprises two oppositely arranged crossbeams and two oppositely arranged longitudinal beams, the crossbeams are perpendicular to the longitudinal beams, and the adjacent crossbeams are fixedly connected with the longitudinal beams; the door leaf is arranged in the door frame, the upper end and the lower end of the door leaf are respectively connected with the two cross beams in a rotating mode, the axial lead of the door leaf rotating relative to the cross beams is parallel to the longitudinal beams, and the anti-misoperation locking mechanism is arranged on the door leaf. The anti-misoperation locking mechanism has the advantages that the anti-misoperation locking mechanism can lock the door leaf after the door leaf is opened, so that the door leaf is prevented from being closed due to negligence, and the life passage can be kept unblocked at any time when needing to be opened.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when a fire disaster occurs, the fireproof door is heated to expand and deform, the door frame is tightly sealed, and the process of opening the fireproof door when the fireproof door needs to be opened for escaping or rescuing is more troublesome.

SUMMERY OF THE UTILITY MODEL

In order to reduce the deflection that prevents fire door and be heated, conveniently open and prevent fire door, this application provides an automatic fire door that prevents of piping lane.

The application provides a piping lane prevents fire door automatically adopts following technical scheme:

the utility model provides an automatic fire door that prevents of piping lane, includes the door frame, articulates prevent fire door and the drive on the door frame and prevent fire door pivoted drive assembly, prevent fire door and include the frame of rectangle and the fire prevention splint of cladding in the frame outside, the drawknot piece of a plurality of inherent strengthening the frame structural stability in the frame.

Through adopting above-mentioned technical scheme, the drawknot piece can be so that the framework of frame is more firm, and after preventing that fire door is heated, the deflection that produces is littleer, can reduce to prevent that fire door warp the difficult possibility of opening of door frame shutoff.

Preferably, a fireproof material is filled between the frame and the pulling piece.

Through adopting above-mentioned technical scheme, fire-proof material can be so that prevent that fire door has better fire prevention effect, reduces the possibility of preventing fire door burning.

Preferably, the door frame includes last frame spare, lower frame spare and installs the side frame spare between last frame spare and lower frame spare, goes up frame spare and lower frame spare and is the open-ended rectangle frame in one side, articulates between the tip of last frame spare and lower frame spare to have the pivot subassembly of connecting fire door.

Through adopting above-mentioned technical scheme, one side open-ended goes up frame spare and lower frame spare can the easy to assemble pivot subassembly, can the easy to assemble drive assembly simultaneously.

Preferably, the upper frame piece is provided with a plurality of spray pipes for guiding the cooling and fire extinguishing medium, and the spray pipes are provided with spray holes along the length direction.

Through adopting above-mentioned technical scheme, the shower can switch on the cooling medium of putting out a fire, and different showers can switch on different cooling medium of putting out a fire, when meetting different conflagrations, can switch on the corresponding cooling medium of putting out a fire for the speed of putting out a fire is faster. Meanwhile, the fireproof door is cooled, and the possibility of deformation of the fireproof door is further reduced.

Preferably, a first fireproof adhesive tape is arranged between the door frame and the fireproof door.

Through adopting above-mentioned technical scheme, when the fire door was closed, set up fire prevention adhesive tape one and can be airtight with preventing fire door between door frame and the fire door, reduce harmful gas and enter into escape way through the gap between the fire door is prevented to the door frame in, reduce the possibility that the personnel of fleing are poisoned.

Preferably, a transparent window is arranged on the fireproof door.

Through adopting above-mentioned technical scheme, when the conflagration that takes place will prevent fire door, the condition in the personnel observation conflagration place in can making things convenient for the escape way is seen to transparent window, reduces because of the possibility that the unknown scene of a fire condition was rushed into with trade.

Preferably, the transparent window comprises a window frame and fireproof glass, the section of the window frame is H-shaped, and a fireproof adhesive tape II is arranged between the window frame and the fireproof door; and a second fireproof adhesive tape is arranged between the window frame and the fireproof glass.

By adopting the technical scheme, the window frame with the H-shaped interface can ensure that the transparent window is more reliably arranged on the fireproof door, and the possibility that the transparent window falls off due to the thermal deformation of the fireproof door is reduced; the second fireproof adhesive tape can seal a gap between the transparent window and the fireproof door, and the possibility that harmful gas in a fire scene enters the escape passage through the gap is reduced.

Preferably, the fireproof door is provided with a locking mechanism for locking the fireproof door.

Through adopting above-mentioned technical scheme, locking mechanism can lock preventing fire door after closing fire door, reduces because of the gaseous impact that produces in the scene of a fire dashes the possibility of opening the fire door.

Preferably, the door frame is provided with a smoke alarm device.

Through adopting above-mentioned technical scheme, smog alarm device can be in advance with fire signal transmission to the personnel on duty, strives for the valuable test piece of putting out a fire, reduces to receive bigger loss because of the delay of condition of a fire information.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the interior structure of the fireproof door is reinforced by the pulling piece, and when the fireproof door is heated, the deformation can be reduced, so that the fireproof door can be normally opened;

2. the spraying pipe can be communicated with a cooling and fire extinguishing medium, so that the fireproof door has an active fire extinguishing function, and meanwhile, the fireproof door can be cooled, and the deformation of the fireproof door is further reduced;

3. the transparent window can enable rescuers outside the fire scene to observe the conditions inside the fire scene.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Figure 2 is a cross-sectional view taken along line B-B of figure 1 to illustrate the installation of the various components of the fire rated door.

Fig. 3 is a schematic structural view of the door frame.

Figure 4 is an exploded view of the fire rated door.

Fig. 5 is an enlarged view of a portion C of fig. 2 to show an installation relationship between a transparent window and a fire door.

Description of reference numerals: 1. a door frame; 11. an upper frame member; 12. a lower frame member; 13. a side frame member; 14. a first fireproof adhesive tape; 15. a boss; 151. a hinge hole; 2. a fire door; 21. a frame; 22. a pulling member; 23. a fire-resistant material; 24. a transparent window; 241. a window frame; 242. fireproof glass; 243. a second fireproof adhesive tape; 25. mounting a plate; 26. a splint; 27. a handle; 3. a drive assembly; 31. a driven gear; 32. a driving gear; 33. a drive motor; 4. a rotating shaft assembly; 41. a rotating shaft; 42. a connecting rod; 43. a connecting member; 5. a shower pipe; 51. an injection hole; 52. bending the pipe; 6. a locking mechanism; 7. a smoke alarm device.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses automatic fire door that prevents of piping lane. Referring to fig. 1 and 2, an automatic fire door for piping lane comprises a door frame 1 and two fire doors 2 hinged to the door frame 1, wherein a tie member 22 for reinforcing the structure of the fire doors 2 is arranged inside the fire doors 2, and the advantage of reducing the deformation of the fire doors 2 is achieved.

The embodiment of the application discloses automatic fire door that prevents of piping lane. Referring to fig. 3, the doorframe 1 comprises an upper frame member 11 and a lower frame member 12, between which two vertical side frame members 13 are fixed; the upper frame member 11, the lower frame member 12, and the two side frame members 13 may be steel columns having a rectangular cross section. The upper frame piece 11, the side frame pieces 13 and the two side frame pieces 13 form a rectangular door opening through welding fixation or bolt fixation; the rectangular closed doorframe 1 can be matched with a fireproof door 2 to ensure that the gap after closing is smaller, and the possibility that outside air enters a fire scene is reduced.

A first fireproof adhesive tape 14 is circumferentially fixed on one side of the door frame 1, and the first fireproof adhesive tape 14 can be made of an ethylene propylene diene monomer rubber foaming sealing strip fireproof flame-retardant sealing strip; when a fire disaster occurs, the first fireproof rubber strip 14 can reduce the possibility that mistaken smoke enters the escape passage through the gap between the fireproof door 2 and the doorframe 1.

Referring to fig. 1 and 3, four bosses 15 extend from one side of the doorframe 1 close to the first fireproof rubber strip 14, and vertical downward hinge holes 151 are formed in the bosses 15. A smoke alarm device 7 is arranged on one boss 15, and the smoke alarm device 7 can play a role in alarm prompt when a fire disaster occurs, so that an operator on duty can acquire the condition of the fire disaster as soon as possible.

Two spray pipes 5 are installed on the top of the upper frame 11, the spray pipes 5 can be square pipes with one open end, and a plurality of spray holes 51 are formed along the length direction of the spray pipes 5; the two spray pipes 5 can be respectively communicated with source pipelines of fire extinguishing medium and cooling medium, and in order to facilitate the spray pipes 5 to be connected with the source pipelines, the open ends of the spray pipes 5 are welded with elbows 52; the spray pipe 5 can spray a cooling fire extinguishing medium when a fire disaster occurs, so that the possibility of deformation of the fireproof door 2 is reduced, and meanwhile, the function of fire extinguishing can be achieved. The fire door 2 is hinged to the boss 15.

Referring to fig. 2 and 4, the fire door 2 includes a frame 21, the frame 21 may be a rectangular frame made of steel, and a mounting plate 25 is fixed to a middle portion of the frame 21; the mounting plate 25 can be made of basalt flame-retardant rock wool boards, and the fixing mode can be made of bolts.

The frame 21 is divided into two rectangular frames by the mounting plate 25, the pulling pieces 22 are welded or fixed in the rectangular frames by bolts, the pulling pieces 22 can be long-strip-shaped columnar pieces, the frame 21 is divided into a plurality of triangular frames by the pulling pieces 22, the triangular structure enables the frame 21 of the fireproof door to be more stable, and the possibility of deformation of the fireproof door 2 when the fireproof door is subjected to high temperature can be reduced; the fireproof material 23 is filled in the gap between the pulling piece 22 and the frame 21, the fireproof material 23 can be made of basalt flame-retardant rock wool boards, the two sides of the frame 21 are coated with the clamping plates 26, the clamping plates 26 can be made of steel plates, the surfaces of the clamping plates 26 are coated with fireproof paint to form fireproof layers, and the clamping plates 26 can be connected through bolts.

Referring to fig. 1 and 4, a rotating shaft assembly 4 is connected between the fire door 2 and the doorframe 1, the rotating shaft assembly 4 includes a rotating shaft 41 hinged on the boss 15, the rotating shaft 41 may be a steel cylinder, two connecting rods 42 are fixed at the middle part thereof, the connecting rods 42 may be steel strip-shaped members, one end of each connecting rod 42 is welded and fixed on the rotating shaft 41, and the other end is fixed with a connecting member 43; the connecting member 43 may be a steel plate, and may be fixed by welding, and the connecting member 43 is fixed to the side of the main plane of the fire door 2 by a screw ring. When the fire door 2 is closed, the fire door 2 can be attached to the doorframe 1.

Referring to fig. 2, in order to facilitate observation of the conditions inside the door after a fire, a transparent window 24 is installed in the middle of the fire door 2.

Referring to fig. 4 and 5, the transparent window 24 includes a window frame 241 and a fire-proof glass 242 mounted on the window frame 241; the window frame 241 may be a rectangular frame surrounded by members having an "H" shaped cross section; a second fireproof adhesive tape 243 is clamped between the window frame 241 and the fireproof glass 242; a second fireproof adhesive tape 243 is clamped between the window frame 241 and the clamping plate 26; the strip of fire resistant glue two 243 reduces the possibility of outside air entering the other side of the door 2 through the transparent window 24 and the gap between the door 2.

Referring to fig. 1 and 4, in order to facilitate the opening of the fire door 2, a handle 27 is installed on a clamping plate 26 of the fire door 2, a locking mechanism 6 is installed on the fire door 2, the locking mechanism 6 comprises a lock head installed on the fire door 2, and the lock head can be a push-pull electromagnet; after the fireproof door 2 is closed, the locking mechanism 6 can lock the fireproof door 2, and the possibility that air generated in the fireproof door 2 expands to push the antitheft door open is reduced.

Referring to fig. 1 and 3, a driving assembly 3 is connected to a rotating shaft 41, the driving assembly 3 includes a driven gear 31 mounted on the rotating shaft 41, and a driving motor 33 is mounted on a boss 15 adjacent to the rotating shaft 41; the axis of the output shaft of the drive motor 33 is parallel to the axis of the rotating shaft 41, and a drive gear 32 that engages with the driven gear 31 is attached to the output shaft of the drive motor 33.

The utility model provides an installation that automatic fire door was prevented to piping lane does:

the rectangular door frame 1 is formed by using an upper frame piece 11, a lower frame piece 12 and two side frame pieces 13 to be fixed by bolts or welding; bosses 15 are welded or fixed by bolts at four corners of the doorframe 1; a first fireproof adhesive tape 14 is fixed on one side, fixed with a boss 15, of the doorframe 1 through screws or in an adhering manner; a tie member 22 is welded or bolted to the rectangular frame 21 so that a triangular structure is formed therebetween.

The fireproof material 23 is filled between the pulling piece 22 and the frame 21, and the clamping plates 26 are covered on the frame 21 by bolts to form two sides of the fireproof door 2; the rotary shaft assembly 4 and the driving assembly 3 are mounted on the boss 15, the fire door 2 is mounted on the connecting piece 43 of the rotary shaft assembly 4, and the handle 27 and the locking mechanism 6 are mounted on the fire door 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an automatic fire door that prevents of piping lane, includes door frame (1), articulates prevent fire door (2) and drive on door frame (1) and prevent fire door (2) pivoted drive assembly (3), prevent fire door (2) including frame (21) and the fire prevention splint (26) of cladding in frame (21) outside of rectangle, its characterized in that: a plurality of pulling pieces (22) for reinforcing the structure of the frame (21) are fixed in the frame (21).

2. The automatic fire door for pipe corridors according to claim 1, characterized in that: fireproof materials (23) are filled between the frame (21) and the pulling piece (22).

3. The automatic fire door for pipe corridors according to claim 1, characterized in that: the door frame (1) comprises an upper frame piece (11), a lower frame piece (12) and a side frame piece (13) installed between the upper frame piece (11) and the lower frame piece (12), the upper frame piece (11) and the lower frame piece (12) are rectangular frames with one side opened, and a rotating shaft assembly (4) connected with the fireproof door (2) is hinged between the end portions of the upper frame piece (11) and the lower frame piece (12).

4. The automatic fire door for pipe corridors according to claim 3, characterized in that: the upper frame piece (11) is provided with a spray pipe (5) for guiding cooling and fire extinguishing medium, and spray holes (51) are formed in the spray pipe (5) along the length direction of the spray pipe.

5. The automatic fire door for pipe corridors according to claim 1, characterized in that: and a first fireproof adhesive tape (14) is arranged between the door frame (1) and the fireproof door (2).

6. The automatic fire door for pipe corridors according to claim 1, characterized in that: and a transparent window (24) is arranged on the fireproof door (2).

7. The automatic fire door for pipe corridors according to claim 6, characterized in that: the transparent window (24) comprises a window frame (241) with an H-shaped section and fireproof glass (242), and a second fireproof adhesive tape (243) is arranged between the window frame (241) and the fireproof door (2); and a second fireproof adhesive tape (243) is arranged between the window frame (241) and the fireproof glass (242).

8. The automatic fire door for pipe corridors according to claim 1, characterized in that: and a locking mechanism (6) for locking the fireproof door (2) is arranged on the fireproof door (2).

9. The automatic fire door for pipe corridors according to claim 1, characterized in that: the door frame (1) is provided with a smoke alarm device (7).