CN109125977B

CN109125977B - Flame-proof device and method for building facade

Info

Publication number: CN109125977B
Application number: CN201811008972.XA
Authority: CN
Inventors: 李彦龙; 胡晓娟
Original assignee: Xuchang University
Current assignee: Xuchang University
Priority date: 2018-08-31
Filing date: 2018-08-31
Publication date: 2020-06-23
Anticipated expiration: 2038-08-31
Also published as: CN109125977A

Abstract

The invention relates to the field of flame-proof equipment, in particular to a flame-proof device for a building facade and a flame-proof method thereof. The invention can automatically emit the fire-proof cloth to cover the vertical face of the building and can also spray atomized water drops to absorb heat, thereby reducing the temperature around the vertical face of the building and further preventing fire.

Description

Flame-proof device and method for building facade

Technical Field

The invention relates to the field of fire-proof equipment, in particular to a fire-proof device for a building facade and a fire-proof method thereof.

Background

The building facade refers to an interface between a building and an external space of the building, and a displayed image and a formed mode thereof, or a general name of components at the interface between the internal space and the external space of the building and a combination mode thereof. The wall body of the building facade is mostly built by concrete and bricks, and part of the wall body is built by wood materials and plastic materials. Because the building facades made of wood materials and plastic materials have the defect of inflammability, fire-proof measures have to be taken. Summer is a season with high spontaneous combustion and ignition, people often do not pay attention to the fire prevention of the building vertical face, and only place a plurality of fire extinguishers on the wall of the building vertical face. Although the fire extinguisher can extinguish fire, it cannot prevent fire. The prior art does not have a technical scheme of automatically and intelligently preventing fire and preventing burning of a building facade, and CN104179265A discloses a fire and heat insulation structure of a building facade, which mainly adopts a traditional heat insulation plate structure to prevent fire and prevent burning; CN104172997A discloses a technology of setting a movable structure on a building facade, but it is used for scrubbing curtain walls, unlike the present application field, the technical problem and technical content are different, and CN105804297A discloses a construction method of building exterior walls, which is assembled into a structure capable of preventing fire and fire, but it cannot automatically and intelligently perform fire-proof operation.

Disclosure of Invention

The invention aims to provide a fire-proof device for a building vertical face and a fire-proof method thereof, which solve the problem that no fire-proof device is arranged on the building vertical face.

The technical scheme of the invention is as follows: including the backup pad that is the L type, be used for placing holding mechanism, drop feed mechanism, sprinkler structure, temperature sensor and the controller of fire prevention cloth, the back of backup pad can pass through the bolt fastening on the wall body, hold the mechanism and install in the backup pad with the equal detachable of sprinkler structure, sprinkler structure is located the side that holds the mechanism, drop feed mechanism installs at the top of backup pad to drop feed mechanism is connected with holding the mechanism transmission, temperature sensor installs the center department at backup pad top, the controller is located temperature sensor's side, temperature sensor, drop feed mechanism and sprinkler structure all with controller electric connection.

In a preferred embodiment of the invention, the accommodating mechanism comprises an accommodating shell and a discharging roller for fixing the flame-retardant cloth, the accommodating shell is fixed on the supporting plate through bolts, an accommodating cavity is arranged in the accommodating shell, one end of the accommodating shell is provided with an opening, the other end of the accommodating shell is provided with a through groove for the flame-retardant cloth to pass through, a guide plate is arranged on the shell wall of the accommodating shell and is positioned right below the through groove, an arc-shaped shell cover is arranged on the opening, one end of the shell cover is hinged to the accommodating shell, a locking component is arranged at the other end of the shell cover, the discharging roller is positioned in the accommodating cavity, both ends of the discharging roller are rotatably arranged on the accommodating shell, and a first chain wheel is sleeved at one end of the discharging roller and is positioned outside the accommodating shell.

In a preferred embodiment of the present invention, the locking assembly includes two locking screws, two symmetrically disposed protrusions are disposed on the housing cover, each protrusion has a through hole for the locking screw to pass through, and the accommodating housing has two threaded holes engaged with the two locking screws.

In a preferred embodiment of the invention, the discharging mechanism comprises a discharging motor, a second chain wheel and a chain, the discharging motor is mounted at the top of the supporting plate, the second chain wheel is mounted on a spindle of the discharging motor, the second chain wheel is positioned right above the first chain wheel, the chain is mounted on the first chain wheel and the second chain wheel, and a square hole for the chain to pass through is formed in the supporting plate.

In a preferred embodiment of the present invention, the spraying mechanism includes a connecting pipe and a plurality of atomizing nozzles disposed on the connecting pipe at equal intervals, two symmetrically disposed fixing seats are disposed on the supporting plate beside the accommodating mechanism and fixed on the supporting plate through bolts, two ends of the connecting pipe are respectively mounted on the two fixing seats, one end of the connecting pipe is provided with a water inlet and an electromagnetic valve for opening the water inlet, and each atomizing nozzle is disposed vertically downward.

The invention provides a fire-proof device for building vertical surfaces by improvement, compared with the prior art, the invention has the following improvements and advantages: when the temperature sensor detects that the temperature around the building facade is too high, the discharging motor drives the second chain wheel, the second chain wheel drives the first chain wheel to rotate, the first chain wheel drives the discharging roller to rotate, so that the flame-proof cloth on the discharging roller is discharged from the through groove, the flame-proof cloth can be pressed close to the building facade along the guide plate, then the electromagnetic valve works, water in the tap water pipeline can enter the connecting pipeline through the water inlet, then the water is sprayed out through all the atomizing spray heads, the atomized water drops absorb heat, and the temperature around the building facade is reduced.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a second perspective view of the present invention;

FIG. 3 is a partial schematic view of the first embodiment of the present invention;

FIG. 4 is a second partial schematic view of the present invention;

description of reference numerals:

the supporting plate 1, square hole 1a, fixing base 1b, hold mechanism 2, hold shell 2a, hold chamber 2a1, wear groove 2a3, screw hole 2a4, deflector 2a5, cap 2a6, lug 2a7, blowing roller 2b, first sprocket 2b1, locking Assembly 2c, locking screw 2c1, drop feed mechanism 3, blowing motor 3a, second sprocket 3b, chain 3c, sprinkler mechanism 4, connecting tube 4a, water inlet 4a1, solenoid valve 4a2, atomizer 4b, temperature sensor 5, controller 6.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 4, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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 invention provides a flame-proof device for building facades by improvement, which is shown in figures 1-4 and comprises a support plate 1 in an L shape, a containing mechanism 2 for placing flame-proof cloth, a discharging mechanism 3, a spraying mechanism 4, a temperature sensor 5 and a controller 6, the back of the supporting plate 1 can be fixed on a wall body through bolts, the accommodating mechanism 2 and the spraying mechanism 4 are both detachably arranged on the supporting plate 1, the spraying mechanism 4 is arranged at the side of the containing mechanism 2, the discharging mechanism 3 is arranged at the top of the supporting plate 1, the discharging mechanism 3 is in transmission connection with the containing mechanism 2, the temperature sensor 5 is arranged at the center of the top of the supporting plate 1, the controller 6 is located the side of temperature sensor 5, drop feed mechanism 3 and spraying mechanism 4 all with controller 6 electric connection.

The working principle of the invention is as follows: when the temperature sensor 5 detects that the temperature around the building facade is too high, the emptying mechanism 3 works to drive the flame-retardant cloth positioned in the accommodating mechanism 2 to rotate, the flame-retardant cloth is gradually discharged from the accommodating mechanism 2 along with the rotation, the building facade is finally covered by the flame-retardant cloth, and then the spraying mechanism 4 starts to work to spray atomized water drops which absorb the heat around the building facade, so that the temperature around the building facade is reduced, and the effect of preventing ignition is achieved.

The accommodating mechanism 2 comprises an accommodating shell 2a and a discharging roller 2b for fixing flame-retardant cloth, the accommodating shell 2a is fixed on the supporting plate 1 through bolts, an accommodating cavity 2a1 is arranged in the accommodating shell 2a, one end of the accommodating shell 2a is provided with an opening, the other end of the accommodating shell 2a is provided with a through groove 2a3 for the flame-retardant cloth to pass through, a guide plate 2a5 is arranged on the shell wall of the accommodating shell 2a and is positioned right below the through groove 2a3, an arc-shaped shell cover 2a6 is arranged on the opening, one end of the shell cover 2a6 is hinged to the accommodating shell 2a, a locking component 2c is arranged at the other end of the shell cover, the discharging roller 2b is positioned in the accommodating cavity 2a1, two ends of the discharging roller 2b are rotatably arranged on the accommodating shell 2a, one end of the discharging roller 2b is sleeved with a first chain wheel 2b1, and the first chain wheel 2b1 is positioned outside the accommodating; when the temperature sensor 5 detects that the temperature around the building facade is too high, the emptying mechanism 3 drives the first chain wheel 2b1 to rotate, the first chain wheel 2b1 drives the emptying roller 2b to rotate, so that the flame-proof cloth fixed on the emptying roller 2b is discharged from the through groove 2a3, the flame-proof cloth can be close to the building facade along the guide plate 2a5, and finally the building facade is covered by the flame-proof cloth. Because the effect that the flame-retardant cloth can let its fire prevention reduce along with the increase of time, so the flame-retardant cloth needs regular replacement, when needing to be changed the flame-retardant cloth, will spray the subassembly earlier and dismantle, then open cap 2a6 through locking Assembly 2c, just can tear down the flame-retardant cloth on the blowing roller 2b later and change new flame-retardant cloth.

The locking assembly 2c comprises two locking screws 2c1, the shell cover 2a6 is provided with two symmetrically arranged lugs 2a7, each lug 2a7 is provided with a through hole for the locking screw 2c1 to pass through, and the accommodating shell 2a is provided with two threaded holes 2a4 matched with the two locking screws 2c 1; the cover 2a6 can be opened quickly by the engagement of the two locking screws 2c1 with the two threaded holes 2a 4.

The discharging mechanism 3 comprises a discharging motor 3a, a second chain wheel 3b and a chain 3c, the discharging motor 3a is installed at the top of the supporting plate 1, the second chain wheel 3b is installed on a main shaft of the discharging motor 3a, the second chain wheel 3b is located right above the first chain wheel 2b1, the chain 3c is installed on the first chain wheel 2b1 and the second chain wheel 3b, and a square hole 1a for the chain 3c to pass through is formed in the supporting plate 1; the discharging motor 3a drives the second chain wheel 3b to rotate, and the second chain wheel 3b drives the first chain wheel 2b1 to rotate through the chain 3 c.

The spraying mechanism 4 comprises a connecting pipeline 4a and a plurality of atomizing nozzles 4b which are arranged on the connecting pipeline 4a at equal intervals, two fixing seats 1b which are symmetrically arranged and fixed on the supporting plate 1 through bolts are arranged on the supporting plate 1 beside the accommodating mechanism 2, two ends of the connecting pipeline 4a are respectively arranged on the two fixing seats 1b, one end of the connecting pipeline 4a is provided with a water inlet 4a1 and an electromagnetic valve 4a2 for opening the water inlet 4a1, and each atomizing nozzle 4b is arranged vertically downwards; when the fire-retardant cloth is completely discharged, the electromagnetic valve 4a2 starts to work, water in the tap water pipeline can enter the connecting pipeline 4a through the water inlet 4a1, then the water is sprayed out through all the atomizing nozzles 4b, and the atomized water drops absorb heat, so that the temperature around the building facade is reduced.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A fire protection device for a building facade, comprising: comprises an L-shaped supporting plate (1), a containing mechanism (2) for containing flame-retardant cloth, a discharging mechanism (3), a spraying mechanism (4), a temperature sensor (5) and a controller (6), wherein the back of the supporting plate (1) can be fixed on a wall body through bolts, the containing mechanism (2) and the spraying mechanism (4) are detachably arranged on the supporting plate (1), the spraying mechanism (4) is positioned at the side of the containing mechanism (2), the discharging mechanism (3) is arranged at the top of the supporting plate (1), the discharging mechanism (3) is in transmission connection with the containing mechanism (2), the temperature sensor (5) is arranged at the center of the top of the supporting plate (1), the controller (6) is positioned at the side of the temperature sensor (5), and the temperature sensor (5), the discharging mechanism (3) and the spraying mechanism (4) are all electrically connected with the controller (6), the accommodating mechanism (2) comprises an accommodating shell (2a) and a discharging roller (2b) used for fixing flame-retardant cloth, the accommodating shell (2a) is fixed on the supporting plate (1) through bolts, an accommodating cavity (2a1) is arranged in the accommodating shell (2a), one end of the accommodating shell (2a) is provided with an opening, the other end of the accommodating shell is provided with a through groove (2a3) for the flame-retardant cloth to pass through, a guide plate (2a5) is arranged on the shell wall of the accommodating shell (2a) and under the through groove (2a3), the opening is provided with an arc-shaped shell cover (2a6), one end of the shell cover (2a6) is hinged and installed on the accommodating shell (2a), the other end of the shell cover is provided with a locking component (2c), the discharging roller (2b) is arranged in the accommodating cavity (2a1), two ends of the discharging roller (2b) are rotatably installed on the accommodating shell (2a), and one end of the discharging roller (2b) is sleeved with a first chain wheel (1), the first chain wheel (2b1) is located outside the containing shell (2a), the locking assembly (2c) comprises two locking screws (2c1), two symmetrically arranged convex blocks (2a7) are arranged on the shell cover (2a6), a through hole for the locking screw (2c1) to pass through is formed in each convex block (2a7), two threaded holes (2a4) matched with the two locking screws (2c1) are formed in the containing shell (2a), the discharging mechanism (3) comprises a discharging motor (3a), a second chain wheel (3b) and a chain (3c), the discharging motor (3a) is installed at the top of the supporting plate (1), the second chain wheel (3b) is installed on a main shaft of the discharging motor (3a), the second chain wheel (3b) is located right above the first chain wheel (2b1), and the chain (3c) is installed on the first chain wheel (2b1) and the second chain wheel (3b), be equipped with square hole (1a) that supplies chain (3c) to pass on backup pad (1), spray mechanism (4) are including connecting tube (4a) and equidistant atomizer (4b) of setting on connecting tube (4a) of a plurality of, it is equipped with two symmetries and all sets up fixing base (1b) in backup pad (1) through the bolt fastening to lie in holding mechanism (2) side on backup pad (1), install respectively on two fixing base (1b) at the both ends of connecting tube (4a), one of connecting tube (4a) is served and is equipped with water inlet (4a1) and solenoid valve (4a2) that are used for opening water inlet (4a1), every atomizer (4b) all is vertical setting down.

2. A method for building facade fire protection using the fire protection device for building facades of claim 1,

(1) when the temperature sensor (5) detects that the temperature around the building facade is too high, the emptying motor (3a) drives the second chain wheel (3b), the second chain wheel (3b) drives the first chain wheel (2b1) to rotate, and the first chain wheel (2b1) drives the emptying roller (2b) to rotate, so that the flame-proof cloth on the emptying roller (2b) is discharged from the through groove (2a 3);

(2) the flame-proof cloth can be close to the building facade along the guide plate (2a 5);

(3) when the electromagnetic valve (4a2) works, water in the tap water pipeline can enter the connecting pipeline (4a) through the water inlet (4a1), and then the water is sprayed out through all the atomizing nozzles (4b), and atomized water drops absorb heat, so that the temperature around the building facade is reduced, and the purpose of flame resistance of the building facade is achieved.